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Kenwood DV-502 Service Manual

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DVD / CD PLAYER
DV-502/503/DVF-3050
DVF-3050-S/3550/3550-S
SERVICE MANUAL
Front Panel *
(A60-)
Button(POWER) *
(K27-)
Top cover *
(A01-)
DIGITAL OUTPUT
AUDIO OUTPUT
(PCM/BIT STREAM)
OPTICAL COAXIAL
RCA jack
(E63-1227-08)
RCA jack
(E63-1226-08)
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the porduct relating to laser
product safety.
KENWOOD-Crop. certifies this equipment conforms to DHHS
Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J.
DANGER : Laser radiation when open and interlock
defeated.
AVOID DIRECT EXPOSURE TO BEAM.
VIDEO OUTPUT
COMPONENT
VIDEO OUTPUT
Cr
L
Cb
R
Y
S-VIDEO
RCA jack *
(E63-)
RCA jack
(E63-1191-08)
Caution : No connection of ground line if disassemble
© 2001-5/B51-5731-00 (K/K) 3470
Window *
(B10)
Button *
(K27-)
AC power cord *
(E30-)
* Refer to parts list on page 18 .
the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.
Button(PLAY) *
(K27-)
Button(SKIP) *
(K27-)
AC power cord bushing
(J42-0350-08)
70%

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  Summary of Contents for Kenwood DV-502

  • Page 1 Please connect the ground line on product safety. rear panel, PCBs, Chassis and some others. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and interlock defeated.
  • Page 2: Table Of Contents

    WIRING DIAGRAM ...........10 SPECIFICATIONS ........Back cover Attention Please contact our KENWOOD Service Department in your side if you want the service information; Circuit Description. Full Described Parts list and so. Information is available to you by internet from us. Accessories...
  • Page 3: Disassembly For Repair

    DV-502/503/DVF-3050/3550 DISASSEMBLY FOR REPAIR How to Remove Disc in unit Slide the lever of the mechanism from bottom side as figure if you can't get the disc on the tray. CAUTIONS The marking of products using lasers (Except for some areas)
  • Page 4: Block Diagram

    VIDEO-MUTE SMPS D-RAS0- IC301 SPDIF EXCEPT COAXIAL SDRAM-64MBIT ADDR (E,T) TYPE HY57V651610BLTC-8 +12V ANALOG VCC D-CAS0- 125MHz +8V ANALOG VCC D-CAS1- -8V ANALOG VCC +5V DIGITAL VCC OPTICAL +3.3V DIGITAL VCC +8V MOTOR VCC +12V MOTOR VCC 5V FRONT DV-502/503,DVF-3050...
  • Page 5: Circuit Description

    DV-502/503/DVF-3050/3550 CIRCUIT DESCRIPTION 1. MPEG: STI5519 Note: Port list sorted by function for MPEG IC Main Alternate function Port No. Port Name Function Input Output Audio DAC DAC SCLK Over sampling clock EXT AUD CLOCK DAC PCMOUT0 PCM out 0...
  • Page 6 DV-502/503/DVF-3050/3550 CIRCUIT DESCRIPTION Main Alternate function Port No. Port Name Function Input Output PARA DATA(7)/UART2 CTS PIO3(7) DVD RESET I/O PIO3(7) COPM OUT0 (CTS2) 39~46 PIO4(0~7) I/O PIO4(0~7) YC(0~7) Reserved B WCLK I/O Unused B V4 I/O Unused NRSS OUT...
  • Page 7 DV-502/503/DVF-3050/3550 CIRCUIT DESCRIPTION Main Alternate function Port No. Port Name Function Input Output I REF YCC I REF DAC YCC V REF YCC Y REF DAC YCC VDD RGB YDDA RGB =2.5V VSS RGB VDD YCC YDDA YCC =2.5V VSS YCC...
  • Page 8 DV-502/503/DVF-3050/3550 CIRCUIT DESCRIPTION 2-2 D/A Converter : PCM1748(IC801) Pin No. Pin Name Description Audio data bit clock input. DATA Audio data digital input. LRCK Audio data latch enable input. DGND Digital ground. Digital power supply (+3.3V). Analog power supply (+5V).
  • Page 9: Circuit Description

    DV-502/503/DVF-3050/3550 CIRCUIT DESCRIPTION 2-4 DC Motor Driver : KA8082(ICM21) Internal Block Diagram Pin No. Pin Name Description Ground Output 1 GND 1 8 V02 VCTL Motor speed control DRIVER OUT VIN1 Input 1 VIN2 Input 2 VO1 2 7 PVCC...
  • Page 10: Wiring Diagram

