JVC UX-B70 Service Manual page 12

3.1.7 Removing the micom board (See Fig.16, 17)
• Prior to performing the following procedure, remove the metal
cover and the rear panel.
(1) Disconnect the card wire from connector CN700,
and CN791 on the micom board.
(2) Disconnect the wire from connector
the micom board.
(3) Disconnect the wire from connector on the Motor board in
the cassette mechanism assembly.
(4) Remove the three screws J attaching the micom board on
the right side of the body.
(5) Disconnect connector
board from the heat sink board outward.
(6) Disconnect the card wire from connector
derside of the micom board.
CN791 CN790
CN700
CN765
J J
3.1.8 Removing the regulator board
(See Fig.18)
• Prior to performing the following procedure, remove the metal
cover and the rear panel.
(1) Remove the two screws K on the left side of the body.
(2) Disconnect connector
the heat sink board outward.
(3) Disconnect the wire from connector CN100, CN101,
CN102 and CN104 on the regulator board respectively.
1-12 (No.MB013)
CN750 and CN760
CN761 and CN762 on the micom
CN765 on the un-
Micom board
CN760
CN750
CN762 CN761
J
Fig.16
CN103 on the regulator board from
CN790
Micom board
on
CN750
Regulator board
CN101
CN100
Cassette mechanism assembly
Motor board
connector
Fig.17
CN102
K
CN103
K
Fig.18
CN104