1-12 (No.MB075)
3.1.8
Removing the main board
(See Figs.11 to 13)
• Remove the metal cover.
(1) From the top side of the main body, disconnect the card
wires from the connectors (
CN405
,
CN407
,
CN410
to
CN412
,
CN415
) on the main board. (See Fig.11.)
Disconnect the parallel wires from the connectors (
CN416
,
CN402
to
CN404
,
CN408
,
CN409
) on the main board. (See
Fig.11.)
(2) Remove the screw
Q
attaching the audio & digital input
board. (See Fig.11.)
(3) From the back side of the main body, remove the five
screws
R
and three screws
S
attaching the rear panel. (See
Fig.12.)
(4) Take out the rear panel together the audio & digital input
board and tuner.
(5) From the top side of the main body, remove the screw
T
and two screws
U
attaching the main board to the bottom
chassis. (See Fig.13.)
Note:
When attaching the screw
T
, attach the earth wire of the front
panel assembly at the same time.
Fig.11
Fig.12
Fig.13
CN411
CN412
CN416
CN407
CN409
CN408
CN410
CN403
CN404
Tuner
Audio & Digital input board
Main board
Q
CN401
CN405
CN415
Parallel wires
Card wire
Card wire
Card wire
Card wire
Card wires
Parallel wire
Parallel wire
S
S
S
R
Rear panel
Main board
T
U
U
Earth wire
Front panel assembly
Bottom chassis
Summary of Contents for SP-PWM55
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