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Philips DVP620VR/78 Service Manual
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Philips DVP620VR/78 Service Manual

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See also: Owner's Manual , Quick User Manual
DVD + VCR Combi
Service
Service
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Service Manual
Contents
Chapter
Sec. 1:
Technical Specifications
Schematic Diagrams and CBA's
Exploded Views
Mechanical and Electrical Parts Lists
Sec. 2: Standard Maintenance
Mechanism Alignment Procedures
Disassembly / Assembly of Mechanism
Deck Exploded Views
c Copyright 2004 Philips Consumer Electronics B.V. Eindhove, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval
system or transmitted, in any form or by any means, electronic, mechanical, photocopying,
or otherwise without the prior permission of Philips.
Published by FU 0422 Service AVE
Version 1.0
Survey of versions:
/78
Printed in The Netherlands
NTSC
Subject to modification
DVP620VR
/78
CLASS 1 LASER PRODUCT
KLASSE 1 LASER PRODUKT
KLASS 1 LASER APPARAT
CLASSE 1 PRODUIT LASER
GB
3139 785 30690

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Summary of Contents for Philips DVP620VR/78

  • Page 1 CLASS 1 LASER PRODUCT KLASSE 1 LASER PRODUKT KLASS 1 LASER APPARAT c Copyright 2004 Philips Consumer Electronics B.V. Eindhove, The Netherlands CLASSE 1 PRODUIT LASER All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips.

  • Page 2: Table Of Contents

    MAIN SECTION DIGITAL VIDEO DISC PLAYER & VIDEO CASSETTE RECORDER Sec. 1: Main Section I Adjustment Procedures I Schematic Diagrams and CBA’s I Exploded Views I Mechanical and Electrical Parts List TABLE OF CONTENTS LASER BEAM SAFETY PRECAUTIONS ........... . . 1-1-1 IMPORTANT SAFETY PRECAUTIONS .

  • Page 3: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on.

  • Page 4: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Product Safety Notice J. Be careful that foreign objects (screws, solder droplets, etc.) do not remain inside the set. Some electrical and mechanical parts have special K. Crimp type wire connector safety-related characteristics which are often not evi- The power transformer uses crimp type connectors dent from visual inspection, nor can the protection they which connect the power cord and the primary side...

  • Page 5: Safety Check After Servicing

    Safety Check after Servicing Examine the area surrounding the repaired location for Chassis or Secondary Conductor damage or deterioration. Observe that screws, parts, and wires have been returned to their original posi- Primary Circuit Terminals tions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety standards.

  • Page 6: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications Pb (Lead) Free Solder When soldering, be sure to use the Pb free solder. a. The output pin of the 3 pin Regulator ICs is indi- cated as shown. How to Remove / Install Flat Pack-IC Top View Bottom View 1.
  • Page 7 3. The flat pack-IC on the CBA is affixed with glue, so With Soldering Iron: be careful not to break or damage the foil of each (1) Using desoldering braid, remove the solder from all pin or the solder lands under the IC when removing pins of the flat pack-IC.
  • Page 8 (4) Bottom of the flat pack-IC is fixed with glue to the 2. Installation CBA; when removing entire flat pack-IC, first apply (1) Using desoldering braid, remove the solder from soldering iron to center of the flat pack-IC and heat the foil of each pin of the flat pack-IC on the CBA so up.
  • Page 9 Instructions for Handling Semi-conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electro- static charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1MΩ) that is prop- erly grounded to remove any static electricity that may be charged on the body.

  • Page 10: Function Indicator Symbols

    FUNCTION INDICATOR SYMBOLS Note: If a mechanical malfunction occurs, the power is turned off. When the power comes on again after that by pressing [STANDBY-ON] button, an error message is displayed on the TV screen for 5 seconds. Led Mode Indicator Active When reel and capstan mechanism is not “EJECT A R”...

