Sony VGN-UX300 Series User Manual page 109

To scan a fingerprint
1 Place the top joint of your finger on the fingerprint sensor (1).
2 Swipe your finger perpendicularly across the fingerprint sensor.
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Place your fingertip flat in the center of the fingerprint sensor.
Scan your fingerprint from the top joint of the finger to the fingertip.
Keep your finger in contact with the fingerprint sensor while swiping.
Fingerprint enrollment may fail if you move your finger too fast or too slow. Let the fingerprint sensor take about one second to scan your fingerprint.
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Customizing Your VAIO Computer
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