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3.1.7 Removing the main board
(See Figs.14 and 15)
• Prior to performing the following procedures, remove the metal
cover, tuner, video board and rear panel.
(1) From the right side of the main body, remove the screw N
attaching the earth wires on the reverse side of the main
board. (See Fig.14.)
Reference:
After attaching the earth wires, fix them with a spacer as
before. (See Fig.14.)
(2) Remove the plastic rivet attaching the main board. (See
Fig.14.)
(3) From the inside of the main body, disconnect the card wires
from the connectors (CN11, CN303, CN522, CN523,
CN524, CN860, CN880) on the forward side of the main
board. (See Figs.14 and 15.)
Reference:
When reassembling, pass the card wire through the sec-
tion f of the main board before connecting the card wire
to the connector CN11. (See Figs.14 and 15.)
(4) Disconnect the wire from the connector
ward side of the main board. (See Figs.14 and 15.) [UW
version only]
(5) Remove the wire clamp fixing the wires and disconnect the
wires from the connector (CN301, CN302) on the forward
side of the main board. (See Fig.15.)
Reference:
After connecting the wires to the connectors, fix the wires
with the wire clamp as before. (See Fig.15.)
(6) Disconnect the parallel wire from the connectors (CN217,
CN218, CN219) on the main board. (See Fig.15.)
(7) Release the lock g of the connector
board in the direction of the arrow 1 and disconnect the
main board from the connector
minal board toward this side. (See Fig.14.)
Note:
When releasing the lock g of the connector CN216, take
care not to break the lock. (See Fig.14.)
(8) Release the lock h of the connector
board in the direction of the arrow 2 and disconnect the
connector
CN211
on the main board from the connector
CN201
in the direction of the arrow 3. (See Fig.14.)
Note:
When releasing the lock h of the connector CN201, take care
not to break the lock. (See Fig.14.)
CN454
on the for-
CN216
on the main
CN206
on the speaker ter-
CN201
on the primary
Main board
CN880
f
CN860
Plastic
rivet
CN303
Spacer
Earth wires
Main board
CN201
Fig.14
CN522
CN524
Wire
CN523
CN11
CN531
CN454
Card
wires
CN217
CN219
CN218
Wires
Parallel wires
Main board
Fig.15
CN11 CN522
CN531
CN454
CN524
CN523
CN216
CN211
CN206
CN216
N
3
g
h
Main
1
board
2
Speaker terminal
board
Primary board
Card wire
f
CN880
CN860
CN303
CN301
CN302
Main board
Wire clamp
(No.MB282)1-13
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