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Chapter 4 43
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
responses.
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. Refer to the “H340 Diagnostics” on page 44 for more information.
3. Refer to the table below to determine which corrective action to perform.
Problem Symptom Section to Refer to
Power failure The power indicator does not light up
or stay lit.
“Power System Check” on page 46
System failure POST does not complete. No beep
or error codes issued.
“Error Codes” on page 47.
POST detects an error and displayed
messages on screen.
System Troubleshooting
Chapter 4