110 Chapter 4
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined
Problems” on page 112.
The system doesn't resume from
hibernation mode.
T See “Save to Disk (S4)” on page 44.
T Hard disk connection board
T Hard disk drive
T Mainboard
The system doesn't resume from standby
mode after opening the LCD.
T See “Save to Disk (S4)” on page 44.
T Mainboard
Battery fuel gauge in Windows doesn’t go
higher than 90%.
T Remove battery pack and let it cool for 2 hours.
T Refresh battery (continue use battery until power off, then
charge battery).
T Battery pack
T Mainboard
System hangs intermittently.
T Reconnect hard disk/CD-ROM drives.
T Hard disk connection board
T Mainboard
Peripheral-Related Symptoms
Symptom / Error Check or do the following in sequence
System configuration does not match the
installed devices.
T Run “Load Setup Defaults” in BIOS Setup Utility, then reboot
system.
T Reconnect hard disk/CD-ROM/diskette drives.
External display does not work correctly.
T Press Fn+F5 to switch to LCD or CRT
T Mainboard
USB does not work correctly
T Mainboard
Print problems.
T Run printer self-test.
T Printer driver
T Printer cable
T Printer
T Mainboard
Keyboard/Touchpad-Related Symptoms
Symptom / Error Check or do the following in sequence
Keyboard (one or more keys) does not
work.
T Reconnect the keyboard cable.
T Keyboard
T Mainboard
Touchpad does not work.
T Reconnect touchpad cable.
T Touchpad board
T Mainboard
Modem-Related Symptoms
Symptom / Error Check or do the following in sequence
Internal modem does not work correctly.
T Modem phone port
T Modem combo board
T Mainboard
Power Management-Related Symptoms
Symptom / Error Check or do the following in sequence
SG_Aspire4920_Book.book Page 110 Monday, May 28, 2007 6:49 PM
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