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2.7 Keyboard and PAD I/F Troubleshooting
2 Troubleshooting Procedures
TECRA 9100 Maintenance Manual (960-347)
2-37
Procedure 2
Connector and Replacement Check
The keyboard, PAD I/F and PAD Switch 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 PAD I/F malfunctions, start with Check 3.
3. If the PAD Switch malfunctions, start with Check 5.
Check 1
Make sure the keyboard cable is securely connected to the I/O board.
PJ53
I/O Board
Keyboard
Keyboard cable
If the connection is loose, reconnect firmly and repeat Procedure 2. 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 7.
Check 3
Make sure the PAD interface cable is firmly connected to the system board.
PAD I/F
PJ308
I/O Board
PAD I/F cable
If the connection is loose, reconnect firmly and repeat Procedure 2. If there is still
an error, go to Check 4.
Check 4
The PAD interface 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 7.
Содержание Tecra 9100 Series
Страница 6: ...vi TECRA 9100 Maintenance Manual 960 347 ...
Страница 11: ...Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii TECRA 9100 Maintenance Manual 960 347 ...
Страница 41: ...Chapter 2 Troubleshooting Procedures ...
Страница 42: ...2 Troubleshooting Procedures 2 ii TECRA 9100 Maintenance Manual 960 347 ...
Страница 46: ...2 Troubleshooting Procedures 2 vi TECRA 9100 Maintenance Manual 960 347 ...
Страница 105: ...Chapter 3 Tests and Diagnostics ...
Страница 106: ...3 Tests and Diagnostics 3 ii TECRA 9100 Maintenance Manual 960 347 ...
Страница 110: ...3 Tests and Diagnostics 3 vi TECRA 9100 Maintenance Manual 960 347 ...
Страница 202: ...3 Tests and Diagnostics 3 29 Sound Test Program 3 92 TECRA 9100 Maintenance Manual 960 347 ...
Страница 203: ...Chapter 4 Replacement Procedures ...
Страница 204: ...4 Replacement Procedures 4 ii TECRA 9100 Maintenance Manual 960 347 ...
Страница 212: ...4 Replacement Procedures 4 x TECRA 9100 Maintenance Manual 960 347 ...
Страница 329: ...Appendices ...
Страница 330: ...Appendices App ii ...
Страница 338: ...Appendices App x ...
Страница 344: ...Appendix A Handling the LCD Module A 6 TECRA 9100 Maintenance Manual 960 347 ...
Страница 417: ...Appendix E Key Layout TECRA 9100 Maintenance Manual 960 347 E 5 E 9 Canadian CS Keyboard Figure E 9 CS keyboard ...
Страница 418: ...Appendix E Key Layout E 6 TECRA 9100 Maintenance Manual 960 347 ...
Страница 422: ...Appendix G BIOS Rewrite Procedures G 2 TECRA 9100 Maintenance Manual 960 347 ...
Страница 424: ...Appendix H EC KBC Rewrite Procedures H 2 TECRA 9100 Maintenance Manual 960 347 ...
Страница 426: ...Appendix I Reliability I 2 TECRA 9100 Maintenance Manual 960 347 ...
Страница 428: ...Appendix J Connection for Check J 2 TECRA 9100 Maintenance Manual 960 347 ...