Peripheral-Related Symptoms - Acer Aspire 8930Q Series Service Manual

The system doesn't enter standby mode after
closing the LCD
The system doesn't resume from hibernation
mode.
The system doesn't resume from standby
mode after opening the LCD.
Battery fuel gauge in Windows doesn't go
higher than 90%.
System hangs intermittently.

Peripheral-Related Symptoms

System configuration does not match the
installed devices.
External display does not work correctly.
USB does not work correctly
Print problems.
Serial or parallel port device problems.
86
Symptom / Error
Symptom / Error
Action in Sequence
See "Save to Disk (S4)" on page 37.
LCD cover switch
System board
See "Save to Disk (S4)" on page 37.
Hard disk connection board
Hard disk drive
System board
See "Save to Disk (S4)" on page 37.
LCD cover switch
System board
Remove battery pack and let it cool for 2
hours.
Refresh battery (continue use battery until
power off, then charge battery).
Battery pack
System board
Reconnect hard disk/CD-ROM drives.
Hard disk connection board
System board
Action in Sequence
Enter BIOS Setup Utility to execute "Load
Default Settings", then reboot system.
Reconnect hard disk/CD-ROM/diskette drives.
Press Fn+F5, LCD/CRT/Both display
switching
System board
System board
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
Ensure the "Serial Port" in the Devices
Configuration" of BIOS Setup Utility is set to
Enabled.
Device driver
Device cable
Device
System board
Chapter 4