2 Troubleshooting Procedures
2-42 [CONFIDENTIAL] dynabook PORTEGE A30-E/TECRA A30-G,-J/dynabook S Series Maintenance Manual (960-931)
2.17.3 Procedure 3 Authentication of fingerprint
1. Turn on the computer.
2. Touch your registered finger on the fingerprint sensor and lift it.
When your fingerprint is authenticated, you can sign-in Windows.
If you fail this authentication continually five times, you can not use the fingerprint
authentication. In that case, type the password to sign in to Windows. If you want to type the
password on the finger print authentication screen, press BACKSPACE.
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