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Kenwood DVF-3020 Service Manual
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Kenwood DVF-3020 Service Manual

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DVD VCD CD PLAYER
DVF-3020
SERVICE MANUAL
DVF-3020
Power button
(K27-2400-08) : S
(K27-2407-08) : B
Top cover
(A01-3749-08) : B
RCA jack
(A01-3754-08) : S
(E63-1134-08)
DIGITAL AUDIO OUT
(PCM/BIT STREAM)
OPTICAL
Optical receiving
(W02-2736-08)
In compliance with Federal Regulations, following are repro-
ductions 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, Subchapter J.
DANGER : Laser radiation when open and interlock
defeated.
AVOID DIRECT EXPOSURE TO BEAM
Tray top
(A29-1093-08) : B
(A29-1094-08) : S
Front cover
(B10-3573-08)
AUDIO OUT
L
VIDEO
S VIDEO OUT
OUT
Y/C connector
Connectorx2
(E40-8534-08)
(E40-8598-08)
Caution : No connection of ground line if disassemble
© 1999-10/B51-5588-00 (K/K) 1904
OPEN/CLOSE
VIRTUAL
STANDBY
SURROUND
AV1
AV2
B: Black
the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.
Front panel
(A60-1836-08) : B
(A60-1837-08) : S
Leg
(J02-1468-08)
AC IN
Connector
(E40-8593-08)
S: Silver
70%

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Summary of Contents for Kenwood DVF-3020

  • 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 DFR 1040. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated.

  • Page 2: Table Of Contents

    DVF-3020 CONTENTS / ACCESSORIES Contents CONTENTS / ACCESSORIES ........2 PC BOARD .............. 16 BLOCK DIAGRAM ............3 SCHEMATIC DIAGRAM .......... 21 ADJUSTMENT ............7 EXPLODED VIEW ............51 ABBREVIATION............8 PARTS LIST..............54 VOLTAGE CHART............10 SPECIFICATIONS ........Back cover WIRING DIAGRAM ...........15 Note: There is different part in this manual as compared with a usual one because we use OEM factory's data.
  • Page 3 MECHANISM UNIT MODULE C.B.A. MOTHER C.B.A. IC5202 IC2001 IC7001 IC3001 IC4201 FRONT OPTICAL AUDIO PICK UP PROCESSOR UNIT CONVERTER (FEP) IC2501 16.9MHz AUDIO OPTICAL DIGITAL 5.1ch SPINDLE IC4211 DISC SPINDLE SERVO MODEL MOTOR DECODER CONTROLLER MOTOR CONTROLLER ONLY DRIVE (AV DEC) (ODC) (DSC) AUDIO...
  • Page 4 RF SIGNAL SPINDLE MOTOR DRIVE SIGNAL STEPPING MOTOR DRIVE SIGNAL TRACKING ERROR SIGNAL FOCUS ERROR SIGNAL STEPPING MOTOR UNIT IC5202 IC2001 IC2511 STEPPING MOTOR OPTICAL PICK UP UNIT (FEP) (DSC) (MOTOR DRIVE) VO3- VIN6 PHOTO DETECTOR VIN5 VO3+ VIN1 RDTN TRSDRV-A OPIN4- HEAD...
  • Page 5 MODULE C.B.A. MOTHER C.B.A. A770,A560,A360 SERIES MODEL ONLY IC3531-16 IC3531-14 IC3531-19 IC3201-29 IC3201-32 2.2Vp-p(20usec./div.) 1.2Vp-p(20usec./div.) 2.2Vp-p(20usec./div.) IC3001-206 IC3001-201 IC3001-161 to 168 0.68Vp-p(20usec./div.) 0.64Vp-p(20usec./div.) 1.5Vp-p(20usec/div) 1.2Vp-p(20usec/div) 6.0Vp-p(20usec./div.) Q3601 Q3602 IC3201-23 IC3201-25 IC3001 1.2Vp-p(20usec./div.) 1.5Vp-p(20usec./div.) FROM (AV DECORDER) IC6201-80PIN QR3601 IC3531 EXCEPT A770,A560,A360 SERIES Y ADJ.
  • Page 6 KARAOKE MODEL ONLY IC4671 VR4691 VOICE DET LEVEL MIC1 IC6001-51PIN IC3001-185 IC4671 IC4691 IC4952 IC4951 IC4952 IC4691 6.4Vp-p(10usec./div.) VR4692 VR4952 ECHO IC3001 MIC2 0.7Vp-p(0.5msec./div.) Except A770,A560, A360 SERIES Except A770,A560, ECHO MUT A770,A560,A360 A360 SERIES FROM IC4451 SERIES ONLY IC6001-49PIN IC4201 Except A770,A560, (AUDIO D/A CONVERTER)

  • Page 7: Adjustment

    DVF-3020 ADJUSTMENT 1. Video Output (Luminance Signal) Adjustment Do this adjustment after replacing a C.B.A. Measurement point Adjustment point Mode Disc Video output terminal VR3501 (mother C.B.A.) Color bar 75% DVD disc (Color bar 75%) Measuring equipment, tools Adjustment value Screwdriver, Oscilloscope 1000mVp-p±20mV...

