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Toshiba DVR610 - DVDr/ VCR Combo Service Manual

Dvd video recorder /video cassette recorder
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FILE NO. 810-200803GR
SERVICE MANUAL

DVD Video Recorder

/Video Cassette Recorder
D-VR610KU
The above model is classified as a green product (*1), as indicated by the underlined serial
number. This Service Manual describes replacement parts for the green product. When
repairing this green product, use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
TOSHIBA CORPORATION 2008
Published in Japan, Jan. 2008 GREEN

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  Summary of Contents for Toshiba DVR610 - DVDr/ VCR Combo

  • Page 1: Dvd Video Recorder

    This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in this manual and lead-free solder (*2). For (*1) and (*2), see the next page. TOSHIBA CORPORATION 2008 Published in Japan, Jan. 2008 GREEN...
  • Page 2 Hazardous Substances. From July 1, 2006, the RoHS Directive will prohibit any marketing of new products containing the restricted substances. Increasing attention is given to issues related to the global environmental. Toshiba Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities.
  • Page 3: Table Of Contents

    MAIN SECTION DVD VIDEO RECORDER & VIDEO CASSETTE RECORDER D-VR610KU Main Section I Specifications I Preparation for Servicing I Adjustment Procedures I Schematic Diagrams I BOARD’s I Exploded Views I Parts List TABLE OF CONTENTS Specifications ................1-1-1 Laser Beam Safety Precautions.
  • Page 4: Specifications

    SPECIFICATIONS General Input/Output System Video input Input 1 (rear), 2 (front) DVD-RW/-R, DVD+RW/+R, DVD-video, CD-DA, Input level: 1 Vp-p (75Ω) CD-RW/-R, VHS cassette tape Jacks: RCA jack VCR Video Heads Video output Output 1 (rear) Four heads Output level: 1 Vp-p (75Ω) Jack: RCA jack Power requirements AC120 V, 60 Hz...
  • Page 5: 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 30 cm away from the pickup lens when the diode is turned on.
  • Page 6: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Product Safety Notice K. When connecting or disconnecting the internal connectors, first, disconnect the AC plug from the Some electrical and mechanical parts have special AC outlet. safety-related characteristics which are often not evident from visual inspection, nor can the protection they give necessarily be obtained by replacing them with components rated for higher voltage, wattage, etc.
  • Page 7: Safety Check After Servicing

    Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, and wires have been returned to their original positions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety standards. 1.
  • Page 8: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. Circuit Board Indications Pb (Lead) Free Solder 1. The output pin of the 3 pin Regulator ICs is When soldering, be sure to use the Pb free solder. indicated as shown. How to Remove / Install Flat Pack-IC Top View Bottom View...
  • Page 9 3. The flat pack-IC on the BOARD is affixed with With Soldering Iron: glue, so be careful not to break or damage the foil 1. Using desoldering braid, remove the solder from of each pin or the solder lands under the IC when all pins of the flat pack-IC.
  • Page 10 With Iron Wire: 2. Installation 1. Using desoldering braid, remove the solder from 1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder the foil of each pin of the flat pack-IC on the flux which is applied to all pins of the flat pack-IC, BOARD so you can install a replacement flat pack- you can remove it easily.
  • Page 11 Instructions for Handling Semi- conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1 MΩ) that is properly grounded to remove any static electricity that may be charged on the body.
  • Page 12: 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 [ O ] (VCR) button.
  • Page 13: Disassembly Method

