2.17 Fingerprint sensor Troubleshooting 2 Troubleshooting Procedures
TECRA M5 Maintenance Manual ( 960-5 4 2) [CONFIDENTIAL ] 2-69
Check 3 The GF 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.