  • Page 11: Preparation For Servicing

    PREPARATION FOR SERVICING How to Enter the Service Mode About Optical Sensors Caution: An optical sensor system is used for the Tape Start and End Sensors on this equipment. Carefully read and follow the instructions below. Otherwise the unit may operate erratically. What to do for preparation Insert a tape into the Deck Mechanism Assembly and press the PLAY button.

  • Page 12: Operating Controls And Functions

    OPERATING CONTROLS AND FUNCTIONS 1-6-1 H9622IB...
  • Page 13 1-6-2 H9622IB...
  • Page 14 1-6-3 H9622IB...
  • Page 15 1-6-4 H9622IB...
  • Page 16 1-6-5 H9622IB...
  • Page 17 1-6-6 H9622IB...

  • Page 18: Signal Name Abbreviations

    SIGNAL NAME ABBREVIATIONS Signal Name Function Signal Name Function Amp. Output Control Signal for FIP Drive Power Supply Test Point 3.58MHz 3.58MHz Clock Playback/Record Control Signal CTL (+) A-COM Audio Head Common CTL (-) Playback/Record Control Signal (-) A-IN Audio Signal Input CTLA CTL Amp.
  • Page 19 Signal Name Function Signal Name Function Hi-Fi-H-SW HiFi Audio Head Switching Pulse Operation Mode Selecting Input Signal Audio Mode Input HiFi=”L”/ HiFi/NOR-IN Normal=”H” T-REEL Take Up Reel Rotation Signal Interlace/Progressive Detector TIMER+5V +5V at Timer I/P-SW Signal TU-VIDEO Tuner Video Input Signal IIC-BUS- SCL IIC BUS Control Clock V(L)

  • Page 20: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart REMOVAL This flowchart indicates the disassembly steps to gain REMOVE/*UNHOOK/ LOC. PART Fig. access to item(s) to be serviced. When reassembling, UNLOCK/RELEASE/ Note follow the steps in reverse order. Bend, route, and UNPLUG/DESOLDER dress the cables as they were originally. Chassis 5(S-7), 2(S-8) [1] Top Case...
  • Page 21 Reference Notes CAUTION 1: Locking Tabs (L-1) and (L-2) are fragile. Be careful not to break them. (S-1) [1] Top Case 1-1. Release three Locking Tabs (L-1). 1-2. Release three Locking Tabs (L-2), then remove the Front Assembly. CAUTION 2: Electrostatic breakdown of the laser diode in the optical system block may occur as a potential difference caused by electrostatic charge accumulated on cloth, human body etc, during...
  • Page 22 CN401 (S-3) (S-7) CN601 (S-7) (S-3) [4] DVD Mecha Assembly (S-3) (S-7) (S-5) (S-4) (S-8) [6] Loader Holder (S-8) [8] VCR Chassis Unit [5] Partition Plate Fig. D3 Fig. D5 (S-6) (S-6) [7] DVD Main CBA Unit CN301 CN201 DVD Mecha Short the three short lands by soldering.
  • Page 23 Cylinder Assembly FE Head ACE Head Assembly SW512 Lead with blue stripe [9] Deck Assembly LD-SW Desolder (S-11) [12] Main CBA [9] Deck Assembly [11] Power SW CBA Cam Gear (S-9) [12] Main CBA Hole [10] DVD Shaft Open/Close CBA (S-10) Hole Desolder...
  • Page 24 HOW TO EJECT MANUALLY 1. Remove the Top Case. 2. Rotate the roulette in the direction of the arrow as shown below. 3. Pull the tray slowly with a hand. View for A Rotate this roulette in the direction of the arrow DVD Mecha 1-8-5 H9622DC...

  • Page 25: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: "CBA" is an abbreviation for "Circuit Board Assembly." NOTE: Figure 1 1.Electrical adjustments are required after replacing circuit components and certain mechanical parts. It is important to do these adjustments only after EXT. Syncronize Trigger Point all repairs and replacements have been com- pleted.

