JVC SP-PWC5, Service Manual

Page: 11 / 84

(No.MB362)1-11
3.1.5 Removing the audio & digital input board
(See Figs. 9 and 10)
• Prior to performing the following procedures, remove the metal
cover.
(1) From the top side of the main body, disconnect the card
wires from the connectors ( CN411 , CN412 ) on the main
board. (See Fig. 9.)
(2) Remove the screw J attaching the earth wires to the main
board. (See Fig. 9.)
Reference:
When attaching the screw J , attach the earth wires with
it. (See Fig. 9.)
(3) From the back side of the main body, remove the screw K
and two screws L attaching the audio & digital input board
to the rear panel. (See Fig. 10.)
(4) Move the audio & digital input board in the direction of the
arrow, and release the claw e of bracket board. (See Fig.
9.)
(5) Take out the audio & digital input board from the main
body.
3.1.6 Removing the tuner
(See Figs. 9 and 10)
• Prior to performing the following procedures, remove the metal
cover.
(1) From the top side of the main body, disconnect the card
wire from the connector CN1 on the tuner. (See Fig. 9.)
(2) From the back side of the main body, remove the two
screws M attaching the tuner to the rear panel. (See Fig.
10.)
(3) Take out the tuner from the main body.
3.1.7 Removing the power supply board
(See Figs. 9 and 10)
• Prior to performing the following procedures, remove the metal
cover.
(1) From the top side of the main body, disconnect the parallel
wires from the connectors ( CN404 to CN407 ) on the main
board. (See Fig. 9.)
(2) Remove the three screws N attaching the power supply
board. (See Fig. 9.)
(3) From the back side of the main body, remove the screw P
attaching the power supply board to the rear panel. (See
Fig. 10.)
(4) Take out the power supply board from the main body.
Reference:
Remove the rear panel as required. (See "3.1.4 Removing the
rear panel")
Fig.9
Fig.10
Power supply board
N
Bracket
board
Craw e
Earth
wire
Parallel wires
CN404
J
N
CN405
Tuner
CN1
Card wire
Audio & digital input board
CN407
CN406
Card wires
Main board
CN411
CN412
K P
Rear panel
M L