Troubleshooting Procedures
48 Satellite U300 and Satellite Pro U300 Maintenance Manual
Procedure 2
Replacement Check
If External microphone/Headphone does not work properly, perform check 1.
If Internal microphone /Speaker does not work properly, perform check 2.
If HP out does not work properly, perform check 3.
If Volume control does not work properly, perform check 4.
Check 1
External microphone/Headphone may be faulty. Replace it with a new one
following the steps in Chapter 4. If the problem still occurs, perform Check 5.
Check 2
Internal microphone /Speaker may be faulty. Replace it with a new one following
the steps in Chapter 4. If the problem still occurs, perform Check 5.
Check 3
HP out may be faulty. Replace it with a new one following the steps in Chapter 4.
If the problem still occurs, perform Check 5.
Check 4
Volume control may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 6.
Check 5
Flat cable between AD board/Speaker and system board may be faulty. Replace it
with new cable following the instructions in Chapter 4. If the problem still occurs,
perform Check 6.
Check 6
Audio board/System board may be faulty. Replace it with a new one following the
instructions in Chapter 4.
Содержание Satellite Pro U300
Страница 13: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 13 ...
Страница 14: ...Chapter 1 Hardware Overview ...
Страница 48: ...2 1 CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 49: ...2 2 CONFIDENTIAL Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 2 ...
Страница 118: ...Test Program for Field Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 17 ...
Страница 171: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 4 i Chapter 4 Replacement Procedures ...
Страница 172: ...Replacement Procedures 4 iiSatellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 228: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 App i Appendices ...
Страница 229: ...App ii Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 239: ...Handling the LCD Module A 6 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 241: ...Board Layout Figure B 2 System board layout Back B 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 285: ...Display codes D 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 307: ...Wiring Diagrams F 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 311: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Страница 313: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...