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Chapter 4 63
This chapter provides instructions on how to troubleshoot system hardware problems. If the problem can’t be
resolved using the procedures described here, information for getting online technical assistance is also
provided.
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 as much detail as possible about the presented failure symptoms.
2. Verify the symptoms by attempting to re-create the failure through diagnostic tests or by repeating the
same condition that precedes the symptoms.
3. Refer the table below to determine which corrective action to perform.
Problem Symptom Section to Refer to
Power failure The power indicator does light up or
stay lit.
“Power System Check” on page 65
POST failure POST does not complete. No beep or
error codes issued.
“POST Error Message” on page 67
“Undetermined Problems”
POST detects an error and displayed
messages on screen.
“POST Error Message” on page 67
Specific component
failure
Dysfunctional component symptoms
(e.g. blurred LCD display).
“POST Error Message” on page 67
Intermittent failure Symptoms cannot be re-created Use the customer-reported symptoms
and go to the “POST Error Message”
section on page 67.
“Intermittent Problems” on page 78
System Troubleshooting
Chapter 4
Acer Aspire 5910 SG.book Page 63 Tuesday, May 29, 2007 11:40 AM