Troubleshooting and Maintenance
Getting Assistance for Your Notebook
Reference Guide 111
One-Touch button problems
If One-Touch buttons are not working properly
• Make sure the items associated with the buttons are the ones you want—see “To use
the One-Touch buttons” on page 33.
If the onscreen display does not appear when pressing a One-Touch button
• Make sure the Onscreen Display is enabled—see “To use the One-Touch buttons” on
page 33.
Parallel and USB problems
If a USB mouse doesn’t 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.
• Put the notebook on standby, then resume.
• Restart the notebook.
• Check mouse settings in Control Panel.
• Check the port settings in Control Panel: click Start, Control Panel, Performance and
Maintenance, System. On the Hardware tab, open the Device Manager, and double-
click Universal Serial Bus Controllers.
If a USB modem doesn’t work properly
• See “Modem problems” on page 107.
• Make sure the port connection is secure.
• Use the modem troubleshooter (under Networking problems) in Windows Help and
Support.
• Check the modem settings in Control Panel.
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