  • Page 26: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE 1. Turn the power on and remove the disc on the tray. 5. After programming is finished, the tray opens auto- 2. To put the DVD player into version up mode, press matically. Fig. e appears on the screen and the [9], [8], [7], [6], and [SEARCH MODE] buttons on checksum in (*3) of Fig.

  • Page 27: Block Diagrams

    BLOCK DIAGRAMS <VCR SECTION> Servo / System Control Block Diagram 1-11-1 H9622BLS...
  • Page 28 Video Block Diagram 1-11-2 H9622BLV...
  • Page 29 Audio Block Diagram H9622BLA 1-11-3...
  • Page 30 Hi-Fi Audio Block Diagram H9622BLH 1-11-4...
  • Page 31 Power Supply Block Diagram 1-11-5 H9622BLP...
  • Page 32 BLOCK DIAGRAMS <DVD SECTION> DVD System Control / Servo Block Diagram 1-11-6 H9622BLSD...
  • Page 33 Digital Signal Process Block Diagram 1-11-7 H9622BLD...
  • Page 34 DVD Video / Audio Block Diagram 1-11-8 H9622BLVD...

  • Page 35: Schematic Diagrams / Cba's And Test Points

    Under no circumstances should the original design be AREA B1 Line Number modified or altered without written permission from (1 to 3 digits) Philips Consumer Electronics Company. Philips 1-D3 assumes no liability, express or implied, arising out of any unauthorized modification of design. Servicer Examples: assumes all liability.
  • Page 36 Main 1/8 Schematic Diagram Parts Location Guide < VCR Section > Ref No. Position Ref No. Position CAPACITORS TRANSISTORS C023 Q506 RESISTORS C502 C505 R502 C507 R503 C508 R504 C509 R507 C511 R508 C512 R511 C514 R517 C515 R518 C521 R521 C522 R523...
  • Page 37 Main 1/8 Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes IC501 KEY VOLTAGE CHART on the Schematic Diagrams are as shown below: Pin No. KEY 1 (67 PIN) KEY 2 (66 PIN) Voltage PLAY MODE 0.00 ~ 0.51V POWER DVD/VCR...
  • Page 38 Main 2/8, Sensor & Power SW Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes FIP502 MATRIX CHART on the Schematic Diagrams are as shown below: SACD PLAY MODE “ “ = SMD PSCAN REPEAT REC MODE (2.5) DVD MODE...
  • Page 39 Main 2/8 Schematic Diagram Parts Location Guide < VCR Section > Ref No. Position Ref No. Position CAPACITORS RESISTORS C540 R575 C550 R576 C571 R580 C572 R585 C574 R586 C701 R587 C703 R588 C704 R590 C708 R591 C709 R593 CONNECTOR R594 CN509 R600...
  • Page 40 Main 3/8 Schematic Diagram Parts Location Guide < VCR Section > Ref No. Position Ref No. Position Ref No. Position CAPACITORS CAPACITORS RESISTORS C301 C404 R308 C302 C405 R309 C303 C406 R310 C304 C407 R311 C305 C408 R314 C307 C409 R315 C308 C410...
  • Page 41 Voltage indications for PLAY, REC and DVD modes Main 3/8 Schematic Diagram < VCR Section > on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE REC MODE (2.5) DVD MODE < > THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE PLAY,REC &...
  • Page 42 Main 4/8 Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE REC MODE (2.5) DVD MODE < > THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE PLAY,REC &...
