Troubleshooting Procedures
2.15 Fingerprint Troubleshooting
To check if the computer’s Fingerprint is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: Connector Check and Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
Execute Fingerprint test in the test program. Refer to Chapter 3,
Tests and Diagnostics
for
more information on how to perform the test program.
If any error is detected, perform Procedure 2.
Procedure 2
Connector Check and Replacement Check
The Fingerprint function is embedded on system board. If Fingerprint malfunctions, its
connection is defective or Fingerprint cable and system board may be faulty.
Check 1
Make sure Fingerprint cable is firmly connected to the connector CN14
(Santa
Rosa) or CN8(NAPA)
. If the problem still occurs, perform Check 2.
Check 2
Fingerprint cable may be faulty. Replace it with a new one. If the problem still
occurs, perform Check4.
Check 3
Fingerprint may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 4.
Check 4
System board may be faulty. Replace it with a new one following the instruction in
Chapter 4.
Satellite U300 and Satellite Pro U300 Maintenance Manual
49
Summary of Contents for Satellite Pro U300
Page 13: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 13 ...
Page 14: ...Chapter 1 Hardware Overview ...
Page 48: ...2 1 CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 49: ...2 2 CONFIDENTIAL Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 2 ...
Page 118: ...Test Program for Field Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 17 ...
Page 172: ...Replacement Procedures 4 iiSatellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 228: ...Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 App i Appendices ...
Page 229: ...App ii Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 239: ...Handling the LCD Module A 6 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 285: ...Display codes D 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 307: ...Wiring Diagrams F 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 311: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...
Page 313: ...Reliability I 2 Satellite U300 and Satellite Pro U300 Maintenance Manual 960 Q08 ...