JVC TH-SW8, Руководство по обслуживанию

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1-12 (No.MB260)
3.1.7 Removing the power board
(See Figs.11 and 12)
• Prior to performing the following procedure, remove the top
cover.
(1) From the back side of the main body, remove the screw M
attaching the power board to the rear panel. (See Fig.11)
(2) From the top side of the main body, disconnect the parallel
wires from the connectors CN404 , CN405 , CN406 and
CN407 on the main board. (See Fig.12)
(3) Remove the three screws N attaching the power board.
(See Fig.12)
(4) Take out the power board from the main body.
Reference:
Remove the rear panel as required. (See “3.1.3 Removing the
rear panel”)
Fig.11
Fig.12
3.1.8 Removing the main board
(See Fig.13)
• Prior to performing the following procedures, remove the top
cover, rear panel, DSP board and tuner.
(1) From the top side of the main body, disconnect the card
wires from the connectors CN401 , CN402 , CN403 , CN408 ,
CN409 , CN451 and CN452 on the main board.
(2) Disconnect the parallel wires from the connectors CN404 ,
CN405 , CN406 , CN407 and CN416 on the main board.
(3) From the top side of the main body, remove the three
screws P attaching the main board on the main body.
(4) Take out the main board from the main body.
Reference:
After connecting the wire to the connector CN416 on the main
board, bundle the wire by the wire clamp.
Fig.13
M
CN404 CN406
CN405 CN407
Main board
Power board
N
P
CN404
CN452 CN416
Wire clamp
CN451
CN406
CN405
CN407
CN401
CN409 CN402
CN403
Main board
P
CN408