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Chapter 4 91
Peripheral-Related Symptoms
Symptom / Error Action in Sequence
System configuration does
not match the installed
devices.
Enter BIOS Setup Utility to execute “Load Default
Settings”, then reboot system.
Reconnect hard disk/CD-ROM/diskette drives.
External display does not
work correctly.
Press Fn+F5, LCD/CRT/Both display switching
Running PQA Diagnostics Program.
System board
USB does not work
correctly.
System Diagnostics Diskette.
System board
Print problems Ensure the “Parallel Port” in the “Onboard
Devices Configuration” of BIOS Setup Utility is set
to Enabled.
Onboard Devices Configuration
Run printer self-test.
Printer driver
Printer cable
Printer
System Board
Serial or parallel port device
problems
Ensure the “Serial Port” in the Devices
Configuration” of BIOS Setup Utility is set to
Enabled.
Device driver
Device cable
Device
System board
Keyboard/Touchpad-Related Symptoms
Symptom / Error Action in Sequence
Keyboard (one or more
keys) does not work.
Reconnect the keyboard cable
Keyboard
System board
Touchpad does not work. Reconnect touchpad cable
Touchpad board
System board