Agilent Technologies 8590 L-Series Specifikace

Service Guide8590 Series AnalyzersAssembly-Level RepairManufacturing Part Number: 08590-90316Supersedes: 08590-90300Printed in USAApril 2001© Copyrigh

10Contents2a. Making Adjustments: If 3335A Source Not AvailableBefore You Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

100 Chapter2Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E15.On the analyzer, press FREQUENCY and ⇑ (step up), to step throug

Chapter 2 101Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E18.Set the frequency synthesizer controls as follows:FREQUENCY ...

102 Chapter2Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E23.Adjust the frequency synthesizer AMPLITUDE for a MKRamplitude re

Chapter 2 103Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E28.To initialize the area of memory where the flatness correction d

104 Chapter2Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591ETable 2-6 Frequency Response ErrorsColumn 1 Frequency(MHz)Column 2E

Chapter 2 105Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E929 _______________ 1.0 _______________ _______________966 _______

106 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q16. Frequency Response of the 8592L/94L,8593E/94E/9

Chapter 2 107Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QEquipment RequiredSynthesized sweeperMeasuring rec

108 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q3. Press INSTRUMENT PRESET on the synthesized sweep

Chapter 2 109Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q13.On the analyzer, press the following keys.FREQU

Contents11A7 Analog Interface Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318A8 Power Su

110 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q25.Adjust the synthesized sweeper POWER LEVEL for a

Chapter 2 111Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q36.On the synthesized sweeper, press CW and STEP U

112 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q46.Press the following analyzer keys.FREQUENCY, ⇑47

Chapter 2 113Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q55.Press the following analyzer keys.MKR, MARKERS

114 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594Q62.Use the data keys on the analyzer to enter the a

Chapter 2 115Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QTable 2-8 Frequency Response ErrorsColumn 1 Freque

116 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 01.596 _____________

Chapter 2 117Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 17.388 ____________

118 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 112.356 ____________

Chapter 2 119Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 210.332 ___________

12Contents14. Analyzer MessagesInterpreting Analyzer Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

120 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 315.210 ____________

Chapter 2 121Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 420.200 ___________

122 Chapter2Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 4 (Option 026)21.024

Chapter 2 123Making Adjustments16. Frequency Response of the 8592L/94L, 8593E/94E/95E/96E, and 8594QFrequency Response Errors Band 4 (Option 026)25.02

124 Chapter2Making Adjustments17. Time and Date17. Time and DateThis adjustment applies to:All 8590 E-Series and L-Series spectrum analyzers8591C cabl

Chapter 2 125Making Adjustments17. Time and DateTo change the time, press the following analyzer keys.CONFIGTIMEDATESET TIMEThe active function block

126 Chapter2Making Adjustments18. Modulator Offset and Gain for Option 010 or 01118. Modulator Offset and Gain forOption 010 or 011This adjustment app

Chapter 2 127Making Adjustments18. Modulator Offset and Gain for Option 010 or 011Note that if the display shows CAL SIGNAL NOT FOUND, the routinesdef

128 Chapter2Making Adjustments18. Modulator Offset and Gain for Option 010 or 01113.Press the following analyzer keys to execute the screen titlecomma

Chapter 2 129Making Adjustments19. Entering External ALC Correction Constants for Option 010 or 01119. Entering External ALC CorrectionConstants for O

131 IntroductionThe 8590 Series Analyzers Assembly-Level Repair Service Guideprovides the information needed to adjust and repair the 8590 E-Seriesand

130 Chapter2Making Adjustments19. Entering External ALC Correction Constants for Option 010 or 0114. Press the following analyzer keys.CAL, More 1 of

Chapter 2 131Making Adjustments20. Checking the External ALC for Option 010 or 01120. Checking the External ALC for Option010 or 011This adjustment ap

132 Chapter2Making Adjustments20. Checking the External ALC for Option 010 or 011Procedure1. Switch the analyzer on and let it warm up 30 minutes.2. C

Chapter 2 133Making Adjustments20. Checking the External ALC for Option 010 or 011Figure 2-31 External ALC Verification Adjustment10.Connect the equipm

134 Chapter2Making Adjustments20. Checking the External ALC for Option 010 or 01117.Convert the ALC voltage recorded in the previous step to dBv using

Chapter 2 135Making Adjustments21. Correcting for External ALC Error for Option 010 or 01121. Correcting for External ALC Error forOption 010 or 011Th

136 Chapter2Making Adjustments21. Correcting for External ALC Error for Option 010 or 011Procedure1. Connect a BNC cable from the RF INPUT to the RF O

Chapter 2 137Making Adjustments21. Correcting for External ALC Error for Option 010 or 0116. Connect the equipment as shown in Figure 2-32. For Option

138 Chapter2Making Adjustments21. Correcting for External ALC Error for Option 010 or 01114.Adjust the SRC PWR for −34 dBV as read on the analyzer dis

Chapter 2 139Making Adjustments22. First LO Distribution Amplifier for Option 009 or 01022. First LO Distribution Amplifier forOption 009 or 010This adj

14 Chapter1IntroductionThe 8590 Series Analyzers Assembly-Level Repair Service GuideThe 8590 Series Analyzers Assembly-LevelRepair Service GuideThe 85

140 Chapter2Making Adjustments22. First LO Distribution Amplifier for Option 009 or 010Figure 2-33 First LO Distribution Amplifier Adjustment Setup4. Se

Chapter 2 141Making Adjustments22. First LO Distribution Amplifier for Option 009 or 01012.Check that the measuring receiver power level reads greater

142 Chapter2Making Adjustments23. BITG Power Level for Option 01023. BITG Power Level for Option 010This adjustment applies to:8593E spectrum analyzer

Chapter 2 143Making Adjustments23. BITG Power Level for Option 010Procedure1. Set the analyzer LINE switch to off. Disconnect the line cord. Removethe

144 Chapter2Making Adjustments23. BITG Power Level for Option 0109. On the analyzer, press SRC PWR ON OFF (ON), 0, dBm, SGL SWP.Note that some analyze

Chapter 2 145Making Adjustments24. Tracking Oscillator for Option 01024. Tracking Oscillator for Option 010This adjustment applies to:8593E spectrum a

146 Chapter2Making Adjustments24. Tracking Oscillator for Option 010Additional Equipment for Option 026Cable, CAL combAdapter APC-3.5 (f) to APC-3.5 (

Chapter 2 147Making Adjustments24. Tracking Oscillator for Option 0106. Set the microwave frequency counter controls as follows:SAMPLE RATE ...

148 Chapter2Making Adjustments24. Tracking Oscillator for Option 010Figure 2-37 Tracking Oscillator Adjustment Setup15.Set the analyzerLINE switch to

Chapter 2 149Making Adjustments24. Tracking Oscillator for Option 01022.Calculate Fcenter as shown below, and record it in Table 2-9.Fcenter = (F1 + F

Chapter 1 15IntroductionService Guide OrganizationService Guide OrganizationThe guide is divided into the following chapters.• Chapter 1, “Introductio

150 Chapter2Making Adjustments24. Tracking Oscillator for Option 01023.Set SRC TRACK ADJ to 350. This sets the tracking oscillator near thecenter of i

Chapter 2 151Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 05025. Checking the Absolute AmplitudeAccuracy for Option 050Th

152 Chapter2Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 050Procedure1. Zero and calibrate the measuring receiver and pow

Chapter 2 153Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 0504. Press PRESET on the analyzer and wait for the preset to fi

154 Chapter2Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 05013.On the synthesized sweeper, press POWER LEVEL and adjust t

Chapter 2 155Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 050Frequency Response Input Attenuator 30 dB23.On the analyzer,

156 Chapter2Making Adjustments25. Checking the Absolute Amplitude Accuracy for Option 050Frequency Response Input Attenuator 40 dB30.On the analyzer,

Chapter 2 157Making Adjustments26. Correcting for Absolute Amplitude Accuracy for Option 05026. Correcting for Absolute AmplitudeAccuracy for Option 0

158 Chapter2Making Adjustments26. Correcting for Absolute Amplitude Accuracy for Option 0504. Read the amplitude error from the display and record it

Chapter 2 159Making Adjustments26. Correcting for Absolute Amplitude Accuracy for Option 0507. Enter the Corrected Flatness ERROR from Table 2-15 or T

16 Chapter1IntroductionAnalyzer Description• Chapter 10, “Analyzer Options and Block Diagrams,” containsinformation on the available analyzer options.

160 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 05127. Checking the Absolute AmplitudeAccuracy for Option 051Thi

Chapter 2 161Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Figure 2-39 Absolute Amplitude Accuracy VerificationProcedure

162 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Log Fidelity5. Set the power sensor cal factor for 810 MHz on

Chapter 2 163Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Range 810 MHz to 956 MHzFrequency Response Input A

164 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 20 dB16.On the analyzer,

Chapter 2 165Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 30 dB23.On the analyzer,

166 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 40 dB30.On the analyzer,

Chapter 2 167Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Range 1429 MHz to 1501 MHzFrequency Response input

168 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 20 dB43.On the analyzer,

Chapter 2 169Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 30 dB50.On the analyzer,

Chapter 1 17IntroductionAnalyzer DescriptionTable 1-1 8590 E-Series and L-Series Spectrum Analyzer, 8591C Cable TVAnalyzer and 8594Q QAM Analyzer Freq

170 Chapter2Making Adjustments27. Checking the Absolute Amplitude Accuracy for Option 051Frequency Response Input Attenuator 40 dB57.On the analyzer,

Chapter 2 171Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 05128. Correcting for Absolute AmplitudeAccuracy for Option 0

172 Chapter2Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 0513. Press ⇑ (step up key) until the ERROR readout for 804 MH

Chapter 2 173Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 0517. Enter the Corrected Flatness ERROR from Table 2-26 or T

174 Chapter2Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 05112.Read the amplitude error from the display and record it

Chapter 2 175Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 05115.Enter the Corrected Flatness ERROR from Table 2-28 or T

176 Chapter2Making Adjustments28. Correcting for Absolute Amplitude Accuracy for Option 051

1772a Making Adjustments: If3335A Source Not AvailableThis chapter provides alternative adjustments for the spectrumanalyzer which do not require the

178 Chapter 2aMaking Adjustments: If 3335A Source Not AvailableBefore You StartBefore You StartThere are three things you should do before starting an

Chapter 2a 179Making Adjustments: If 3335A Source Not Available6a. Cal Attenuator Error6a. Cal Attenuator ErrorThis adjustment applies to:All 8590 E-S

18 Chapter1IntroductionFirmware Revision DateFirmware Revision DateWhen the analyzer is first turned on, a display appears that containsthe copyright d

180 Chapter 2aMaking Adjustments: If 3335A Source Not Available6a. Cal Attenuator ErrorCalculate Actual Attenuation Errors1. From the calibration data

Chapter 2a 181Making Adjustments: If 3335A Source Not Available6a. Cal Attenuator ErrorProcedureThe accuracy of the amplitude control attenuator is cr

182 Chapter 2aMaking Adjustments: If 3335A Source Not Available6a. Cal Attenuator Error8. Set the analyzer’s reference level by pressing AMPLITUDE, 17

Chapter 2a 183Making Adjustments: If 3335A Source Not Available6a. Cal Attenuator Error4 dB Step Check20.To measure the 4 dB step correction, press th

184 Chapter 2aMaking Adjustments: If 3335A Source Not Available6a. Cal Attenuator Error34.The 8 dB attenuator step error is the MKR ∆ reading minus th

Chapter 2a 185Making Adjustments: If 3335A Source Not Available6a. Cal Attenuator Error39.To confirm that the correct data is stored, access the cal at

