Troubleshooting; Identifying The Problem; Specific Problems - Fujitsu LifeBook LH520 Instruction Manual

TroubleshooTing

Your Fujitsu LifeBook notebook is sturdy and
undergoes stringent reliability tests. However,
you may encounter simple setup or operating
problems that you can solve on the spot or
problems with peripheral devices, that you can
solve by replacing the device. The information in
this section helps you isolate and resolve some
of these straightforward problems and identify
failures that require service.

identifying the Problem

If you encounter a problem, go through the
following procedure before pursuing complex
troubleshooting:
1. Turn off your LifeBook notebook.
2. Make sure the AC adapter is plugged into
your notebook and to an active AC power
source.
3. Make sure that any card installed in the
PC Card slot is seated properly. You can
also remove the card from the slot, thus
eliminating it as a possible cause of failure.
4. Make sure that any devices connected to the
external connectors are plugged in properly.
You can also disconnect such devices, thus
eliminating them as possible causes of
failure.
5. Turn on your notebook. Make sure it has been
off at least 10 seconds before you turn it back
on.
6. Go through the boot sequence.
7. If the problem has not been resolved, refer
to the Troubleshooting Table that follows for
more detailed troubleshooting information.
If you keep notes about what you have tried,
your support representative may be able to
help you more quickly by giving additional
suggestions over the phone.
T r o u b l e s h o o t i n g
8. If you have tried the solutions suggested in the
Troubleshooting Table without success,
contact your support representative.
Before you place the call, you should have the
following information ready so that the customer
support representative can provide you with the
fastest possible solution:
• Product name
• Product configuration number
• Product serial number
• Purchase date
• Conditions under which the problem
occurred
• Any error messages that have occurred
• Hardware configuration
• Type of device connected, if any
See the Configuration Label on the bottom of your
notebook for configuration and serial numbers.

specific Problems

using the Troubleshooting Table
When you have problems with your LifeBook
notebook, try to find the symptoms under the
Problem column of the troubleshooting table.
You will find a description of common causes
for that symptom under the column Possible
Cause. Follow the instructions on the Possible
Solution column to resolve the problem. All
possible causes or solutions may not apply to
your notebook.
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