Agilent Technologies N5416A Servisní příručka stáhnout pdf (Strana 170)

170 Notes on USB Electrical Compliance Testing

5 Host Hi-Speed Electrical Tests

Configuring the Tests

Connecting the Equipment

The USB automated test application will prompt you to perform these

connection steps:

1 Attach the 5V power supply to J5 of the E2649- 66402 (E2645- 66508 if

you are using the old fixture) Host High- Speed Signal Quality test

fixture. Verify the green Power LED is lit. Place the TEST switch (S1) in

the Test position and the yellow Test LED is lit.

2 Connect the [TEST PORT] of the test fixture into the port of under test,

using the 4" USB cable.

3 Check I have completed these instructions.

Running the Tests

1 Click Run Tests.

Test Instructions

EL_8 J Test

The USB automated test application will prompt you to perform these

steps:

1 On the Host Test menu of the HS Electrical Test Tool software, select

TEST_J from the Port Control drop down menu.

2 Enter the port number. Click [EXECUTE] once to place the port under

test into the TEST_J test mode.

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Agilent Technologies N5416A Servisní příručka Strana 170