Chapter 4
71
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).
“Power System Check” on page 73
POST does not complete. No beep or error
codes are indicated.
“Power-On Self-Test (POST) Error Message” on
page 76
“Undetermined Problems” on page 88
POST detects an error and displayed messages
on screen.
“Error Message List” on page 77
Other symptoms (i.e. LCD display problems or
others).
“Power-On Self-Test (POST) Error Message” on
page 76
Symptoms cannot be re-created (intermittent
problems).
Use the customer-reported symptoms and go to
“Power-On Self-Test (POST) Error Message” on
page 76
“Intermittent Problems” on page 87
“Undetermined Problems” on page 88
Troubleshooting
Chapter 4
Summary of Contents for Aspire 7520 Series
Page 6: ...VI...
Page 10: ...4 Chapter 1 System Block Diagram...
Page 29: ...Chapter 1 23...
Page 44: ...38 Chapter 1...
Page 58: ...52 Chapter 2...
Page 68: ...62 Chapter 3 9 Detach the LCD module from the main unit...
