1 DP4 Doorphone 4 transmit
2 com4 Doorphone 4 receive
3 DP3 Doorphone 3 transmit
4 com3 Doorphone 3 receive
5 DP2 Doorphone 2 transmit
6 com2 Doorphone 2 receive
7 DP1 Doorphone 1 transmit
8 com1 Doorphone 1 receive
10-pin Terminal Block
No. Signal Name Function