Kenwood KRA 4010 Service Manual
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Extracted text from Kenwood KRA 4010 Service Manual (Ocr-read)
Page 1
KMR-Aiimo KZNWOOD
SERVICE MANUAL
©1989-5 PRINTED IN JAPAN
851-3894-00 (O) 3012
Panel Metallic cabinet Front glass Knob
(A01-1746-01) (310-1006-03) (K298597414)
0": -r¥ -_
Phone jack Knob Knob Knob Knob
lE11-0162~05) lK27-1987-04) x 2 lK29-3598-04) X4 (K27-l725-04) (K29-3632-04)
Terminal board Slide switch*
Lock terminal board* Bindinng post
(E204 (NOS-012885) (E20-0823-05) (331-3010-05)
l AC outlet* Power cord bushing
l (E03-l (J42-00IB3-05)
Phone jack Slide switch AC poviver cord*
(E13-062l-05) (S31~2132-05) (EEO-l
F60t* Phono jack
(JOZ-l x 4 (E13~0446-05l
Slide switch *
(5314136435)
* Refer to parts list on page 38.
Page 2
KR-A401O
CONTENTS
DISASSEMBLY FOR REPAIR .. . 3 ADJUSTMENT .
BLOCK DIAGRAM ............................ 5 REGLAGE .....
CIRCUIT DESCRIPTION ABGLEICH
1. Description of components ................................ 6 ADJUSTMENT/REGLAGE/ABGLEICH .....
2. Microprocessor uPD7538AC-041 VOLTAGE TABLE .......................................
(X11-2650-10 : IC1) ............................. 7 PC BORD (COMPONENT SIDE VIEW) ......
3. PLL CX1925B (X14-2540-10 : ICZI . 13 PC BORD (FOIL SIDE VIEW) ..................
4. FM MPX AN74IO.(X14-2540-10 : ICSI .............. 14 SCHEMATIC DIAGRAM
5. STK4171I5 : Main amplifier EXPLODED VIEW... ..
(X14-2542-71: lc7) : T, E type ............ 15 PARTS LIST ..... .. 38
6. STK4172/2 : Main amplifier SPECIFICATIONS... BACK COVER
IX14-2540-XX : I07): K, P. M. X type ................. 15