• One Finger

Placing a finger on the proper position.

  • The tip of a finger must be on about 1cm apart from the t op of the glass surface as figure 1- 1 [ A] . And t he finger and it s first part of knuckle should be positioned in t he center of an illuminated surface as figure 1- 1 [ B] .

 

 


Capturing a good quality image of fingerprint.

  • The entire fingerprint must be displayed in the center of a block.




  • There should be a good enough pressure when the finger is on a sensor.
  • Do not place the finger in vertical upright position.



  • Dry finger has a tendency of capturing the low quality im age; therefore please softly press the finger as figure [ B] . Do not give too much pressure.
  • Moisturizing or blowing warm breath over enrolling finger before input will also be helpful t o get in good quality as figure [ C] .





  • Two Finger

Placing the two fingers on a proper position

  • Do not stick t wo fingers one another.
  • Do not place the fingers at t he edges of a glass surface as figure 2 - 1.




Capturing a good quality image of fingerprint

  • Entire fingerprint must be positioned in the center of a sensor surface.




  • Dry finger has a tendency of capturing the low quality image; therefore please softly press the finger. Do not give too much pressure.
  • Moisturizing or blowing warm breath over enrolling finger before input will also be helpful t o get in good quality.
  • Do not place the finger in vertical upright position.




  • Trouble Shooting
    • When enrolling fingerprint s, please keep the guideline wit h extra care as it m ay affect recognition performance in later use.
    • Wipe excessive moisture or stain from fingers before input .
    • If false rejection persists on a certain fingerprint, either delete t he enrolled fingerprint and re- enroll it or try wit h another finger in case t he finger has a cut , scar, or worn- out ridges.