
2 Troubleshooting Procedures
2.8 Touch pad Troubleshooting
To check if the computer’s touch pad is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
Execute the Touch pad test (ONLY ONE TEST) in the Diagnostic Program. Refer to Chapter
3,
Tests and Diagnostics
, for more information on how to perform the test program.
If an error occurs, go to Procedure 2. If an error does not occur, touch pad is functioning
properly.
Procedure 2
Connector Check and Replacement Check
The connection of the cable and board may be defective. Otherwise, they may be faulty.
Disassemble the computer following the steps described in Chapter 4,
Replacement
Procedures
, and perform the following checks:
Check 1
Make sure the cables are firmly connected to the Touch pad board and system
board.
If the connection is loose, reconnect firmly and repeat Procedure 1. If the problem
still occurs, go to Check 2.
2-40 [CONFIDENTIAL]
PORTEGE M700/M750 Maintenance Manual (960-661)
Summary of Contents for Portege M700 Series
Page 10: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 11: ...1 Hardware Overview 1 ii CONFIDENTIAL PORTEGE M700 M750 Maintenance Manual 960 661 ...
Page 45: ...1 Hardware Overview 1 32 CONFIDENTIAL PORTEGE M700 M750 Maintenance Manual 960 661 ...
Page 47: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 48: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE M700 M750 Maintenance Manual 960 661 ...
Page 120: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 121: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE M700 M750 Maintenance Manual 960 661 3 ...
Page 126: ...3 Tests and Diagnostics PORTEGE M700 M750 Maintenance Manual 960 661 CONFIDENTIAL 3 vii ...
Page 217: ...Tests and Diagnostics PORTEGE M700 Maintenance Manual 960 661 CONFIDENTIAL 3 91 ...
Page 229: ...Tests and Diagnostics PORTEGE M700 Maintenance Manual 960 661 CONFIDENTIAL 3 103 ...
Page 230: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 231: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ M700 M750 Maintenance Manual 960 661 4 ...
Page 236: ...4 Replacement Procedures PORTÉGÉ M700 M750 Maintenance Manual 960 661 CONFIDENTIAL 4 vii ...
Page 347: ... CONFIDENTIAL Appendices ...
Page 348: ...Appendices App ii CONFIDENTIAL PORTEGE M700 M750 Maintenance Manual 960 661 ...
Page 427: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE M700 Maintenance Manual 960 661 ...