User manual
5
2. Operation Methods 
How to operate
● Receiving a calling from visitor 
1. When the call button is pressed by a visitor at the door camera, the melody shall be 
rung and visitors’ image is shown on the screen. 
2. Press “talk” button( ) to talk with a visitor. 
(Maximum 60 seconds is available to talk on the phone.) 
3. Press “talk” button( ) again to close and return standby mode after finish the
talk.
4. Press “door release” button ( ) to open the door while on the conversation. 
● Communication with a interphone 
1. Press "talk" button ( ) and "interphone" button( ) in sequence to make a
conversation with the interphone connected with monitor.
(It is available to talk on the phone for Maximum 60 seconds)
2. When receiving a call from an interphone, electrical sound shall be rung. 
Press “talk” button ( ) to start to talk.
3. When you receive a call from camera while talking with interphone, Visitor’s image
should be showed on the monitor.
It shall be possible to talk between each unit, monitor, interphone and camera.
Note : When you finish talking with visitor or interphone, press “talk” button again to
close the talk mode. 
● Monitoring. 
(This is sample case of being installed 2 door cameras & 2 CCTV cameras. If it is not
set like this, camera monitoring function shall not be deactivated.) 
1. Press monitoring button ( ), appears camera image for 30 seconds. 
2. Monitoring sequence (Screen will be changed by clicking the button in following
sequence below) 
1) Camera 1 + CCTV1 (PIP mode) 
a. Case 1: In case of no CCTV1 signal, screen will be switched to Camera 2 in
full screen mode. 
2) Camera1 (Full screen) 
3) CCTV1 (Full screen) 
a. In case of no CCTV1 signal, screen will be switched to Camera 4(camera
2+CCTV)










