User`s guide

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Troubleshooting Guidelines

Troubleshooting USB Interfaces

This section shows suggested troubleshooting steps for Universal Serial Bus

(USB) interfaces, including:

! USB Troubleshooting Overview

! USB Hardware Checks

! USB Software Checks

USB Troubleshooting Overview

This figure shows a typical USB interface with a PC and a USB instrument.

A suggested troubleshooting flowchart for USB instruments and the Agilent

IO Libraries follows. We suggest you start at USB Hardware Checks

and

then go to USB Software Checks

, as required.

NOTE

The troubleshooting procedures in this section are primarily oriented

toward USB instruments and the Agilent IO Libraries. Consult your

instrument’s User’s Guide for troubleshooting details for the instrument.