  • Page 43 Main 4/8 Schematic Diagram Parts Location Guide < VCR Section > Ref No. Position Ref No. Position CAPACITORS CAPACITORS C438 C489 C439 C491 C440 C492 C441 C493 C448 C494 C449 C495 C451 C496 C452 C498 C453 C499 C454 C455 IC451 COIL C456 C457...
  • Page 44 Main 5/8 Schematic Diagram Parts Location Guide < VCR Section > Ref No. Position Ref No. Position Ref No. Position CAPACITORS CAPACITORS RESISTORS C1201 C1535 R1223 C1202 C1536 R1224 C1205 C1537 R1225 CONNECTOR C1206 R1226 C1207 CN1601 R1236 DIODE C1208 R1238 C1221 D1301...
  • Page 45 Main 5/8 Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE REC MODE (2.5) DVD MODE < > THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE PLAY,REC &...
  • Page 46 Main 6/8 Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes “ “ = SMD on the Schematic Diagrams are as shown below: PLAY MODE REC MODE (2.5) DVD MODE < > THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE PLAY,REC &...
  • Page 47 Main 7/8 & DVD Open/Close Schematic Diagram < VCR Section > Voltage indications for PLAY, REC and DVD modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE REC MODE (2.5) DVD MODE < > THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE PLAY,REC &...
  • Page 48 Main 8/8 Schematic Diagram < VCR Section > CAUTION CAUTION ! Voltage indications for PLAY, REC and DVD modes FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. on the Schematic Diagrams are as shown below: “...
  • Page 49 Main CBA Top View DVD Open/Close Power SW CBA CAUTION ! CAUTION Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. CBA Top View Top View FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, If Main Fuse (F1001) is blown, check to see that all components in the power supply REPLACE ONLY WITH THE SAME TYPE FUSE.
  • Page 50 Main CBA Bottom View CAUTION CAUTION ! FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. REPLACE ONLY WITH THE SAME TYPE FUSE. If Main Fuse (F1001) is blown, check to see that all components in the power supply ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES circuit are not defective before you connect the AC plug to the AC power supply.
  • Page 51 Main CBA Parts Location Guide Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position Ref No. Position CAPACITORS CAPACITORS CAPACITORS CAPACITORS DIODES TRANSISTORS RESISTORS RESISTORS...
  • Page 52 DVD Main 1/3 Schematic Diagram < DVD Section > Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE STOP MODE (2.5) THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE BOTH PLAY &...
  • Page 53 DVD Main 2/3 Schematic Diagram < DVD Section > Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE STOP MODE (2.5) THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE BOTH PLAY &...
  • Page 54 IC101 VOLTAGE CHART PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----...
  • Page 55 DVD Main 3/3 Schematic Diagram < DVD Section > Voltage indications for PLAY and STOP modes on the Schematic Diagrams are as shown below: “ “ = SMD PLAY MODE STOP MODE (2.5) THE SAME VOLTAGE FOR INDICATES THAT THE VOLTAGE BOTH PLAY &...

