HP OmniBook 2100, Reference Manual

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Troubleshooting
Solving Problems
7-14
Serial, Parallel, and USB Problems
If the serial mouse doesn’t work
•
First, confirm that you have followed the manufacturer’s installation instructions
completely and have installed the mouse properly.
•
Check the port connection (may be loose).
If a serial modem doesn’t work properly
•
In Windows Help use the modem troubleshooter.
•
Check the port connection (may be loose).
If an I/O card stops communicating properly
•
It may have been reset if the OmniBook suspended or turned off. Exit and restart
the application.
If the serial or parallel port is not working
•
Check the port connection (may be loose).
•
Check settings in BIOS Setup.
1. From the Start menu, shut down, then restart the OmniBook.
2. When you see the HP logo, press F2 to enter the BIOS Setup utility.
3. From the System Devices menu, check that Parallel and Serial are enabled.
If the USB port is not working
•
Windows NT 4.0 does not support USB devices.
•
Contact the vendor of the peripheral device, as well as Hewlett-Packard, for the
latest versions of the USB drivers.