Kenwood DVK 751 Service Manual

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Dv7K751(K)c0\/ER1,1( 98.12.1215104 y [w 2

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CD/VIDEO-CD/DVD PLAYER

DV-K751/S701

SERVICE MANUAL

KENWOOD

© 1998-8/851-5468-00 (K/K) 3547

L

Knob
(K27-2249-04)

Knob
(K29-6677-03)

Indicator
(B12-0311-04)

Knob
(K29-6835-22)

Dressing panel
(A21 (3728-03)

Panel
(A60-)

Dressing panel
(A21 (3627-1 2)

Knob

Phono jack
(K29-6835-22)

Front glass
(E1 1-0366-05)

(310-2386-12)

Miniature phone jack Oscillating module Phono laCk

Cylindrical receptacle

Knob Knob Knob
(K29-6879-03) (K29-6835-22) (K29-6945-04)

Power cord bushing
(J42-0083-05)

(E11-0188-05) (W02-t114-05) (E63-0122-05) (E56-0014-05)

(:2) IE ceoo @.®H

Phone Jack
(E63-1064-05)

Phone Jack

Phono jack
(E63-0128-05)

(E63-1052-05)

AC power cord
(530-)

Illust. is DV-K751.
* Refer to parts list on page 33.

in compliance with Federal Regulations, following are reproduc- Caution
tions of labels on, or inside the product relating to laser product

safety.

: No connection of ground line if disassemble the
unit. Please connect the ground line on rear
panel. PCBs, Chassis and some others.

KENWOOD-Crop. certifies this equipment conforms to DHHS
Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapfer J.

DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM

NOTE : Please replace the mechanism PCB

(W02-266x-05) with new one, if it is
malfunction.

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DV-K751/S701

CONTENTS / ACCESSORIES

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Contents
CONTENTS / ACCESSORIES ...2 PARTS DESCRIPTIONS ..
CAUTIONS ................................... ...3 PC BOARD .......................
CONTROLS ............. ...4 SCHEMATIC DIAGRAM
BLOCK DIAGRAM ...8 EXPLODED VIEW
CIRCUIT DESCRIPTION ...9 PARTS LIST .............
ADJUSTMENT .......................................................... IO SPECIFICATIONS ..................................................... 43
Accessories
7 W
Audio cord (Red, White) ...... (3) Video cord (Yellow) .............. (1) Digital cord (Orange) ......... (1)
(E30-0505-05) (E30-1427-05) (E30-2365-05)
System COHII'OI cord --------- (1) Remote control unit ............. (1) Batteries (FIG/AA) ................. (2)
(E30-2733-05) (A70-1231-05): FIG-D0703: M2T1 E1
(A70-1243-05): RC-D0704: K
(A70-1244-05): RC-DO706: M1C1
9 «9
Battery cover (A09-11OS-05)
AC plug adaptor .. (1)
(E03-0115-05) «1
Use to adapt the plug on the power cord to the shape
oi the wall outlet.
(Accessory only for regions where use is necessary.)
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DV-K751/S701

ADJUSTMENT

INPUT OUTPUT DVD ALIGNMENT
No' 'TEM SETTING SETTING SETTING POINT AL'NG FOR F'G'
DVD DISC : 100% and 75% color bar
OUTPUT : Video output (composite or component/ RCA PIN)
NTSC
DISC Connect the TV (WHITE)
1 LIE/\I/EEllig) 100%COLOR monitor and the STILL (Mu/$2882 1.00v (b)
BAR oscilloscope i0.05Vp-p
DISC Connect the TV (CYAN)
2 LEIUDEEEE) 75%COLOR monitor and the STILL (Mfinggm 0.7V (0)
BAR oscilloscope i0.02Vp-p
VIDEO DISC Connect the TV VR3231 (Cb) (Cr)
3 LEVEL 100%COLOR monitor and the STILL (MAIN CBA) 0.648V (d)
(Cb) (Cr) BAR oscilloscope i0.03Vp-p
PAL
DISC Connect the TV (WHITE)
1 L¥V%E%r) 100%COLOR monitor and the STILL £32882 1.00v (b)
BAR oscilloscope i0.05Vp-p
DISC Connect the TV (CYAN)
2 LE/VEEEEC) 75%COLOR monitor and the STILL (Mgfifizggm oeev ((2)
BAR oscilloscope i0.02Vp-p
b c
WHITE ( ) ( )
NTSC PAL NTSC PAL
L i _ _ _ _ @
F 7 t t L II t t
i -i 0.7V oesv
1. v 1.00\/
I :0985Vp-p :0.05Vp-p I iOiOZVp'I :O-OZVP'I
. E I l l . S -
\ BURST * i j \ BURST L
t00% COLOR BAR (oscilloscope) 75% COLOR BAR (oscilloscope)
(d) (d)
Lu 0
E > m a: NTSC 0 o: NTSC
-+- fir
o.e4av o.e4sv
10.03Vp-p :0.03Vp-p
I
100% COLOR BAR (oscillosmpe) 100% COLOR BAR (oscilloscope)
MAIN C.B.A
ED FPSzot Pszm
A :' mm
E : mm g»
2 Z X thzzz ' a
E 3 e m e a S :2
I LL] >- D: < LIJ
i > O o 2 o: E' E g

COLOR BAR (TV)

I:I
ISZVd

FPEZUt

(COMPONENT SIDE)

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