    CABINET DISASSEMBLY INSTRUCTIONS NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 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.
  • Page 14 Reference Notes CAUTION 1: Locking Tabs (L-1) and (L-2) are fragile. Be careful not to break them. (S-5) 1-1. Release five Locking Tabs (L-1). [4] Jack Bracket 1-2. Release three Locking Tabs (L-2). 1-3. Disconnect Connector (CN1231), and remove the Panel Front. 2.
  • Page 15 (S-8) (S-11) (S-9) (S-11) [12] BOARD Power Supply (S-8) (S-12) (S-12) [8] Panel Rear Unit [13] BOARD Holder (S-8) Plate Earth CN1102 Fig. D5 CN1101 Fig. D7 [11] Panel Rear (S-10) (S-13) (S-14) (S-14) Board Washer (S-16) [10] Motor DC Fan (S-17) [9] Fan Holder Fig.
  • Page 16 [15] Deck Cylinder Assembly Assembly FE Head ACE Head Assembly SW1512 LD-SW [16] BOARD [18] BOARD Main Power Switch [18] BOARD Main [15] Deck Assembly Cam Gear (S-19) Hole (S-20) Shaft [17] BOARD DVD Lead open/close Switch with Desolder Hole blue stripe LD-SW...
  • Page 17 (S-21) (S-21) (S-21) (S-21) [19] Deck Pedestal [20] Front Bracket R DV Plate Earth (S-23) (S-22) DV Jack Fig. D10 1-6-5 E9KGADC...
  • Page 18 3. How to Eject Manually Note: When rotating the gear, be careful not to damage the gear. 1. Remove the Cover Top. 2. Remove the Panel Front. 3. Remove the Front Bracket. 4. Remove the DVD Mechanism & DVD Main BOARD Assembly. 5.
  • Page 19: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. NOTE: 1.Electrical adjustments are required after replacing circuit components and certain mechanical parts. It is important to do these adjustments only after Figure 1 all repairs and replacements have been com- pleted.
  • Page 20: How To Initialize The Dvd Recorder & Vcr

    HOW TO INITIALIZE THE DVD RECORDER & VCR To put the program back at the factory-default, initialize the DVD recorder & VCR as the following procedure. < DVD Section > 1. Turn the DVD recorder on. 2. Confirm that no disc is loaded or that the disc tray is open.
  • Page 21: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE 1. Turn the power on and remove the disc on the tray. 4. Select the firmware version pressing arrow buttons, then press [ENTER]. 2. To put the DVD recorder into version up mode, Fig. d appears on the screen and Fig. e appears press [INSTANT SKIP], [6], [5], and [4] buttons on on the VFD.
  • Page 22: Troubleshooting

    TROUBLESHOOTING NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 Power Supply Section FLOW CHART NO.1 The power cannot be turned on. See FLOW CHART No.2 <The fuse blows out.> Is the fuse normal? Is normal state restored when once unplugged Check for lead or short-circuiting of primary power cord is plugged again after several seconds.
  • Page 23 FLOW CHART NO.6 P-ON+9V is not outputted. Check D1014, D1017, C1012, and their periphery, Is 12V voltage supplied to the collector of Q1055? and replace P3 (BOARD POWER SUPPLY) if defective. Is 10V voltage supplied to the base of Q1055? Is the "L"...
  • Page 24 FLOW CHART NO.10 P-ON+5V is not outputted. (P-ON +11V is outputted normally.) Is 5V voltage supplied to the collector of Q1101? Check D1015, D1016, C1017, C1019, L1012 and their periphery, and replace P3 (BOARD POWER SUPPLY) if defective. Check Q1101 and their periphery, and replace P1 (BOARD MCV) if defective.
  • Page 25: Dvd Section

    2 DVD Section FLOW CHART NO.1 The key operation is not functioning. Are the contact point and the installation state of Re-install some key switches correctly or the key switches normal? replace P1 (BOARD MCV) if defective. Check the key switches and their periphery, and Is the control voltage normally inputted into replace P1 (BOARD MCV) if defective.
  • Page 26 FLOW CHART NO.4 The disc tray cannot be opened and closed. [No Disc] indicated. Both functions of picture and sound do not operate normally. Replace P2 (DVD MECHANISM & DVD MAIN BOARD ASSEMBLY). FLOW CHART NO.5 VIDEO E-E does not appear normally. Are the video signals inputted to each pin of Check the line between video input terminal and IC2805?
  • Page 27 Check the line between each pin of CN2201 and Are the video signals shown above inputted into each pin of IC2404 and IC2405, and replace each pin of IC2404 and each pin of IC2405? P1 (BOARD MCV) if defective. → IC2405 IC2405 3PIN VIDEO-Y(I/P)
  • Page 28 FLOW CHART NO.6 Picture does not appear normally. Set the disc on the disc tray, and playback. Replace P2 (DVD MECHANISM & DVD MAIN Are the video signals outputted to each pin of BOARD ASSEMBLY). CN2201? CN2201 7PIN VIDEO-Y(I/P) CN2201 5PIN VIDEO-Pr/Cr CN2201...
  • Page 29 FLOW CHART NO.7 Audio E-E does not appear normally. Check the line between audio input terminal and Are the audio signals inputted to each pin of each pin of IC2801, and replace P1 (BOARD MCV) IC2801? if defective. IC2801 4,11PIN AUDIO-IN1 (REAR) →...
  • Page 30 FLOW CHART NO.8 Audio is not outputted during playback. Set the disc on the disc tray, and playback. Are the analog audio signals outputted to each pin of CN2201? Replace P2 (DVD MECHANISM & DVD MAIN BOARD ASSEMBLY). CN2201 17PIN AUDIO (L)-OUT CN2201 15PIN AUDIO (R)-OUT Are the analog audio signals inputted to each pin Check each line between each pin of CN2201...
  • Page 31: Vcr Section

