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762 Troubleshooting Procedures
Satellite A350D/A355D, SATEGO A350D, EQUIUM A350D Series Maintenance Manual
76
The Finger printer board or system board may be the reason of a finger printer fault. Either of
these two components may be damaged. To determine if the computer’s Finger printer is
functioning properly, perform the following procedures. Figure 2-22 outlines the process.
Start with Procedure 1 and continue with the other procedures as instructed.
Procedure 1: Diagnostic test
Procedure 2: Connector and replacement check
Procedure 1 Diagnostic test
Run the functioning Program on Windows model, which will display test result.
If an error is located, go to Procedure 2. If an error is not located, the Finger printer system is
functioning properly.
Procedure 2 Connector and replacement check
The Finger printer board or system board may be disconnected or damaged. Disassemble the
computer following the steps described in Chapter 4, Replacement Procedures, and perform
the following checks.
Check 1 Make sure that the Finger printer board FFC is securely slotted into the system
board. If the problem persists, go to Check 2.
Check 2 The Finger printer board may be damaged. Replace Logic upper with a new one
following the instructions in Chapter 4. If problem still exist, perform Check 3.
Check 3 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.