186 Chapter 2aMaking Adjustments: If 3335A Source Not Available7a. Log and Linear Amplifier7a. Log and Linear AmplifierThis adjustment applies to:All 85

Chapter 2a 187Making Adjustments: If 3335A Source Not Available7a. Log and Linear AmplifierProcedure1. Turn the analyzer LINE switch to OFF. Remove the

188 Chapter 2aMaking Adjustments: If 3335A Source Not Available7a. Log and Linear AmplifierFigure 2a-2 Log and Linear Amplifier Adjustment SetupLog Fide

Chapter 2a 189Making Adjustments: If 3335A Source Not Available7a. Log and Linear AmplifierFigure 2a-3 Log and Linear Amplifier Adjustment Location11.Se

Chapter 1 19IntroductionReliability ConsiderationsReliability ConsiderationsAnalyzer Input ProtectionThe analyzer input circuitry can be damaged by po

190 Chapter 2aMaking Adjustments: If 3335A Source Not Available7a. Log and Linear AmplifierLinear Output and Step Gain Adjustments20.Press the followin

Chapter 2a 191Making Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E15a. Frequency Response ofthe 859

192 Chapter 2aMaking Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591EProcedure for System Characteriza

Chapter 2a 193Making Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E6. Record the power meter reading

194 Chapter 2aMaking Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E4. On the analyzer, press the fol

Chapter 2a 195Making Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E16.On the synthesized signal gene

196 Chapter 2aMaking Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E23.Press ⇑ (step up) and enter th

Chapter 2a 197Making Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591ETable 2a-5 Frequency Response Err

198 Chapter 2aMaking Adjustments: If 3335A Source Not Available15a. Frequency Response of the 8590L, 8591C, and 8591E929 _______________ 1.0 _________

1993 Backing Up and ReloadingCorrection ConstantsThis chapter provides information for safe-guarding the correction datastored in RAM on the processor

2The information contained in this document is subject to change withoutnotice.Agilent Technologies makes no warranty of any kind with regard to thism

20 Chapter1IntroductionReliability ConsiderationsTable 1-2 8590L and 8591E Spectrum Analyzer and 8591C Cable TVAnalyzer &Maximum Safe Input LevelI

200 Chapter3Backing Up and Reloading Correction ConstantsBefore You StartCommands within parenthesis after a softkey, for example (LOG), areused throu

Chapter 3 201Backing Up and Reloading Correction ConstantsBacking Up Analyzer Correction ConstantsBacking Up Analyzer Correction ConstantsThis section

202 Chapter3Backing Up and Reloading Correction ConstantsBacking Up Analyzer Correction ConstantsRetrieve the timebase and flatness-correctionconstants

Chapter 3 203Backing Up and Reloading Correction ConstantsBacking Up Analyzer Correction ConstantsRetrieve the A12 step-gain and CALTGXcorrection cons

204 Chapter3Backing Up and Reloading Correction ConstantsAnalyzer InitializationAnalyzer InitializationThis procedure is used to restore the factory/s

Chapter 3 205Backing Up and Reloading Correction ConstantsAnalyzer InitializationIf the analyzer is an 8591C, the analyzer's startup routine will

206 Chapter3Backing Up and Reloading Correction ConstantsAnalyzer InitializationReset the power-on unitsSet the power-on units by pressing the followi

Chapter 3 207Backing Up and Reloading Correction ConstantsReloading the Correction ConstantsReloading the Correction ConstantsThis procedure assumes t

208 Chapter3Backing Up and Reloading Correction ConstantsReloading the Correction ConstantsReload the A12 step-gain-correction constants1. Reload the

Chapter 3 209Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsInstrument Calibration after

Chapter 1 21IntroductionAdjustment ProceduresAdjustment ProceduresThe following table lists the analyzer adjustments in Chapter 2 andChapter 2a and th

210 Chapter3Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsTable 3-1 Correction Constant

Chapter 3 211Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsTable 3-4 Correction Constant

212 Chapter3Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsTable 3-7 Correction Constant

Chapter 3 213Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsTable 3-10 Correction Constan

214 Chapter3Backing Up and Reloading Correction ConstantsInstrument Calibration after Reloading the Correction ConstantsTable 3-13 Correction Constant

2154 Troubleshooting the AnalyzerThis chapter provides information that is useful when starting totroubleshoot an analyzer failure. It provides proced

216 Chapter4Troubleshooting the AnalyzerBefore You StartAdditional troubleshooting details for specific assemblies are availablein Chapter 5 and Chapt

Chapter 4 217Troubleshooting the AnalyzerBefore You StartService equipment you will needRefer to in Table 1-7, “Recommended Test Equipment,” in Chapte

218 Chapter4Troubleshooting the AnalyzerBefore You Start• A25A1 sampler• A26 TV tuner module (Option 107) Qualified Service Center Only• A130 narrow ba

Chapter 4 219Troubleshooting the AnalyzerProblems at Instrument Power-UpProblems at Instrument Power-UpThis section describes symptoms that can occur

22 Chapter1IntroductionAdjustment Procedures15a. Frequency Response of the 8590L,8591C, and 8591Eb•••16. Frequency Response of the 8592L,8593E,8594E,8

220 Chapter4Troubleshooting the AnalyzerProblems at Instrument Power-UpTable 4-1 Instrument Failure Symptoms at Power-OnLine LEDA8 LED −15 VA8 LED +15

Chapter 4 221Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerTroubleshooting an Inoperative AnalyzerWhen an analyzer appears to be

222 Chapter4Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerFigure 4-1 A16 Power Supply Test Point Location3. Turn the analyzerLINE

Chapter 4 223Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerIf the fan is not operatingCAUTION The A8 power supply may be hot if t

224 Chapter4Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerIf the +12 Vdc is absent, do the following:• Disconnect the analyzer fr

Chapter 4 225Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerFigure 4-2 A15J13 Connector-Pin DesignationIf individual A8 power-supp

226 Chapter4Troubleshooting the AnalyzerTroubleshooting an Inoperative AnalyzerIf Using Defaults <N> is displayedA dead BT101 battery will cause

Chapter 4 227Troubleshooting the AnalyzerTroubleshooting the A2 Display AssemblyTroubleshooting the A2 Display AssemblyUse this section when the A8 po

228 Chapter4Troubleshooting the AnalyzerTroubleshooting the A2 Display AssemblyWARNING High voltage is present within the A2 display and remains forso

Chapter 4 229Troubleshooting the AnalyzerTroubleshooting the A2 Display Assembly• Refer to Figure 4-4 for the location of the test points and checkthe

Chapter 1 23IntroductionSafetySafetyFamiliarize yourself with the safety symbols marked on the analyzer,and read the general safety instructions and t

230 Chapter4Troubleshooting the AnalyzerTroubleshooting the A2 Display Assembly4. Verify the High-Power-Up signal from the A8 power supply bychecking

Chapter 4 231Troubleshooting the AnalyzerTroubleshooting the A2 Display AssemblyFigure 4-5 A16J1 Connector-Pin OrientationFigure 4-6 Card-Cage Connect

232 Chapter4Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemIsolating an RF, LO, IF, or Video ProblemThis section provides techni

Chapter 4 233Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemThe DAC value is unique for each analyzer. The CAL AMPTDself-calibra

234 Chapter4Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemIf there is only a horizontal trace with no signalor noise floor prese

Chapter 4 235Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemThe analyzer may also fail the displayed average noise performanceve

236 Chapter4Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemIf the displayed signal is distortedThis failure may result in the di

Chapter 4 237Troubleshooting the AnalyzerIsolating an RF, LO, IF, or Video ProblemIf the signal is off frequency in spans <10 MHzonly1. Perform all

238 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesUsing the Internal Service-DiagnosticRoutinesThe 8590 E-Series a

Chapter 4 239Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the displayed calibration data1. Press the following ana

24 Chapter1IntroductionIf There Are Abnormal Indications During AdjustmentIf There Are Abnormal Indications DuringAdjustmentIf the indications receive

240 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the 2 V reference detectorThis service-diagnostic routine

Chapter 4 241Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the ground reference detectorThis service-diagnostic rou

242 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the main coil driverThis service-diagnostic routine verifi

Chapter 4 243Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the FM coil driverIt is only necessary to perform this s

244 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the FM coil driver for spans >10 MHzIt is only necessa

Chapter 4 245Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the sweep ramp1. Verify the sweep ramp by pressing:SPAN,

246 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the 10 V reference detectorThis service-diagnostic routin

Chapter 4 247Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the −10 V reference detectorThis service-diagnostic rout

248 Chapter4Troubleshooting the AnalyzerUsing the Internal Service-Diagnostic RoutinesVerify the YTF driverThis service-diagnostic routine applies onl

Chapter 4 249Troubleshooting the AnalyzerTroubleshooting the A16 Processor/Video Board AssemblyTroubleshooting the A16 Processor/VideoBoard AssemblyAf

Chapter 1 25IntroductionIf You Replace or Repair an AssemblyIf You Replace or Repair an AssemblyIf one or more analyzer assemblies has been replaced o

250 Chapter4Troubleshooting the AnalyzerTroubleshooting the A16 Processor/Video Board Assembly5. Switch between POS PEAK and SAMPLE detector modes. If

Chapter 4 251Troubleshooting the AnalyzerTroubleshooting the A16 Processor/Video Board Assembly5. Check A16U12 for the conditions described in Table 4

252 Chapter4Troubleshooting the AnalyzerTroubleshooting the A16 Processor/Video Board Assembly

2535 Troubleshooting the IF SectionThis chapter provides troubleshooting information for the IF section ofthe 8590 E-Series and L-Series spectrum anal

254 Chapter5Troubleshooting the IF SectionBefore You StartBefore You StartThere are four things you should do before starting to troubleshoot ananalyz

Chapter 5 255Troubleshooting the IF SectionAfter an Analyzer RepairAfter an Analyzer RepairIf one or more analyzer assemblies have been repaired or re

256 Chapter5Troubleshooting the IF SectionIF Power-Level MeasurementIF Power-Level MeasurementThe following measurement procedures are used for troubl

Chapter 5 257Troubleshooting the IF SectionIF Power-Level MeasurementTo check the gains for the IF assembliesThe overall gain of individual assemblies

258 Chapter5Troubleshooting the IF SectionIF Power-Level MeasurementTo inject a signal at the output of the A11bandwidth filter assemblyInject a 21.4 M

Chapter 5 259Troubleshooting the IF SectionIF Power-Level MeasurementTo inject a signal at the output of the A13bandwidth filter assemblyInject a 21.4

26 Chapter1IntroductionIf You Replace or Repair an AssemblyA3A6 Dual Mixer orLow Band MixerCAL FREQCAL AMPTDCAL YTFCAL MXRFrequency ResponseNoise Side

260 Chapter5Troubleshooting the IF SectionIF Power-Level MeasurementTo check bandwidth control lines for the A11/A13bandwidth filter assembliesTable 5-

Chapter 5 261Troubleshooting the IF SectionIF Power-Level MeasurementTo check IF section gain controlTable 5-2 lists the changes in IF Section gain th

262 Chapter5Troubleshooting the IF SectionIF Power-Level MeasurementTable 5-2 IF Section Gain Table in dBReferenceLevel(dBm) *A12CalibrationAttenuator

Chapter 5 263Troubleshooting the IF SectionIF Power-Level MeasurementControl lines for the A12 amplitude control assemblyTable 5-3 and Table 5-4 provi

264 Chapter5Troubleshooting the IF SectionIF Power-Level MeasurementTable 5-4 Calibration-Attenuator Control LinesReferenceLevel(dBm)CalibrationAttenu

Chapter 5 265Troubleshooting the IF SectionIF Power-Level MeasurementTo check linear gain control lines for the A14 log amplifierTable 5-5 provides the