  • Page 56: Waveforms

    WAVEFORMS NOTE: Input VCR: COLOR BAR SIGNAL (WF1~WF3) DVD: POWER ON (STOP) MODE (WF4~WF6) CD: 1kHz PLAY (WF7~WF9) TP751 WF 1 Pin 8 of CN1601 Pin 14 of CN1601 V-OUT E-E VIDEO-Y VIDEO-Y 0.2V 0.2V 20µs 10µs 50mV x 10 AUDIO-L AUDIO-L 0.5ms...

  • Page 57: Wiring Diagram < Vcr Section

    WIRING DIAGRAM < VCR SECTION > 1-14-1 H9622WI...

  • Page 58: Wiring Diagram < Dvd Section

    WIRING DIAGRAM < DVD SECTION > H9622WID 1-14-2...

  • Page 59: System Control Timing Charts

    SYSTEM CONTROL TIMING CHARTS [ VCR Section ] Mode SW : LD-SW LD-SW Position detection A/D Input voltage Limit Symbol (Calculated voltage) 3.76V~4.50V (4.12V) 4.51V~5.00V (5.00V) 0.00V~0.25V (0.00V) 1.06V~1.50V (1.21V) 0.66V~1.05V (0.91V) 1.99V~2.60V (2.17V) 1.51V~1.98V (1.80V) 3.20V~3.75V (3.40V) 0.26V~0.65V (0.44V) 4.51V~5.00V (5.00V) 2.61V~3.19V...
  • Page 60 Still/Slow Control Frame Advance Timing Chart 1) SP Mode 18 RF-SW The first rise of RF-SW after a rise in F-AD signal F-AD (Internal Signal) "H" "H" "Z" C-DRIVE "L" "L" Stop detection (T2) Acceleration Detection (T1) Slow Tracking Value PB CTL Reversal Limit Value 20ms...
  • Page 61 2) LP/SLP Mode 18 RF-SW The first rise of RF-SW after a rise in F-AD signal F-AD (Internal Signal) "H" "H" "Z" C-DRIVE "L" "L" Stop detection (T2) Acceleration Detection (T1) Slow Tracking Value PB CTL Reversal Limit Value 20ms 27 C-F/R 79 H-A-SW 78 ROTA...
  • Page 62 EJECT ST-S/ END-S "OFF" CASS.LOAD LD-FWD 0.2S LD-REV 0.7S LD-FWD 0.4S LD-FWD 0.2S LD-REV 0.2S LD-FWD 0.5S LD-REV STOP(A) PLAY LD-FWD PLAY LD-FWD LD-REV 0.2S LD-FWD PLAY PLAY PAUSE (SLOW) LD-FWD STILL(SLOW) PLAY LD-REV 0.2S LD-FWD PLAY STOP /EJECT LD-REV STOP(A) Fig.
  • Page 63 STOP(A) STOP LD-REV 0.2S LD-FWD STOP /EJECT 1.0S LD-FWD 0.5S LD-REV STOP(A) LD-REV 0.2S LD-FWD STOP /EJECT LD-REV 1.0S LD-FWD 0.5S LD-REV STOP(A) LD-FWD PAUSE LD-FWD 2.5S Short REV LD-REV 0.2S LD-FWD REC PAUSE REC or PAUSE STOP /EJECT LD-FWD 1.5S LD-REV 0.2S...
  • Page 64 [ DVD Section ] Tray Close ~ Play / Play ~ Tray Open Tray Disc Disc Tray Play Close Rotation Stop Open 3.3V Tray IN (TL221) Sled Drive 1.65V (TP303) 1.65V Disc Drive (TP301) 1.65V Focus Drive (TP304) Tracking Drive 1.65V (TP302) 1-15-6...

  • Page 65: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS [ VCR Section ] Signal Active Function Name Level IC501( SERVO / SYSTEM CONTROL IC ) Power On Signal to 22 OUT P-ON-L “H” ≥ 4.5V, “L” ≤ 1.0V N.U. Not Used Signal Active Function Delayed Record Name Level 24 OUT D-REC-H...
  • Page 66 Signal Active Signal Active Function Function Name Level Name Level N.U. Not Used Drum PG/FG Input IN D-PFG PULSE Signal N.U. Not Used N.U. Not Used N.U. Not Used Capstan Motor N.U. Not Used IN C-FG Rotation Detection PULSE Pulse RF Conv.
  • Page 67 [ DVD Section ] IC571 [ PT6313-S-TP ] Signal Name Function Name FP-CLK Clock Input FP-STB Serial Interface Strobe N.U. Not Used N.U. Not Used Power Supply OUT a OUT b OUT c OUT d Segment Output OUT e OUT h Pull Down Level OUT i Segment Output...

  • Page 68: Lead Identifications

    LEAD IDENTIFICATIONS 2SA1175(J,H,F) 2SA1015-GR(TPE2) KIA4558P 2SK3543 2SC2785(J,H,F,K) 2SC1815-BL(TPE2) NJM4558D BA1F4M-T 2SC1815-GR(TPE2) BN1F4M-T 2SC1815-Y(TPE2) KRA103M 2SC2120-Y(TPE2) KRC103M KTC3198(Y,GR) KTA1266(GR) KTC3203(Y) KTA1267(GR,Y) KTC3193(Y) KTC3199(Y,GR,BL) G D S E C B E C B EL817A EL817B EL817C 2SC536NF-NPA-AT MM1636XWRE PT6313-S-TP LTV-817B-F 2SC536NG-NPA-AT LTV-817C-F PS2561A-1(Q,W) BU4053BCF FMG4A T148...

