User guide
AC-2100 User Guide    6 
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 
1. Check before Device Use 
1.1. Cautions for Safety 
z  Warning 
Do not operate the device 
with wet hand, and do not 
let liquid such as water to 
flow into the device. 
-> It may cause device 
failure or electric shock. 
Do not place the device 
near fire.   
-> It may cause fire. 
Do not disassemble, repair 
or modify the device 
without permission. 
-> It may cause device 
failure, electric shock or 
fire. 
Do not let children play 
with the device. ->   
It may cause children 
safety accident or device 
failure. 
- If displayed instructions are not followed, it may cause death or serious injury of a user.     
z  Caution 
Do not expose the device to 
direct sunlight. 
-> It may cause 
malfunction, deformation  
and discoloration of the 
device. 
Do not install the device 
in a humid or dusty 
location. 
-> It may cause device 
malfunction. 
Do not spray water for 
cleaning the device. Do not 
wipe the device with 
benzene, thinner or alcohol. 
-> It may cause electric 
shock or fire. 
Do not place the device 
near magnets. 
-> It may cause device 
failure or malfunction. 
Do not contaminate the 
fingerprint input area. 
-> Fingerprint may not be 
properly recognized. 
Do not spray pesticide or 
flammable liquid on the 
device. 
-> It may cause 
deformation and 
discoloration. 
Do not apply impact on the 
device. Do not let a sharp 
object touch the device. 
-> It may damage the 
device leading to device 
failure. 
Do not install the device 
in a place with a large 
variation of temperature. 
-> It may cause device 
failure. 
- If displayed instructions are not followed, it may cause injury of a user or property damage. 
※ We are not reliable for the accidents and damages caused by not following the 
user guide. 










