2.13 Sound Troubleshooting
2 Troubleshooting Procedures
Procedure 2
Connector Check
The sound function-wiring diagram is shown below:
Any of the connections may be disconnected. Disassemble the computer following the steps
described in Chapter 4,
Replacement Procedures
and perform the following checks:
1.
If the stereo speakers do not work correctly, perform Check 1.
2.
If the headphone does not work correctly, perform Check 2.
3.
If the microphones do not work correctly, perform Check 3.
Check 1 If the stereo speakers do not work properly, the speaker cable may be
disconnected. Make sure the speaker cable is firmly connected to PJ3202 on the
sound board. If the stereo speakers are still not functioning properly, go to Check
4.
Check 2 If the headphone does not work properly, the headphone cable may be
disconnected. Make sure the headphone cable is firmly connected to PJ6000 on
the sound board. If the sound function still does not work properly, go to Check 4.
Check 3 If the external microphones do not work properly, the external microphone cable
may be disconnected. Make sure the external microphone cable is firmly
connected to PJ6002 on the system board. If the microphones are still not
functioning properly, go to Check 4.
Check 4 Make sure the sound board flexible cable is firmly connected to PJ9510 on the
sound board and to PJ9500 on the system board.
If the sound board flexible cable is disconnected, connect it firmly and perform
Procedure 1. If the sound function is still not functioning properly, go to
procedure 3.
TECRA M2V Maintenance Manual (960-476)
2-51
Содержание Tecra M2V
Страница 1: ...Toshiba Personal Computer TECRA M2V Maintenance Manual TOSHIBA CORPORATION File Number 960 476 ...
Страница 10: ...x TECRA M2V Maintenance Manual 960 476 ...
Страница 11: ...Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii TECRA M2V Maintenance Manual 960 476 ...
Страница 50: ...1 Hardware Overview 1 13 Batteries 1 36 TECRA M2V Maintenance Manual 960 476 ...
Страница 51: ...Chapter 2 Troubleshooting Procedures ...
Страница 52: ...2 Troubleshooting Procedures 2 ii TECRA M2V Maintenance Manual 960 476 ...
Страница 56: ...2 Troubleshooting Procedures 2 vi TECRA M2V Maintenance Manual 960 476 ...
Страница 110: ...2 Troubleshooting Procedures 2 14 SD Card Slot Troubleshooting 2 54 TECRA M2V Maintenance Manual 960 476 ...
Страница 111: ...Chapter 3 Tests and Diagnostics ...
Страница 112: ...3 Tests and Diagnostics 3 ii TECRA M2V Maintenance Manual 960 476 ...
Страница 195: ...Chapter 4 Replacement Procedures ...
Страница 196: ...4 Replacement Procedures 4 ii TECRA M2V Maintenance Manual 960 476 ...
Страница 200: ...4 Replacement Procedures 4 vi TECRA M2V Maintenance Manual 960 476 ...
Страница 274: ...4 Replacement Procedures 4 23 LCD unit FL inverter 4 74 TECRA M2V Maintenance Manual 960 476 ...
Страница 296: ...4 Replacement Procedure 4 26 Fluorescent Lamp 4 96 TECRA M2V Maintenance Manual 960 476 ...
Страница 297: ...Appendices ...
Страница 298: ...Appendices App ii TECRA M2V Maintenance Manual 960 476 ...
Страница 304: ...Appendices App viii TECRA M2V Maintenance Manual 960 476 ...
Страница 310: ...Appendices Appendix A Handling the LCD Module A 6 TECRA M2 Maintenance Manual 960 468 ...
Страница 356: ...Appendices Appendix E Key Layout E 2 TECRA M2V Maintenance Manual 960 476 ...
Страница 360: ...Appendices Appendix G BIOS rewrite procedures G 2 TECRA M2V Maintenance Manual 960 476 ...
Страница 362: ...Appendices Appendix H EC KBC rewrite procedures H 2 TECRA M2V Maintenance Manual 960 476 ...
Страница 364: ...Appendices Appendix I Reliability I 2 TECRA M2V Maintenance Manual 960 476 ...