Chapter 4
82
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 70):
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:
T
Non-Acer devices
T
Printer, mouse, and other external devices
T
Battery pack
T
Hard disk drive
T
DIMM
T
CD-ROM/Diskette drive Module
T
PC Cards
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:
T
System board
T
LCD assembly
Содержание 1410 2039 - Aspire
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Страница 69: ...59 Chapter 3 8 Then detach the LCD module from the main unit ...
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Страница 99: ...89 Chapter 4 8 You will see the screen displaying PASS when the system has buit NAPP Master hard disc drive ...
Страница 103: ...93 Chapter 5 14 Bluetooth Switch SW4 29 FAN Connector CN20 15 Wireless Switch SW3 30 LAN Cable Connector CN17 ...
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Страница 119: ...109 Appendix A ...
Страница 125: ...115 Appendix B ...
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