266 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyTroubleshooting the A15 MotherboardAssemblyUse this section to i

Chapter 5 267Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyFigure 5-1 A15 Motherboard Connector Designation• All connector

268 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyFigure 5-2 A15 Connectors with Additional Associated Circuitry (

Chapter 5 269Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyFigure 5-2 A15 Connectors with Additional Associated Circuitry

Chapter 1 27IntroductionIf You Replace or Repair an AssemblyA3A14 LO DistributionAmplifier (LODA)First LODistribution Amplifierfor Option 009 or 010only

270 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyFigure 5-3 A15J13 Connector-Pin Designation

Chapter 5 271Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyFigure 5-4 Card-Cage Connector Pin Designation

272 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyTable 5-6 A15 Motherboard Mnemonic DescriptionsMnemonic Full Nam

Chapter 5 273Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyAUX_VIDEO Auxiliary Video A detected video signal (0 — 2 V) tha

274 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyHSWP High Sweep Provides control for the analyzer display sweep

Chapter 5 275Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyLOG_LIN Log Linear Controls switching between log and linear mo

276 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyTable 5-7 A15 Motherboard Pin Designations Mnemonic Instrument A

Chapter 5 277Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyADR3 3742c43ADR4 813c14ANA_TEST 3131cAUX_IF22b, c30AUX_IF_BP22b

278 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyIFA359c2IFA430c1IFA560c11IFG155c14IFG226c13IFG356c12IFG427c38IFG

Chapter 5 279Troubleshooting the IF SectionTroubleshooting the A15 Motherboard AssemblyIOB14 47 52 53IOB15 18 23 24LBIO 510c11LINE_TRIG18c60LOG_LIN52c

28 Chapter1IntroductionIf You Replace or Repair an AssemblyA7 Analog Interface CAL FREQCAL AMPTDCAL YTF (8592L,8593E, 8595E, 8596Eonly)Frequency Reado

280 Chapter5Troubleshooting the IF SectionTroubleshooting the A15 Motherboard Assembly

2816 Troubleshooting the RF SectionThis chapter provides troubleshooting information for the RF section ofthe 8590 E-Series and L-Series spectrum anal

282 Chapter6Troubleshooting the RF SectionBefore You StartSection 6a, “8590L, 8591C, and 8591E,” describes troubleshootinginformation for the 8590L an

Chapter 6 283Troubleshooting the RF SectionService Equipment You Will NeedService Equipment You Will NeedRefer to the table entitled, “Recommended Tes

284 Chapter6Troubleshooting the RF Section6a. 8590L, 8591C, and 8591E6a. 8590L, 8591C, and 8591EThis section describes the RF section troubleshooting

Chapter 6 285Troubleshooting the RF Section6a. 8590L, 8591C, and 8591EConnector Pin-Out InformationThe RF section receives control voltages for the A3

286 Chapter6Troubleshooting the RF Section6a. 8590L, 8591C, and 8591ETo check control of the A3 input attenuatorThe A7 analog interface assembly contr

Chapter 6 287Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96E6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96EThis section descri

288 Chapter6Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96ETable 6-4 Power Levels at Measurement PointsMeasurementPointMeas

Chapter 6 289Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96EConnector Pin-Out InformationThe RF section receives control vo

Chapter 1 29IntroductionIf You Replace or Repair an AssemblyA11 Bandwidth Crystal and ICBandwidth Filter CALFREQCAL AMPTDResolution Bandwidth Accuracy

290 Chapter6Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96ETable 6-7 A7J4 2nd Converter Drive Pin Designation for 8592L, 85

Chapter 6 291Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96ETo check control of the A3A5 input attenuatorThe A7 analog inte

292 Chapter6Troubleshooting the RF Section6b. 8592L/94L, 8594Q, and 8593E/94E/95E/96ETable 6-11 Input Attenuator Control Output at A7J5 for 8594E,859

2937 Replacing Major AssembliesThe procedures in this chapter describe the removal and replacement ofmajor assemblies in the 8590L, 8591C, 8591E, 859

294 Chapter7Replacing Major AssembliesBefore You StartThe words “right” and “left” are used throughout these procedures toindicate the sides of the an

Chapter 7 295Replacing Major AssembliesAfter an Analyzer RepairAfter an Analyzer RepairIf one or more analyzer assemblies have been repaired or replac

296 Chapter7Replacing Major AssembliesInstrument CoverInstrument CoverThis procedure applies to:8590 E-Series and L-Series spectrum analyzers8591C cab

Chapter 7 297Replacing Major AssembliesInstrument CoverReplacement1. Disconnect the analyzer from ac power.CAUTION To prevent damage when replacing th

298 Chapter7Replacing Major AssembliesA1 Front-Frame AssemblyA1 Front-Frame AssemblyThis procedure applies to:8590 E-Series and L-Series spectrum anal

Chapter 7 299Replacing Major AssembliesA1 Front-Frame Assembly11.Disconnect W1 (7) from A16J9.12.Place the analyzer with the front frame forward and t

3CertificationAgilent Technologies certifies that this product met its published specificationsat the time of shipment from the factory. Agilent Technolo

30 Chapter1IntroductionIf You Replace or Repair an Assembly

300 Chapter7Replacing Major AssembliesA1 Front-Frame AssemblyFigure 7-1 A1 Front-Frame Replacement

Chapter 7 301Replacing Major AssembliesA1 Front-Frame AssemblyReplacement1. Connect W7 to A9J2 and route the cable down between the A2Display assembly

302 Chapter7Replacing Major AssembliesA1A1 Keyboard/Front-Panel KeysA1A1 Keyboard/Front-Panel KeysThis procedure applies to:8590 E-Series and L-Series

Chapter 7 303Replacing Major AssembliesA2 DisplayA2 DisplayThis procedure applies to:8590 E-Series and L-Series spectrum analyzers8591C cable TV analy

304 Chapter7Replacing Major AssembliesA2 Display11.Slowly remove the display assembly from the front of theinstrument. Continue to route W2 and W3 thr

Chapter 7 305Replacing Major AssembliesA2 DisplayWARNING A high-voltage potential may remain within the A2 Displayassembly for some time after it has

306 Chapter7Replacing Major AssembliesA2 DisplayFigure 7-4 A2 Display, Rear ViewReplacement1. Connect W2 and W51 (8) and W3 (9) to the A2 Display. See

Chapter 7 307Replacing Major AssembliesA2 Display4. Place the instrument on the work surface so that it is resting on itsright side.5. Position the di

308 Chapter7Replacing Major AssembliesRF AssemblyRF AssemblyThis procedure applies to:8590L and 8591E spectrum analyzers8591C cable TV analyzersCAUTIO

Chapter 7 309Replacing Major AssembliesRF Assembly15.Carefully remove the RF assembly from the analyzer.NOTE To disassemble or assemble the RF assembl

312 Making AdjustmentsThe procedures in this chapter adjust the analyzer electricalperformance to the specifications described in Chapter 2 of thecalib

310 Chapter7Replacing Major AssembliesRF AssemblyReplacement1. Place the analyzer with the top side facing up.2. Align the W10 semi-rigid cable (2) wi

Chapter 7 311Replacing Major AssembliesA3 Front-End AssemblyA3 Front-End AssemblyThis procedure applies to:8592L spectrum analyzers8593E spectrum anal

312 Chapter7Replacing Major AssembliesA3 Front-End AssemblyNOTE When replacing the A3A8 YTF, closely examine the replacement YTF. Itmay have its wirin

Chapter 7 313Replacing Major AssembliesA3 Front-End AssemblyRemoval1. Remove the instrument cover assembly. Refer to the “InstrumentCover.” removal pr

314 Chapter7Replacing Major AssembliesA3 Front-End Assembly7. Place the instrument on the work surface with the top side facing up.8. Remove the A7 An

Chapter 7 315Replacing Major AssembliesA3 Front-End AssemblyFigure 7-8 A3 Front-End Replacement, Top View

316 Chapter7Replacing Major AssembliesA3 Front-End AssemblyReplacement1. Tuck all cables and wire harnesses on the A3 Front-End assembly(except for ca

Chapter 7 317Replacing Major AssembliesA3 Front-End Assembly16.Dress all cables as noted during the removal procedure.17.For card-cage options with ad

318 Chapter7Replacing Major AssembliesA7 Analog Interface AssemblyA7 Analog Interface AssemblyThis procedure applies to:8590 E-Series and L-Series spe

Chapter 7 319Replacing Major AssembliesA7 Analog Interface AssemblyFigure 7-9 A7 Analog Interface Assembly Replacement

32 Chapter2Making AdjustmentsBefore You StartBefore You StartThere are three things you should do before starting an adjustmentprocedure.• Check that

320 Chapter7Replacing Major AssembliesA7 Analog Interface AssemblyReplacementCAUTION Serious instrument damage will result if any wire connector is no

Chapter 7 321Replacing Major AssembliesA7 Analog Interface Assembly3. Install the A7 assembly. Slide the A7 assembly toward the back ofthe A7 slot so

322 Chapter7Replacing Major AssembliesA8 Power SupplyA8 Power SupplyThis procedure applies to:8590 E-Series and L-Series spectrum analyzers8591C cable

Chapter 7 323Replacing Major AssembliesA8 Power SupplyFigure 7-11 A8 Power Supply Replacement

324 Chapter7Replacing Major AssembliesA15 Motherboard and IF ExtrusionA15 Motherboard and IF ExtrusionThis procedure applies to:8590 E-Series and L-Se

Chapter 7 325Replacing Major AssembliesA15 Motherboard and IF ExtrusionCAUTION Use the two-prong board-puller tool to remove the IF board assembliesth

326 Chapter7Replacing Major AssembliesA15 Motherboard and IF ExtrusionCAUTION Do not twist the motherboard sideways while removing it from theinstrume

Chapter 7 327Replacing Major AssembliesA15 Motherboard and IF ExtrusionFigure 7-13 A15 Motherboard with IF SectionReplacement of the A15 Motherboard17

328 Chapter7Replacing Major AssembliesA15 Motherboard and IF ExtrusionNOTE The IF extrusion assembly contains one flat extrusion end-section.Make sure

Chapter 7 329Replacing Major AssembliesA15 Motherboard and IF Extrusion28.Replace the 40 screws (7) that secure the IF board assemblies to theIF extru

Chapter 2 33Making Adjustments1a. Display (with four access holes in top of shield)1a. Display(with four access holes in top of shield)This adjustment

330 Chapter7Replacing Major AssembliesA16 Processor/Video Board and A16A1 Memory Board AssemblyA16 Processor/Video Board and A16A1Memory Board Assembl

Chapter 7 331Replacing Major AssembliesA16 Processor/Video Board and A16A1 Memory Board AssemblyRemoval1. Remove the instrument cover assembly. Refer

332 Chapter7Replacing Major AssembliesA16 Processor/Video Board and A16A1 Memory Board AssemblyFigure 7-14 A16 Processor/Video Board Replacement

Chapter 7 333Replacing Major AssembliesA16 Processor/Video Board and A16A1 Memory Board AssemblyReplacementCAUTION To prevent damage to connectors A16

334 Chapter7Replacing Major AssembliesA16 Processor/Video Board and A16A1 Memory Board AssemblyAfter Replacing the A16 Processor/Video BoardAssemblyTh

Chapter 7 335Replacing Major AssembliesA16 Processor/Video Board Firmware ROMsA16 Processor/Video Board FirmwareROMsThis procedure applies to:8590 E-S

336 Chapter7Replacing Major AssembliesA16 Processor/Video Board Firmware ROMsFigure 7-15 A16 Processor/Video Board Firmware ROM ReplacementAdjustments

