JVC EX-A1 Service Manual page 12

3.1.9 Removing the micom board
(See Figs.16 and 17)
• Remove the top cover.
• Remove the AL panel L and AL panel R.
• Remove the front panel assembly.
• Remove the rear panel.
• Remove the switching power unit.
• Remove the main board.
(1) From the top side of the main body, disconnect the card
wires from the connectors
com board. (See Fig.16.)
(2) Disconnect the wire from the connector
com board. (See Fig.16.)
(3) Disconnect the card wire from the connector
micom board and take out the tuner after releasing the
claws g of the tuner holder. (See Fig.16.)
Reference:
Remove the tuner as required.
(4) Disconnect the wire from the connector
ital amplifier board assembly. (See Fig.16.)
(5) Disconnect the card wire from the connector
main board. (See Fig.17.)
(6) Remove the two screws S and screw S' attaching the mi-
com board. (See Fig.17.)
Reference:
• When attaching the screw S', attach the bracket D with it.
(See Fig.17.)
• When attaching the micom board, attach the screw S and
screw S' after fitting the hole of the main board to the joints
(h,i,j,k) of the main body. (See Fig.17.)
1-12 (No.MB150)
CN631 and CN701 on the mi-
CN703 on the mi-
CN705 on the
CN311 on the dig-
CN601 on the
Tuner holder
Tuner
Joints g
CN705
CN311
CN701
Wire
Card wire
Digital amplifier board assembly
Fig.16
Micom
board
Joint i
CN601
Card wire
Joints h
Micom board
Micom board
Joint j
S
Fig.17
Card wires
Wire
CN703
CN631
Micom board
S'
Bracket D
Joint k
S
Micom board