User's Manual

7
Intercom Connection
The door station provides a 110 punch-down connector for the CAT-5 cable from the ComPoint
hub. Use a punch-down tool to connect the wires according to the connector color code as
shown below.
Doorbell Connection
To connect a separate doorbell system, connect the 2-conductor cable to the doorbell terminals
on the back of the door station as shown in the example below. The terminals provide access
to normally open switch contacts that close for a minimum of 4 seconds when the Call button
is pressed. Connect the cable from the ISK4 to the doorbell according to the doorbell system
instructions. A typical connection is shown below.
BR BR/W G G/W O O/W BL BL/W
Doorbell
Transformer
Doorbell
2-Conductor
Cable
BR BR/W G G/W O O/W BL BL/W
BR BR/W G G/W O O/W BL BL/W