2 Troubleshooting Procedures
2.8 Display Troubleshooting
2-38 [CONFIDENTIAL]
Satellite A50S/TECRA A3X Maintenance Manual (960-534)
2.8 Display
Troubleshooting
To check if the computer’s display is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: External Monitor Check
Procedure 2: Diagnostic Test Program Execution Check
Procedure 3: Connector and Cable Check
Procedure 4: Replacement Check
Procedure 1
External Monitor Check
Connect an external monitor to the computer’s external monitor port, then boot the
computer. The computer automatically detects the external monitor.
If the external monitor works correctly, the internal LCD may be faulty. Go to Procedure 3.
If the external monitor appears to have the same problem as the internal monitor, system
board may be faulty. Go to Procedure 2.
Procedure 2
Diagnostic Test Program Execution Check
The Display Test program is stored in Diagnostics disk. This program checks the display
controller on system board. Insert the Diagnostics disk in the USB FDD, turn on the
computer and run the test. Refer to Chapter 3,
Tests and Diagnostics
for details. If an error
is detected, go to Procedure 3.
Содержание Tecra A3X
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Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
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Страница 50: ...1 Hardware Overview 1 13 AC Adapter 1 34 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 51: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
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Страница 105: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
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Страница 217: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
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Страница 336: ...Replacement Procedures 4 23 Fluorescent Lamp 4 114 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 337: ... CONFIDENTIAL Appendices ...
Страница 338: ...Appendices App ii CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 350: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 392: ...Appendices Appendix C Pin Assignment C 34 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 402: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 404: ...Appendices Appendix F Wiring Diagrams F 2 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 406: ...Appendices Appendix G BIOS KBC EC Update G 2 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Страница 408: ...Appendices Appendix H Reliability H 2 CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...