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CHAPTER 4: Troubleshooting
xl
Keyboard/Touchpad-Related Symptoms
Modem-Related Symptoms
USB does not work correctly.
■
Test or replace the system board.
Printer problems.
■
Ensure the “Parallel Port” in the “Onboard Devices
Configuration” of BIOS Setup Utility is set to Enabled.
■
Onboard Devices Configuration.
■
Run the printer self-test.
■
Reinstall the printer driver.
■
Test or replace the printer cable.
■
Test or replace the printer.
■
Test or replace the system board.
Serial or parallel port device problems.
■
Ensure the “Serial Port” in the “Devices Configuration” of
BIOS Setup Utility is set to Enabled.
■
Reinstall the device driver.
■
Test or replace the device cable.
■
Test or replace the device.
■
Test or replace the system board.
Symptom / Error Action in Sequence
The keyboard (one or more keys) does
not work.
■
Reconnect the keyboard cable.
■
Test or replace the keyboard.
■
Test or replace the system board.
The touchpad does not work.
■
Reconnect the touchpad cable.
■
Test or replace the touchpad board.
■
Test or replace the system board.
Symptom / Error Action in Sequence
The internal modem does not work
correctly.
■
Test the modem phone port.
■
Test or replace the modem combo card.
■
Test or replace the system board.
Important
If you cannot find a symptom or an error in this list and the problem
remains, see “Undetermined Problems” on page xli.
Symptom / Error Action in Sequence