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Chapter 4 91
Peripheral-Related Symptoms
Keyboard/Touchpad-Related Symptoms
Modem-Related Symptoms
Note: If you can not correct the problems according to the anterior tables, see Undetermined Problems.
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
System board
USB does not work correctly. 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
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
Symptom/Error Action in Sequence
Internal modem does not work
correctly.
Modem phone port
Modem combo board
System board