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4
Option 2: Ring the rear doorbell of the IS7121 and existing wired
doorbell simultaneously.
Follow Step 6 to Step in
Doorbell wall mount installation on
pages 0 to to complete the installation.
5.
If you do not connect domestic power supply nor install
AA batteries to the IS7121 doorbell, only the existing wired
doorbell will ring when being pressed.
VTECH TELECOMMUNICATIONS LTD.
A member of THE VTECH GROUP OF COMPANIES.
Distributed in the U.S.A. by VTech Communications, Inc., Beaverton, Oregon 00.
Distributed in Canada by VTech Technologies Canada Ltd., Richmond, B.C. V6W L5.
VTech is the registered trademark of VTech Holdings Limited.
Copyright © 203 for VTECH TELECOMMUNICATIONS LTD.
All rights reserved. Printed in China.
6-0032-00-00
Rear
Trans
Front
Transformer
Chime/buzzer of
wired doorbell
Transformer