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3.1.11 Removing the main board
(See Figs.16 and 17)
• Prior to performing the following procedure, remove the top
cover, rear panel, front panel assembly, Y/C separator board,
DSP 1 board, DSP 2 board, shield cover, audio signal 1 board,
audio signal 2 board, video board, S video board, component
video board and D5 video board.
(1) From the top side of the main body, cut off the tie bands
fixing the wire. (See fig.16)
(2) Disconnect the wire from the connector
regulator board. (See fig.16)
(3) Disconnect the wire from the
(See fig.16)
(4) Disconnect the wire from the connector
speaker relay board. (See fig.17)
(5) Disconnect the card wire from the connector CN1,
and the wire from the connector
(See fig.16)
(6) Remove the seven screws P attaching the main board, and
take out the main board. (See fig.16)
3.1.12 Removing the speaker relay board
(See Fig.17)
• Prior to performing the following procedure, remove the top
cover, side panels, stay bkt and rear panel.
(1) Disconnect the wire from the connector CN741,
and
CN743
on the speaker relay board.
3.1.13 Removing the regulator board
(See Fig.18)
• Prior to performing the following procedure, remove the top
cover, side panels and stay bkt.
(1) From top side of the main body, disconnect the wires from
the connectors CN61, CN62, CN63,
the regulator board.
(2) Disconnect the wires from the connectors
on the power 2 board.
(3) Remove the six screws Q attaching the regulator board.
Reference:
When attaching the screw Q, attach the lug wire with it.
CN62
on the
CN44
on the power 2 board .
CN743
on the
CN2
CN11
on the main board.
CN742
CN64
and
CN65
on
CN44
and
CN45
Regulator board
CN1
CN2
CN11
P
CN743
Main board
Fig.16
CN743
Speaker relay board
Fig.17
CN62
CN63
CN65
Q
CN61
Regulator board
CN45
CN44
Fig.18
Power 2 board
CN62
CN44
Speaker relay board
CN741
CN742
Power 2 board
CN64
Q
(No.MB177)1-9
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