Installation and Operating Instructions

Model DB1003-1

1. Locate the doorbell chime unit and remove the cover.
2. Inside the chime unit, locate the terminal block with three terminals marked FRONT, REAR and TRANS.
3. Loosen the three screws but do not disconnect the attached wires.
4. Attach the three wires from the DB1003-1 as follows: Red to FRONT, yellow to REAR and black to TRANS.
5. Tighten the three screws and tuck and excess wires out of sight. Make sure all wires are clear of the chime mechanism.
6. Using the supplied Velcro strip, attach the Doorbell transmitter to the wall next to the chime unit or to the chime unit cover.
7. Check the code switches in the doorbell transmitter. The positions must match the setting in any Silent Call receivers. The factory default setting is 1, 2, 3 OFF and 4 & 5 ON. The ON direction is marked on the switch with an arrow.

1. Whenever the front (or rear, if used) doorbell button is pressed, the chimes will sound as usual AND the doorbell transmitter will activate and send a signal to any Silent Call receiver (except the Shakeup).
2. Both the front and rear doorbells will activate the doorbell transmitter. Both front and rear doorbells will activate the same light on the Silent Call receiver.
3. This unit is powered by the doorbell transformer and does not require a battery.

Your Doorbell transmitter is warrented to be free of defects in material and workmanship for five years from the date of initial purchase. During that time, the unit will be repaired or replaced free of charge when shipped prepaid to Silent Call Communications. To obtain warranty service, contact Silent Call to obtain a return materials authorization. This warranty is void if the defect is caused by customer abuse or neglect.