Panasonic VL-VM701 Installation And Operating Instructions Manual page 29

4.3.7 Flush mounting using the back box
1
Open the knockout holes of the back box and pass
cables through them.
R See the instructions in "Back box dimensions and
preparation (Page 28)".
2
Install the back box in the wall.
3
Attach the upper and lower plates (A) using 4 screws
(B) to the back box.
A
B
A
B
4
Set the DIP switches.
R See page 40 for information about lobby station
DIP switches.
R See page 41 for information about distributor
DIP switches when using bus wiring.
5
Connect the wires and cables to the lobby station.
R See 4.6.2 Wire type and maximum wire length
(Page 39).
6
Attach the lobby station to the back box, and then use
the hexalobular wrench to secure the lobby station to
the back box using 1 hexalobular screw (A).
R Do not cover the water drain holes (B).
Note:
R Required pull-out capacity of a single screw is 294 N
{30 kgf} or more. If this criteria is not met, make sure
to take additional measures to increase strength.
B A
Installing 2 frames of a lobby station
When connecting 2 frames of a lobby station together,
use the extension cable (sold separately) and install to
the wall as follows.
B
D
E
C
A Wall
B Back box
C Extension cable (VL-VM801; sold separately)
(approx. 1 m)
D Holes
E Pass extension cables from hole behind the wall.
4. Installation
A
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