JVC MX-DVA5 Service Manual page 10

MX-DVA5
Removing the power ICs and DVD power
board
Prior to performing the following procedure, remove
the metal cover, CD / DVD changer unit, heat sink,
amp. board and DVD power board.
1. Remove the four screws P attaching the power ICs
to the heat sink.
2. Unsolder the power ICs solder point.
3. Remove the three screws Q and three screws R
attaching the DVD power board to the heat sink.
Heat sink
R
Removing the power transformer
Prior to performing the following procedure, remove
the metal cover, CD / DVD changer unit, heat sink &
Amp. board, tuner board and rear panel.
1. Disconnect the power cord from connector RCW2 of
the power transformer board.
2. Disconnect the harness from connector PCW1 of the
power transformer board.
3. Remove the four screws S attaching the power
transformer.
1-10
(See Fig.16 to 18)
Amp. board
Fig.18
DVD power board
(See Fig .19)
Heat sink
DVD power board
Fig.16
Power ICs solder point
Power transformer
S
Power cord
Fig.19
Q
P
Amp. board
Heat sink
Fig.17
PCW1
S
RCW2