Chapter 4 77
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) Go To
Power failure. (The power indicator does
not go on or stay on.)
See “Power System Check” on page 79..
POST does not complete. No beep or error
codes are indicated.
See “Post Code Table” on page 82.
“Undetermined Problems” on page 90
POST detects an error and displayed
messages on screen.
See “Post Code Table” on page 82.
Other symptoms (i.e. LCD display problems
or others).
See “Post Code Table” on page 82.
Symptoms cannot be re-created
(intermittent problems).
Use the customer-reported symptoms and
go to “Post Code Table” on page 82.
See “Intermittent Problems” on page 89.
See “Undetermined Problems” on page 90.
Troubleshooting
Chapter 4
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