![Toshiba Satellite Pro A120 Скачать руководство пользователя страница 112](http://html.mh-extra.com/html/toshiba/satellite-pro-a120/satellite-pro-a120_maintenance-manual_1136298112.webp)
2 Troubleshooting Procedures
2.12 Bluetooth Troubleshooting
Procedure 2
Connection Check
The Bluetooth 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:
Check 1
Make sure that the wireless communication switch is “On”.
If the switch is “Off”, turn it “On”. If the problem still occurs, perform Check 2.
Check 2
Make sure the Bluetooth module is firmly connected to the connector CN4400 on
the system board.
If the connector is disconnected, connect it firmly and go to Procedure 1. If the
Bluetooth module is still not functioning properly, perform Check 3.
Check 3
Make sure the Bluetooth antenna cable is firmly connected to the Bluetooth
module.
If the Bluetooth antenna cable is disconnected, connect it firmly and go to
Procedure 1. If the Bluetooth module is still not functioning properly, go to
Procedure 3.
Procedure 3
Replacement Check
The Bluetooth antenna, Bluetooth module, sound board and system board are connected to
the circuits. Any of these components may be damaged. Refer to Chapter 4,
Replacement
Procedures,
for instructions on how to disassemble the computer and then perform the
following checks:
Check 1
The Bluetooth module may be defective or damaged. Replace the Bluetooth
module with a new one following the steps in Chapter 4,
Replacement Procedures
.
If the Bluetooth is still not functioning properly, perform Check 2.
Check 2
The Bluetooth antenna may be defective or damaged. Replace the Bluetooth
antenna with a new one following the steps in Chapter 4,
Replacement
Procedures
. If the Bluetooth is still not functioning properly, perform Check 3.
Check 3
The system board may be defective or damaged. Replace the system board with a
new one following the steps in Chapter 4,
Replacement Procedures
.
2-64
[CONFIDENTIAL]
TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)
Содержание Satellite Pro A120
Страница 10: ...x CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 46: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 129: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 130: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 3 ...
Страница 134: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 241: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Страница 242: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 246: ...4 Replacement Procedures 4 vi CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 337: ... CONFIDENTIAL Appendices ...
Страница 338: ...Appendices App ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 346: ...Appendices App x CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 352: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 360: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 418: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 422: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 424: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 426: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Страница 428: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...