Acer 8331 Laptop User Manual


 
72 Chapter 4
Peripheral-Related Symptoms
Keyboard/Touchpad-Related Symptoms
Modem-Related Symptoms
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined
Problems” on page 74.
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