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76 Chapter 1
Memory-related Symptom
Audio-related Symptoms
Power Management-related Symptoms
Symptom / Error Action in Sequence
Memory count (size) appears different from
actual size.
Run the Setup Utility, then press F9 to load the system
defaults.
DIMM
System board
Symptom / Error Action in Sequence
In Windows multimedia programs, no
sound comes from the computer.
Audio driver
Speaker
System board
Internal speakers emit noise or emit no
sound.
Speaker
System board
Symptom / Error Action in Sequence
The system will not enter hibernation mode.
Check the system hibernation settings. Press the key,
then select ePower Management from the Empowering
Technology interface.
Keyboard (if control is from the keyboard)
Hard disk drive
System board
The system will not enter hibernation mode
and emits four short beeps every minute.
Press Fn+
o and see if the computer enters hibernation
mode.
Check the system hibernation settings. Press the key,
then select ePower Management from the Empowering
Technology interface.
Touchpad
Keyboard
Hard disk drive
System board
The system does not enter standby mode
after closing the notebook lid.
Check the system hibernation settings. Press the key,
then select ePower Management from the Empowering
Technology interface.
System board
The system will not leave hibernation
mode.
Hard disk drive
System board
The system doesn't resume from standby
mode after opening the LCD.
System board
Battery fuel gauge in Windows doesn’t go
higher than 90%.
Remove the battery pack and let it cool for two hours.
Refresh the battery pack (continue battery usage until power
is depleted, then recharge the battery).
Battery pack
System board
System hangs intermittently. Reinstall the system drives (HDD/ODD).
System board
Acer Aspire 5910 SG.book Page 76 Tuesday, May 29, 2007 11:40 AM