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Panasonic NV-FJ614EG Service Manual
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Panasonic NV-FJ614EG Service Manual

Panasonic NV-FJ614EG Service Manual

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ORDER NO. VRD0102004C2
Video Cassette Recorder
NV-FJ614EG / NV-FJ613EL / NV-FJ613EGY / NV-FJ613EC /
NV-FJ613ECM / NV-FJ613ECN / NV-FJ613ECY
Z-MECHANISM
SPECIFICATIONS
2001 Matsushita Electric Industrial Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation of law.
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  • Page 1 ORDER NO. VRD0102004C2 Video Cassette Recorder NV-FJ614EG / NV-FJ613EL / NV-FJ613EGY / NV-FJ613EC / NV-FJ613ECM / NV-FJ613ECN / NV-FJ613ECY Z-MECHANISM SPECIFICATIONS 2001 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: General Descriptions

    / Please refer to the service manual for Z- Mechanism Chassis. (Order No. VRD9802005C2) 2. The Model No. is indicated on the Schematic Diagram and Circuit Board Diagrams as follows. Model No. Indication Mark NV-FJ614EG, NV-FJ613EL NV-FJ613EGY NV-FJ613EC/ECM/ECN NV-FJ613ECY 2. GENERAL DESCRIPTIONS 2.1. SERVICE CAUTION 2.1.1.
  • Page 3 STEP2.INPUT THE MODEL & OPTION CODE 1. Set up the applicable model code and option code by ordering the following table. PROCEDURE F.I.P. DISPLAY Turn on the Service Mode 1.Press the FF key and the EJECT key simultaneously for more than 3 seconds. Activate the Service Mode 2 2.While keep placing FF key, press the EJECT key in twice.

  • Page 4: Cylinder Unit Replacement

    Model No. Model Option Option Option Code Code 1 Code 2 Code 3 65 / (41h) 61 / 212 / 6 / (06h) FJ614EG (3Dh) (D4h) NV-FJ613EL 65 / (41h) 125 / 196 / 6 / (06h) / / EGY (7Dh) (C4h) 66 / (42h)
  • Page 5 2. UPPER CYLINDER DISASSEMBLY A. Remove 2 screws (A). B. Remove the Cylinder Stator Unit. C. Remove 2 screws (B). D. Remove the Cylinder Rotor Unit. E. Loose Hex screw (C) (1.5 mm) and remove the CYLINDER RETAINER. F. Remove the Upper Cylinder. Fig.
  • Page 6 3. UPPER CYLINDER ASSEMBLY When reassembling, perform the steps in the reverse order. Notes: 1. Install the Cylinder Retainer so that the 2 holes on top of the Cylinder Retainer are at right angles with the P3502 Connection. 2. Tighten the Hex screw (C) (1.5 mm) while pressing down on top of the Cylinder Retainer.
  • Page 7 3. Install the Cylinder Rotor Unit so that the inner hole of the Cylinder Rotor Unit fits to the small projection (D) on top of the Upper Cylinder. 4. Tighten 2 screws (B). Fig. S6 5. install the Cylinder Stator Unit. 6.

  • Page 8: Removal Of Cassette Tape

    (PAL: VFJ8125H3F) and adjust it if necessary. 2.1.3. CHECKING OF MAIN C.B.A. When servicing the MAIN C.B.A., take out the MAIN C.B.A. and mechanism from the frame and turn over. Fig. S8 2.1.4. FLAT CARD CABLE INSTALLATION When installing the Flat Card Cable on the connector, install the Flat Card Cable with the cable contacts facing the connector contacts.
  • Page 9 2.3. INTRODUCTION OF VIDEO HEAD CLEANING CASSETTE / (POLISHING TYPE) 1. We are pleased to introduce Panasonic Video Head Cleaning Cassette, VFK0923FT [for service purposes] and VFK0923FSE [ for end users] for all VHS/SVHS VCP and VCR. 2. These cleaning cassettes are exclusive removing the hard and sticky clogging on video heads.
  • Page 10 VFK0923FT (For Service usage) Type of Cassette Full VHS Cassette Cleaning Time 10 Seconds/Time Tape Length 20 m Usability in a Path 180 Times VFK0823FSE (For end users) Type of Cassette Full VHS Cassette Cleaning Time 10 Seconds/Time Tape Length 3.34 m Usability in a Path 30 Times...

