Acer Aspire 7000 Series, Service Manual

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Chapter 4 76
Please use the following procedures as a guide for computer problems.
NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or
modified options may occur errors or invalid responses.
1.
Obtain the detailed fail symptoms as many as possible.
2.
Verify the symptoms by attempting to recreate, running the diagnostic tests or repeating the
same operation.
3.
Disassemble and assemble the unit without any power sources.
4.
If any problem occurs, you can perform visual inspection before you fellow this chapter’s
instructions. You can check the following:
T
Power cords are properly connected and secured;
T
There are no obvious shorts or opens;
T
There are no obviously burned or heated components;
T
All components appear normal.
Troubleshooting
Chapter 4