Acer 4930 Laptop User Manual


 
Chapter 4 151
Troubleshooting
Common Problems
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.
4. If the Issue is still not resolved, see “Online Support Information” on page 209.
Symptoms (Verified) Go To
Power On Issue Page 152
No Display Issue Page 153
LCD Failure Page 155
Internal Keyboard Failure Page 155
Touch Pad Failure Page 156
Internal Speaker Failure Page 156
Internal Microphone Failure Page 158
ODD Failure Page 160
Rightside USB Failure Page 163
Modem Failure Page 163
WLAN Failure Page 164
Acer EasyLaunch Button Failure Page 164
Acer MediaTouch Failure Page 165
Fingerprint Reader Failure Page 165
Thermal Unit Failure Page 166
HDTV Switch Failure Page 166
Other Functions Failure Page 167
Intermittent Failures Page 168
Undermined Failures Page 168
Chapter 4