Chapter 4
117
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 118
No Display Issue
Page 119
LCD Failure
Page 121
Internal Keyboard Failure
Page 122
TouchPad Failure
Page 122
Internal Speaker Failure
Page 123
ODD Failure
Page 127
WLAN Failure
Page 130
Thermal Unit Failure
Page 130
Other Functions Failure
Page 131
Intermittent Failures
Page 132
Undermined Failures
Page 132
Chapter 4
Summary of Contents for Aspire 4738
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 109: ...Chapter 3 101 5 Connect the fan cable as shown ...
Page 123: ...Chapter 3 115 4 Press down as indicated to secure the keyboard in place ...
Page 146: ...138 Chapter 4 ...
Page 150: ...142 Chapter 5 Clear CMOS Jumper Item Description J1 J2 Clear CMOS Jumper ...
Page 152: ...144 Chapter 5 ...
Page 167: ...Chapter 6 159 ...
Page 216: ...208 Appendix B ...
Page 218: ...210 Appendix C ...