Maintenance Manual (960-946) 2-23
Troubleshooting Procedures
Check 1
Memory media (microSD Card) may be disconnected. Make
sure the Memory media is firmly inserted to IS2142. If not, insert
it firmly. If the it is still not functioning properly, perform Check 2.
Check 2
Memory media (microSD Card) may be faulty. Replace it with a
new one following the step in Chapter 4 Replacement
Procedures. If the problem continues, perform Check 3.
Check 3
USB board (FMERLT*) or FPC/FFC may be faulty. Replace it
with a new one following the step in Chapter 4 Replacement
Procedures. If the problem continues, perform Check 4.
Check 4
System board may be faulty. Replace it with a new one following
the step in Chapter 4 Replacement Procedures.
2.14 Fingerprint sensor Troubleshooting
To check if the Fingerprint sensor works correctly or not, follow the
troubleshooting procedures below as instructed.
When failed in Procedure 1 to Procedure 3, execute Procedure 4.
Procedure 1: Setting Windows sign-in password
Procedure 2: Registration of PIN and fingerprint
Procedure 3: Authentication of fingerprint
Procedure 4: Connector Check and Replacement Check
Scan your finger shown below:
Straight your finger and touch the center of the fingerprint sensor lightly and
lift your finger.
Figure 2-5 Scan the finger
To delete the account for confirming the fingerprint operation, it is
necessary to log on by the account with the management authority. If the
sign-in password has been set, ask the password to the user beforehand.
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