2 Troubleshooting Procedures
2.12 LAN Troubleshooting
2-52
Satellite A40 Maintenance Manual (960-458)
2.11 LAN Troubleshooting
This section describes how to determine if the computer's LAN is functioning properly.
Perform the steps below starting with Procedure 1 and continuing with the other procedures
as required.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
The Sound/LAN/Modem test program is stored in the Diagnostics Disk.
For the test, prepare a test Sound /LAN/Modem.
Then insert the Diagnostics Disk in the computer’s floppy disk drive, turn on the computer
and run the test. Refer to Chapter 3,
Tests and Diagnostics,
for more information about the
diagnostics test procedures.
If any errors occur while executing the Sound/LAN/Modem test, go to Procedure 2.
Procedure 2
Connector Check and Replacement Check
The RJ45 jack with LAN cable is on the System Board. If the LAN malfunctions, the System
Board might be damaged.
Disassemble the computer following the steps described in Chapter 4,
Replacement
Procedures
.
Summary of Contents for Satellite A40
Page 11: ...Satellite A40 Maintenance Manual 960 458 xi ...
Page 12: ...Chapter 1 Hardware Overview ...
Page 13: ...1 Hardware Overview 1 ii Satellite A40 Maintenance Manual 960 458 ...
Page 16: ...1 Hardware Overview Satellite A40 Maintenance Manual 960 458 1 v ...
Page 54: ...Chapter 2 Troubleshooting Procedures ...
Page 55: ...2 Troubleshooting Procedures 2 ii Satellite A40 Maintenance Manual 960 458 ...
Page 59: ...2 Troubleshooting Procedures 2 vi Satellite A40 Maintenance Manual 960 458 ...
Page 121: ...Chapter 3 Tests and Diagnostics ...
Page 122: ...3 Tests and Diagnostics 3 ii Satellite A40 Maintenance Manual 960 458 ...
Page 213: ...Chapter 4 Replacement Procedures ...
Page 214: ...4 Replacement Procedures 4 ii Satellite A40 Maintenance Manual 960 458 ...
Page 384: ...Appendices ...
Page 385: ...Appendices App ii Satellite A40 Maintenance Manual 960 458 ...
Page 388: ...Appendices Satellite A40 Maintenance Manual 960 458 App v Appendix I Reliability I 1 ...
Page 392: ...Appendices Satellite A40 Maintenance Manual 960 458 App ix ...
Page 398: ...Appendices Appendix A Handling the LCD Module A 6 Satellite A40 Maintenance Manual 960 458 ...
Page 438: ...Appendices Appendix E Key Layout E 4 Satellite A40 Maintenance Manual 960 458 ...
Page 440: ...Appendices Appendix F Wiring Diagrams F 2 Satellite A40 Maintenance Manual 960 458 ...
Page 442: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite A40 Maintenance Manual 960 458 ...
Page 444: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 Satellite A40 Maintenance Manual 960 458 ...
Page 446: ...Appendices Appendix I Reliability I 2 Satellite A40 Maintenance Manual 960 458 ...