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Troubleshooting tips
The TravelMate 505 series notebook computer incorporates an advanced design
that delivers onscreen error messag e reports to help you solve problems. In
addition, this series of notebook computers ship with PC-Doctor, a powerful
diagnostic tool, that helps you determine hardware configuration and clarify
hardware or software problems.
• If the system reports an error message or an er ro r sympt om occ urs , see “Er ror
messages” on page 95.
• If you suspect the system has a problem, run PC- D octor to diagnose it. See
the following section.

Using PC-Doctor

Before running the program, take note of the following actions you may need to
take:
1. Disconnect any external devices (PC c ard, external mouse, etc.).
2. Open System Properties to make sure that the components you diagnose are
enabled.
To open the properties window for the system, click on Start, Settings,
Control Panel, then double-click on System.
3. Close all application programs (i.e. , fax or communication programs) if you
plan to diagnose the modem.
To run PC-Doctor, simply double-click on the PC-Doctor icon located on the
Windows desktop. You can also access PC-Doctor by clicking on Start,
Programs, PC-Doctor, then click on the PC-Doctor program.
If PC-Doctor does not report a system error, reinstall the software driver from the
Recovery CD for the component you suspect has a problem. If you still have
problems, you can access our online and Int ernet technical support services.
Please see the following section for details.