    3 VCR Section FLOW CHART NO.1 The key operation is not functioning. Are the contact point and the installation state of Re-install some key switches correctly or the key switches normal? replace P1 (BOARD MCV) if defective. Check the key switches and their periphery, and Is the control voltage normally inputted into replace P1 (BOARD MCV) if defective.
  • Page 32 FLOW CHART NO.3 Cassette tape can not be loaded. When loading a cassette tape, on Pin(88) of Check the line between the start sensor and IC1501, does the "L" pulse switch to the "H" pulse? Pin(88) of IC1501, and replace P1 (BOARD MCV) if defective.
  • Page 33 FLOW CHART NO.6 Capstan Motor does not rotate. Is 5V voltage supplied to Pin(2) of CN1502? Check the P-ON+5V(1) line and replace P1 (BOARD MCV) or P3 (BOARD POWER SUPPLY) if defective. Is over approximately 2.6V voltage supplied to Check the line between Pin(5) of CN1502 and Pin(5) of CN1502? Pin(33) of IC1501, and replace P1 (BOARD MCV) if defective.
  • Page 34 FLOW CHART NO.10 Video E-E does not appear. Are the video signals inputted to each pin of Check the line between video input terminal and IC2805? each pin of IC2805, and replace P1 (BOARD MCV) if defective. IC2805 8PIN VIDEO-IN1 (REAR) →...
  • Page 35 Is the "H" pulese inputted to Pin(9, 10, 11) of Is the video signal outputted to Pin(15) of IC2406? IC2406? Is 5V voltage supplied to Replace P1 Is the video signal outputted to the emitter of Q2391? Pin(16) of IC2406? (BOARD MCV) Is -5V voltage supplied to or P3 (BOARD...
  • Page 36 Check the line between Pin(49) of IC1451 and Is the "L" pulse inputted into the Pin(49) of IC1451? Pin(31) of IC1501, and replace P1 (BOARD MCV) if defective. Is the audio signal outputted to Pin(78, 80) of Replace P1 (BOARD MCV). IC1451? Check the line between Pin(78, 80) of IC1451 and Is the audio signal inputted into Pin(3,13) of...
  • Page 37 FLOW CHART NO.13 Hi-Fi audio can not be playbacked normally. (Hi-Fi E-E mode is normal.) Is the Playback Envelope signal outputted to Is the Hi-Fi-H-SW signal inputted into to Pin(39) of Pin(33) of IC1451? IC1451? Check the Hi-Fi-H-SW line Replace Replace 1B1 (DECK ASSEMBLY).
  • Page 38: Function Indicator Symbols

    FUNCTION INDICATOR SYMBOLS < VCR Section > Note: If a mechanical malfunction occurs, the power is turned off. When the power comes on again after that by pressing [ ] button, an error message is displayed on the TV screen for 5 seconds. MODE INDICATOR ACTIVE When reel or capstan mechanism is not...
  • Page 39 < DVD Section > Note: If an error occurs, a message with the error number appears on the screen. Recording Error Error message You cannot record on this disc as Power Calibration Area is full. Error No. Error Message Solution Error Description Priority An error occurs during data reading.
  • Page 40 Error Message Solution Error Description Priority Release the disc protect This disc is protected and not setting in the Disc Setting Disc Protected Disc. recordable. menu. Disc is full. Insert the recordable disc with No available recording space. (No area for new recording) enough recording space.
  • Page 41: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. BOARD MAIN IC1501 (SYSTEM CONTROL) IC1571 (VFD DRIVER) D1563 FL1501 VCR-LED AL+5V DISPLAY-CLK VCR-LED DISPLAY-DATA D1562 GRID DVD-LED DISPLAY-ENA DVD-LED REMOTE REMOTE SENSOR IIC-BUS SCL RS1501 IIC-BUS SCL IIC-BUS SDA IIC-BUS SDA TO Hi-Fi AUDIO...
  • Page 42: Servo Block Diagram

