JVC RC-EX30B Service Manual page 7

3.1.3 Removing the main body
(See Fig.9, 10)
Caution:
Make sure to solder the short-circuit point on the CD servo
board before disconnecting the card wire from connector
CN201 on the main board and from the CD servo board. If you
don't observe this instruction, the pickup may be damaged.
(1) Remove the eight screws G attaching the main board on
the top cover assembly.
(2) Disconnect the wire from connector CN501, CN502,
CN511, CN202, CN401
(3) Disconnect the card wire from connector
main board.
Caution:
If necessary, cut the band.
and CN504 on the main board.
CN201 on the
G
CN502
CN501
CN202
CN504
CN201
G
Fig.9
CD servo board
Unsolder
Fig.10
G
Band
CN511
CN401
G G
Short-circuit point
(No.MB279)1-7