eMachines D620 Service Manual page 90

Power Management-Related Symptoms
Symptom / Error
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
Symptom / Error
System configuration does not match the
installed devices.
External display does not work correctly.
USB does not work correctly
Print problems.
Keyboard/Touchpad-Related Symptoms
Symptom / Error
Keyboard (one or more keys) does not
work.
Touchpad does not work.
100
Check or do the following in sequence
LCD cover switch
•
Mainboard
•
Remove battery pack and let it cool for 2 hours.
•
Refresh battery (continue use battery until power off, then
•
charge battery).
Battery pack
•
Mainboard
•
Reconnect hard disk/CD-ROM drives.
•
Hard disk connection board
•
Mainboard
•
Check or do the following in sequence
Run "Load Setup Defaults" in BIOS Setup Utility, then reboot
•
system.
Reconnect hard disk/CD-ROM/diskette drives.
•
Press Fn+F5 to switch to LCD or CRT
•
Mainboard
•
Mainboard
•
Run printer self-test.
•
Printer driver
•
Printer cable
•
Printer
•
Mainboard
•
Check or do the following in sequence
Reconnect the keyboard cable.
•
Keyboard
•
Mainboard
•
Reconnect touchpad cable.
•
Touchpad board
•
Mainboard
•
Chapter 4