2 Troubleshooting Procedures
2.9 Display Troubleshooting
QOSMIO F10 Maintenance Manual (960-498)
2-49
Procedure 4
Replacement Check
The FL lamp, FL inverter, LCD module, system board and LCD/FL cable are connected to
display 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:
If the FL lamp does not light, perform Check 1.
If characters or graphics on the internal display are not displayed clearly, perform
Check 4.
If some screen functions do not work properly, perform Check 4.
If the FL lamp remains lit when the display is closed, perform Check 5.
Check 1
Replace the FL lamp with a new one following the instructions in Chapter 4,
Replacement Procedures
and test the display again. If the problem still exists,
perform Check 2.
Check 2
The LCD/FL cable may be defective or damaged. Replace the FL/LCD cable with
a new one following the instructions in Chapter 4,
Replacement Procedure
and test
the display aga in. If the problem still exists, perform Check 3.
Check 3
The FL inverter may be defective or damaged. Replace the FL inverter board with
a new one following the instructions in Chapter 4,
Replacement Procedure
and test
the display again. If the problem still exists, perform Check 4.
Check 4
The LCD module may be defective or damaged. Replace the LCD module with a
new one following the instructions in Chapter 4,
Replacement Procedure
and test
the display again. If the problem still exists, perform Check 5.
Check 5
The system board may be defective or damaged. Replace it with a new one
following the instructions in Chapter 4,
Replacement Procedure
.
Содержание Qosmio F10 Series
Страница 1: ...1 Toshiba Personal Computer QOSMIO F10 Maintenance Manual TOSHIBA CORPORATION File Number 960 498 ...
Страница 10: ...x QOSMIO F10 Maintenance Manual 960 498 ...
Страница 11: ...Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii QOSMIO F10 Maintenance Manual 960 498 1 Hardware Overview ...
Страница 42: ...1 9 AC Adapter 1 Hardware Overview 1 28 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 43: ...Chapter 2 Troubleshooting Procedures ...
Страница 44: ...2 Troubleshooting Procedures 2 ii QOSMIO F10 Maintenance Manual 960 498 2 ...
Страница 48: ...2 Troubleshooting Procedures 2 vi QOSMIO F10 Maintenance Manual 960 498 ...
Страница 108: ...2 15 TV Tuner Troubleshooting 2 Troubleshooting Procedures 2 60 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 109: ...Chapter 3 Tests and Diagnostics ...
Страница 110: ...3 ii QOSMIO F10 Maintenance Manual 960 498 ...
Страница 113: ...QOSMIO F10 Maintenance Manual 960 498 3 v 3 31 2 Accessing the SETUP Program 3 92 ...
Страница 115: ...QOSMIO F10 Maintenance Manual 960 498 3 vii ...
Страница 226: ...3 31 SETUP 3 Tests and Diagnostics 3 106 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 227: ...Chapter 4 Replacement Procedures ...
Страница 228: ...4 Replacement Procedures 4 ii QOSMIO F10 Maintenance Manual 960 498 4 ...
Страница 307: ...Appendices ...
Страница 308: ...Appendices App ii QOSMIO F10 Maintenance Manual 960 498 ...
Страница 320: ...Appendix A Handling the LCD Module A 6 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 360: ...C 47 CN9560 Sound board I F connector 21 pin Appendix C Pin Assignment C 32 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 370: ...E 1 Keyboard Layout Appendix E Key Layout E 2 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 372: ...F 1 LAN Loopback Connector Appendix F Wiring Diagrams F 2 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 374: ...Appendix G BIOS Rewrite Procedures G 2 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 376: ...Appendix H EC KBC Rewrite Procedures H 2 QOSMIO F10 Maintenance Manual 960 498 ...
Страница 378: ...Appendix I Reliability I 2 QOSMIO F10 Maintenance Manual 960 498 ...