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Intrasonic Technology | 9525 Forest View Street | Dallas, Texas 75243|877-435-0670
Optional
Wiring for External Door Chime
I2000D Door Unit
To use an external door chime you will need an AC transformer to power the external door chime, 24VAC
max. Please review the diagram for hooking this up properly.
Important Information
To only hear the optional door chime, simply turn the system volume down at each station while the
door station is ringing through that station.
Wiring A I2000D with only 4 wires