  • Page 69: Electrical Parts List

    1-18-1 ELECTRICAL PARTS LIST MISCELLANEOUS 9965 000 24113 DVD MAIN CBA UNIT X501 9965 000 09220 X’TAL 14.31818MHZ 9965 000 24114 MCV CBA X502 9965 000 12288 X’TAL 32.768KHZ(20PPM) 9965 000 24118 SENSOR CBA X502 9965 000 19592 X’TAL 32.768KHZ(20PPM) (ALTERNATIVE) MCV CBA UNIT CAPACITORS MCV CBA UNIT consists of MAIN CBA, POWER SWITCH CBA, DVD OPEN/...
  • Page 70 1-18-2 ELECTRICAL PARTS LIST DIODES D1011 4822 130 11654 BA158 L1522 9965 000 05705 INDUCTOR 47UH-K-5FT D1012 4822 130 30621 1N4148 L2001 4822 157 10649 100UH D1016 9965 000 14882 RECTIFIER DIODE FR101 D1017 9965 000 23356 DZ-18BSBT265 TRANSISTORS D1018 4822 130 30621 1N4148 Q031...
  • Page 71 1-18-3 ELECTRICAL PARTS LIST TRANSISTORS Q1385 9965 000 05643 2SC2785(F) (ALTERNATIVE) Power Switch CBA MISCELLANEOUS D561 9965 000 08621 LED(RED) 204HD/E SW518 4822 276 13954 KSM0614B SW518 9965 000 19590 TC-1104 (ALTERNATIVE) DVD Open/Close CBA MISCELLANEOUS SW2001 4822 276 13954 KSM0614B SW2001 9965 000 19590 TC-1104 (ALTERNATIVE)

  • Page 72: Exploded Views

    EXPLODED VIEWS Cabinet 2L071 2L071 2L071 2L021 2L021 2L071 2L021 L0-9 2L082 L0-9 W003 2L021 2L062 Sensor CBA 2L051 DVD Main 2B11 CBA Unit Main CBA 2L012 CN3001 Power SW CBA Sensor CBA CN3002 2B16 2L051 2B13 2L022 2L054 W012 2B15 2L011 2B40...
  • Page 73 Packing Unit 1-19-3 H9622PEX...

  • Page 74: Mechanical Parts List

    1-20-1 MECHANICAL & ACCESSORY PARTS LIST ELECTRICAL PCBAS 9965 000 24113 DVD MAIN CBA UNIT 9965 000 24114 MCV CBA 9965 000 24118 SENSOR CBA MECHANICAL PARTS 9965 000 24110 DECK ASSEMBLY CZD013/VM2260 9965 000 23962 DVDMECH(FG LESS) 0838 VCZL0500 9965 000 24108 FRONT ASSEMBLY H9622MD 9965 000 17140...
  • Page 75 DECK MECHANISM SECTION DIGITAL VIDEO DISC PLAYER & VIDEO CASSETTE RECORDER Sec. 2: Deck Mechanism Section I Standard Maintenance I Mechanism Alignment Procedures I Disassembly / Assembly of Mechanism I Deck Exploded Views I Deck Parts List TABLE OF CONTENTS STANDARD MAINTENANCE .

  • Page 76: Standard Maintenance

    STANDARD MAINTENANCE Service Schedule of Components This maintenance chart shows you the standard of replacement and cleaning time for each part. Because those may replace depending on environment and purpose for use, use the chart for reference. h: Hours : Cleaning I: Replace Deck Periodic Service Schedule...
  • Page 77 Cleaning Cleaning of ACE Head Clean the head with a cotton swab. Cleaning of Video Head Procedure Clean the head with a head cleaning stick or chamois 1.Remove the top cabinet. cloth. 2.Dip the cotton swab in 90% isopropyl alcohol and Procedure clean the ACE Head.