Chapter 7 337Replacing Major AssembliesA16A1BT1 BatteryA16A1BT1 BatteryThis procedure applies to:8590 E-Series and L-Series spectrum analyzers8591C ca

338 Chapter7Replacing Major AssembliesA16A1BT1 BatteryNOTE A16A1C1 maintains the voltage required to back up RAM for amaximum of 8 hours. A16A1C1 is t

Chapter 7 339Replacing Major AssembliesA17 Memory Card Reader AssemblyA17 Memory Card Reader AssemblyThis procedure applies to:8590 E-Series and L-Ser

34 Chapter2Making Adjustments1a. Display (with four access holes in top of shield)Fine Focus1. Adjust the front panel INTENSITY control for a comforta

340 Chapter7Replacing Major AssembliesA17 Memory Card Reader AssemblyReplacement1. Place the analyzer on the worksurface with the bottom side facingup

Chapter 7 341Replacing Major AssembliesA17 Memory Card Reader AssemblyFigure 7-16 A17 Memory Card Reader Replacement

342 Chapter7Replacing Major AssembliesA25 Counter-Lock AssemblyA25 Counter-Lock AssemblyThis procedure applies to:8590 E-Series and L-Series spectrum

Chapter 7 343Replacing Major AssembliesA25 Counter-Lock AssemblyFigure 7-17 A25 Counter-Lock Replacement

344 Chapter7Replacing Major AssembliesB1 FanB1 FanThis procedure applies to:8590 E-Series and L-Series spectrum analyzers8591C cable TV analyzers8594Q

Chapter 7 345Replacing Major AssembliesB1 FanFigure 7-18 B1 Fan ReplacementReplacement1. Position the fan grill on the B1 Fan (3). See Figure 7-18. Th

346 Chapter7Replacing Major AssembliesRear-Frame AssemblyRear-Frame AssemblyThis procedure applies to:8590 E-Series and L-Series spectrum analyzers859

Chapter 7 347Replacing Major AssembliesRear-Frame Assembly3. Place the rear frame on the main chassis.4. Replace the W6 jumper between the 10 MHz REF

348 Chapter7Replacing Major AssembliesRear-Frame Assembly

3498 If You Have A ProblemYour spectrum analyzer is built to provide dependable service. It isunlikely that you will experience a problem. However, Ag

Chapter 2 35Making Adjustments1a. Display (with four access holes in top of shield)Coarse FocusThe Coarse Focus adjustment point is located at the rea

350 Chapter8If You Have A ProblemContacting Agilent TechnologiesContacting Agilent TechnologiesIf you have a problem with your analyzer, first, check t

Chapter 8 351If You Have A ProblemCheck the BasicsCheck the BasicsIn general, a problem can be caused by a hardware failure, a softwareerror, or a use

352 Chapter8If You Have A ProblemCalling Agilent Technologies Sales and Service OfficesCalling Agilent Technologies Sales andService OfficesUse the info

Chapter 8 353If You Have A ProblemCalling Agilent Technologies Sales and Service OfficesA serial-number label is attached to the rear of the analyzer.

354 Chapter8If You Have A ProblemCalling Agilent Technologies Sales and Service OfficesAgilent Technologies sales and service officesRefer to the follow

Chapter 8 355If You Have A ProblemReturning Your Analyzer for ServiceReturning Your Analyzer for ServiceUse the information in this section if you nee

356 Chapter8If You Have A ProblemReturning Your Analyzer for Service

3579 Assembly Descriptions and BlockDiagramsThis chapter describes the operation of the 8590 E-Series and L-Seriesspectrum analyzers, 8591C cable TV a

358 Chapter9Assembly Descriptions and Block DiagramsAssembly Descriptions and Block DiagramsAssembly Descriptions and Block DiagramsComponent-level in

Chapter 9 359Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum AnalyzersRF and LO Section for 8590L, 8591

36 Chapter2Making Adjustments1b. Display (with eight access holes in top of shield)1b. Display(with eight access holes in top of shield)This adjustmen

360 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum AnalyzersA5 Second ConverterThe 2.1214 GHz

Chapter 9 361Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum Analyzers5. Changes the amplitude of the 2

362 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum AnalyzersThe sampling oscillator provides a

Chapter 9 363Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum AnalyzersA6 YIG Tuned Oscillator (YTO)The

364 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8590L, 8591E, and 8591C Spectrum AnalyzersThe A7 analog interface assembly c

Chapter 9 365Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersRF and LO Sec

366 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersBand 0 (low ba

Chapter 9 367Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersThe LO sectio

368 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersA9 Third Conve

Chapter 9 369Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersThe buffered

Chapter 2 37Making Adjustments1b. Display (with eight access holes in top of shield)ProceduresBefore Performing any AdjustmentBefore performing any di

370 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersThe stabilizer

Chapter 9 371Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersTracking Osci

372 Chapter9Assembly Descriptions and Block DiagramsRF and LO Section for 8592L, 8593E, 8594E, 8594L, 8594Q, 8595E, and 8596E AnalyzersOutput Amplifie

Chapter 9 373Assembly Descriptions and Block DiagramsIF SectionIF SectionThis section applies to all 8590 E-Series and L-Series spectrumanalyzers, 859

374 Chapter9Assembly Descriptions and Block DiagramsIF SectionA12 Amplitude ControlThe A12 amplitude control assembly provides gain or attenuation ine

Chapter 9 375Assembly Descriptions and Block DiagramsIF SectionA14 Log AmplifierThe A14 log amplifier assembly provides the following functions:• Log Mo

376 Chapter9Assembly Descriptions and Block DiagramsIF Section• Final processing of the detected 21.4 MHz IF signal before the videosignal is converte

Chapter 9 377Assembly Descriptions and Block DiagramsIF SectionA7 Analog InterfaceThe A7 analog interface assembly converts the digital commands fromt

378 Chapter9Assembly Descriptions and Block DiagramsIF Section• A14 log amplifier assembly. The A7 assembly controls two functionson the A14 assembly:❏

Chapter 9 379Assembly Descriptions and Block DiagramsIF SectionRefer to the “A130 Narrow Bandwidth Assembly” section of Foldout11-1. The narrow bandwi

38 Chapter2Making Adjustments1b. Display (with eight access holes in top of shield)CenteringPerform this adjustment only if the displayed image is not

380 Chapter9Assembly Descriptions and Block DiagramsIF Section

382 Chapter9Assembly Descriptions and Block DiagramsIF Section

384 Chapter9Assembly Descriptions and Block DiagramsIF Section

386 Chapter9Assembly Descriptions and Block DiagramsIF Section

388 Chapter9Assembly Descriptions and Block DiagramsIF Section

Chapter 2 39Making Adjustments1b. Display (with eight access holes in top of shield)Horizontal HoldPerform this adjustment only if the displayed image

390 Chapter9Assembly Descriptions and Block DiagramsIF Section

392 Chapter9Assembly Descriptions and Block DiagramsIF Section

39310 Analyzer Options and BlockDiagrams

394 Chapter10Analyzer Options and Block DiagramsAnalyzer Options and Block DiagramsAnalyzer Options and Block DiagramsMany options are available to en

Chapter 10 395Analyzer Options and Block DiagramsAnalyzer Options and Block DiagramsTable 10-1 Option TableOption8590L8591C8591E8592L8593E8594E8595E85

396 Chapter10Analyzer Options and Block DiagramsAnalyzer Options and Block Diagrams151 Digital Demod • • •161 NADC ROMs • • •301 Fast ADC/TV SYNC/AM-F

Chapter 10 397Analyzer Options and Block DiagramsOption DescriptionsOption Descriptions75Ω Input Impedance (Option 001)For 8590L and 8591E only. This

398 Chapter10Analyzer Options and Block DiagramsOption Descriptions8593E, 8594E, 8595E, and 8596E: Option 010 is also available, withfactory installat

Chapter 10 399Analyzer Options and Block DiagramsOption DescriptionsOption 041 allows the analyzer to copy its screen to a printer or plotter,and incl

4Limitation of WarrantyThe foregoing warranty shall not apply to defects resulting from improper orinadequate maintenance by Buyer, Buyer-supplied sof

40 Chapter2Making Adjustments1b. Display (with eight access holes in top of shield)5. Press SYNC NRM PAL (PAL).6. Adjust the Vertical Hold potentiomet

400 Chapter10Analyzer Options and Block DiagramsOption DescriptionsNOTE The extended frequency specifications only apply when using theType-N to SMA ad

Chapter 10 401Analyzer Options and Block DiagramsOption DescriptionsImproved Amplitude Accuracy for PHS(Option 052)For 8593E, 8594E, 8595E, and 8596E

402 Chapter10Analyzer Options and Block DiagramsOption DescriptionsAM/FM Demodulator with Speaker and TV SyncTrigger Circuitry (Option 102)For 8591E,

Chapter 10 403Analyzer Options and Block DiagramsOption DescriptionsCT2 Demodulator (Option 110)For 8591E, 8593E, 8594E, 8595E, and 8596E only. Option

404 Chapter10Analyzer Options and Block DiagramsOption DescriptionsNarrow Resolution Bandwidths and PrecisionFrequency Reference (Option 140)For 8591E

Chapter 10 405Analyzer Options and Block DiagramsOption DescriptionsOption 160 implements a coherent downconversion, and calculates theminimum RMS err

406 Chapter10Analyzer Options and Block DiagramsOption DescriptionsTV Sync Trigger Capability/Fast Time-DomainSweeps and AM/FM Demodulator (Option 301

Chapter 10 407Analyzer Options and Block DiagramsOption DescriptionsService Documentation (Option 915)Option 915 provides one copy of the assembly-lev

408 Chapter10Analyzer Options and Block DiagramsTroubleshooting Analyzer OptionsTroubleshooting Analyzer OptionsThis section provides information to a

Chapter 10 409Analyzer Options and Block DiagramsTroubleshooting Analyzer OptionsThe tracking generator bias voltages from A7A1 tracking generatorcont

Chapter 2 41Making Adjustments1b. Display (with eight access holes in top of shield)Brightness and ContrastPerform these adjustments only if the brigh

410 Chapter10Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010Tracking Generator 8593E, 8594E, 8595E,8596E O

Chapter 10 411Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 0103. Check maximum power available from the tra

412 Chapter10Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 0106. Place the A3 front end assembly in its serv

Chapter 10 413Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010To check excessive residual FMEither the trac

414 Chapter10Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010If flatness is out of toleranceThe output level

Chapter 10 415Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010If vernier accuracy is out of toleranceVernie

416 Chapter10Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010If harmonic/spurious outputs are too highHarmo

Chapter 10 417Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010NOTE The 600 MHz drive signal should be −8 dB

418 Chapter10Analyzer Options and Block DiagramsTracking Generator 8593E, 8594E, 8595E, 8596E Option 010If there is no output powerThe A3A15 assembly

Chapter 10 419Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009First LO Distributi

42 Chapter2Making Adjustments2. Sampler Match2. Sampler MatchThis adjustment applies to:All 8590 E-Series and L-Series spectrum analyzers8591C cable T

420 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 00910.The voltage measu

Chapter 10 421Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009DVB-C 8594Q QAM Ana

422 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009TREE 1: Spectrum Ana

Chapter 10 423Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009SpectrumAnalyzerPla

424 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009Option 190ProblemSom

Chapter 10 425Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009TREE 2: Internal Pr

426 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009TREE 3: Option 190HO

Chapter 10 427Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009TREE 4: EVM Problem

428 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009IS THE FAILURE WITH

Chapter 10 429Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009ConnectorProblemsCa

