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4.9
Faulty USB Communication
•
Dionex VWD not recognized by Windows operating system
Dionex strongly recommends installing Chromeleon before connecting the
Dionex VWD to the PC. When the chromatography software is installed first,
USB driver information is loaded automatically. If Windows fails to detect the
Dionex VWD, refer to the table below for corrective action.
Problem
Windows Vista fails to detect
the Dionex VWD and
launches a wizard instead
Windows XP fails to detect
the Dionex VWD and a
message box asks for a USB
configuration file
(CmWdmUsb.inf)
Doc. 065377-01 1/12
4 • Troubleshooting
Action
This indicates that you connected the Dionex
VWD to the PC and turned on the power for the
first time before you installed Chromeleon. To
resolve the problem:
•
Click Cancel to exit the wizard.
•
Turn off the detector and unplug the USB
cable from the PC.
•
Install Chromeleon.
•
Reconnect the USB cable to the PC and turn
on the power to the detector.
•
Windows Vista will now detect the Dionex
VWD and automatically install the USB
software for it.
This indicates that you connected the Dionex
VWD to the PC and turned on the power for the
first time before you installed Chromeleon. To
resolve the problem:
•
Click Cancel in the Windows message box.
•
Turn off the detector power and unplug the
USB cable from the PC.
•
Install Chromeleon.
•
Reconnect the USB cable to the PC and turn
on the power to the detector.
•
Windows will now automatically detect the
Dionex VWD and launch the Found New
Hardware Wizard.
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