Agilent Technologies N5416A Manual de Serviço descarregar pdf (Página 37)

Device Hi-Speed Tests 3

Notes on USB Electrical Compliance Testing 37

Connecting the Equipment - Single-Ended Connection

1 Attach the 5V power supply to J5 of the E2649- 66401 (E2645- 66507 if

you are using the old fixture) Device Hi- Speed signal quality test

fixture. Leave the TEST switch at the OFF position. Verify the green

Power LED is lit and the yellow Test LED is not lit.

2 Connect the [TEST PORT] of the Device Hi- speed Signal Quality test

fixture into the upstream facing port of the device under test, using the

4" USB cable.

3 Connect the [INIT PORT] of the test fixture to a Hi- speed capable port

of the Test Bed Computer, using the 5 meter USB cable.

4 Apply power to the device.

5 Attach the SMA cables to the SMA connectors D+ and D- on the test

fixture.

6 Check I have completed these instructions.

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Agilent Technologies N5416A Manual de Serviço Página 37