Chapter 2 43Making Adjustments2. Sampler MatchFigure 2-5 A25 Counter Lock Assembly Test Points

430 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009Failures can appeari

Chapter 10 431Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009TREE 5: Average Pow

432 Chapter10Analyzer Options and Block DiagramsFirst LO Distribution Amplifier (LODA) 8593E, 8594E, 8594Q, 8595E, 8596E Option 009Preamplifer ON If th

Chapter 10 433Analyzer Options and Block DiagramsOption 190 DVB-C Connection DiagramOption 190 DVB-C Connection Diagram

434 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusOption 190 DVB-C Service MenusService menus are available in the 8594Q O

Chapter 10 435Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusMenu 1 of 3DIAGS ON OFF enables the display of the diagnostics data ond

436 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusDncvtr Test leads to a set of menus that allows the setup of variousOpti

Chapter 10 437Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusMenu 3 of 3COUPLING ON OFF (when set to OFF) allows you to disable thea

438 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusDiagnostic DataWhen DIAGS ON OFF in the Service Menus is set to ON, demo

Chapter 10 439Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus5: The second AGC reading in case 2 or 4 above indicatedadjustment was

44 Chapter2Making Adjustments3. 10 MHz Reference3. 10 MHz ReferenceThis adjustment applies to:All 8590 E-Series and L-Series spectrum analyzers8591C c

440 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusDownconverter TestDncvrtr Test in the Service Menus leads to a set of me

Chapter 10 441Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusFor the 8 MHz channels, R=50, B=38 and A=1 which yields 243.4 MHz.For t

442 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service MenusIQ ConstellationIf SHOW KEYS ON OFF in the Service menus is set to ON, a

FOLDOUT 10-1. 8590L/91C, 91E TRACKING GENERATOR OPTION 010 AND 011, OVERALL BLOCK DIAGRAM8591C & 8591E ONLY

444 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus

446 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus

448 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus

Chapter 2 45Making Adjustments3. 10 MHz ReferenceProcedureNote that to properly adjust the time base, a frequency standard with abetter time base accu

450 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus

sq15HARDWARE BLOCK DIAGRAM8594Q OPTION 190FOLDOUT 10-5. 8594Q OPTION 190 DVB-C QAM ANALYZERHARDWARE BLOCK DIAGRAM.SPECTRUM ANALZYERA190A1 RFA190A2 DE

452 Chapter10Analyzer Options and Block DiagramsOption 190 DVB-C Service Menus

45311 Major Assembly and CableLocationsThe various assemblies and cables of the 8590 E-Series and L-Seriesspectrum analyzers, 8591C cable TV analyzers

454 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-1 A1 Front-Frame Assembly

Chapter 11 455Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-2 Instrument Top View 8590L, 8591C, and 8591E

456 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-3 Instrument Top View 8592L, 8593E, 8594E, 8594L, 8594Q, 85

Chapter 11 457Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-4 A7A1 Left-Side View 8590L, 8591C, and 8591E

458 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-5 Card-Cage (Options 102, 103) 8590 E-Series, 8591C Cable T

Chapter 11 459Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-6Figure 11-6 Card-Cage (Options 009, 010) 8593E, 8594E, 85

46 Chapter2Making Adjustments4. 10 MHz Precision Frequency Reference4. 10 MHz Precision Frequency ReferenceThis adjustment applies to:All 8590 E-Serie

460 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-7 Card-Cage (Option 103) 8590 E-Series

Chapter 11 461Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-8 Card-Cage (Option 107) 8591C and 8590 E-Series

462 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-9 Card-Cage (Option 190) 8594Q

Chapter 11 463Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-10 Instrument Bottom View with A25 Counter-Lock Removed 85

464 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-11 Instrument Bottom View 8590 E-Series and L-Series Spectr

Chapter 11 465Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-12 Front-End Assembly, Top View 8590L and 8591EFigure 11-1

466 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-14 Front-End Assembly, Top View 8591CFigure 11-15 Front-End

Chapter 11 467Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-16 YTO Assembly 8590L, 8591C, and 8591E

468 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-17 A24 Tracking Generator 8590L (Options 010 and 011)

Chapter 11 469Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-18 A24 Tracking Generator 8591C (Option 011) and 8591E (Op

Chapter 2 47Making Adjustments4. 10 MHz Precision Frequency ReferenceProcedure1. Place the analyzer on its side as shown in Figure 2-7 and set theLINE

470 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-19 A3 Front-End Assembly, Top and Left-SideViews 8592L, 859

Chapter 11 471Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-20 A3 Front-End Assembly, Right-Side View 8592L

472 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-21 A3 Front-End Assembly, Right-Side View 8593E

Chapter 11 473Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-22Figure 11-22 A3 Front-End Assembly, Right-Side View 8594

474 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-23 A3 Front-End Assembly, Right-Side View 8595E and 8596E

Chapter 11 475Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-24 A3 Front-End Assembly, Rear View with A3A5 Removed 8592

476 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-25 A3 Front-End Assembly, Rear View with A3A5 Removed 8594E

Chapter 11 477Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-26 A3 Front-End Assembly, Rear View with A3A5 Removed 8595

478 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-27 A3 Front-End Assembly, Right-Side View 8593E (Options 00

Chapter 11 479Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-28 A3 Front-End Assembly, Right-Side View 8594E (Options 0

48 Chapter2Making Adjustments4. 10 MHz Precision Frequency Reference9. Select a 10 second gate time by pressing the following frequencycounter keys.GA

480 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-29 A3 Front-End Assembly, Right-Side View 8595E and 8596E(O

Chapter 11 481Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-30 A3 Front-End Assembly, Rear View with A3A5 Removed 8593

482 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-31 A3 Front-End Assembly, Rear View with A3A5 Removed 8594E

Chapter 11 483Major Assembly and Cable LocationsMajor Assembly and Cable LocationsFigure 11-32 A3 Front-End Assembly, Rear View with A3A5 Removed 8595

484 Chapter11Major Assembly and Cable LocationsMajor Assembly and Cable Locations

48512 Replaceable PartsThis chapter contains information for identifying and orderingreplacement assemblies for the 8590 E-Series and L-Series spectru

486 Chapter12Replaceable PartsReplaceable PartsReplaceable PartsMajor assembly and cable location information is given in Chapter 11.The following tab

Chapter 12 487Replaceable PartsOrdering InformationOrdering InformationParts can be ordered by addressing the order to the nearestAgilent Technologies

488 Chapter12Replaceable PartsOrdering InformationDirect Mail-Order SystemWithin the USA, Agilent Technologies can supply parts through a directmail-o

Chapter 12 489Replaceable PartsOrdering InformationTable 12-1 Reference DesignationsREFERENCE DESIGNATIONSA Assembly F Fuse RT ThermistorAT Attenuator

Chapter 2 49Making Adjustments5. Crystal and LC Bandwidth Filter5. Crystal and LC Bandwidth FilterThis adjustment applies to:All 8590 E-Series and L-S

490 Chapter12Replaceable PartsOrdering InformationAbbreviationsA Across Flats, Acrylic, Air (Dry Method), AmpereADJ Adjust, AdjustmentANSI American Na

Chapter 12 491Replaceable PartsOrdering InformationFT Current Gain Bandwidth Product (TransitionFrequency), Feet, FootJFET Junction Field Effect Trans

492 Chapter12Replaceable PartsOrdering InformationH Henry, HighHEX Hexadecimal, Hexagon, HexagonalHDW HardwareHLCL HelicalHP High PassIC Collector Cur

Chapter 12 493Replaceable PartsOrdering InformationMOM MomentaryMTG MountingMTLC MetallicMW MilliwattN Nano, NoneN-CHAN N-ChannelNH NanohenryNM Nanome

494 Chapter12Replaceable PartsOrdering InformationPOLYE PolyesterPOT PotentiometerPOZI Pozidriv RecessPREC PrecisionPRP Purple, PurposePSTN PistonPT P

Chapter 12 495Replaceable PartsOrdering InformationSUBMIN SubminiatureSZ SizeT Teeth, Temperature, Thickness, Time, Timed,Tooth, TypicalTA Ambient Tem

496 Chapter12Replaceable PartsOrdering InformationMULTIPLIERSAbbreviation Prefix Multiple Abbreviation Prefix MultipleT tera1012m milli10−3G giga109µ mi

Chapter 12 497Replaceable PartsStandard-Value Replacement ComponentsStandard-Value Replacement ComponentsTable 12-2 Standard Value Replacement Capacit

498 Chapter12Replaceable PartsStandard-Value Replacement ComponentsTable 12-3 Standard Value Replacement Resistors, 0.125 WResistorsType: Fixed-FilmRa

Chapter 12 499Replaceable PartsStandard-Value Replacement Components215 0698-3441 8 9.09K 0757-0288 1237 0698-3442 9 10.0K 0757-0442 9261 0698-3132 4

58590 E-Series and L-Series SpectrumAnalyzer Documentation DescriptionThe following guides are shipped with your 8590 E-Series or L-Seriesspectrum ana

50 Chapter2Making Adjustments5. Crystal and LC Bandwidth FilterCrystal Alignment3. Connect the CAL OUT to the INPUT 50 Ω with the BNC cable.75 Ω input

500 Chapter12Replaceable PartsStandard-Value Replacement ComponentsTable 12-4 Standard Value Replacement Resistors, 0.5 WResistorsType: Fixed-FilmRang

Chapter 12 501Replaceable PartsStandard-Value Replacement Components215 0698-3401 0 8.25K 0757-0837 6237 0698-3102 8 9.09K 0757-0838 7261 0757-1090 5

502 Chapter12Replaceable PartsStandard-Value Replacement ComponentsTable 12-5 Assembly-Level Replaceable PartsReferenceDesignatorDescription CD PartNu

Chapter 12 503Replaceable PartsStandard-Value Replacement ComponentsA3A4 Second Converter8592L, 8593E, 8594E, 8594L, 8594Q,8595E, and 8596E5086-7958A3

504 Chapter12Replaceable PartsStandard-Value Replacement ComponentsA3A13 Isolator8592L, 8593E, 8594E, 8594L, 8594Q, 8595E,and 8596E1 0955-0204A3A14 LO

Chapter 12 505Replaceable PartsStandard-Value Replacement ComponentsA7 Analog Interface8590L and 8591E8591C8592L and 8593E8594E, 8594L, and 8594Q8595E

506 Chapter12Replaceable PartsStandard-Value Replacement ComponentsA13 Bandwidth BoardAll 8590 E-Series and L-Series spectrumanalyzers, 8591C cable TV

Chapter 12 507Replaceable PartsStandard-Value Replacement ComponentsA24 Tracking Generator RF (Includes A24A1 throughA24FL1)8590L, 8591C, and 8591EN/A

508 Chapter12Replaceable PartsStandard-Value Replacement ComponentsA41 RS-232 and Parallel Interface BoardAll 8590 E-Series and L-Series spectrum anal

Chapter 12 509Replaceable PartsStandard-Value Replacement ComponentsA151 Down Converter Assembly8591E, 8593E, 8594E, 8595E, and 8596E (Option 151)5062

Chapter 2 51Making Adjustments5. Crystal and LC Bandwidth Filter5. Press AMPLITUDE, then use the knob to place the signal at the sixthgraticule line f

510 Chapter12Replaceable PartsStandard-Value Replacement ComponentsFL1 Low-Pass Filter 4.4 GHz8592L, 8593E, 8594E, 8594L, 8594Q, 8595E,and 8596E1 0955

Chapter 12 511Replaceable PartsStandard-Value Replacement ComponentsTable 12-6 Replaceable CablesReferenceDesignatorDescription CD Part NumberW1 CABLE

