Acer 4230 Laptop User Manual


 
Chapter 4 115
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 187.
Symptoms (Verified) Go To
Power On Issue Page 116
No Display Issue Page 117
LCD Failure Page 119
Internal Keyboard Failure Page 119
Touch Pad Failure Page 120
Internal Speaker Failure Page 120
Internal Microphone Failure Page 122
ODD Failure Page 124
Rightside USB Failure Page 127
Modem Failure Page 127
WLAN Failure Page 128
Acer EasyLaunch Button Failure Page 128
Acer MediaTouch Failure Page 129
Fingerprint Reader Failure Page 129
Thermal Unit Failure Page 130
HDTV Switch Failure Page 130
Other Functions Failure Page 131
Intermittent Failures Page 132
Undermined Failures Page 132
Chapter 4