2.12 LAN Troubleshooting
2 Troubleshooting Procedures
2.12 LAN Troubleshooting
To check if the computer’s LAN is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
Execute LAN test in the LAN/Modem/Bluettoth/IEEE1394 test program. Refer to Chapter 3,
Tests and Diagnostics
for more information on how to perform the test program.
If any error is detected by the test, go to Procedure 2.
Procedure 2
Connector Check and Replacement Check
LAN cable is connected to system board. If LAN malfunctions, the connection of the cable
and board may be defective. Otherwise, they may be faulty.
Check 1 Make sure LAN cable is firmly connected to the LAN jack on the system board. If
the problem still occurs, perform Check 2.
Check 2 LAN cable may be faulty. Replace it with a new one. If the problem still occurs,
perform Check 3.
Check 3 System board may be faulty. Replace it with a new one following the instruction
in Chapter 4,
Replacement Procedure
.
QOSMIO G30 Maintenance Manual (960-546)
[CONFIDENTIAL]
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Summary of Contents for Qosmio G30
Page 10: ...x CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 40: ...1 Hardware Overview 1 9 AC Adapter 1 26 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 41: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 42: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 2 ...
Page 46: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 125: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 126: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 3 ...
Page 228: ...3 Tests and Diagnostics 3 31 SETUP 3 98 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 241: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 242: ...4 Replacement Procedures 4 ii CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 4 ...
Page 353: ... CONFIDENTIAL Appendices ...
Page 354: ...Appendices App ii CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 378: ...Appendices Appendix B Board Layout B 10 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 414: ...Appendices Appendix C Pin Assignments C 36 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...
Page 426: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 511 ...
Page 432: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G30 Maintenance Manual 960 546 ...