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Chapter 4
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 105.):
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:
K
Non-Acer devices
K
Printer, mouse, and other external devices
K
Battery pack
K
Hard disk drive
K
DIMM
K
CD-ROM/Diskette drive Module
K
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:
K
System board
K
LCD assembly
Содержание Extensa 5630 Series
Страница 6: ...VI ...
Страница 9: ...IX Table of Contents Online Support Information 163 Index 165 ...
Страница 10: ...X Table of Contents ...
Страница 13: ...Chapter 1 3 System Block Diagram ...
Страница 46: ...36 Chapter 1 ...
Страница 62: ...52 Chapter 2 ...
Страница 90: ...80 Chapter 3 18 Disconnect the launch board cable from the SWITCHCN1 connector on the main board ...
Страница 108: ...98 Chapter 3 12 Detach any adhesive tapes and any cable that is glued to the LCD panel ...
Страница 112: ...102 Chapter 3 9 Remove the Web camera from the back cover ...
Страница 126: ...116 Chapter 4 F5h Boot to Mini DOS F6h Clear Huge Segment F7h Boot to Full DOS Code Beeps ...
Страница 133: ...Chapter 5 123 Top and Bottom View Jumper and Connector Locations Chapter 5 ...
Страница 134: ...124 Chapter 5 ...
Страница 138: ...128 Chapter 6 TravelMate 5730 Series Exploded Diagram ...
Страница 168: ...Appendix A 158 ...
Страница 172: ...162 Appendix B ...
Страница 174: ...164 Appendix C ...