Table Of Contents; Troubleshooting - Acer ASPIRE 2450 Service Manual

Troubleshooting

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 failure. (The power indicator does not go
on or stay on.)
POST does not complete. No beep or error
codes are indicated.
POST detects an error and displayed messages
on screen.
Other symptoms (i.e. LCD display problems or
others).
Symptoms cannot be re-created (intermittent
problems).
Chapter 4
Go To
"Power System Check" on page 75.
"Power-On Self-Test (POST) Error Message" on
page 78
"Undetermined Problems" on page 90
"Error Message List" on page 79
"Power-On Self-Test (POST) Error Message" on
page 78
Use the customer-reported symptoms and go to
"Power-On Self-Test (POST) Error Message" on
page 78
"Intermittent Problems" on page 89
"Undetermined Problems" on page 90
Chapter 4
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