JVC MX-KB4 Service Manual page 18

3.2.14 Removing the Power amp and Supply board and the Power trans board
(See Fig. 3, 29 to 31)
• Prior to performing the following procedures, remove the top
cover and CD changer unit.
(1) Remove four screws B from the rear panel. (Fig.3)
(2) Pull the heat sink cover outward.
(3) Remove four screws AA from the rear panel between the
heat sink holder.
(4) Remove four screws YY that retains the rear panel, and
then remove the rear panel.
(5) Disconnect the parallel wires from the connectors FW951
on the Power trans board.
(6) Remove screws Z that retain the Power amp and Supply
board and then remove the assembly.
(7) Remove the clamp of AC power cord from the chassis.
(8) Remove four screws that retain the Power trans board and
then remove the assembly.
1-18 (No.MB196)
Fuse (F902)
1.6A 250V
Fig.29
AA
YY
Fig.30
Power amp and
Rear panel
supply board
Chassis
Z
Fig.31
Fuse (F901)
3.5A 125V
Clamp