JVC TH-A10 Service Manual page 20

TH-A10
Removing the power amplifier board (B)
Prior to performing the following procedure, remove
the heat sink cover, the amplifier cover, the
preamplifier board, the power spply & SP terminal
board and the main amplifier board.
1. Remove the four screws L
amplifier board (B) to the heat sink.
2. Release the four joint hooks c bent and attached to
the outside of the power amplifier board (B).
3. Move the power amplifier board (B) in the direction of
the arrow to release joint d and remove the power
amplifier board (B) from the bracket (B).
Removing the power transformer
Prior to performing the following procedure, remove
the amplifier cover.
1. Disconnect the harness from connector CN104 on
the main amplifier board.
2. Disconnect the harness from connector CN107 on
the power spply & SP terminal board.
3. Remove the four screws M
transformer.
1-20
(See Fig.9 and 11)
attaching the power
(See Fig.12 and 13)
attaching the power
Hooks
Joint d
Main amplifier
board
Power spply
& SP terminal
board
M
CN104
Power spply
& SP terminal
board
Joint c
CN106
Power amplifier
board
CN105
Joint c
Fig.11
M
Power
transformer
M
M
Fig.12
CN107
Fig.13