Chapter2Troubleshooting 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.
2-48 Satellite U400/Satellite Pro U400/PORTEGE M800
Maintenance Manual
Содержание Satellite Pro U400 Series
Страница 12: ...Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual 1 1 Chapter 1 Hardware Overview ...
Страница 15: ...Chapter 1 Hardware Overview 1 2 Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual ...
Страница 42: ...Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual 2 1 Chapter 2 Troubleshooting Procedures ...
Страница 110: ...Test Program for Field Satellite U400 and Satellite Pro U400 Tests and Diagnostics Manual 17 ...
Страница 165: ...Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual 4 i Chapter 4 Replacement Procedures ...
Страница 168: ...Replacement Procedures Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual 4 iv ...
Страница 276: ...Pin Assignment 36 Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual ...
Страница 302: ...Wiring Diagrams F 2 Satellite U400 Satellite Pro U400 PORTEGE M800 Maintenance Manual ...