No.ma157)1 - JVC KD-LH911 Servise Manual

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3.1.6 Removing the main board 3 7 63 1515 0
(See Figs.10 and 11)
• Prior to performing the following procedures, remove the front
panel assembly, heat sink and top chassis assembly.
(1) From the back side of the bottom chassis assembly, re-
move the two screws H attaching the rear bracket to the
bottom chassis assembly. (See Fig.10)
(2) From the top side of the bottom chassis assembly, remove
the two screws J attaching the main board to the bottom
chassis assembly. (See Fig.11)
(3) Release the stopper of the connector
board in an upward direction, disconnect the card wire from
the connector CN701. (See Fig.11)
(4) Disconnect the wire from the connector of the front door
mechanism assembly. (See Fig.11)
(5) Disconnect the wire from the connector
board. (See Fig.11)
Reference:
After connecting the wires, fix the wires with the wire
clamp.
(6) Take out the main board with the rear bracket from the bot-
tom chassis assembly.
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L 13942296513
3.1.7 Removing the rear bracket
(See Fig.12)
• Prior to performing the following procedures, remove the front
panel assembly, heat sink, top chassis assembly and main
board.
(1) From the back side of the main board, remove the wires
from the rear bracket in the direction of the arrow.
(2) Remove the screw K, three screws L and tow screws M at-
taching the rear bracket to the main board.
Reference:
After attaching the rear bracket to the main board, pass
the wires through the wire holder and insert them into the
slots of the rear bracket.
(3) Take out the rear bracket from the main board.
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1-10 (No.MA157)
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CN701 on the main
CN951 on the main
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2 9
8
H
Front door mechanism assembly
Connector
Wire clamp
J
Q Q
3 6 7 1 3 1 5
Main board
CN951
Main board
Rear bracket
M
co
.
L K
9 4 2 8
Rear bracket
Bottom chassis assembly
Fig.10
Bottom chassis assembly
Card wire
CN701
Stopper
J
0 5 8 2 9 9 4 2 8
Wires
Fig.11
Wire holder
Wire
Slot
Rear bracket
m
M
L
Fig.12
9 9
9 9