Chapter 4 System Troubleshooting; Hardware Diagnostic Procedure; System Troubleshooting - Acer Aspire G7750 Series Service Manual

System Troubleshooting

This chapter provides instructions on how to troubleshoot system hardware problems.

Hardware Diagnostic Procedure

IMPORTANT:The diagnostic tests described in this chapter are only intended to test Acer products. Non-Acer
products, prototype cards, or modified options can give false errors and invalid system response.
1. Obtain the failing symptoms in as much detail as possible.
2. Verify the symptoms by attempting to recreate the failure by running the diagnostic tests or repeating the
same operation.
3. Refer to the table below to determine which corrective action to perform.
Problem
Power failure
POST failure
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Symptom
The power indicator does not light up
or stay lit.
POST does not complete. No beep
or error codes issued.
POST detects an error and displayed
messages on screen.
Section to Refer to
"Power System Check" on page 66
"POST Error and Beep Codes" on page 67.
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