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Chapter 4 65
Battery can’t be charged Power System Check
Battery pack
System board
PCMCIA-Related Symptoms
Symptom / Error Action in Sequence
System cannot detect the PC Card (PCMCIA) PCMCIA slot assembly
System board
PCMCIA slot pin is damaged. PCMCIA slot assembly
Memory-Related Symptoms
Symptom / Error Action in Sequence
Memory count (size) appears different from actual size. Enter BIOS Setup Utility to execute “Load Default
Settings, then reboot system.
DIMM
System board
Speaker-Related Symptoms
Symptom / Error Action in Sequence
In DOS or Windows, multimedia programs, no sound
comes from the computer.
Press Fn-F8, Speaker ON/OFF control.
Audio driver
Speaker
Audio/Battery connection board
System board
Internal speakers make noise or emit no sound. Press Fn-F8, Speaker ON/OFF control.
Speaker
Audio/Battery connection board
System board
Power Management-Related Symptoms
Symptom / Error Action in Sequence
The system will not enter hibernation Keyboard (if control is from the keyboard)
Hard disk drive
System board
Check with Sleep Manager.
The system doesn't enter hibernation mode and four
short beeps every minute.
Hibernation Mode
Press Fn+F4 and see if the computer enters
hibernation mode.
Touchpad
Keyboard
Hard disk connection board
Hard disk drive
System board
The system doesn’t enter standby mode after closing
the LCD
Standby Mode
LCD cover switch
System board
The system doesn't resume from hibernation mode. Hibernation Mode
Hard disk connection board
Hard disk drive
System board
Power-Related Symptoms
Symptom / Error Action in Sequence
505-1.book Page 65 Thursday, November 4, 1999 4:36 PM