512 Chapter12Replaceable PartsStandard-Value Replacement ComponentsW10 CABLE ASSY, RF INPUT, J1 TO A38590L and 8591E8590L and 8591E (75 Ω input)8591C5

Chapter 12 513Replaceable PartsStandard-Value Replacement ComponentsW13 CABLE ASSY, POWER CONTROL, A7J2 TO A3/A58590L and 8591E8591C6327208590-6013881

514 Chapter12Replaceable PartsStandard-Value Replacement ComponentsW21 CABLE ASSY, 300 MHz COUNT LOCK DRIVE, A9J3TO A25J18590L, 8591C, 8591E, 8592L,85

Chapter 12 515Replaceable PartsStandard-Value Replacement ComponentsW25 CABLE ASSY, 707 MHz, A7A1J6 TO A24A1J18590L and 8591E9 08590-60131CABLE ASSY,

516 Chapter12Replaceable PartsStandard-Value Replacement ComponentsW29 CABLE ASSY, LPF/AMPLIFIER, A24FL1 TOA24A3J18590L AND 8591E (Option 010) 0340859

Chapter 12 517Replaceable PartsStandard-Value Replacement ComponentsW33 CABLE ASSY, TRACKING GENERATOR POWER8590L, 8591C, AND 8591E3 08590-60143CABLE

518 Chapter12Replaceable PartsStandard-Value Replacement ComponentsW41 CABLE ASSY, FIRST LO, A3A14J3 TO ASA15J48593E, 8594E, 8595E, and 8596E (Option

Chapter 12 519Replaceable PartsStandard-Value Replacement ComponentsW130 CABLE ASSY, A130 TO A148591C, 8591E, 8593E, 8594E,8595E, and 8596E (Option 13

52 Chapter2Making Adjustments5. Crystal and LC Bandwidth Filter15.Remove the crystal shorts and press the following analyzer keys.PEAK SEARCHMKR FCTN,

520 Chapter12Replaceable PartsStandard-Value Replacement ComponentsW191 CABLE ASSY, RED, A190A1 PORT B TO A190A2PORT B8594Q (Option 190)8120-6990W192

Chapter 12 521Replaceable PartsComponent-Level Information PacketsComponent-Level Information PacketsComponent-level information is available for sele

522 Chapter12Replaceable PartsComponent-Level Information PacketsTable 12-7 8590 E-Series and L-Series Spectrum Analyzer Board Assembly,Serial Number,

Chapter 12 523Replaceable PartsComponent-Level Information Packets8591C Serial Prefix3325A08590-60344a08590-902238591E Serial Prefix3407A08591-60081a085

524 Chapter12Replaceable PartsComponent-Level Information PacketsA15 Motherboard8590L, 8592L, and8594LSerial Prefix3308A08590-60218a08590-90217Serial P

Chapter 12 525Replaceable PartsComponent-Level Information PacketsAll others Serial Prefix3249A08591-60073a08591-90119Serial Prefix3324A08591-60061Seria

526 Chapter12Replaceable PartsComponent-Level Information PacketsFigure 12-1 Handle Assembly Parts IdentificationItem Part Number CD Description1 5041-

Chapter 12 527Replaceable PartsComponent-Level Information PacketsFigure 12-2 Cover Assembly Parts IdentificationItem Part Number CD Description08590-6

528 Chapter12Replaceable PartsComponent-Level Information PacketsFigure 12-3 Rear Frame Assembly Parts IdentificationItem Part Number CD Description085

Chapter 12 529Replaceable PartsComponent-Level Information PacketsFigure 12-4 IF Assembly Parts IdentificationItem Part Number CD Description1 5021-990

Chapter 2 53Making Adjustments5. Crystal and LC Bandwidth FilterLC Alignment18.Press the following analyzer keys.BW, 100, kHzSPAN, 5, MHz19.Widen all

530 Chapter12Replaceable PartsComponent-Level Information PacketsFigure 12-5 Chassis Side Views Parts IdentificationItem PartNumber CD Description1 085

Chapter 12 531Replaceable PartsComponent-Level Information PacketsFigure 12-6 Chassis Top View Parts IdentificationItem Part Number CD Description1 051

532 Chapter12Replaceable PartsComponent-Level Information PacketsFigure 12-7 Chassis Bottom View Parts IdentificationItem Part Number CD Description1 0

Chapter 12 533Replaceable PartsComponent-Level Information PacketsFigure 12-8 Impact Cover Parts IdentificationItem Part Number CD Description1 5062-48

534 Chapter12Replaceable PartsComponent-Level Information PacketsFoldout 12-1 Parts Identification 8592L, 8593E, 8593E, 8596E A3Front-End AssemblyItem

Chapter 12 535Replaceable PartsComponent-Level Information PacketsFoldout 12-3 Parts Identification 8590L, and 8591E RF AssemblyItem Part Number CD Des

536 Chapter12Replaceable PartsComponent-Level Information Packets08594-60017 1 8594L FRONT PANEL-DRESS08594-60053 8594Q FRONT PANEL-DRESS (OPTION 190)

Chapter 12 537Replaceable PartsComponent-Level Information PacketsFoldout 12-6 Parts Identification 8591C RF AssemblyItem Part Number CD Description1 0

538 Chapter12Replaceable PartsComponent-Level Information Packets

54 Chapter2Making Adjustments5. Crystal and LC Bandwidth Filter26.Adjust A13C45 LC CTR for maximum signal at center-screen.27.Move the short from A11T

540 Chapter12Replaceable PartsComponent-Level Information Packets

542 Chapter12Replaceable PartsComponent-Level Information Packets

FOLDOUT 12-3 8590L AND 8591E RF ASSEMBLY

544 Chapter12Replaceable PartsComponent-Level Information Packets

546 Chapter12Replaceable PartsComponent-Level Information Packets

548 Chapter12Replaceable PartsComponent-Level Information Packets

Chapter 2 55Making Adjustments5. Crystal and LC Bandwidth FilterFinal LC Centering36.Press the following analyzer keys.BW, 30, kHzSPAN, 100, kHzPEAK S

550 Chapter12Replaceable PartsComponent-Level Information Packets

552 Chapter12Replaceable PartsComponent-Level Information Packets

55313 Softkey DescriptionsRefer to this chapter for an explanation of the instrument passcodes,the two types of instrument correction data, and the se

554 Chapter13Softkey DescriptionsSoftkey DescriptionsThe calibration, service, and diagnostic softkey functions are listedalphabetically. A list of se

Chapter 13 555Softkey DescriptionsSoftkey DescriptionsFigure 13-1 Calibration, Service, and Diagnostic Softkey Tree: 8590 E-Seriesand L-Series, and 85

556 Chapter13Softkey DescriptionsSoftkey DescriptionsFigure 13-2 Calibration, Service, and Diagnostic Softkey Tree: 8591C

Chapter 13 557Softkey DescriptionsSoftkey DescriptionsUnderstanding Analyzer PasscodesPasscodes activate specific softkey functions and protect the cor

558 Chapter13Softkey DescriptionsSoftkey DescriptionsUnderstanding Analyzer Correction DataThe firmware uses correction data to improve instrument perf

Chapter 13 559Softkey DescriptionsSoftkey DescriptionsThe frequency of the 10 MHz standard timebase, a room temperaturecrystal oscillator (RTXO), is c

56 Chapter2Making Adjustments5. Crystal and LC Bandwidth FilterFinal BW Amplitude Check44.Run the “CAL FREQ Adjustment Routine” and the “CAL AMPTDAdju

560 Chapter13Softkey DescriptionsSoftkey DescriptionsφLock ON OFF Phase Lock On/OffDESCRIPTION Disables locking of the first LO to allow faster respons

Chapter 13 561Softkey DescriptionsSoftkey Descriptions−10 V REF DETECTOR −10 V ReferenceDetectorDESCRIPTION Displays the output of the −10 V reference

562 Chapter13Softkey DescriptionsSoftkey DescriptionsAmp Cor Amplitude CorrectionDESCRIPTION Accesses the menus for controlling the currentamplitude-c

Chapter 13 563Softkey DescriptionsSoftkey DescriptionsBINARY SPAN Binary SpanDESCRIPTION Note that this function is available for 8590L and8591E spect

564 Chapter13Softkey DescriptionsSoftkey DescriptionsCAL AMPTD Calibrate AmplitudeDESCRIPTION Note that if both CAL FREQ and CAL AMPTDself-calibration

Chapter 13 565Softkey DescriptionsSoftkey Descriptions• While CAL: 3dB BW is displayed, the followingcalibrations are performed:❏ The 3 dB and 6 dB EM

566 Chapter13Softkey DescriptionsSoftkey Descriptions• While CAL: LOG AMP is displayed, the followingcalibrations are performed:❏ The log fidelity is m

Chapter 13 567Softkey DescriptionsSoftkey DescriptionsCAL FREQ Calibrate FrequencyDESCRIPTION CAL FREQ initiates the frequency self-calibrationroutine

568 Chapter13Softkey DescriptionsSoftkey Descriptions• While CAL: SPAN is displayed:❏ The main-coil sweep sensitivity and spanattenuator are adjusted

Chapter 13 569Softkey DescriptionsSoftkey DescriptionsIf a failure occurs during this calibration routine, anerror message is displayed. Refer to Chap

Chapter 2 57Making Adjustments5. Crystal and LC Bandwidth FilterTable 2-1 Bandwidth Amplitude-Correction MapResolution Bandwidths BW-AMPCorrection Num

570 Chapter13Softkey DescriptionsSoftkey DescriptionsCAL FREQ & AMPTD Calibrate Frequencyand AmplitudeDESCRIPTION CAL FREQ & AMPTD initiates b

Chapter 13 571Softkey DescriptionsSoftkey DescriptionsNote that the CAL YTF routine must be performedbefore running theCAL MXR routine. New frequencyr

572 Chapter13Softkey DescriptionsSoftkey DescriptionsCAL TIMEBASE Calibrate TimebaseDESCRIPTION Note that this function is available for 8591 E-Series

Chapter 13 573Softkey DescriptionsSoftkey DescriptionsCAL TRK GEN Calibrate Tracking GeneratorDESCRIPTION Note that this function is available for ins

574 Chapter13Softkey DescriptionsSoftkey DescriptionsCAL YTF Calibrate YTFDESCRIPTION This function is available for 8592L, 8593E, 8595E, and8596E spe

Chapter 13 575Softkey DescriptionsSoftkey DescriptionsCOARSE TUNE DAC Coarse Tune DACDESCRIPTION Displays the analog output of the YTO coarse-tuneDAC

576 Chapter13Softkey DescriptionsSoftkey DescriptionsIf the error message POS-PK FAIL is displayed, themean of the data from the positive-peak detecto

Chapter 13 577Softkey DescriptionsSoftkey Descriptions5. A12 Step-Gain Check and error message STEPGAIN/ATTEN FAIL.The test checks the switching of th

578 Chapter13Softkey DescriptionsSoftkey DescriptionsCORRECT ON OFF Correction On/OffDESCRIPTION The analyzer corrects for variations in hardwareperfo

Chapter 13 579Softkey DescriptionsSoftkey DescriptionsThe CORRECT ON OFF function does not affect thefollowing DAC adjustments.• Resolution bandwidth

58 Chapter2Making Adjustments6. Cal Attenuator Error6. Cal Attenuator ErrorThis adjustment applies to:All 8590 E-Series and L-Series spectrum analyzer

580 Chapter13Softkey DescriptionsSoftkey DescriptionsCRT VERT POSITION CRT Vertical PositionDESCRIPTION The softkey provides the following adjustment

