How Is The Unit Door Video Intercom Wired?

To put it simply, one black is public, and the other is yours. Find the outside of the wall along the eight wires you mentioned. Experiment with the other seven wires one by one and find that there is a splitter. In addition, connect the black wires. Go to the subline# to see the line system you use. The above four-wire five-wire refers to the line of the receiving extension. Generally, the manufacturer should have a configuration manual and wiring method # is very simple. Find outside the wall along the eight lines you said. It is found that there is a black extension for public use, and the other The root is yours.

The other is to connect the black line to any line of the extension, and use the other 7 one-# Simple, one black is for public use, and the other one is connected to your home. Follow your instructions. Find the eight lines outside the wall, and experiment with the other seven one by one. You will find that there is a line splitter, and the black line is connected to any line of the extension.

The intercom doorbell is an audio-visual communication system for the residents and visitors in the residential area, and is the security line of defense for the residents of the residential area to invade illegally in the first place. Through the setting of the system, residents can use the intercom/visual intercom extension at home, through the host set at the entrance of the unit building, to talk to the visitor, and can access through the image recognition on the extension screen By. After the visitor confirms, the resident owner uses the door lock control key on the extension to open the electronic control door lock on the main unit at the entrance of the unit building to allow the visitor to enter. Otherwise, all personnel and strange visitors who are not in the building of this unit will not be allowed to enter.