JVC RX-D302B Service Manual page 14

3.1.19 Removing the DSP connect board
(See Fig.14)
• Remove the top cover, rear panel, tuner, compulink board,
front video board, volume board and OSD board.
Disconnect the DSP connect board from the input board in an up-
ward direction while releasing the claw p of the connector
on the input board.
Note:
When releasing the claw p, take care not to break it.
3.1.20 Removing the connect 1 board and connect 2 board
(See Fig.14)
• Remove the top cover, rear panel, tuner, compulink board,
front video board, volume board and OSD board.
Disconnect the connect 1 board and connect 2 board from the in-
put board in an upward direction while releasing the claws (q, r)
of the connectors (CN581, CN583) on the input board.
Note:
When releasing the claws (q, r), take care not to break them.
3.1.21 Removing the input board
(See Fig. 15)
• Remove the top cover, rear panel, tuner, compulink board,
front video board, volume board, DSP connect board, connect
1 board and connect 2 board.
(1) Remove the tie band bundling the wires.
Reference:
After reassembling, bundle the wires with the new tie
band as before.
(2) Disconnect the wire from the connector
speaker terminal 2 board.
(3) Disconnect the wire from the connector
connect 1 board.
(4) Disconnect the wires from the connectors (CN530, CN531,
CN552) on the input board.
(5) Disconnect the parallel wire from the connector
the input board.
(6) Remove the three screws W and take out the input board
from the main body.
1-14 (No.MB383)
CN502
CN209 on the
CN513 on the OSD
CN540 on
Connect 1
board
q
Input board
CN581
Connect 2
board
r
Input board
CN583
Fig.14
CN530
Tie band
CN540
CN531 CN513
CN552
W W
Input board Speaker terminal 2 board
Fig.15
DSP connect
board
p
Input board
CN502
OSD connect 1 board
CN209