2
Troubleshooting Procedures
2.11
LAN
Troubleshooting
2-44
Portege M200 Maintenance Manual (960-457)
2.11 LAN Troubleshooting
To check if the computer’s LAN is defective or malfunctioning, 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
To check the LAN function, execute the Sound/LAN/modem test program subtest 04 (LAN
test). See Chapter 3 for information on how to perform the test.
If any error is detected by the test, go to Procedure 2.
Procedure 2
Connector Check and Replacement Check
The LAN function is installed on the system board. The RJ45 jack is mounted on the system
board. If the LAN malfunctions, the system board might be faulty.
Disassemble the computer following the steps described in Chapter 4 and replace the system
board.
RJ45 jack
PJ4100
Summary of Contents for M200 - Portege - Pentium M 1.5 GHz
Page 9: ...Portege M200 Maintenance Manual 960 457 ix Appendix H Key FD H 1 ...
Page 10: ...x Portege M200Maintenance Manual 960 457 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Portege M200 Maintenance Manual 960 457 1 Hardware Overview ...
Page 33: ...Chapter 2 Troubleshooting Procedures ...
Page 34: ...2 Troubleshooting Procedures 2 ii Portege M200 Maintenance Manual 960 457 2 ...
Page 38: ...2 Troubleshooting Procedures 2 vi Portege M200 Maintenance Manual 960 457 ...
Page 97: ...Chapter 3 Tests and Diagnostics ...
Page 98: ...3 Tests and Diagnostics 3 ii Portege M200 Maintenance Manual 960 457 3 ...
Page 184: ...Chapter 4 Replacement Procedures ...
Page 185: ...4 Replacement Procedures 4 ii Portege M200 Maintenance Manual 960 457 4 ...
Page 189: ...4 Replacement Procedures 4 vi Portege M200 Maintenance Manual 960 457 ...
Page 258: ...Appendices ...
Page 259: ...Appendices App ii Portege M200 Maintenance Manual 960 457 ...
Page 265: ...Appendices App viii Portege M200 Maintenance Manual 960 457 ...
Page 271: ...Appendices Apx A Handling the LCD Module A 6 Portege M200 Maintenance Manual 960 457 ...
Page 279: ...Appendices Apx B Board Layout B 8 Portege M200 Maintenance Manual 960 457 ...
Page 309: ...Appendices Apx C Pin Assignment C 30 Portege M200 Maintenance Manual 960 457 ...
Page 319: ...Appendices Apx E Key Layout E 2 Portege M200 Maintenance Manual 960 457 ...
Page 321: ...Appendices Apx F BIOS KBC EC Update F 2 Portege M200 Maintenance Manual 960 457 ...
Page 323: ...Appendices Apx G Reliability G 2 Portege M200 Maintenance Manual 960 457 ...
Page 325: ...Appendices Apx H Key FD H 2 Portege M200 Maintenance Manual 960 457 ...