NG-MB1/NG-MB2 User Manual
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15 Troubleshooting
Category Issue Quick fix
Power
The device does not operate
after the power is supplied
Check the Power Cable for any damages.
PIN I lost my PIN
Contact the Administrator to change the PIN.
If you have lost the Admin PIN, contact the
supplier.
Fingerprint
The enrolled fingerprint
could not be authenticated
Place the finger in a proper position.
Make sure your finger is free from cuts and
stains. If the registered finger has such flaws,
enroll another finger.
Admin I lost my Admin credentials
Contact another Admin to reset your
credentials.
Contact the supplier for further proceedings.
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