
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 speaker does not work correctly, perform Check 1.
2.
If the headphone does not work correctly, perform Check 2.
3.
If the external microphone does not work correctly, perform Check 3.
4.
If the Built in microphone does not work correctly, perform Check 4.
Check 1 If the speaker does not work properly, the speaker cable may be disconnected.
Make sure the speaker cable is firmly connected to CN6350 on the
USB/JACK/3G/SIM board. If the speaker is still not functioning properly, go to
Check 5.
Check 2 If the headphone does not work properly, the headphone cable may be
disconnected. Make sure the headphone cable is firmly connected to J6310 on the
USB/JACK/3G/SIM board. If the sound function still does not work properly, go
to Check 5.
Check 3 If the external microphone does not work properly, external microphone cable
may be disconnected. Make sure the external microphone cable is firmly
connected to J6051 on the USB/JACK/3G/SIM board.
If the external microphone is still not functioning properly, go to Check 5.
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[CONFIDENTIAL]
PORTEGE R400 Maintenance Manual (960-623)
Содержание Portege R400 Series
Страница 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 35: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 36: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 106: ...2 Troubleshooting Procedures 2 68 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 3 ...
Страница 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 214: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Страница 215: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 4 ...
Страница 219: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Страница 289: ...4 Replacement Procedures 4 26 Digitizer NO 4 70 CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Страница 294: ... CONFIDENTIAL Appendices ...
Страница 295: ...Appendices App ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 303: ...Appendices App x CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 309: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 363: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 365: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 367: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...