Agilent Technologies DSOX4USBSQ USB 2.0 Manual de Serviço descarregar pdf (Página 15)

Preparing for Signal Quality Analysis 1

DSOX4USBSQ USB 2.0 Signal Quality Analysis Application Electrical Testing Notes 15

Miscellaneous Cables and Devices

The following table lists miscellaneous cables and devices required for

certain tests.

Table 1 Miscellaneous Cables and Devices

Equipment Required Tests and Quantities

Host

Hi-Speed

Hub

Hi-Speed

Device

Hi-Speed

Low/Full

Speed

5m USB cable (any listed on USB-IF web site). 111as needed

1.5 m USB cable (any listed on USB-IF web site). 1 1 n/a n/a

1 m USB cable (any listed on USB-IF web site). n/a n/a n/a as needed

Modular AC power cord. 222n/a

Hi-Speed USB Hub (any listed on USB-IF web site). 1 n/a n/a n/a

Hi-Speed USB Device (any listed on USB-IF web site). 1 n/a n/a n/a

USB self-powered hub (and power supply). These are the

hubs used for compliance testing and are available from the

USB-IF. For development testing, in most cases, a hub that

has passed USB compliance testing can be used.

n/a n/a n/a 5

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