Serial, Parallel And Usb Problems - Compaq 370698-002 Reference Manual

Troubleshooting

Serial, Parallel and USB Problems

If a Serial Mouse Does Not Work
■
Make sure you followed the manufacturer's installation
instructions completely and have installed the mouse
properly. If not, repeat the procedure.
■
Make sure the port connection is secure.
■
Restart the notebook by selecting Start > Turn Off
Computer > Restart.
■
Check mouse settings in Control Panel by selecting Start >
Control Panel > Printers and Other Hardware > Mouse.
■
Use a mouse that connects to the USB port.
■
Check the port settings in Control Panel. Open the hardware
Device Manager, then select Ports (COM & LPT).
If a Serial Modem Does Not Work Properly
■
Make sure the port connection is secure.
■
Use the Modem troubleshooter in Windows Help. Select
Start > Help and Support.
■
In Control Panel, open Phone and Modem Options, and check
the modem settings.
■
Disable the internal modem:
1. Open the hardware Device Manager. Select Start >
2. Select Modem to list the current modem devices.
3. Select the internal modem, then select the option to
■
Check the port settings in Control Panel. Open the hardware
Device Manager, then select Ports (COM & LPT).
6–18
Control Panel > Performance and Maintenance > System.
disable the modem.
Reference Guide