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1. The transmitter can be oriented horizontally or vertically. However, in most cases
experimenting with mounting positions is needed.
2. Test Range. Temporarily position chime and transmitter where you want them
mounted. Press test button on transmitter to verify chime is working properly.
See Troubleshooting section if chime does not sound.
2. Install Extension Transmitter.
Existing
Doorbell
Extension
Transmitter
Transmit
Light
Test Button
Microphone
Microphone Sensitivity
Adjustment
Microphone Wire
Terminals
Figure 5
12 3 4 56
MIN MAX
THIS END UP
U
S
E
TH
RE
E
T
YP
E
"
D"
BA
TT
E
R
I
ES.
RE
MO
VE
S
C
R
E
W AN
D
C
O
V
E
R
TO
A
C
C
E
S
S
B
AT
T
E
R
IE
S,
V
O
L
UM
E
C
ON
T
R
O
L
,
A
N
D
C
OD
E
S
E
TT
IN
G
.
Figure 3
THIS END UP
1 23 4 5 67 8
MIN MAX
TYPE
"D"
TYPE
"D"
TYPE
"D"
2.0"
Figure 4
Keyholes
Volume
Control
Jumpers
Battery
Orientation
3. With the Extension Transmitter still in the intended location, activate the exist-
ing door chime. If the weatherproof chime sounds, proceed to step 6. If it does
not sound, try different positions for the extension transmitter, or increase the
microphone sensitivity (Figure 5) by turning the Microphone Sensitivity Adjust-
ment clockwise. In some instances, it may be necessary to take the removable
microphone out of the transmitter case, and mount it directly on the existing
Wire Routing
Slot