2.11 LAN Troubleshooting
2 Troubleshooting Procedures
2.12 Wireless LAN Troubleshooting
This section describes how to determine if the computer’s wireless LAN is functioning properly.
Perform the steps below starting with Procedure 1 and continuing with other procedures as
required.
Procedure 1: Transmitting-Receiving Check
Procedure 2: Antennas' Connection Check
Procedure 3: Antennas' Capability Check
Procedure 4: Replacement Check
Procedure 1
Transmitting-Receiving Check
Make sure the wireless communication switch on the computer is turned on. If it is not, turn the
switch on.
Check 1 Execute the test program for the wireless LAN function to check the transmitting-
receiving function of the wireless LAN. You will need a second computer that can
communicate by the wireless LAN.
If the computer passes the test, the function is correctly working.
If the computer does not pass the test, perform Procedure 2.
Satellite A20 Maintenance Manual (960-444)
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Summary of Contents for Satellite A20 Series
Page 6: ...vi Satellite A20 Maintenance Manual 960 444 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Satellite A20 Maintenance Manual 960 444 ...
Page 36: ......
Page 45: ...Chapter 2 Troubleshooting Procedures ...
Page 46: ...2 Troubleshooting Procedures 2 ii Satellite A20 Maintenance Manual 960 444 ...
Page 50: ...2 Troubleshooting Procedures 2 vi Satellite A20 Maintenance Manual 960 444 ...
Page 109: ...Chapter 3 Tests and Diagnostics ...
Page 110: ...3 Tests and Diagnostics 3 ii Satellite A20 Maintenance Manual 960 444 ...
Page 195: ...3 Tests and Diagnostics 3 26 SETUP 3 84 Satellite A20 Maintenance Manual 960 444 ...
Page 196: ...Chapter 4 Replacement Procedures ...
Page 197: ...4 Replacement Procedures 4 ii Satellite A20 Maintenance Manual 960 444 ...
Page 205: ...4 Replacement Procedures 4 x Satellite A20 Maintenance Manual 960 444 ...
Page 426: ...Appendices ...
Page 427: ...Appendices App ii Satellite A20 Maintenance Manual 960 444 ...
Page 439: ...Appendices Appendix A Handling the LCD module A 6 Satellite A20 Maintenance Manual 960 444 ...
Page 473: ...Appendices Apx C Pin Assignments C 26 Satellite A20 Maintenance Manual 960 444 ...
Page 487: ...Appendices Appendix E Key Layout E 6 Satellite A20 Maintenance Manual 960 444 ...
Page 489: ...Appendices Appendix F Wiring Diagrams F 2 Satellite A20 Maintenance Manual 960 444 ...
Page 491: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite A20 Maintenance Manual 960 444 ...
Page 493: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 Satellite A20 Maintenance Manual 960 444 ...
Page 495: ...Appendices Appendix I Reliability I 2 Satellite A20 Maintenance Manual 960 444 ...