2 Troubleshooting
PORTEGE M400 Maintenance Manual (960-541)
[CONFIDENTIAL]
2-iii
Chapter 2
Contents
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
Troubleshooting Flowchart........................................................................................ 2-2
2.3
Power Supply Troubleshooting.................................................................................. 2-6
Procedure 1
Power Supply Icon Check...................................................... 2-7
Procedure 2
Error Code Check .................................................................. 2-9
Procedure 3
Connection Check................................................................ 2-14
Procedure 4
Quick Charge Check ............................................................ 2-14
Procedure 5
Replacement Check ............................................................. 2-15
2.4
System Board Troubleshooting................................................................................ 2-16
Procedure 1
Message Check .................................................................... 2-17
Procedure 2
Debug Port (D port) Check on Boot Mode.......................... 2-19
Procedure 3
Diagnostic Test Program Execution Check ......................... 2-31
Procedure 4
Replacement Check ............................................................. 2-31
2.5
USB 3.5” FDD Troubleshooting.............................................................................. 2-32
Procedure 1
FDD Head Cleaning Check ................................................. 2-32
Procedure 2
Diagnostic Test Program Execution Check ......................... 2-33
Procedure 3
Connector Check and Replacement Check.......................... 2-34
2.6
2.5” HDD Troubleshooting...................................................................................... 2-35
Procedure 1
Partition Check..................................................................... 2-35
Procedure 2
Message Check .................................................................... 2-36
Procedure 3
Format Check....................................................................... 2-37
Procedure 4
Diagnostic Test Program Execution Check ......................... 2-38
Procedure 5
Connector Check and Replacement Check.......................... 2-39
2.7
Keyboard Troubleshooting ...................................................................................... 2-40
Procedure 1
Diagnostic Test Program Execution Check ......................... 2-40
Procedure 2
Connector Check and Replacement Check.......................... 2-40
Summary of Contents for M400 - Portege - Core 2 Duo 1.83 GHz
Page 10: ...x CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 43: ... CONFIDENTIAL Chapter 2 Troubleshooting ...
Page 44: ...2 Troubleshooting 2 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 2 ...
Page 48: ...2 Troubleshooting 2 vi CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 113: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 114: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 217: ...3 31 SETUP 3 Tests and Diagnostics PORTEGE M400 Maintenance Manual 960 541 CONFIDENTIAL 3 99 ...
Page 232: ...3 Tests and Diagnostics 3 31 SETUP 3 114 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 233: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 234: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 4 ...
Page 333: ... CONFIDENTIAL Appendices ...
Page 334: ...Appendices App ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 354: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 398: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...