    Servo Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. IC1501 BOARD MAIN (SERVO CONTROL) AL+5V (DECK ASSEMBLY) D1555 S-LED TP513 AC HEAD ASSEMBLY CN1504 CTL(+) CL504 CONTROL 5 CTL(+) HEAD 6 CTL(-) CTL(-) AL+5V(1) SW1512 MODE-SW LD-SW TP506 TP505 TP507 ST-S T-REEL END-S...
  • Page 43: Digital Signal Process Block Diagram

    Digital Signal Process Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REC VIDEO SIGNAL PB VIDEO SIGNAL REC AUDIO SIGNAL PB AUDIO SIGNAL DVD MECHANISM IC101 (MAIN MICRO CONTROLLER/MPEG2 AV CODEC) IC201 (RF/ERROR AMP/LPC) VIDEO-Y(I/P) VIDEO-C VIDEO-Pb/Cb VIDEO ERROR AMP VIDEO-Pr/Cr ENCODER VIDEO...
  • Page 44: Video Block Diagram

    Video Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REC VIDEO SIGNAL PB VIDEO SIGNAL IC1501 (OSD) (VCR DVD DUBBING) BOARD MAIN TO VIDEO INPUT VCR-VIDEO(DUB) OSD CHARACTER SELECT BLOCK DIAGRAM TO VIDEO OUTPUT PB/EE-VIDEO SELECT BLOCK DIAGRAM IC1301 (VIDEO SIGNAL PROCESS/ HEAD AMP) Q1301 CCD 1H BUFFER...
  • Page 45 Video Input Select Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REC VIDEO SIGNAL BOARD MAIN (VCR DVD DUBBING) VCR-VIDEO(DUB) TO VIDEO BLOCK DIAGRAM IC2805 (INPUT SELECT) CN701 CN2201 TO DIGITAL Q2305 VIDEO-Y/CVBS JK2401 SIGNAL VIDEO-Y/CVBS-IN BUFFER BUFFER S-VIDEO PROCESS VIDEO-C MUTE VIDEO-C-IN...
  • Page 46 Video Output Select Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REC VIDEO SIGNAL PB VIDEO SIGNAL DVD MAIN BOARD BOARD MAIN IC2404 (VIDEO DRIVER) DRIVER JK2402 (REAR) S-VIDEO -6dB DRIVER DRIVER IC2405 (VIDEO DRIVER) JK2403 (REAR) VIDEO-Y DRIVER CN701 CN2201 VIDEO-Y(I) W F 4...
  • Page 47: Audio Block Diagram

    Audio Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. PB-AUDIO SIGNAL REC-AUDIO SIGNAL BOARD MAIN N-A-IN TO Hi-Fi AUDIO BLOCK DIAGRAM N-A-OUT IC1301 (AUDIO SIGNAL PROCESS) TUNER LINE 1 LINE 2 LINE MUTE SP/LP-ON (DECK ASSEMBLY) AC HEAD ASSEMBLY CN1504 AUDIO 4 AUDIO-PB/REC Q1422...
  • Page 48 Audio Input/Output Select Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REC AUDIO SIGNAL PB AUDIO SIGNAL TP754 IC2406 (OUTPUT SELECT) A-OUT-L JK2751 (REAR) AUDIO(L) -OUT2 JK2202 (REAR) CN101 CN2204 Q2351 SPDIF SPDIF DIGITAL AUDIO(R) AUDIO OUT -OUT2 SW CTL (COAXIAL) WF10 IC2804...
  • Page 49 Hi-Fi Audio Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. PB AUDIO SIGNAL REC AUDIO SIGNAL DVD AUDIO SIGNAL Mode : SP/REC BOARD MAIN IC1451 (MTS/ SAP/ Hi-Fi AUDIO PROCESS/ Hi-Fi HEAD AMP) SERIAL IIC-BUS SDA TO SYSTEM DATA CONTROL BLOCK IIC-BUS SCL DIAGRAM DECODER...
  • Page 50: Power Supply Block Diagram

    Power Supply Block Diagram NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. CAUTION ! CAUTION ! NOTE: Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. For continued protection against fire hazard, The voltage for parts in hot circuit is measured using If Main Fuse (F1001) is blown , check to see that all components in the power supply replace only with the same type fuse.
  • Page 51: Schematic Diagrams / Board's And Test Points

