1-5
RX-7000RBK
Prior to performing the following procedure, remove
the top cover and the rear panel.
Removing the main board / regulator
board (See Fig.10 to 12)
It is not necessary to remove the
boards connected to the back of the
main board. But to disassemble the
main board and the power supply
board efficiently, remove them.
ATTENTION:
Disconnect the card wire from connector CN400 on
the main board.
Cut off the four tie bands fixing the harnesses.
Disconnect the harness from connector CN811 on
the power transformer board.
Disconnect the relay board 1, 2 and 3 from the main
board and the power supply board.
Disconnect the harness from connector CN704,
CN821, CN901, CN711, CN712, CN931 and CN932,
CN961.
Remove the screw G attaching the regulator board
to the heat sink cover.
Remove the eight screws H attaching the main
board to the heat sink cover.
Remove the five screws I and the screw J attaching
the main board to the chassis base (The resistor
board will come off at the same time).
1.
2.
3.
4.
5.
6.
7.
8.
Prior to performing the following procedure, remove
the top cover.
Disconnect the harness from connector CN881 on
the resistor board.
Remove the screw J attaching the resistor board.
1.
2.
Removing the resistor board (See Fig.13)
Fig.10
Fig.11
Fig.12
Fig.13
Power supply
board
Tie band
Relay board 1
Main board
CN400
Relay board 2
Tie band
Main board
Relay
board 3
CN811
CN932
CN961
CN931
CN712
CN711
CN901
CN821 CN704
H
H H
H
G
Regulator board
Resistor board
I
J
I
I
Main board
Power
transformer
Power
transformer
J
Resistor board
CN881
Main board
Summary of Contents for RX-7000RBK
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