    (E,T) TYPE ONLY CP801 CP802 SCART BOARD CN805 OUTPUT BOARD POWER CP701 CN803 SUPPLY(SMPS) JK803-B IC805 (K,P) : AC120V 60Hz JK701 (Y,M) : AC110-120V/220-240V~ JK803-A 50/60Hz JK801 : AC240V~ 50Hz CP702 CN806 (T,E) : AC230V~ 50Hz JK804 MSW1 JK802 POWER MCN1 DV-502/503,DVF-3050...
  • Page 11: Pc Board

    PC BOARD (Component side view) FRONT BOARD FIG903 FIG90 FL901 J021 C906 D905 FIG92 FIG91 FIG902 FIG901 L902 C908 RM901 CN901 C902 IC901 C905 J015 D901 J016 J006 J014 D902 D903 C910 C911 CN902 38KHZ JRC C904 PLAY/PAUSE SW903 STOP SW902 R908 J002...
  • Page 12 PC BOARD(Component side view) MAIN BOARD C231 C230 J203 C228 C229 C512 SCART BOARD J736 C223R C223G C223B R730 R705 R707 CP201 L210 C719 CP204 C222R C222G R732 C224G C224B C225R C222B J204 C225G C225B C224R C234 R716 R221R R221G R223G R223B R221B...
  • Page 13 MAIN BOARD 5.3V 5.3V +2.5V +2.5V 3.3V +3.3V +3.3V RA401 47 3.3V CP202 IC401 3.1V RA403 47 3.1V BYTE RA402 47 3.1V C221 100u10 3.1V C218 3.1V C220 DQ15 3.1V 0.01 3.1V RA404 47 DQ14 3.1V R411 DQ13 3.2V CPU DATA(14) R413 CPU DATA(15) DQ12...
  • Page 14 : STI5519 IC202 : M24C02WM IC301 : KS641632D +2.5V 3.3V IC401 : M29W800AT* * Refer to parts list. +3.3V +3.3V IC501 : M74HCU04M DV-502/503 VDF-3050/3550 ICM21 : KA8082 HEX UNBUFFERED DESTINATION C502, DESTINATION C502, R205 R205 IC801 PCM1748KE INVERTER COUNTRY ABB.
  • Page 15: Schematic Diagram

    OUTPUT 3.3V R836R D6,8,9 1N4937 +3.5V +3.5V +3.5V HER105 Rch 2 2.5V DGND D10,11 SF24 1N5819 +2.5V +2.5V 5.3V : SR204 +12VM +12V 1N5239B TRACK MGND : 1N5226B RANDOM +9VM R838 RESUME INTRO PROG. D805 R837 DV-502/503/DVF-3050/3550 Q805 DV-502/503,DVF-3050 Y22-8580-10...
  • Page 16 USED (E,T) TYPE COMPONENT VIDEO AUDIO DIGITAL OUTPUT VIDEO OUTPUT OUTPUT OUTPUT COAXIAL OPTICAL JK804 JK803 JK802 JK801 IC805 (B') S-VIDEO (B') POWER MSW1 3x8 (BLK) : N89-3008-45 4x8 (BLK) : N09-5268-08 : N09-5369-08 3x10 : N89-3010-46 3x18 : N09-5269-08 M3x6 (BLK) : N30-3006-45 M3x6...
  • Page 17 H : Korea M : Other Areas indicates safety critical components . Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components . There are only different parts from DV-502/DVF-3050,3050-S...
  • Page 18: Power Supply

    ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 19 ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 20: Main Board

    ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 21: Exploded View

    ✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 22: Parts List

    China England Europe Germany Korea Malaysia Mexico Desti- Add- MODEL ABB. Ref. No Parts No. Description ress Parts nation marks DV-502 ✽ IC202 M24C02WM IC-EEPROM M24C02WM20940740NR DV-503 ✽ IC301 KS641632D IC SDRAM KS641632DJ2131003020X DVF-3050 ✽ IC401 M29W800AT502K IC KPYYS DVF-3050-S ✽...
  • Page 23: Specifications

    Digital output level/impedance COAXIAL ..........0.5 Vp-p / 75 Ω OPTICAL..-21 dBm ~ -15 dBm (Wave length 660 nm) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. Notes • Sufficient performance may not be exhibited at extremely cold locations (Where water freezes).

This manual is also suitable for:

Dv-503Dvf-3050Dvf-3050-sDvf-3550Dvf-3550-s