  • Page 8: Abbreviation

    DVF-3020 ABBREVIATION 3. Abbreviations INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS A0~UP ADDRESS D DRPOUT DROP OUT SIGNAL ACLK AUDIO CLOCK DREQ DATA REQUEST AD0~UP ADDRESS BUS DRESP DATA RESPONSE ADATA AUDIO PES PACKET DATA DIGITAL SERVO CONTROLLER ADDRESS LATCH ENABLE DSLF DATA SLICE LOOP FILTER...
  • Page 9 DVF-3020 ABBREVIATION INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS P1~UP PORT TRACKING ERROR CD TRACKING PHASE DIFFERENCE TIBAL BALANCE CONTROL PLL CLOCK BALANCE OUTPUT 1 PDVD DVD TRACKING PHASE BALANCE INPUT DIFFERENCE BALANCE INPUT PEAK CAP. FOR PEAK HOLD BALANCE OUTPUT 2 PLLCLK...

  • Page 10: Voltage Chart

    DVF-3020 VOLTAGE CHART 4. VOLTAGE CHART 4-1 POWER SUPPLY C.B.A. 4-2 MODULE C.B.A.
  • Page 11 DVF-3020 VOLTAGE CHART...
  • Page 12 DVF-3020 VOLTAGE CHART...
  • Page 13 DVF-3020 VOLTAGE CHART 4-3 MOTHER C.B.A.
  • Page 14 DVF-3020 VOLTAGE CHART 4-4 SCART C.B.A. IC3801 IC3811 Ref No. MODE STOP -12.4 -5.0 -5.0 PLAY -12.7 -5.0 -5.0 IC3812 Ref No. MODE STOP -5.0 PLAY -5.0 IC3813 Ref No. MODE STOP -5.0 PLAY -5.0 IC3821 Ref No. MODE STOP -5.0...
  • Page 16 THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH CAUTION PS1101 THE PRIMARY FROM THE SECONDARY CIRCUIT. PAY ATTENTION NOT TO RECEIVE AN ELECTRIC SHOCK DURING REPAIR AND SERVICE OF THE PRODUCTS. R1161 W004 POWER SUPPLY C.B.A. W052 C1117 C1121 C1154 IC1101 R1106...
  • Page 17 MODULE C.B.A. (1/2) TC4006 TC4008 TC4012 TC4014 TC4016 TP6252 TP6251 TC4007 TC4009 TC4013 TC4015 C3041 TC3202 TC3206 TC3209 TC3204 LB7001 TC3201 TC3207 TC3208 TC3205 TC3203 TC7002 TC7004 TC7001 TC7003 PS4201 PS3201 TP6202 TP6204 C3043 TC4019 TP6257 TP6255 TP6253 TC4003 TC4005 TC4011 TC4018 C3012 TC4001...
  • Page 18 MOTHER C.B.A. JK4771 JK4502 JK4501 JK3541 IC4781 Q4915 C3550 W082 S4501 R4584 PP3801 C3500 R4916 PP1101 C4920 C4782 LB4771 Q4501 CP4502 C4774 Q4914 W501 C4551 W331 LB4561 D3546 D3545 D3543 D3544 D3541 D3542 Q4505 FL3551 CP4501 C4781 C4571 W831 C4773 C4751 W511 R4506...
  • Page 19 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depend- ing on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 20 The DC voltage is an actual reading measured with a high imped- ance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 21 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 22 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 cus- tomer. DVF-3020 Y22-8202-73...
  • Page 23 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 appli- ance is returned to the customer. DVF-3020 Y22-8202-73...
  • Page 24 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 25 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 26 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measure- ment value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 27 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 28 The DC voltage is an actual reading measured with a high impedance type volt- meter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 29 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measur- ing instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 30 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depend- ing on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 31 DVF-3020 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product.
  • Page 32 The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. DVF-3020 Y22-8202-73...
  • Page 33 To reduce the risk of electric shock, leakage-current or resistance measurements shall be car- DVF-3020 ried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
  • Page 34 DVF-3020 EXPLODED VIEW (MECHANISM) 629(7P) Parts with exploded numbers larger than 700 are not supplied.
  • Page 35 DVF-3020 EXPLODED VIEW (MECHANISM) Parts with exploded numbers larger than 700 are not supplied.
  • Page 36 (6P) DL6001 OPEN/ STOP PAUSE PLAY CLOSE SKIP SKIP S6007 S6003 S6005 S6001 S6006 S6002 POWER S6401 B9 B9 (7P) (6P) N09-5149-08 (B) N09-5183-08 (S) N09-5150-08 N09-5150-08 N09-5184-08 3x12 N09-5154-08 3x20 N09-5189-08 602x 3x25 N09-5156-08 2.6x10 N09-5157-08 3x10 N09-5158-08 DVF-3020...

  • Page 37: Description

    Description Ref. No Parts nation marks ress ress Parts nation marks C1031 CE04EW1V470M ELECTRO 47UF 35WV DVF-3020 B : BLACK S : SILVER C1041 CQ93FMG1H103J MYLAR 0.010UF C1052 CK45FB1H102K CERAMIC 1000PF A01-3749-08 TOP COVER VGM1591 C1053 CE04KW0J331M ELECTRO 330UF 6.3WV...
  • Page 38 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 39 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 40 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 41 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 42 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 43 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 44 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 45: Specifications

    KENWOOD ELECTRONICS GULF FZE KENWOOD ELECTRONICS U.K. LIMITED P.O.Box 61318, Jebel Ali, Dubai, U.A.E. KENWOOD House, Dwight Road, Watford, Herts., WD1 8EB., United Kingdom KENWOOD ELECTRONICS SINGAPORE PTE LTD. KENWOOD ELECTRONICS BELGUM N.V. No. 1 Genting Lane #02-02, KENWOOD Building, Singapore, 349544 Meachelsesteenweg 418, B-1930 Zaventem, Belgium KENWOOD ELECTRONICS (MALAYSIA) SDN BHD.