2 Troubleshooting Procedures
2.16 Fingerprint sensor Troubleshooting
Procedure 4
Connector Check and Replacement Check
The Fingerprint sensor cable is connected to the connector CN9540 on the Fingerprint sensor
board and connector CN9700 on the system board.
Check 1
Check the Fingerprint sensor cable is firmly connected to the connector CN9540
on the Fingerprint sensor board and connector CN9700 on the system board. If
not, connect it firmly. If the Fingerprint sensor is still not functioning properly,
perform Check 2.
Check 2
The Fingerprint sensor cable may be faulty. Replace it with a new one. If the
problem persists, perform Check 3.
Check 3
The Fingerprint sensor board may be faulty. Replace it with a new one. If the
problem persists, perform Check 4.
Check 4
The system board may be faulty. Replace it with a new one.
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[CONFIDENTIAL]
TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)
Summary of Contents for Satellite Pro A120
Page 10: ...x CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 129: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 241: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 337: ... CONFIDENTIAL Appendices ...
Page 338: ...Appendices App ii CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...
Page 346: ...Appendices App x CONFIDENTIAL TECRA A8 Satellite Pro A120 Maintenance Manual 960 573 ...