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Undetermined Problems - Acer AS4810TG-354G50Mn LX.PE10X.047 Service Manual

Aspire 4810t; aspire 4810tz; aspire 4410t; aspire 4810tg series
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Undetermined Problems

The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect,
whether a short circuit is suspected, or whether the system is inoperative.
Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU).
NOTE: Verify that all attached devices are supported by the computer.
NOTE: Verify that the power supply being used at the time of the failure is operating correctly. (See "Power
System Check" on page 81.):
1.
Power-off the computer.
2.
Visually check them for damage. If any problems are found, replace the FRU.
3.
Remove or disconnect all of the following devices:
4.
Power-on the computer.
5.
Determine if the problem has changed.
6.
If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU.
7.
If the problem remains, replace the following FRU one at a time. Do not replace a non-defective FRU:
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Non-Acer devices
q
Printer, mouse, and other external devices
q
Battery pack
q
Hard disk drive
q
DIMM
q
CD-ROM/Diskette drive Module
q
PC Cards
q
System board
q
LCD assembly
q
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