JVC KD-LX330R Service Manual page 9

QQ
3 7 63 1515 0
Removing the main board assembly
Prior to performing the following procedure, remove
the top chassis.
1. Disconnect the flexible harness from connector
CN701, the card wire from CN702 on the main board
and the harness
respectively.
2. Remove the three screws P
board assembly to the bottom cover on the upper
side of the body.
3. Move the main board in the direction of the arrow
and release the three joints c. (At this point, the main
board can be removed with the rear panel and the
rear heat sink.)
4. Remove the three screws Q attaching the rear heat
sink on the back of the body.
5. Remove the two screws R
attaching the rear panel. Now, the main board
assembly will be removed.
TE ATTENTION: When reassembling, correctly engage
L 13942296513
the switch S651 and S652 on the
main board and the right gear with
the part b of the operation assembly
(Refer to Fig.21).
S
R
Rear panel
Fig.22-1 (KD-LX300)
R
S
www
Rear panel
.
Fig.22-2 (KD-LX100)
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(See Fig.20 to 22)
from CN503 and
attaching the main
and the screw S
R
Q
Rear heat sink
Q
Q
R
x ao
y
Rear heat sink
Q
i
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8
CN503
CN504
P
Joint c
CN503
Q Q
3 6 7 1 3
P
Joint c
u163
Main board .
KD-LX330R/KD-LX110R
2 9 9 4 2 8
CN702
Front panel assembly
Fig.20-1 (KD-LX300)
1 5 0 5 8 2 9 9 4
CN702
Front panel assembly
Fig.20-2 (KD-LX100)
m
co
S652
S651
Fig.21
9 9
CN504
CN701
P
Joint c
CN504
2 8 9 9
CN701
P
Joint c
b
1-9