    SCHEMATIC DIAGRAMS / BOARD’S AND TEST POINTS NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 52 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE. RISK OF FIRE-REPLACE FUSE AS MARKED.
  • Page 53 MAIN 1/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-3 E9KGASCM1...
  • Page 54 MAIN 2/7, POWER SWITCH, DVD OPEN/CLOSE SWITCH & SENSOR Schematic Diagram < VCR Section > FL1501 MATRIX CHART NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. BS CS DR DTV BS CS 1-13-4 E9KGASCM2...
  • Page 55 MAIN 3/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-5 E9KGASCM3...
  • Page 56 MAIN 4/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-6 E9KGASCM4...
  • Page 57 MAIN 5/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-7 E9KGASCM5...
  • Page 58 MAIN 6/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-8 E9KGASCM6...
  • Page 59 MAIN 7/7 Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-9 E9KGASCM7...
  • Page 60 POWER SUPPLY Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. CAUTION ! CAUTION ! NOTE: Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. For continued protection against fire hazard, The voltage for parts in hot circuit is measured using If Main Fuse (F1001) is blown , check to see that all components in the power supply replace only with the same type fuse.
  • Page 61 FRONT JACK Schematic Diagram < VCR Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-11 E9KGASCFJ...
  • Page 62 DVD MAIN 1/7 Schematic Diagram < DVD Section > 1 NOTE: NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-12 E9KGASCD1...
  • Page 63 DVD MAIN 2/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 NOTE: The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-13 E9KGASCD2...
  • Page 64 DVD MAIN 3/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 NOTE: The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-14 E9KGASCD3...
  • Page 65 DVD MAIN 4/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 NOTE: The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-15 E9KGASCD4...
  • Page 66 DVD MAIN 5/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 NOTE: The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-16 E9KGASCD5...
  • Page 67 DVD MAIN 6/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1-13-17 E9KGASCD6...
  • Page 68 DVD MAIN 7/7 Schematic Diagram < DVD Section > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. 1 NOTE: The order of pins shown in this diagram is different from that of actual IC101. IC101 is divided into six and shown as IC101 (1/6) ~ IC101 (6/6) in this DVD Main Schematic Diagram Section. 1-13-18 E9KGASCD7...
  • Page 69 BOARD MAIN Top View NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. BOARD SENSOR Top View BHF300F01012A BHF300F01012B TP751 V-OUT TP302 RF-SW TP513 TP301 C-PB VR1501 SW-POINT TP502 S-INH BE9MG0F01011A 1-13-19...
  • Page 70 BOARD MAIN Bottom View NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. PIN 17 OF PIN 9 OF PIN 7 OF PIN 5 OF PIN 3 OF PIN 2 OF CN2201 CN2201 CN2201 CN2201 CN2201 IC2406 WF10 PIN 3 OF CN2204 1-13-20 BE9MG0F01011A...
  • Page 71 BOARD POWER SUPPLY Top View NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. CAUTION ! Because a hot chassis ground is present in the power CAUTION ! supply circut, an isolation transformer must be used. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. For continued protection against fire hazard, Also, in order to have the ability to increase the input If Main Fuse (F1001) is blown , check to see that all components in the power supply...
  • Page 72 BOARD POWER SUPPLY Bottom View NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. Because a hot chassis ground is present in the power CAUTION ! CAUTION ! supply circut, an isolation transformer must be used. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. For continued protection against fire hazard, If Main Fuse (F1001) is blown , check to see that all components in the power supply Also, in order to have the ability to increase the input...
  • Page 73 NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. BOARD POWER SWITCH BOARD POWER SWITCH BOARD FRONT JACK BOARD FRONT JACK Top View Top View Bottom View Bottom View BE9MG0F01011B BE9B00F01031A BOARD DVD OPEN/ BOARD DVD OPEN/ CLOSE SWITCH CLOSE SWITCH Top View Bottom View BE9MG0F01011C 1-13-23...
  • Page 74: Waveforms

    WAVEFORMS NOTE: Input: COLOR BAR SIGNAL (WITH 1KHz AUDIO SIGNAL) TP751 Pin 9 of CN2201 Pin 17 of CN2201 V-OUT E-E 0.2V 20μs VIDEO-C 0.2V 20μs AUDIO(L)-OUT 0.5ms TP751 UPPER Pin 2 of IC2406 Pin 3 of CN2204 WF10 TP302 LOWER V-OUT 0.5V...
  • Page 75: Wiring Diagram< Vcr Section

