Disassembly For Repair - Kenwood KR-6030 Service Manual

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DISASSEMBLY FOR REPAIR
POWER AMP
POWER SUPPLY POWERYTIC CAPACITOR
O.@ Remove the screws.
Power supply PC
. y board ass'y
6) Pull out the PC board mounting plate.
ee @ The powerlytic capacitor can be replaced.
@ Remove the screws.
@ Remove the protection cover.
@ Remove the screws, and the
power amp block can be pulled
out.
M3X8
' (Br-Tap) PC board mount-
ing hardware
M3X8 (8r-Tap)
mounting
hardware
Power amp PC
board ass'y
(Br-Tap)
Sy,
Powerlytic capacitor
Sub panel
Lamp PC
board ass'y
PANEL ASS'Y
Lamp PC
board ass'y
Since +50V or —50V is fed to the
heat sink directly, insulate the heat
sink from the chassis when repair-
ing.
M3X8 (Br-Tap)
M3X8
(Br-Tap)
2
Panel ass'y
M3X 10 (Br-Tap)
PC board mount-
ing hardware
> Power transistor
g-
Heat sink
Lamp
(B30-0084-05)
Meter
(B31-0262-05)
The lamp PC board ass'y can be
removed by pulling up the hook.
Knob y
(K27-0051-04 :
Knob ; : (N87-3008-46)
(K23-028 1-04)
@ Remove the protection
cover,
@ The meter can be remov-
ed by removing the screws
illustrated.
Insulated sheet
Knob
{(K23-0280-04)
Varistor
(STV-4H (W))
y Tuner PC board ass'y
@ Remove the screw.
@ Take out the lamp win-
dow.
@ Extend the tab, and the
lamp can be replaced.
Note:
It is not necessary to remove the star-marked screws
(*).
Terminal board
(E29-0088-05)
(NO9-0287-05)
Note:
The dial calibrations can be
removed by removing the
dial board ass'y and the
lamp window.
Rear panel
M3X8 (Br-Tap)
Lamp window
, Dial calibrations
mounting
board Lamp
(B30-0137-05)
Dial pulley
Chassis