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Chapter 4
111
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 163.
Symptoms (Verified)
Go To
Power On Issue
Page 112
No Display Issue
Page 113
LCD Failure
Page 115
Internal Keyboard Failure
Page 116
TouchPad Failure
Page 117
Internal Speaker Failure
Page 118
Internal Microphone Failure
Page 119
Other Function Failure
Page 120
Chapter 4
Summary of Contents for Aspire one 521 Series
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 49: ...Chapter 2 39 5 Flash is complete when the message Flash programming complete displays ...
Page 67: ...Chapter 3 57 5 Pull the WLAN module out and away ...
Page 69: ...Chapter 3 59 5 Pull the 3Gmodule out and away ...
Page 73: ...Chapter 3 63 4 Detach the keyboard FPC a Unlock the FPC b Pull the keyboard away a b ...
Page 86: ...76 Chapter 3 4 Lift the speakers clear of the lower cover ...
Page 101: ...Chapter 3 91 3 Secure the speaker cable using a strip of adhesive tape ...
Page 105: ...Chapter 3 95 4 Place the LVDS cable in the hinge channel as shown ...
Page 120: ...110 Chapter 3 ...
Page 136: ...126 Chapter 4 ...
Page 137: ...Chapter 5 127 Jumper and Connector Locations Mainboard Top View Chapter 5 ...
Page 138: ...128 Chapter 5 Mainboard Bottom View CN12 HDMI ...
Page 140: ...130 Chapter 5 ...
Page 142: ...132 Chapter 6 Main Assembly Item Description Part Number 1 2 3 4 5 6 ...
Page 149: ...Appendix A 139 Model Definition and Configuration Appendix A ...
Page 172: ...162 Appendix B ...
Page 174: ...164 ...
Page 177: ...167 Index ...