Removing The Power Supply Board - JVC RX-E112RSL Service Manual

RX-E112RSL/RX-E111RSL

Removing the power supply board

Prior to performing the following procedure, remove
the top cover.
1. Disconnect the card wire from the connector CN204
on the power supply board.
2. Disconnect the harness from the connector CN201,
CN209 and CN707 on the power supply board.
3. Disconnect the harness from the connector CN226
/CN227 on the main board
4. Remove the three screws S attaching the power
supply board and pull out the power supply board
removing the hook.
5. Unsolder the three harness connected to the power
supply board (If necessary, cut off the band fixing the
harness on the side of the base chassis).
Removing the power transformer
Prior to performing the following procedures, remove
the top cover.
1. Cut off the tie band.
2. Disconnect the harness from the connector CN217
on the power/fuse board.
3. Disconnect the harness from the connector CN201
on the power supply board and CN202 on the main
board.
4. Remove the one screw J and remove the earth wire.
5. Remove the four screws R attaching the power
transformer.
Removing the power/fuse board
Prior to performing the following procedure, remove
the top cover.
1. Remove the screw G attaching the power/fuse board
to the rear panel (see fig. 4).
2. Disconnect the harness from the connector CN217
on the power/fuse board (If necessary, cut off the
band fixing the harness on the side of the base
chassis).
3. Remove the screw U attaching the power/fuse
board.
4. Unsolder the power cord and other harness
connected to the power/fuse board.
1-6
(See Fig.12)
(See Fig.12 and 13)
(See Fig.13)
S
CN209
CN204
Hook
CN707
CN226
/CN227
CN201
CN202
J
(fixing the
earth wire)
Fig.12
Tie band
Power cord
CN217
Tie band
Fig.13
Power supply
S
PW201
PW203
Solder
PW202
S
Power
transformer
R
Power
transformer
board
Solder
(on the reverse side)
U
Solder
Power/fuse board
board