Kenwood KAC 820 Service Manual
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Extracted text from Kenwood KAC 820 Service Manual (Ocr-read)
Page 1
STEREO POWER AMPLIFIER
KAC-820
SERVICE MANUAL
C1988-I PRINTED IN JAPAN
851-3443-OO(B)2496
§
3
z
LU
:4
Escutcheon
(807- I 783-03)
Screw termmal board 77
IEZO-0471-05I
Heat smk
Fuse holder IF0171197701)
IJI 3-0071'05I
Phonejack (RCA lNI
IE13-0241-05I
Rectangular receptade
IE08-O701-05I DIN connector IDIN INI
Cord with DIN connector (£06.08 I 605
530230605) (E, T)
Cora wnh DIN connector DC cord
IE30-2384-05IIK) IE30-2443»05I
Screwset
IN9970267705I
DC cord
IE3O-2302A05I
Foox
(J02A0372-14I
DISASSEMBLY FOR REPAIR, 2 PC BOARD . ,. , .. . 7
BLOCK LEVEL DIAGRAM 7 V 3 SCHEMATIC DIAGRAM . .. , I5
CIRCUIT DESCRIPTION . 4 EXPLODLD VIEW V V . .. V V 19
ADJUSTMENT. , 6 PARTS LIST , . ., , _ , 20
REGLAGE . I 6 PACKING V , 24
ABGLEICH 6 SPECIFICATIONS Back cover
Page 2
AC-82
DISASSEMBLY FUR REPAIR
1. Remove the 5 screws ( o ) from the bottom cover
2. Remove the 3 screwst o ) from the rear panel.
3. Removethez screws( 0 )from thetront panel.
4. Remove the 6 screws( 0 ) from the PC Board.
5. Me|t the solder fixtng the screw ( 0 ). and remove the
screw using a screwdriver.
6 Disconnect connectors CN1 and CN2( G ).
7. Disconnect connector CN4. and remove the PC Board in
the direction of the arrow ( O )
8 Remove the6 screws( 0 )from the PC Board
9. Remove the PC Board on which the diode is mounted, by
pushing the tug on the PC Board in the direction of the
arrow( 9 )