Kenwood DV 203 Service Manual

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DVi203/DVFm5010 (K) COVERl, 1(98 . 12 .1114121 y [W 2

CDNIDEO-CD/DVD PLAYER

DV-203/207O

4%

KENWOOD

DVF-5010/9010/K701O

SERVICE MANUAL

Knob(BUTTON)
(K27-2300-04)

Front glass
(B10-

© 1998-8/851-5456-00 (K/K) 3486

Knob
) (K29-7355-04)x5

KENWOOD

Knob

Phone Jack
(K29-7431-04)

Escutcheon
(E11-0190-05)

(807-2420-12)

Osctllating module

Phono jack
(W02-1114-05)

(E63-1060-05)

Knob
(K29-7358-04)

Knob

Sub panel
(K29-7356-03)

Dressmg panel (A22-1809-01)

(A21-3693-13)

Metallic cabinet
(A01-3625-01)

l

Power cord bushing
(J42-0083-05)

0o

@ (ccJ

Phone Jack
(E63-1059-05)

Phono jack
Phonojack (E63-O175-05)

(1253-1053-05)

Cylindrical receptacle
(E56-0021-05)x2

[WES
ll

AC power cord
(E30-)

Phono jack
(E63-1061-05)

Phonojack
(E63-1057-05)
Illust. is DVF-9010.
* Refer to parts list on page 52.

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

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

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

NOTE : Please replace the mechanism PCB
(W02-266x-05) with new one, if it is
malfunction.

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DVi203/DVFi5010(K) COVER1,1(98.12.1114:21 y [w 3

DV-203/2070/DVF-5010/9010/K7010

+

CONTENTS / ACCESSORIES

Contents
CONTENTS / ACCESSORIES .................................... 2 PARTS DESCRIPTIONS ........................................... 27
CONTROLS ................................................................. 3 PC BOARD ................................................................ 28
DISASSEMBLY FOR REPAIR ....6 SCHEMATIC DIAGRAM
BLOCK DIAGRAM .................. ..1I EXPLODED VIEW .........
CIRCUIT DESCRIPTION ........................................... 13 PARTS LIST ............................................................... 52
ADJUSTMENT ...... . 24 SPECIFICATIONS ..................................................... 67
WIRING DIAGRAM. .26
Accessories
,

Audio cord (Red, White) ...... (3) SVVIDEO cord ...................... (1) Video cord (Yellow) ............. (1) Optical fiber cable ------------- (1)

(53070505705) (E3072725705)

Remote control unit (1)
(A7071227705) :
DV72070/DVF79010

Remote control unit.... ..... (1)
(A7071229705) : DVF7K7010

/ Battery cover Battery cover (A0971105705)

(A0971124708)

Cautions

(A7071230705) : DVrZOS/DVF75010

(53071427705) (B194 529705)

AC plug adaptor ............. (1)

Batteries (RB/AA) ........ (2) (E0370115705)

Use to adapt the plug on the power cord
to the shape of the wall outlet.
(Accessory only for regions where
use is necessary.)

Note related to transportation and
movement

Before transporting or moving this unit, carry out the following
operations.

1. Set the POWER key to ON without loading a disc.
2. Wait a few seconds and verify that the display shown appears.
3. Set the POWER key to OFF.

Beware of condensation

When the difference between the internal temperature of the unit and
external atmosphere lS large, dew (mist) may be produced on the
internal parts of the unit. In such a case, turn the unit ON and leave
it for a few hours until the condensation has dried up.

Be especially careful in the following conditions:

When the unit is brought into a place where there is a large difference
in temperature between the prevtous location, when the humidity of
the listening room is high, etc.

Operationto reset

The microprocessor may fall into malfunction (Impossibility to operate
erroneous display, etc.) when the power cord is unplugged while power
is ON or due to an external factor. In this case, execute the lollowing
procedure to reset the microprocessor and return it to normal condl-
tion.

While holding the l key, press and hold the II key until INITIAL 0K!"
appears.

oPlease note that resetting the microprocessor clears the contents
stored in, it returns the microprocessor to the condition when it left
the factory.

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DV-203/2070/DVF-5010/9010/K7010

DISASSEMBLY FOR REPAIR

2. Laser Pickup 4. Assemble
t.Ftemove the screws fixing the pickup. t. Assemble the traverse unit and the pickup in the
2.Ftemove the screws fixing the traverse motor. reverse order of disassembly.