    WIRING DIAGRAM< VCR SECTION > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. REAR DIGITAL CN2204 VIDEO- VIDEO- AUDIO OUT S-VIDEO S-VIDEO VIDEO AUDIO(L) AUDIO(R) VIDEO AUDIO(L) AUDIO(R) VIDEO-Y AUDIO(R) AUDIO(L) Pb/Cb Pr/Cr (COAXIAL) -OUT2 -OUT2 -IN1 -IN1 -OUT1 -OUT1 (DECK ASSEMBLY) EV+10.5V EV+10.5V EV+10.5V...
  • Page 76: Wiring Diagram< Dvd Section

    WIRING DIAGRAM< DVD SECTION > NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. DVD MECHANISM & DVD MAIN BOARD ASSEMBLY DV JACK (W2) DVD MECHANISM CN101 CN1001 CN301 1 SW1 2 SL(-) EV+10.5V 3 SL(+) EV+10.5V 4 GND EV+10.5V 5 T-SCN2 HDMI-CONNECTOR BOARD 6 NU RELAY...
  • Page 77: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS < VCR Section > Signal Function Name IC1501 Not Used (SYSTEM CONTROL MICROPROCESSOR) 29 OUT D-REC Delayed Record Signal Signal Hi-Fi-H- Hi-Fi Audio Head Switching Function 30 OUT Name Pulse P-DOWN Power Voltage Down Detector VCR- VCR Audio Mute Control Signal 31 OUT...
  • Page 78 Signal Signal Function Function Name Name VIDEO- Tape Start Position Detector 57 OUT Video Input Select Signal 3 IN ST-S Signal VIDEO- 58 OUT Video Input Select Signal 2 DVD Power Supply Safety POWER- Signal SAFETY2 VIDEO- 59 OUT Video Input Select Signal 1 OUTPUT- 90 OUT Output Select...
  • Page 79 < DVD Section > IC1571 (VFD DRIVER) Signal Function Name IN CLK Clock Input IN STB Serial Interface Strobe Not Used Not Used Ground Power Supply Segment Output Pull Down Level 16 OUT P7 Segment Output Grid Output Power Supply Ground IN OSC Oscillator Input...
  • Page 80: Lead Identifications

    LEAD IDENTIFICATIONS KRA103M-AT/P KTA-1266-GR-AT/P PQ070XF01SZF 2SK3563(Q) KRC103M-AT/P KTC3198-GR-AT/P KTA1267-GR-AT/P KTC3203-Y-AT/P KTC3193-Y-AT/P KTC3266-GR-AT/P KTC3199-(BL,GR)-AT/P 2SC3266-GE(TPE2 F) 1 2 3 4 G D S E C B E C B KIA4558F-EL/P UTC4580E RN1511(TE85R.F) KTC3875S-GR-RTK/P B1 E B2 PS2561A-1(W) MM1636XWRE MM1637XVBE PT204-6B-12 1: Anode 2: Cathode 3: Emitter 4: Collector...
  • Page 81: Exploded Views

    EXPLODED VIEWS NOTE: BOARD MEANS PRINTED CIRCUIT BOARD. Cabinet See Electrical Parts List for parts with this mark. ( P2 ) DVD MECHANISM & DVD MAIN BOARD ASSEMBLY ( P1 ) BOARD MCV ( P4 ) BOARD SENSOR BOARD POWER SWITCH BOARD MAIN BOARD DVD ( P3 )
  • Page 82 (P1) BOARD MCV (P4) BOARD SENSOR ( P4 ) BOARD SENSOR SW1620 SW1604 SW1605 SW1602 SW1603 SW1606 SW1609 SW1608 BOARD POWER SWITCH SW1607 SW1611 ( P1 ) SW1613 BOARD MCV BOARD MAIN SW1616 BOARD DVD OPEN/CLOSE SWITCH SW1615 SW1617 (P2) DVD MECHANISM & DVD MAIN BOARD ASSEMBLY ( P2 ) DVD MECHANISM &...
  • Page 83 (P3) BOARD POWER SUPPLY ( P3 ) BOARD POWER SUPPLY F1001 AC1001 (P5) BOARD FRONT JACK JW103 ( P5 ) BOARD FRONT JACK 1-18-3 E9KGACEX...
  • Page 84 Packing Lower Side Upper Side X22B X22A 1-18-4 E9KGAPEX...
  • Page 85: Mechanical Parts List

    MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a ! have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing.
  • Page 86: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a BOARD DVD OPEN/CLOSE SWITCH ! have special characteristics important to safety. (MCV-C) Before replacing any of these components, read Location carefully the product safety notice in this service TSB P/N Reference No.

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