JVC TH-S3 Service Manual page 13

3.1.9 Removing the heat sink
(See Fig.14)
• Remove the metal cover and main board.
From the reverse side of the main board, remove the four
screws L attaching the heat sink.
3.1.10 Removing the transformer board
(See Fig.15)
• Remove the metal cover.
(1) From the top side of the main body, disconnect the wires
from the connectors (CN952, CN953) on the transformer
board.
(2) Disconnect the power cord from the connector
the transformer board.
(3) Remove the wire holders bundling the wires.
Reference:
After attaching the transformer board, bundle the wires
with the wire holders as before.
(4) Remove the two screws M and screw M' attaching the
transformer board.
Reference:
When attaching the screw M', attach the shield with it as
before.
(5) Release the holder using a pliers and take out the trans-
former board from the main body.
Main board
Transformer board
CN950 on
Holder
Wire
CN953
Fig.14
Wire holders
Pliers, etc.
M
CN952
Shield
Power cord
CN950
Transformer board
M'
Fig.15
Heat sink
L
Wires
(No.MB187)1-13