User`s guide

119
Troubleshooting Guidelines
Troubleshooting USB Interfaces
Check IO Control
Operation
USB Hardware Checks
Check Cable
Connections/Damage
Verify Agilent IO Libraries
Installation
Typical Causes
No power on USB bus or hub
or device turned off by Windows
Plug and Play Manager.
Verify USB Driver
Installation
After Doing These Checks:
- If the cause is not identified,
see
Software Checks.
- If the cause is identified as a
hardware problem, contact
Agilent to return the device.
After Doing These Checks:
- If the cause is not identified
or the problem cannot be
fixed, contact Agilent for
support.
USB Software Checks
Check PC/Instrument
Functions
Check Device Manager
Typical Causes
Agilent IO Libraries not installed
or USB drivers not installed or
improper IO Libraries operation.