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4. Installation procedure 【 Applicable model:Group A 】
【 Front view 】
Control P.C. board
Control P.C. board holder
1M-NET board
2
8Lead wire-B
7Lead wire-A
2
8
8Lead wire-B
【
w
1 】
7Lead wire-A
7
CN741
Control P.C. board
[w1] Pass ⑦Lead wire-A and ⑧Lead wire-B through the upper clips (left side) on the
control P.C. board holder.
[w2] Pass ⑧Lead wire-B through the notch in the top of the terminal block metal plate.
(Note 1) See the Caution on page 2
【 Side view 】
5
4Terminal block
5Terminal Screw
Screw
1
4
Control P.C. board holder (Back)
3
CN2M
CN5
1M-NET board
【
w
2 】
9Ground wire and screw
M1
M2 S
CENTRALIZED CONTROL
M1
M2
S
3
6
6Label
(M4o25)
2Fixture
3Screw
(M3o10)
4Terminal block
6
Remove the three screws and remove
1
the control P.C. board holder.
Attach ⑦ Lead wire-A to CN5 (Color: White)
2
on the ①M-NET Board and ⑧Lead wire-B
to CN2M (Color: White) on the ①M-NET
Board.
Install the ①M-NET Board to which the
3
wires were attached in the previous step
to the back of the control P.C. board holder
with the ②Fixture and ③Screw (M3 x 10).
w
Set the addresses on the ①M-NET Board
before installing into the electrical parts box.
w
Be sure that the M-NET board is installed
in the correct orientation (so that the CN2M
is upwards and CN5 is downwards).
Use the three screws removed previously
4
to install the control P.C. board holder in
the previous position.
Use the ⑤Terminal screw (M4 x 25) to fix
5
the ④Terminal block in the position shown
in the figure.
w
The ④Terminal block has a boss for
positioning. Align the boss with the
positioning hole on the metal plate.
Attach ⑥Label to the position shown in
6
the figure.
Refer to the wiring diagram, and connect
7
the ⑦Lead wire-A that you previously
connected to CN5 on the ①M-NET board
to CN741 (Color: Red) on the control
P.C. board.
Refer to the wiring diagram, and connect
8
the ⑧Lead wire-B that you previously
connected to CN2M on the ①M-NET
board to the M1 and M2 terminals on the
④Terminal block.
There is no polarity difference.
(Note 1)
If required, connect the shield of the M-NET
transmission wire to the main unit using the
⑨Ground wire and screw (M4 x8).
(See the Caution on page 2)
(Note 2)
Take great care that no lead wire is caught
on anything when installing panels.
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