  • Page 78: Service Fixture And Tools

    SERVICE FIXTURE AND TOOLS J-1-1, J-1-2 Ref. No. Name Part No. Adjustment J-1-1 Alignment Tape VFMS0001H6 Head Adjustment of ACE Head J-1-2 Alignment Tape VFMS0001H6 Azimuth and X Value Adjustment of ACE Head / Adjustment of Envelope Waveform Guide Roller Adj. Screwdriver Available Guide Roller Locally Mirror...

  • Page 79: Mechanical Alignment Procedures

    MECHANICAL ALIGNMENT PROCEDURES Explanation of alignment for the tape to correctly run B. Method to place the Cassette Holder in the tape- starts on the next page. Refer to the information below loaded position without a cassette tape on this page if a tape gets stuck, for example, in the 1.

  • Page 80: Tape Interchangeability Alignment

    1. Tape Interchangeability Alignment Note: To do these alignment procedures, make sure that the Tracking Control Circuit is set to the preset position every time a tape is loaded or unloaded. (Refer to page 2-3-4, procedure 1-C, step 2.) Equipment required: Dual Trace Oscilloscope VHS Alignment Tape (VFMS0001H6) Guide Roller Adj.
  • Page 81 1-A. Preliminary/Final Checking and 4. If creasing or snaking is apparent, adjust the Tilt Alignment of Tape Path Adj. Screw of the ACE Head. (Fig. M6) Purpose: To make sure that the tape path is well stabilized. Azimuth Adj. Screw Symptom of Misalignment: If the tape path is unstable, the tape will be damaged.
  • Page 82 5. To shift the CTL waveform, press CH UP or CH 5. When Guide Rollers [2] and [3] (Refer to Fig. M3) DOWN button on the remote control unit. Then are aligned properly, there is no envelope drop make sure that the maximum output position of PB either at the beginning or end of track as shown in ±...
  • Page 83 1-D. Azimuth Alignment of Audio/Con- 2. When the tape has been curled up or bent, turn the trol/ Erase Head alignment screw to adjust the height of REV Post. (Refer to Fig. M11 and M13.) Purpose: To correct the Azimuth alignment so that the Audio/ Control/Erase Head meets tape tracks properly.

