JVC KD-AR8500 Service Manual page 10

3.1.6 Removing the main board
(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 rear side of the bottom chassis assembly, remove
the two screws G 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 H 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
holders.
(6) Take out the main board from the bottom chassis assem-
bly.
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) Remove the two screws J and three screws K attaching the
wires to the rear bracket.
(2) Remove two screws M attaching the wire bracket to the
rear bracket.
(3) From the rear side of the main board, remove the wires
from the rear bracket in the direction of the arrow.
Reference:
After attaching the rear bracket to the main board, pass the
wires through the wire bracket and insert them into the slots of
the rear bracket.
1-10 (No.MA191)
CN701 on the main
Front door mechanism assembly
CN911 on the main
G
Bottom chassis assembly
Fig.10
Connector
Card wire
Wire holders CN701
H
CN911
Fig.11
M
Wire bracket
J K
Fig.12
Rear bracket
Bottom chassis assembly
Stopper
H
Main board
Wire
Rear bracket