Kenwood DVF 3020 Service Manual

Page 1

DVF73020(K) COVER1,1P( 99.112 0:01 PM \°-A/1

F\
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DVD VCD CD PLAYER

DVF-3020

KENWOOD

SERVICE MANUAL

© 1999-10/351-5588-00 (K/K) 1904

Tray top

(A29-1093-08) : B
(A29-1094-08) :s

From panel
(A60-1836-08) : B
(A60-1837-08) :s

KENWOOD DVD VCD 0n mvzmrm

vnwzn

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Power button
(K27-2400-08) :s
(K27-2407-08) : B

L::J

Front cover Leg
(310-3573-08) (J02-1468-08)

Top cover
(A01 -3749-08) : B FlCA jack
(AO1-3754-08) : s (E63-1 134-08)
AC w ~
ilill;l%l§§il @@
@l
L=J 1: :|
Optical receiving Y/C connector Connectorx2 Connector

(W02-2736-08) (E40-8534-08)

(E40-8598-08) (E40-8593-08)

B: Black 3: Silver

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

KENWOOD-Crop. certilies this equipment conforms to DHHS
Regulations No. 21 DFR 1040 10, Chapter 1, Subchapter 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.

Page 2

DVF73020(K) COVER1,1P( 99.112 0:01 PM «392 /1

DVF-3020

CONTENTS / ACCESSORIES

Contents

CONTENTS / ACCESSORIES .....
BLOCK DIAGRAM ......

PC BOARD ........................
..3 SCHEMATIC DIAGRAM
ADJUSTMENT ..... ..7 EXPLODED VIEW ..

ABBREVIATION... ..8 PARTS LIST .........
VOLTAGE CHART 10 SPECIFICATIONS

WIRING DIAGRAM .....

........ Back cover

Note: There is different part in this manual as compared with a usual one because we use OEM

factorys data.
Refer to DVF-5020 service manual (B51-5580-00) on Disassembly for Repair and Circuit

Description.

KENWOOD MODEL GEM MODEL
DVF»3020 DVD-A160 series

Accessories

,
Remote control unit ......... 1 Batteries .................... 2 AC cord ...................... 1
(A70-1353-08) for remote control unit [size "AA"] (E30-2946-08)

%

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\/

Video/audio cable ............ 1 Optical cable ................... 1
(E30-2938-08) (319-161 508)

£9

How to read the schematic diagram

J

Connection of from" or to".

OFTR @

Port name
~ There are some destinations in this schematic.

Page 24

DVF73020(K) PCBSD2,ZP( 99.112 0:06 PM «5? 9

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OPTICAL PICK UP UNIT
FP5201

GNDLD]
LD

TC520 1
TCSEOE

2 ::C+2V TCEEOS
TC5204
LEMON TC5205
VCC+5V Tcseos
TC5207
TCEEOE
TCEEOQ
TC5210
TC52 1 1
TCEE 12
3 VCCfiV TCEE 13
SRFi . VLP0323AED 1T
5ND TC52 14
VREFZ. 2V TC5215
VCCfiV TCEE 15
TC52 17
TCEEiB
TC5219
/\
\ j
4

CAUTION: For continued safety, replace safety critical components
only with manufacturer's recommended parts (refer to parts list).A
indicates safety critical components. For continued protection against
risk of fire, replace only with same type and rating fuse(s). To reduce
the risk of electric shock, leakage-current or resistance measurements
shall be carried out (exposed parts are acceptably insulated from the
supply circuit) before the appliance is returned to the customer.

The DC voltage is an actual reading measured with a high impedance
type voltmeter with no signal input. The measurement value may vary
5 depending on the measuring instruments used or on the product.

ADSCSECWON:UB)SRVSECWON:QBLAVDECSECWON:GB)VDACSECWON:MM)
lnEs+avl FEP SECTION : (5/8), CPU SECTION : (6/8), CLK SECTION : (7/8), ODC SECTION : (8/8)

IC5201

«MAIN SIGNAL PATl-l
VDUT 3

N. C.

VIN E

GND

C5203
0 . 1

+

C5202
10V 10

C5230
Int-V 18K

[SPEEDS

[$5206 C5231
3. 3

VLGD77QI< 100

27

R5201 a Gas/2% 1
§« ' onaaoa {SWITCHING}
Ln 0- R5202 UNEE 12-TX é.
U lmflac 2. 2 [SWITCHING]

/ 150K

ESE 1 1 15T
( LD DRIVE]

LDDNB
LDGNA

I C 5 2 O 2
AN87OEFHQ
[FRONT END PROCESSOR)

CP5204

0.1

+ 7
15v 10

TC5232
TL5205

7501520 1

FE
TE
TKC
DEAL
DFI'LVL
EIDOLVL
DSLD

CP5203
CPEEOE

a

$6

C5225

NUTE:DO NOT USE TI-E PART NUMBER SHOWN ON THIS DRAWING FDR ORDERING.

TI-E CORRECT PART NUMBER IS SHOWN IN TI-E PARTS LIST- AND MAY BE
SLIGHTLY DIFFERNT DR AMENDE SINCE THIS DRAWING WAS PREPARED. _

Y22-8202-73

KENWOOD