Chapter 13 581Softkey DescriptionsSoftkey DescriptionsEach DAC may be set to any integer between 0 and4095 using the A1A2 knob on the front panel. Use

582 Chapter13Softkey DescriptionsSoftkey DescriptionsDEFAULT CAL DATA Default Calibration DataDESCRIPTION The current correction-factor data is replac

Chapter 13 583Softkey DescriptionsSoftkey DescriptionsFigure 13-4 Default Calibration Data: Page 2Figure 13-5 Default Calibration Data: Page 3 (Option

584 Chapter13Softkey DescriptionsSoftkey DescriptionsDISPLAY CAL DATA Display Calibration DataDESCRIPTION Displays the current correction-factor data

Chapter 13 585Softkey DescriptionsSoftkey DescriptionsFigure 13-8 Typical Calibration Data: Page 3 (Option 130 only)The following text describes each

586 Chapter13Softkey DescriptionsSoftkey DescriptionsThe 10 dB attenuator step is the amplitudereference used by theCAL AMPTD self-calibrationroutine

Chapter 13 587Softkey DescriptionsSoftkey Descriptions• CAL ATT ERR. These error corrections aremathematical offsets of the digitized video signal ont

588 Chapter13Softkey DescriptionsSoftkey DescriptionsDROOP DroopDESCRIPTION Droop disables the reset of the peak detector on the A16processor/video as

Chapter 13 589Softkey DescriptionsSoftkey DescriptionsEDIT FLATNESS Edit FlatnessDESCRIPTIONCAUTION To safeguard the current flatness-correction consta

Chapter 2 59Making Adjustments6. Cal Attenuator ErrorProcedureThe accuracy of the amplitude control attenuator is critical to theproper calibration of

590 Chapter13Softkey DescriptionsSoftkey DescriptionsEXECUTE TITLE Execute TitleDESCRIPTION Use EXECUTE TITLE to execute remote programmingcommands th

Chapter 13 591Softkey DescriptionsSoftkey DescriptionsFLATNESS DATA Flatness DataDESCRIPTION Provides access to the softkeys used for viewing oreditin

592 Chapter13Softkey DescriptionsSoftkey DescriptionsFM GAIN FM GainDESCRIPTION Note that this function is available for 8593E, 8594E,8594Q, 8595E, an

Chapter 13 593Softkey DescriptionsSoftkey Descriptions4. Simulate a 500 kHz modulated signal by pressingthe following keys.FREQUENCY⇑If FM GAIN is fun

594 Chapter13Softkey DescriptionsSoftkey DescriptionsFM OFFSET FM OffsetDESCRIPTION Note that this function is available for 8593E, 8594E,8594Q, 8595E

Chapter 13 595Softkey DescriptionsSoftkey Descriptions3. Adjust the position of the horizontal trace tocenter-screen using the A1A2 knob.4. To calcula

596 Chapter13Softkey DescriptionsSoftkey DescriptionsFigure 13-9 LO Frequency Diagnostic Data Display

Chapter 13 597Softkey DescriptionsSoftkey DescriptionsRefer to Chapter 6 for additional LO troubleshootinginformation.RELATED SOFTKEYS DISPLAY CAL DAT

598 Chapter13Softkey DescriptionsSoftkey DescriptionsFRQ DISC NORM OFF FrequencyDiscriminator Normal/OffDESCRIPTION Indicates the status of the freque

Chapter 13 599Softkey DescriptionsSoftkey Descriptionsadditional information about analyzer recovery andinitialization after a A16 Memory Loss.Selects

68591C Cable TV Analyzer DocumentationDescriptionThe following guides are shipped with your cable TV analyzer.8590 E-Series Spectrum Analyzers and 859

60 Chapter2Making Adjustments6. Cal Attenuator Error1 dB Step Check6. To measure the 1 dB step correction, press the following analyzerkeys.FREQUENCY,

600 Chapter13Softkey DescriptionsSoftkey DescriptionsINIT FLT 22 GHz Initialize Flatness 22 GHzDESCRIPTION Note that this function is available for 85

Chapter 13 601Softkey DescriptionsSoftkey DescriptionsRELATED SOFTKEYS EDIT FLATNESSINIT FLT 22 GHzSTORE FLATNESSMAIN COIL DR Main-Coil DriveDESCRIPTI

602 Chapter13Softkey DescriptionsSoftkey DescriptionsMAIN SPAN Main SpanDESCRIPTION Displays the main-coil-span signal, MC_SPAN, fromthe span dividers

Chapter 13 603Softkey DescriptionsSoftkey DescriptionsPRESEL DAC Preselector DACDESCRIPTION Note that this function is available for 8592L, 8593E,8595

604 Chapter13Softkey DescriptionsSoftkey DescriptionsRELATED SOFTKEYS QP DET ON OFFQP RST ON OFFQPD OFFSETQPD OFFSET Quasi-Peak Detector OffsetDESCRIP

Chapter 13 605Softkey DescriptionsSoftkey DescriptionsSERVICE DIAG Service DiagnosticsDESCRIPTION Provides access to the service-diagnostic softkeyfun

606 Chapter13Softkey DescriptionsSoftkey DescriptionsEnter the new correction constants into A16 RAM withthe following procedure.1. Press the followin

Chapter 13 607Softkey DescriptionsSoftkey DescriptionsSTOR PWR ON UNITS Store Power-On UnitsDESCRIPTION Allows the user to change the amplitude displa

608 Chapter13Softkey DescriptionsSoftkey DescriptionsSTORE FLATNESS Store FlatnessDESCRIPTION Note that the STORE FLATNESS softkey is accessibleonly a

Chapter 13 609Softkey DescriptionsSoftkey DescriptionsSWEEP TIME DAC Sweep-Time DACDESCRIPTION Displays the output of the sweep-time DAC, SWP_DAC,from

Chapter 2 61Making Adjustments6. Cal Attenuator Error2 dB Check13.Press the following analyzer keys.AMPLITUDE, 16, −dBm.14.Set the amplitude of the sy

610 Chapter13Softkey DescriptionsSoftkey DescriptionsX FINE TUNE DAC Extra-Fine Tune DACDESCRIPTION Displays the output of the YTO extra-fine-tune DAC,

Chapter 13 611Softkey DescriptionsSoftkey DescriptionsYTF TUNE COARSE YTF Tune CoarseDESCRIPTION Note that this function is available for 8592L, 8593E

612 Chapter13Softkey DescriptionsSoftkey DescriptionsRELATED SOFTKEYS YTF TUNE COARSEPRESEL DACPRESEL DEFAULTYTF SPAN YTF SpanDESCRIPTION Note that th

61314 Analyzer MessagesRefer to this chapter for information about hardware-error, user-error,and informational messages that are displayed when a pro

614 Chapter14Analyzer MessagesInterpreting Analyzer MessagesInterpreting Analyzer MessagesThe analyzer firmware displays error messages and information

Chapter 14 615Analyzer MessagesInterpreting Analyzer Messagesφ LOCK OFF (U) (H)Indicates slow YTO tuning. This message may appear if the analyzer isus

616 Chapter14Analyzer MessagesInterpreting Analyzer MessagesFigure 14-1 A16J1 Connector-Pin OrientationTable 14-1 Possible Cause of the Error Message

Chapter 14 617Analyzer MessagesInterpreting Analyzer MessagesBefore removing the A16 processor/video assembly, check all assembliesthat are identified

618 Chapter14Analyzer MessagesInterpreting Analyzer MessagesADC-TIME FAIL (H)During an instrument preset, the time between analog-to-digitalconversion

Chapter 14 619Analyzer MessagesInterpreting Analyzer MessagesFigure 14-2 A16J1 Connector-Pin OrientationTable 14-2 Possible Cause of the Error Message

62 Chapter2Making Adjustments6. Cal Attenuator ErrorEntering Attenuator Error Correction Data22.Press the following analyzer keys.PRESET75 Ω input: AM

620 Chapter14Analyzer MessagesInterpreting Analyzer MessagesBefore removing the A16 processor/video assembly, check all assembliesthat are identified i

Chapter 14 621Analyzer MessagesInterpreting Analyzer MessagesCAL:_ _ _ (M)During the self-calibration routine, messages may appear on thedisplay to in

622 Chapter14Analyzer MessagesInterpreting Analyzer MessagesCAL: DATA NOT STOREDCAL AMP NEEDED (U)(H)The current correction-factor data is the default

Chapter 14 623Analyzer MessagesInterpreting Analyzer MessagesCAL: GAIN FAIL (H)During the CAL AMPTD routine, the amplitude of the video signal at theA

624 Chapter14Analyzer MessagesInterpreting Analyzer MessagesCAL: MAIN COIL SENSE FAIL (H)The analyzer could not set up span sensitivity of the main co

Chapter 14 625Analyzer MessagesInterpreting Analyzer MessagesCAL: NBW 200 Hz width failed (H)Indicates that the 200 Hz resolution bandwidth is not the

626 Chapter14Analyzer MessagesInterpreting Analyzer MessagesCAL: RES BW AMPL FAIL (H)During the CAL AMPTD routine, the insertion loss of a resolutionb

Chapter 14 627Analyzer MessagesInterpreting Analyzer MessagesThe default data introduces frequency offsets that can make anaccurate CAL OUT signal app

628 Chapter14Analyzer MessagesInterpreting Analyzer MessagesCAL: USING DEFAULT DATA (M)The CAL AMPTD routine was not completed and default correctionf

Chapter 14 629Analyzer MessagesInterpreting Analyzer MessagesCannot engage phase lock with currentCAL FREQ data (U)Indicates that the CAL FREQ routine

Chapter 2 63Making Adjustments7. Log and Linear Amplifier7. Log and Linear AmplifierThis adjustment applies to:All 8590 E-Series and L-Series spectrum a

630 Chapter14Analyzer MessagesInterpreting Analyzer MessagesComb harmonic at_ _ _ GHz NOT found (U)(H)Indicates that the CAL YTF routine for the analy

Chapter 14 631Analyzer MessagesInterpreting Analyzer Messages2. Look for the 100 MHz comb-generator signal to the right of thelocal oscillator signal.

