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Agilent Technologies, Inc.
DisplayPort Test Implementation Group 27 Agilent J-BERT N4903B & 90000A/X/Q Series Sink Draft2
10 Testing the DUT
1. At each Frequency
a. Test for Frequency Lock using D10.2 pattern for each data rate.
b. Test for Symbol Lock using Symbol Lock pattern at each data rate and each frequency.
c. Inject Errors and confirm correct amount of errors is being detected.
d. Test the Sink at each data rate and duration as described in Table 4-1 of the PHY CTS 1.2b.
Data Rate
Jitter
Frequency
Number
of Bits
Max Number of
Bit Errors
Allowable
Observation
Time
1
(seconds)
Data Rate
Offset
HBR2
HBR
RBR
2 MHz
10
12
1000
HBR2=185s
HBR=370s
RBR=620s
0
HBR2
HBR
RBR
10 MHz
10
11
100
HBR2=19s
HBR=37s
RBR=62s
+350ppm
+350ppm
+350ppm
HBR2
HBR
RBR
20 MHz
10
11
100
HBR2=19s
HBR=37s
RBR=62s
0
HBR2
HBR
100 MHz
10
11
100
HBR2=19s
HBR=37s
0
To evaluate multiply number of bits by the unit interval in ps. (i.e. for HBR: 10
11
bits at HBR =
370ps/UI * 10
11
UI = 37 seconds
Figure 26: Sink Test Times
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