2. Fix the A screw and the B adjusting screw when the
disc motor unit mount.

3. Fix the B screw so that the disc motor unit is at a level
with the traverse unit.

K UNIT

5%
B SCREW
(BLK)
3. Disc Motor
1. Remove the A screw and the B screw in the order. NG
Note: No need to remove the laser pickup when disc

motor replace procedure.

4. After assembled the pickup. the traverse motor unit or
the disc motor, adjust "TANGENTIAL" and "TILT" of
the adjustment.

(Need not adjust this adjustment to exchange the tra-

verse unit.)

10

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DV-203/2070/DVF-5010/9010/K7010

CIRCUIT DESCRIPTION

+

Pin No. Pin Name l/O DVF-9010 Dv-2o7o DVF-K7010 DV-5010 DV-203 DV-S701 DV-K751
F81 O O
26 MICPMUTE o o O
27 POWER 0 O O O O O
BIT 1 o O
28 ECHO-MUTE O O O
29 AVCC T
MIc REMOTE 1 l O
30 PANEL CLOSE sw I o O
MIC REMOTE o I O
31 PANEL OPEN sw I o O
3233 KEYO,1 I o O O O O O O
34 KEY 2 I O O O
35 VERSION I O O O O O O 0
36,37 7
38 AVSS T
39 LED 96KHZ o O o O O O
40 LED DTS/MPEG o O O O O O
ZCH DOWN MIX 0 O O
41 LED DVD 0 o o o O
42 LED VIRTUAL SURR o o O O O 0
LED STANDBY o O O
K 43 BBPA1 | O O
44 BBAO I O O
STE 0 O
45 SHUTTLE SW 1 I O O
BBPIW1 I O
SHUTTLE sw 0 I O O
46 BBPIWO I O
47 VCC ~
VOICEPDET I O O
48 BB»SF1 I 0
WOW I O O
49 BB-MUT I o O
50 BB-SFO | O
51 BB-DEM I o O
52 CE I O O O O O O 0
53-64 ADDRESS 010 O O O O O O
65.72 DATA 0-7 I/O 0 O O O O
73 V35 7
74 BANK A O O O O O O
75 POWER MUTE o o o O O O O O
75 EMPH o O O
77 CE 0 O O O O O O O
78 DI O O O O O O O O
79 SRDT I O O O O O 0
CL 0 A A O A A A A
80 SCLK o A A A A A A
O:use\ A:common use

17

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DV-203/2070/DVF-5010/9010/K7010

ADJUSTMENT

INPUT OUTPUT DVD ALIGNMENT
N°' ITEM 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 LEI/E? 100%COLOR monitor and the STILL (Mu/$2033) 1.oov (b)
BAR oscilloscope $0.05Vp-p
DISC Connect the TV (CYAN)
2 LEI/[$33) 75%COLOR monitor and the STILL (Mljfizggm 0.7V (c)
BAR oscilloscope :0.02Vp-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 :0.03Vp-p
PAL
DISC Connect the TV (WHITE)
1 LEI/DEE? 100%COLOR monitor and the STILL (MIIIIISanéA) 1.oov (b)
BAR oscilloscope :0.05Vp-p
DISC Connect the TV (CYAN)
2 LIIE/I/ITEE?C) 75%COLOR monitor and the STILL (MI/IAIIIfi2c3gA) 0.66V (0)
BAR oscilloscope 10.02Vp-p
(b) (C)
WHITE
0 l N: fl :80 it e
F s l l [E t t
< i
T 1.00V 1.oov L > i 0.7V oeev
I i0.05Vp-p :0.05Vp-p I O-I» tOLOZVp-p :0.02Vp-p
jl l_ L l L II I_ i
\ BURST i i \ BURST L
100% COLOR BAR (oscilloscope) 75% COLOR BAR (oscilloscope)
(d) (d)
w o
E a S E E a
3 > m on NTSC 0 o: NTSC
T 7+
0.648V 0.54av
:0.03Vp-p :0.03Vp-p
l l
100% COLOR BAR (oscilloscope) 100% COLOR BAR (oscilloscope)
MAIN C.B.A
g FP52LH P525)
< am Z:
z 2 - a
E 9 Z J L UJ O
- _l I LLI >- D: < UJ _I _I
E > o o 2 CC to an ¥
COLOR BAR (TV)
rpm
COMPONENT SIDE
25 ( )

7 V