User guide
AC-2100 User Guide    12 
UNIONCOMMUNITY Co., Ltd. / 3F Hyundai Topix Bldg. 44-3 Bangi-dong Songpa-gu   
Seoul, Korea (138-050) 
Tel : 02-6488-3000 , Fax : 02-6488-3099, E-Mail :sales@unioncomm.co.kr 
http://www.unioncomm.co.kr 
¾  If your hand is too dry, breathe into it for a while to ensure smooth 
operation. 
¾  In case of children, fingerprint may be too small or weak to use. It is 
necessary to register the fingerprint every six months. 
¾  In case of seniors, registration may be difficult if fingerprint has 
excessive fine wrinkles. 
¾  It is recommended to register at least 2 fingerprints. 










