Chime/buzzer of wired doorbell transformer – VTech IS7121_-2-22 Installation User Manual
Page 16

6
Option 2: Ring the rear doorbell of the existing wired doorbell
and the
IS7121 doorbell simultaneously.
Follow Step 6 to Step 8 in
Doorbell wall mount installation
on pages and 2 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 008.
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.
6-00
4-050-
00
View
Right
Angle
Adjustment
View
Left
Rear
Trans
Front
Transformer
Chime/buzzer of
wired doorbell
Transformer
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