632 Chapter14Analyzer MessagesInterpreting Analyzer MessagesFactory DLP, not adaptable (U)Indicates that the downloadable program or variable that you

Chapter 14 633Analyzer MessagesInterpreting Analyzer MessagesTable 14-3 Four-Digit Failure Code InterpretationDigits FromExampleEquivalentBinary Value

634 Chapter14Analyzer MessagesInterpreting Analyzer MessagesThe 10-Digit Failure CodeThe 10-digit segment provides further failure information for the

Chapter 14 635Analyzer MessagesInterpreting Analyzer MessagesThe I/O Data-Bus Failure Code.The next four digits identify failed data lines on the I/O

636 Chapter14Analyzer MessagesInterpreting Analyzer MessagesThe Video RAM Failure Code.The last four digits identify the failure address for the video

Chapter 14 637Analyzer MessagesInterpreting Analyzer MessagesRelated AssembliesA7 analog interface, A16 processor/video assembly, A17 memory card,A25

638 Chapter14Analyzer MessagesInterpreting Analyzer MessagesFREQ UNCAL (U) (H)The YTO (YIG-tuned oscillator) frequency is more than 20 MHz fromthe des

Chapter 14 639Analyzer MessagesInterpreting Analyzer MessagesGate card not calibrated (U)(H)This message can indicate that either the CAL AMPTD routin

64 Chapter2Making Adjustments7. Log and Linear AmplifierProcedure1. Turn the analyzer LINE switch to OFF. Remove the instrument coverassembly.2. Remove

640 Chapter14Analyzer MessagesInterpreting Analyzer MessagesINVALID CARD: BAD MEDIA (U)(H)Indicates the formatting routine (FORMAT CARD) for the memor

Chapter 14 641Analyzer MessagesInterpreting Analyzer MessagesINVALID <file name> NOT FOUND (U)Indicates that the specified file could not be loaded

642 Chapter14Analyzer MessagesInterpreting Analyzer MessagesINVALID ITEM: _ _ _(U)Indicates an invalid parameter has been used in a programmingcommand

Chapter 14 643Analyzer MessagesInterpreting Analyzer MessagesINVALID REPEAT NEST LEVEL (U)The nesting level in the REPEAT routine is improperly constr

644 Chapter14Analyzer MessagesInterpreting Analyzer MessagesMemory Overflow: ERASE DLP MEM and reload (U)This message indicates that too many user-defin

Chapter 14 645Analyzer MessagesInterpreting Analyzer MessagesINVALID TRACENAME: _ _ _ (U)Indicates the specified trace could not be saved because the t

646 Chapter14Analyzer MessagesInterpreting Analyzer MessagesLO UNLVL (U)(H)Indicates that the analyzer local oscillator distribution amplifier is notfu

Chapter 14 647Analyzer MessagesInterpreting Analyzer MessagesMEAS UNCAL (U)The measurement is uncalibrated. Check the sweep time, span, andbandwidth s

648 Chapter14Analyzer MessagesInterpreting Analyzer Messages4. When the comb-generator output amplifier is enabled, theamplitude of the 100 MHz signal

Chapter 14 649Analyzer MessagesInterpreting Analyzer MessagesPOS-PK FAIL (H)The positive-peak-detector check has failed during the confidence testrouti

Chapter 2 65Making Adjustments7. Log and Linear AmplifierFigure 2-11 Log and Linear Amplifier Adjustment SetupLog Fidelity Adjustment7. Adjust the synth

650 Chapter14Analyzer MessagesInterpreting Analyzer Messages2. If the rear panel connection is correct, check the power output of the10 MHz frequency

Chapter 14 651Analyzer MessagesInterpreting Analyzer MessagesRES-BW NOISE FAIL (H)During the confidence test routine, CONF TEST, the noise floor level w

652 Chapter14Analyzer MessagesInterpreting Analyzer Messages2. Use DISPLAY CAL DATA to view the current bandwidth controlfactors.3. Perform the CAL AM

Chapter 14 653Analyzer MessagesInterpreting Analyzer MessagesSAMPLE FAIL (H)During the confidence test routine, CONF TEST, the sample-detectortest, has

654 Chapter14Analyzer MessagesInterpreting Analyzer MessagesSMPLR UNLCK (U)(H)Indicates that the sampling oscillator circuitry is not functioningprope

Chapter 14 655Analyzer MessagesInterpreting Analyzer MessagesIf one of the 10 dB step gains appears to be faulty, check the step-gaincontrol lines fro

656 Chapter14Analyzer MessagesInterpreting Analyzer MessagesTG SIGNAL NOT FOUND (U)This error message applies to analyzers equipped with Option 010, 5

Chapter 14 657Analyzer MessagesInterpreting Analyzer MessagesToo many signals with valid N dB points (U)Indicates the N dB PTS function has located tw

658 Chapter14Analyzer MessagesInterpreting Analyzer MessagesVID-BW FAIL (H)During the CONF TEST routine, the video bandwidth check has failed.The test

65915 Service Equipment and ToolsThis chapter contains information about service equipment and toolsneeded to perform analyzer calibration, adjustment

66 Chapter2Making Adjustments7. Log and Linear AmplifierFigure 2-12 Log and Linear Amplifier Adjustment Location12.Set the synthesizer amplitude 60 dB b

660 Chapter15Service Equipment and ToolsService Equipment and ToolsService Equipment and ToolsStatic-Safe AccessoriesElectrostatic discharge (ESD) can

Chapter 15 661Service Equipment and ToolsService Equipment and ToolsRecommended Test EquipmentRefer to the calibration guide for your analyzer for a l

662 Chapter15Service Equipment and ToolsService Equipment and ToolsRecommended Service ToolsTable 15-2 and Figure 15-1 provide descriptions and part n

Chapter 15 663Service Equipment and ToolsService Equipment and ToolsTable 15-2 Special Service ToolsItem Description Part Number Use*1 Board puller, t

664 Chapter15Service Equipment and ToolsService Equipment and ToolsFigure 15-1 Special Service Tools

Chapter 15 665Service Equipment and ToolsService Equipment and ToolsTable 15-3 Required Common Hand ToolsDescription Part Number Use*Hex (Allen) wrenc

666 Chapter15Service Equipment and ToolsService Equipment and Tools

66716 Safety and RegulatoryInformation

668 Chapter16Safety and Regulatory InformationSafety ConsiderationsSafety ConsiderationsBefore servicing the analyzer, familiarize yourself with the s

Chapter 16 669Safety and Regulatory InformationInstrument MarkingsInstrument MarkingsThe instruction documentation symbol. The product ismarked with t

Chapter 2 67Making Adjustments7. Log and Linear AmplifierLinear Output and Step Gain Adjustments21.Press the following analyzer keys.AMPLITUDE, 50, −dB

670 Chapter16Safety and Regulatory InformationGeneral Safety ConsiderationsGeneral Safety ConsiderationsWARNING Failure to ground the analyzer properl

Chapter 16 671Safety and Regulatory InformationGeneral Safety ConsiderationsWARNING For continued protection against fire hazard replace line fuseonly

672 Chapter16Safety and Regulatory InformationProtection from Electrostatic DischargeProtection from Electrostatic DischargeElectrostatic discharge (E

Chapter 16 673Safety and Regulatory InformationProtection from Electrostatic DischargeHandling of Electronic Components and ESDThe possibility of unse

674 Chapter16Safety and Regulatory InformationProtection from Electrostatic Discharge

68 Chapter2Making Adjustments8. CAL FREQ Adjustment Routine8. CAL FREQ Adjustment RoutineThis adjustment applies to:All 8590 E-Series and L-Series spe

Chapter 2 69Making Adjustments8. CAL FREQ Adjustment RoutineProcedureInterrupting this routine may result in corrupt data being stored inRAM. If this

78594Q QAM Analyzer DocumentationDescriptionThe following guides are shipped with your QAM analyzer.8590 Series Analyzers Calibration Guide• Tells you

70 Chapter2Making Adjustments9. CAL AMPTD Adjustment Routine9. CAL AMPTD Adjustment RoutineThis adjustment applies to:All 8590 E-Series and L-Series s

Chapter 2 71Making Adjustments9. CAL AMPTD Adjustment RoutineProcedureIt is recommended to complete the “CAL FREQ Adjustment Routine”prior to performi

72 Chapter2Making Adjustments10. CAL YTF Adjustment Routine10. CAL YTF Adjustment RoutineThis adjustment applies to:8592L spectrum analyzers8593E spec

Chapter 2 73Making Adjustments10. CAL YTF Adjustment RoutineProcedure1. Perform the CAL FREQ routine as indicated in the “CAL FREQAdjustment Routine”

74 Chapter2Making Adjustments10. CAL YTF Adjustment Routine1. Press the following keys to activate title mode.PRESETCAL, More 1 of 4, More 2 of 4SERVI

Chapter 2 75Making Adjustments10. CAL YTF Adjustment Routine7. Press the following keys to allow entry of the default mixer bias DACvalue for band 2.D

76 Chapter2Making Adjustments10. CAL YTF Adjustment Routine14.Press the following keys to store the mixer bias value for band 4 innonvolatile memory.C

Chapter 2 77Making Adjustments11. CAL MXR Adjustment Routine11. CAL MXR Adjustment RoutineThis adjustment applies to:8592L spectrum analyzers8593E spe

78 Chapter2Making Adjustments11. CAL MXR Adjustment RoutineProcedure1. Perform the CAL YTF routine as indicated in the “CAL YTFAdjustment Routine” in

Chapter 2 79Making Adjustments12. Second Converter12. Second ConverterThis adjustment applies to:8590L spectrum analyzers8591E spectrum analyzers8591C

8Documentation OptionsOption 041 or 043: Programmer's Guide8590 E-Series and L-Series Spectrum Analyzers, and 8591C Cable TVAnalyzer Programmer&a

80 Chapter2Making Adjustments12. Second ConverterProcedureTripler Adjustment1. Turn the analyzer LINE switch to OFF. Remove the instrument coverassemb

Chapter 2 81Making Adjustments12. Second ConverterNote that when adjusting with the tuning tool, the signal amplitudewill change as the lock nuts are

82 Chapter2Making Adjustments12. Second Converter8. With nothing connected to the analyzer INPUT 50 Ω (Option 001:INPUT 75 Ω), press the following key

Chapter 2 83Making Adjustments12. Second ConverterFigure 2-20 Second Mixer Match Adjustment Setup16.Set the microwave spectrum analyzer controls as fo

84 Chapter2Making Adjustments12. Second Converter21.Press MARKER MODE, ∆ and rotate the knob clockwise so that themarker delta amplitude reads 0 dB an

Chapter 2 85Making Adjustments13. Third Converter and Second IF Bandpass13. Third Converter and Second IFBandpassThis adjustment applies to:All 8590 E

86 Chapter2Making Adjustments13. Third Converter and Second IF BandpassAdditional Equipment for Models 8590LOption 713Microwave frequency counterAddit

Chapter 2 87Making Adjustments13. Third Converter and Second IF BandpassFigure 2-22 Second IF Bandpass Filter Adjustment Setup8. Press the analyzerLIN

88 Chapter2Making Adjustments13. Third Converter and Second IF Bandpass600 MHz Adjustment14.Set the microwave frequency counter controls as follows:50

Chapter 2 89Making Adjustments13. Third Converter and Second IF BandpassFigure 2-23 LPF Characterization22.Press INSTRUMENT PRESET on the synthesized

Contents91. IntroductionThe 8590 Series Analyzers Assembly-Level Repair Service Guide. . . . . . . . . . . . . . . . . . . . . 14Service Guide Organiz

90 Chapter2Making Adjustments13. Third Converter and Second IF Bandpass28.Subtract the Mismatch Error (step 22) from the UncorrectedInsertion Loss (st

Chapter 2 91Making Adjustments13. Third Converter and Second IF BandpassFor example, if the Corrected Insertion Loss is −10.0 dBm, and themeasuring re

92 Chapter2Making Adjustments14. Comb Generator14. Comb GeneratorThis adjustment applies to:8592L spectrum analyzers8593E spectrum analyzers8596E spec

Chapter 2 93Making Adjustments14. Comb GeneratorFigure 2-25 Comb Generator Adjustment LocationProcedure1. Turn the analyzer LINE switch to OFF. Remove

94 Chapter2Making Adjustments14. Comb GeneratorFrequency7. Connect the other end of the SMA cable to the 20 dB attenuator.Connect the output of the 20

Chapter 2 95Making Adjustments14. Comb Generator• Each time the value of A3A1L3 is changed, reconnect the powercord, set theLINE switch to ON, and adj

96 Chapter2Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E15. Frequency Response ofthe 8590L, 8591C, and 8591EThis adjustment

Chapter 2 97Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591EProcedure for System Characterization (75 Ωinput)1. Zero and calibr

98 Chapter2Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E7. On the synthesized sweeper, press CW and STEP UP, to stepthrough

Chapter 2 99Making Adjustments15. Frequency Response of the 8590L, 8591C, and 8591E4. On the analyzer, press the following keys.PRESETCAL, More 1 of 4