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Installing the Front Panel to the Unit
5. Turn off the power and disconnect the plug from the
outlet.
6. Open the front panel of the unit.
(Refer to Section 1-4-1.)
7. Remove the screw.
8. Slide the front panel in the direction of the arrow to
extract the pin from the potbellied hole and remove the
front panel.
Pin
Potbellied hole
Front panel
Screw
with stopper
Screw with stopper
9. Insert the pin into the potbellied hole of the front panel
of the RM-B750 removed in step 4 and slide the pin in
the direction of the arrow.
n
Confirm that the pin is hooked to the potbellied hole so
that front panel does not drop.
10. Secure the front panel of the RM-B750 with the screw
removed in step 7.
Potbellied hole
1-2
B3 x 6
Pin
B3 x 6
11. Connect the flexible card wires to the connectors CN4,
CN5 on the SW-1189 board.
m
. Do not insert the flexible card wire sideways. Insert
it securely to the deep end as shown in the Fig 1.
If the connection is not performed correctly, it may
cause an failure.
. Be careul not to bend the flexible card wires.
This shortens the wire life.
. Install the connector so that the excessive force is
not given to it.
12. Close the front panel of the RM-B750 in the direction
of the arrow and secure it with the two screws with
stopper.
OK
NG
Insulated surface
(Blue)
7.5 mm or less
Front panel of
the RM-B750
Screw with stopper
Flexible card wires
S206
Screw with stopper
13. Upon completion of front panel installation, check that
the switch S206 (CCU-PW) on the MPU-124 board of
the RM-B750 is ON.
Insulated surface
(Blue)
7.5 mm or more
Fig. 1
SW-1183 board
CN203
CN207
CCU-590/P/V1(E)
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