JVC RX-DV3SL Service Manual page 8

RX-DV3SL
Removing the DVD CD unit
Prior to performing the following procedures, remove
the top cover, rear cover and DSP board.
1.
Remove the DVD / CD unit dust proof cover
attaching on the main board.
2.
Remove the three screws marked I attaching the
DVD /CD unit.
3.
Disconnect the connectors CN512 and CN513 on
the main board.
Removing the fan bracket
Prior to performing the following procedures, remove
the top cover, rear cover, DSP board, amplifier board
and S-video board.
1. If necessary, cut off the tie band fixing the harness.
2. Remove the two screws marked J attaching the fan
bracket on the body.
3. Remove the harness bands fixing the harness on the
fan bracket.
4. Disconnect the connector CN111 on the power
supply board.
5. Disconnect the connector CN122 on the main board.
Removing the power supply board
Prior to performing the following procedures, remove
the top cover, rear cover, DSP board, amplifier board
S-video board and fan bracket.
1. If necessary, cut off the tie band fixing the harness.
2. Disconnect the card wire from the connector CN115
on the power supply board.
3. Disconnect the harness connected to the connector
CN111 on the power supply board.
4. Disconnect the harness connected to the connector
CN121 on the main board.
5. Remove the four screws marked K attaching the
power supply board on the body.
6. Unsolder the solder points at the three harnesses
connected to the power supply board.
1-8
(See Fig.15)
Tie
band
(See Fig.16)
Dust proof cover
Power
supply
board
Fan
bracket
(See Fig.17)
Power
supply
board
Solder
Tie
band
Fig.15
Harness bands
Fig.16
K
points
K
Fig.17
DVD
/ CD
unit
I
I
CN512
CN513
Main
board
CN115
CN121
CN111
CN122
J
Main
board
CN115
CN121
CN111
CN122