Troubleshooting; Common Problems - Acer eMachines eM250 Series Service Manual

Troubleshooting

Common Problems

Use the following procedure 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 can give false errors and invalid system responses.
1. Obtain the failing symptoms in as much detail as possible.
2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating
the same operation.
3. Use the following table with the verified symptom to determine which page to go to.
Symptoms (Verified)
Power On Issue
No Display Issue
LCD Failure
Internal Keyboard Failure
TouchPad Failure
Internal Speaker Failure
Internal Microphone Failure
Rightside USB Failure
Wireless Function Failure
3G Function Failure
Switch Failure
Thermal Units Failure
Power Button Failure
External Mouse Failure
Other Functions Failure
Intermittent Failures
Undermined Failures
4. If the Issue is still not resolved, see "Online Support Information" on page 181.
Chapter 4
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