  • Page 84: Disassembly/Assembly Procedures Of Deck Mechanism

    DISASSEMBLY/ASSEMBLY PROCEDURES OF DECK MECHANISM Before following the procedures described below, be sure to remove the deck assembly from the cabinet. (Refer to CABINET DISASSEMBLY INSTRUCTIONS of Main Section.) All the following procedures, including those for adjustment and replacement of parts, should be done in Eject mode;...
  • Page 85 REMOVAL INSTALLATION STEP START- REMOVE/*UNHOOK/ /LOC. PART ADJUSTMENT Fig. No. UNLOCK/RELEASE/ CONDITION UNPLUG/DESOLDER Loading Arm (SP) (+)Refer to Alignment [32] [25] DM2, DM14 Assembly Sec.Page 2-5-1 Loading Arm (TU) (+)Refer to Alignment [32] [33] DM2, DM14 Assembly Sec.Page 2-5-1 [34] [2],[25] M Brake (TU) Assembly DM1, DM15 *(P-7), Brake Belt...
  • Page 86 Top View [41] [42] [43] [46] [14] [13] [11] [15] [36] [10] [12] [35] [34] [40] [29] [30] [16] [39] [38] Fig. DM1 Bottom View [20] [33] [32] [24] [26] [27] [25] [23] [28] [22] [21] [31] Fig. DM2 2-4-3 U29PDA...
  • Page 87 (S-1) (S-1) (L-1) (L-3) (L-2) (S-1A) (P-1) Installation of [3] and [6] First, insert [6] diagonally in [3] as shown below. Then, install [6] in [3] while pushing (L-1) in a direction of arrow. After installing [6] in [3], confirm that pin A of [3] enters hole A of [6] properly.
  • Page 88 [11] (S-4A) (L-4) [46] (P-3) [13] [47] Removal of [11] [12] (L-14) 1) Remove screw (S-4A). 2) Unhook spring (P-2). [10] Release (L-4) while (P-2) holding [12] with a finger. Loosen a finger holding [12] and remove [11]. (S-2) Pin of [12] Pin of [10] Groove of [28] When reassembling [10] and...
  • Page 89 Installation of [13] and [12] (S-5) [14] (S-6) [16] [13] [15] Hook spring (P-3) up to [12] and [13], then install then to (P-3) the specified position so that [12] will be floated slightly while holding [12] and [13]. (Refer to Fig. A.) [12] Fig.
  • Page 90 [22] (S-8) (C-2) (C-1) [23] (L-6) [21] (P-5) [20] Cap Belt (P-5) [28] Installation position of Cap Belt [21] Cap Belt When installing [23], install the spring (P-5) to [28] as shown in the left figure, and then install [23] while Pin on pressing the spring (P-5) to bottom...
  • Page 91 (P-6) [25] (C-4) [31] Refer to the Alignment Section, Page 2-5-1. (S-9) [29] [33] [30] (L-11) (L-10) [32] (L-8) (C-3) [27] [28] [24] [26] (L-9) Fig. DM14 Fig. DM13-1 [36] Break belt Installation of [25] (P-7) [34] Position of Mode Lever when installed [40] Pin of [35] Pin of [31]...
  • Page 92 [42] [41] [43] (L-13) Slide Plate (S-11) Fig. DM16 [44] [45] Slide Fig. DM17 2-4-9 U29PDA...

  • Page 93: Alignment Procedures Of Mechanism

    ALIGNMENT PROCEDURES OF MECHANISM The following procedures describe how to align the Alignment 1 individual gears and levers that make up the tape load- Loading Arm (SP) and (TU) Assembly ing/unloading mechanism. Since information about the state of the mechanism is provided to the System Install Loading Arm (SP) and (TU) Assembly so Control Circuit only through the Mode Switch, it is that their triangle marks point to each other as...

  • Page 94: Deck Exploded Views

    DECK EXPLODED VIEWS Deck Mechanism View 1 Mark Description Floil G-684G or Multemp MH-D (Blue grease) SLIDUS OIL #150 B494 L1467 L1191 B553 B411 B567 L1053 B410 L1051 Chassis Assembly Top View (Lubricating Point) L1322 B501 B560 L1450 L1450 B426 L1466 B121 B126...
  • Page 95 Deck Mechanism View 2 Mark Description Floil G-684G or Multemp MH-D (Blue grease) B587 B521 B487 SLIDUS OIL #150 B416 B591 SANKOUL FG84M (Yellow grease) B520 B590 B522 L1406 B148 B499 B508 B592 B573 B574 B558 B564 B557 B414 B565 B525 L1151 B417...
  • Page 96 Deck Mechanism View 3 Mark Description Floil G-684G or Multemp MH-D (Blue grease) L1321 SLIDUS OIL #150 B347 L1321 B355 B354 B483 L1341 B425 B482 B562 B300 B563 B313 B529 B360 B359 B361 B555 B303 Some Ref. Numbers are not in sequence. B514 2-6-3 U29P4HDEX...
  • Page 97 2-7-1 MECHANICAL PARTS LIST - VCR MECHANISM B522 9965 000 12373 TG POST ASSEMBLY MK11 9965 000 24171 CYLINDER ASSEMBLY MK12.5 NTSC 6H B525 9965 000 12230 LDG BELT MK11 9965 000 23363 LOADING MOTOR ASSEMBLY MK12.5 B529 9965 000 08504 CLEANER ASSEMBLY MK10 9965 000 24007 SLIDE PLATE MK12.5...

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