JVC RX-8010VBK Service Manual page 9

Removing the system control board /
power switch board (See Fig.20 to 22)
Prior to performing the following procedure, remove
the top cover and the front panel assembly.
1. Pull out the volume knob on the front side of the front
panel and remove the nut attaching the system
control board.
2. Remove the two screws P
switch board.
3. Remove the two screws Q
board.
4. Remove the cords from the three hooks a.
5. Remove the eight screws R attaching the system
control board on the back of the front panel.
6. On the back of the front panel, release the four joints
by pushing the joint tabs inward.
Remove the operation switch panel toward the front.
7. Disconnect the harness from connector CN420 and
CN422 on the system control board.
8. Release the two hooks b attaching the system
control board.
Matters that require attention during
replacement of IC400
In case where there is a resistance array:
Both onetime IC and mask IC can be used
In case where there is no resistance array:
Only mask IC can be used
attaching the power
attaching the switch
Q
Operation switch panel
Fig.20
Switch
board
R
Joint
Joint
Fig.21
System control board
CN420
Hook b
Fig.22
Resistance array
RX-8010VBK
Front panel assembly
Nut
Volume knob
Power switch
board
Cords
R
R
P
Joint
Joint
Hook a
Hook b
CN422
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