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Chapter 4
57
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.
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 46.)
Follow procedures below to isolate the failing FRU. Do not isolate non-defective FRU.
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:
Non-Acer devices
Printer, mouse, and other external devices
Hard disk drive
DIMM
CD/DVD-ROM drive
Adapter cards
4.
Power on the computer.
5.
Determine if the problem has been resolved.
6.
If the problem does not recur, reconnect the removed devices one at a time until you find the failed FRU.
7.
If the problem persists, replace the FRU one at a time. Do not replace a non-defective FRU.
Содержание Aspire RL100
Страница 1: ...Acer Aspire RL100 Service Guide PRINTED IN TAIWAN ...
Страница 34: ...26 Chapter 2 ...
Страница 52: ...44 Chapter 3 3 Detach the hard disk drive from its connector and lift it off the mainboard ...
Страница 66: ...58 Chapter 4 ...
Страница 67: ...Chapter 5 59 System Block Diagram System Block Diagram and Board Layout Chapter 5 ...
Страница 70: ...62 Chapter 5 ...
Страница 72: ...64 Chapter 6 Exploded Diagram ...
Страница 76: ...68 Chapter 6 ...