JVC RX-8040B Service Manual page 10

3.10 Removing the heat sink
(See Figs.11 and 12)
• Prior to performing the following procedures, remove the top
cover and main board.
(1) From the reverse side of the main board, remove the two
screws Q attaching the main board to the heat sink. (See
Fig.11)
(2) Disconnect the connectors
board, and remove the main board. (See Fig.11)
(3) Remove the twelve screws R attaching the heat sink. (See
Fig.12)
3.11 Removing the center board, front boards (L/R), sur-
round boards (L/R) and surround back board
(See Figs.11 and 13)
• Prior to performing the following procedures, remove the top
cover and main board.
(1) From the reverse side of the main board, remove the two
screws Q attaching the main board to the heat sink. (See
Fig.11)
(2) Disconnect the connectors
board, and remove the main board. (See Fig.11)
(3) Remove the two screws R attaching the center board. (See
Fig.13)
(4) Remove the two screws R attaching the front board (L).
(See Fig.13)
(5) Remove the two screws R attaching the surround back
board. (See Fig.13)
(6) Remove the two screws R attaching the front board (R).
(See Fig.13)
(7) Remove the two screws R attaching the surround board
(L). (See Fig.13)
(8) Remove the two screws R attaching the surround board
(R). (See Fig.13)
1-10 (No.MB303)
(CN701 to CN706) on the main
(CN701 to CN706) on the main
Heat sink
Q
CN703 CN701 CN704 CN702 CN705 CN706
Fig.11
Heat sink
Fig.12
Front board(R)
R R R
Surround board(R) Surround back board
Surround board(L)
Fig.13
Main board
Q
R
R
Front board(L)
R R R
Center board