User manual
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3. Part names and functions
①
⑤ ⑥
⑬
⑦
⑧
⑨
⑩ ⑪
⑫
②
④
③
No. Name Description
1 BRIGHT button  Adjust brightness 
2 COLOR button  Adjust color 
3 CONT button  Adjust contrast 
4 RESET button  Returned to default color/brightness/Contrast 
5  tesdnaH tesdnaH
6  neercs DCL neercS
1. Press this button to check the entrance status 
2. Press this button to adjust BRIGHT / COLOR / CONT 
8 Interphone call  Pick up the handset and call 
1. Door release operates if you press this button during the 
conversation 
2. Press this button to adjust BRIGHT / COLOR / CONT 
10  Power On / Off  ON/OFF Switch 
11 Volume control  Control incoming call volume 
12  Connection / program terminal  Connecting Cameras/Interphone / Program updating
13 Power indicator LED Light
Monitoring / UP button 
Door open / DOWN button 
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