Kenwood A 83 Service Manual
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Extracted text from Kenwood A 83 Service Manual (Ocr-read)
Page 1
STEREO INTEGRATED AMPLIFIER KE NWOOD \2
A-83 '
, SERVICE MANUAL
©1989-8 PRINTED IN JAPAN
Q (7 3):) B51-3927-00(B)1312
Dressing plate
Panelass'y (BO3-2570~04) MetaIIiccabinet KnobIVOLUME) Knob (LINE,CDI
IA20»5861-02I (A01 -I 790~01) IK29-3744-04) (K29-3742-04)
Foot (FRONT) Knob (SPEAKERS) Knob (BASS, TREBLE. BALANCE) Remote controller assy
(J02-1040-05) (K27-1996-04) X 2 (K294374304) X 3 (A70-0300-05I
Phonojack (2P) Phonojack (6P) Miniature phonojack AC outIet Power cord bushing
(E13-O235-05) (E13-0621-05) X 3 (E1 10188-05) 0303-) 420083-053
w
'?
Foot (REAR) Phono jack (4?) AC power cord
(J02-0368-15) (E130446-05) . (E30-I
Refer to parts list on page 26.
Page 2
A-83
CONTENTS
DISASSEMBLY FOR REPAIR ......................... 2
BLOCK LEVEL DIAGRAM..
CIRCUIT DESCRIPTION ..., ...........
ADJUSTMENT/REGLAGE/ABGLEICH.
PC BOARD ..........................................
4
..5
8
9
SCHEMATIC DIAGRAM ............................ 17
EXPLODED VIEW .................................. 25
PARTS LIST .............. .. . . 26
SYSTEM CONNECTIONS. ........... 31
SPECIFICATIONS ......................... Back cover
DISASSEMBLY FOR REPAIR
Remove the case prior to the following operations.
Cut the five catches 0 .
To put the bottom board back into place after repair-
ing, turn the bottom board 180° and hook the claws
into place as shown hereunder e .
Fix down the bottom board with the two screws 9 .
1.
2.
4. Draw out the four knobs o from their respective K.)
shafts.
5. Remove the five screws 6 of the front paneI, then
take out the front panel in the direction of the arrow,
6.
A-83
DISASSEMBLY FOR REPAIR
Remove the four screws 0 fixing the PC board.
Remove the three screws 0 fixing the subpanel.
Remove the two screws 0 fixing the PC board.
Remove the three nuts 9 fixing the PC board.
Draw out the two knobs ® from their respective
shafts.
. As shown hereunder, remove the screw and undo the
catches, then detach the PC board @ .
12. Remove the two screws @ from the rear panel, then
detach the PC board. (M TYPE only)
, 13. Remove the four screws Q from the rear panel, then
detach the PC board.
14. Remove the two screws w from the rear panel.
15. Remove the seven screws 9 fixing the PC board.