JVC TH-A85 Service Manual page 11

3.1.8 Removing the main board
(See Fig.12)
• Prior to performing the following procedures, remove the top
plate, rear cover, rear panel, DVD mechanism, DSP board and
tuner.
(1) From the top side of the main board, disconnect the card
wires from the connectors
board.
(2) From the top side of the power board, disconnect the card
wires from the connectors
board.
(3) Remove the three screws P attaching the main board.
(4) Take out the main board from the main body.
Reference:
• After connecting the wire to the connectors
CN902 on the power board, fix the wire by the wire clamp.
3.1.9 Removing the power board
(See Fig.13)
• Prior to performing the following procedures, remove the top
plate, rear cover and rear panel.
(1) From the top side of the main body, disconnect the card
wires from the connectors
board.
(2) Remove the four screws Q attaching the power board.
(3) Take out the power board from the bottom chassis.
Reference:
• Remove the front panel assembly and DVD mechanism as-
sembly as required.
• After connecting the wire to the connectors
CN902 on the power board, fix the wire by the wire clamp.
CN408 and CN412 on the main
CN901 and CN902 on the power
CN901
CN901 and CN902 on the power
CN901
CN408
CN412
and
Wire clamp
P
and
Wire clamp
P
CN901
CN902
Power board
Main board
Fig.12
Q
CN901
CN902
Power board
Q
Fig.13
(No.MB040)1-11