Touch the screen with one of your fingertips or the edge of a fingernail, as
shown in the following figure. A broad point of contact may lead to inaccurate
pointing.
When the touch screen is less sensitive to the touch, you can perform a
screen calibration through the following menu operations. Press [Menu] > [Auto Test] > [Calibration] on the screen and a cross icon will be displayed.
After you touch the center of the cross at five locations on the screen correctly,
the system will automatically returns to the main menu. Press [Exit] to return
to the initial interface. For details, see the description in 9. Auto Test.
Smear or dust on the touch screen may affect the performance of the touch
screen. Therefore, try to keep the screen clean and dustfree.
During the enrollment, position your head such way that your face appears in
the center of the device display window. The device will prompt you how to
move your head.
Follow the voice prompts by first gently turning your head left, then right.
Then your head gently down, then up, and so on. The slight variations of the
head angles will help the device to better recognize your face when you
attempt to verify.
1.3 Finger Placement
Recommended fingers: The index finger, middle finger or the ring finger is recommended; the thumb and little finger are not recommended (because they are usually clumsy when pressing on the fingerprint collection screen).
1. Proper finger placement:
The finger must be flat to the surface and centered on the fingerprint sensor.
1.1 Standing Position, Posture and Face Expressions
1.Recommended standingdistance from device:
For users 56 feet tall (1.5m1.85m) we recommend users stand about 2 feet (0.5m) from the wall.
When viewing your image on the device display window, step away if your image appears too bright.Step closer if your image appears too dark.
2. Recommended face Expressions vs.poor Expressions: 3. Recommended Posture (pose) vs. poor Posture (pose): Note: During enrollment and verification, try to have a relaxed unstrained face expression and stand upright.
No part of this website or any of its contents may be reproduced, copied, modified or adapted, without the prior written consent of the author, unless otherwise indicated for stand-alone materials. You may share this website by any of the following means: 1. Using any of the share icons at the bottom of each page (Google Mail, Blogger, Twitter, Facebook, Google+); 2. Providing a back-link or the URL of the content you wish to disseminate; and 3. You may quote extracts from the website with attribution to www.ictsmart.com
Note: During enrollment and verification, try to have a relaxed unstrained face expression and stand upright.