2 Troubleshooting Procedures
QOSMIO G50 Maintenance Manual (960-683)
[CONFIDENTIAL]
2-iii
Chapter 2
Contents
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
Troubleshooting Flowchart........................................................................................ 2-3
2.3
Power Supply Troubleshooting.................................................................................. 2-8
Procedure 1
Power Status Check ............................................................... 2-8
Procedure 2
Error Code Check ................................................................ 2-10
Procedure 3
Connection Check................................................................ 2-16
Procedure 4
Charging Check ................................................................... 2-16
Procedure 5
Replacement Check ............................................................. 2-17
2.4
System Board Troubleshooting................................................................................ 2-18
Procedure 1
Message Check .................................................................... 2-19
Procedure 2
Debugging Port Check......................................................... 2-21
Procedure 3
Diagnostic Test Program Execution Check ......................... 2-30
Procedure 4
Replacement Check ............................................................. 2-30
2.5
USB FDD Troubleshooting ..................................................................................... 2-31
Procedure 1
FDD Head Cleaning Check ................................................. 2-31
Procedure 2
Diagnostic Test Program Execution Check ......................... 2-32
Procedure 3
Connector Check and Replacement Check.......................... 2-33
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.......................... 2-41
2.8
Touch pad Troubleshooting ..................................................................................... 2-42
Procedure 1
Diagnostic Test Program Execution Check ......................... 2-42
Procedure 2
Connector Check and Replacement Check.......................... 2-43
Summary of Contents for Qosmio G50 Series
Page 10: ...x CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 44: ...1 Hardware Overview 1 9 AC Adapter 1 30 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 46: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 2 ...
Page 50: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 121: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 122: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 3 ...
Page 126: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 208: ...3 Tests and Diagnostics 3 31 SETUP 3 82 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 222: ...3 Tests and Diagnostics 3 31 SETUP 3 96 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 223: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 224: ...4 Replacement Procedures 4 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 4 ...
Page 230: ...4 Replacement Procedures 4 viii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 351: ... CONFIDENTIAL Appendices ...
Page 352: ...Appendices App ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 438: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 440: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 446: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...