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
Содержание Aspire 4738
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Страница 102: ...94 Chapter 3 7 Replace the two 2 bezel screws Step Size Quantity Screw Type LCD Bezel Assembly M2 0 5 0 2 ...
Страница 104: ...96 Chapter 3 3 Place the Bluetooth module onto the mainboard 4 Connect the Bluetooth cable to the mainboard connector ...
Страница 109: ...Chapter 3 101 5 Connect the fan cable as shown ...
Страница 123: ...Chapter 3 115 4 Press down as indicated to secure the keyboard in place ...
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Страница 150: ...142 Chapter 5 Clear CMOS Jumper Item Description J1 J2 Clear CMOS Jumper ...
Страница 152: ...144 Chapter 5 ...
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Страница 216: ...208 Appendix B ...
Страница 218: ...210 Appendix C ...