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2 Troubleshooting Procedures
Procedure 2
Connector Check and Replacement Check
The keyboard, touch pad or sensor/switch board may be disconnected or damaged.
Disassemble the computer following the steps described in Chapter 4,
Replacement
Procedures
, and perform the following checks:
1.
If the keyboard malfunctions, start with Check 1.
2.
If the touch pad malfunctions, start with Check 3.
3.
If the SW membrane malfunctions, start with Check 6.
Check 1
Make sure the keyboard cable is securely connected to CN3230 on the system
board.
If the connection is loose, reconnect firmly and go to Procedure 1. If there is still
an error, go to Check 2.
Check 2
The keyboard or its cable may be damaged. Replace it with a new one following
the instructions in Chapter 4,
Replacement Procedures
. If the problem still exists,
perform Check 6.
Check 3
Make sure the touch pad SW cable is firmly connected to CN3240 on the system
board.
If the connection is loose, reconnect firmly and go to Procedure 1. If there is still
an error, go to Check 4.
2-46
[CONFIDENTIAL]
PORTEGE R300 Maintenance Manual (960-591)
Содержание PORTEGE R300
Страница 10: ...x CONFIDENTIAL PORTÉGÉ R300 Maintenance Manual 960 591 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 ii CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 38: ...1 Hardware Overview 1 24 CONFIDENTIAL PORTÉGÉ R300 Maintenance Manual 960 591 ...
Страница 39: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 40: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTÉGÉ R300 Maintenance Manual 960 591 ...
Страница 115: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 116: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 3 ...
Страница 120: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 227: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Страница 228: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R300 Maintenance Manual 960 591 ...
Страница 232: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R300 Maintenance Manual 960 591 ...
Страница 281: ... CONFIDENTIAL Appendices ...
Страница 282: ...Appendices App ii CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 290: ...Appendices App x CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 296: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 342: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 346: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 348: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 350: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...
Страница 352: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE R300 Maintenance Manual 960 591 ...