JVC TH-C90A Service Manual page 32

3.3.6 Removing the heat sink
(See Figs.11 and 13)
• Prior to performing the following procedures, remove the am-
plifier assembly, rear panel, power board and relay board.
(1) From left side of the amplifier assembly, remove the three
screws K attaching the IC bracket to the heat sink. (See
Fig.11)
(2) Remove the three screws M attaching the heat sink to the
main board. (See Fig.12)
(3) From left side of the amplifier assembly, remove the three
screws N attaching the heat sink. (See Fig.13)
(4) Take out the heat sink.
1-32 (No.MB570)
IC bracket
Fig.11
Main board
Heat sink
M
Fig.12
Fig.13
Heat sink
K
Heat sink
N