Removing The Main Board / The Heat Sink - JVC UX-V30 Service Manual

Removing the
assembly (See Fig.5 and 6)
Prior to performing the following procedure, remove
the rear cover and the side panels.
1. Disconnect the card wires from connector CN304
and CN305 on the main board on the left side of the
body.
2. Disconnect the harness from connector CN309 on
the Opt, Dig.out board on the right side of the body.
Cut off the band fixing the harness.
3. Remove the two screws C attaching the cassette
mechanism assembly on both sides of the body and
release the two joints a.
4. Remove the cassette mechanism assembly in the
direction of the arrow.

Removing the main board / the heat sink

Prior to performing the following procedure, remove
the rear cover, the side panels and the cassette
mechanism assembly.
1. Disconnect the card wire from connector CN303 and
the harness from CN306 and CN307 on the main
board respectively.
2. Disconnect the harness from connector CN902 on
the power transformer.
3. Remove the screw E attaching the main board on
the right side of the body.
4. Remove the screw F
attaching the heat sink on the back of the body.
ATTENTION: The heat sink can be removed even if
the main board is attached to the body.
5. Disconnect connector CN301 and CN302 on the
main board from the main body. Remove the main
board upward by releasing the two joints b in the
lower part of the main board.
cassette mechanism
(See Fig.7 to 9)
and the two screws G
Cassette mechanism assembly
Main board
Fig.5
Cassette mechanism assembly
Joint a
C
Fig.6
Transformer board
CN303
Fig.7
Main board
CN302
Joint b
E
Fig.8
UX-V30
Joint a
C
CN304
CN305
Opt, Dig.out board
Band
CN309
CN902
CN307
Main board
Heat sink
CN306
CN301
Joint b
1-5