  • Page 11: Self-Diagnosis Result Display

    VFK0823FSE (For end users) Note: The tape material itself is the same in both types. 2.4. SELF-DIAGNOSIS RESULT DISPLAY The "SELF-DIAGNOSIS RESULT DISPLAY & MEMORY function is built in this VTR. It means that when the VCR detects undesirable condition, it can be displayed a “Error code (Two numbers from the left)”...

  • Page 12: Adjustment Procedures

    INDICATION CAUSE REMEDY/CHECK After cylinder lock is detected, the cylinder Check the cylinder motor drive circuit. does not start rotating again even after tape unloading. Cassette tape is not wound up during the tape Check the capstan motor drive circuit. unloading except EJECT mode.

  • Page 13: Removal Of The Top Panel

    3.1.2. DETAIL OF DISASSEMBLY METHOD 1. REMOVAL OF THE TOP PANEL Remove 4 Screws (A) Fig.D2 2. REMOVAL OF THE FRONT PANEL UNIT Unlock 7 Tabs (B) Fig. D3...

  • Page 14: Removal Of The Mechanism Unit

    3. REMOVAL OF THE MECHANISM UNIT Remove Screw (C) Remove 3 Screws (D) Remove 2 screw (E) Note: 1. Keep pressing 2 stoppers on Cassette Holder Plate and Press Cassette Holder Plate to the rear. 2. Remove the Mechanism Unit after bend the Cylinder Shield in the direction of the arrow.

  • Page 15: Servicing Position

    Remove 4 screws (F) Unlock 4 Tabs (G) Fig. D5 NOTE: Before mounting the MAIN C.B.A. onto the frame, be sure to confirm that the insulation sheet is mounted on the frame as shown in Fig. D6. Fig. D6 5. SERVICING POSITION Fig.
  • Page 16 3.2. MECHANICAL ADJUSTMENT PROCEDURES Refer to the Service Manual for Z-Mechanism Chassis. / (Order No. VRD9802005C2) 3.3. ELECTRICAL ADJUSTMENT PROCEDURES 3.3.1. TEST EQUIPMENT The following equipments are required for Electrical Adjustments. 1. Dual-Trace Oscilloscope - Voltage Range: 0.005-5V/div - Frequency Range: DC-35MHz - Probes: 10:1 / 1:1 2.
  • Page 17 1. TAPE SPEED: SP 2. CHANNEL: AV1/AV2 (Set to signal input terminal number) 3.3.3. ADJUSTMENTS ITEM ADJ. MODE INPUT TAPE M. EQ. SPEC. REMARKS PLAYBACK --- Refer to procedure ALIGNMENT SHIFTER / PG SHIFTER TAPE / ADJUSTMENT ADJUSTMENT as (PAL) in Fig.E3.
  • Page 18 PROCEDURES FIP DISPLAY Press the FF and EJECT Keys simultaneously for 3 seconds. Press the FF and EJECT Keys simultaneously twice. Press the EJECT key for 3 seconds. Press the CH UP key once. Insert the Alignment cassette tape. (PAL:VFJ8125H3F) When the sequence of the automatical adjustment has been terminated, the following action has been made.
  • Page 19 PROCEDURES FIP DISPLAY Press the FF and EJECT Keys simultaneously for 3 seconds. Press the FF and EJECT Keys simultaneously twice. Press the EJECT key for 3 seconds. Press the CH UP key in 3 times. Insert the blank cassette tape. (The adjustment is automatically started.) When the sequence of the automatical adjustment...
  • Page 20 PROCEDURES FIP DISPLAY Connect the Oscilloscope to: *CH1..Video Out (TW3002). *CH2..V.FREQ.(TW6002) Press the "4" key on the remote controller. (Confirm that TW6002 becomes high(5V)). Adjust the Frequency response by pressing the "2"(increase) and/or "8"(decrease) key on the Remote Controller. (See Fig.E2) Store the Adjusted value by pressing the "5"...

  • Page 21: Truth Table

    4. ABBREVIATIONS 5. INPUT/OUTPUT CHART 5.1. INPUT/OUTPUT CHART FOR IC6001 Fig. MP1 Fig. MP2 Fig. MP3 Fig. MP4 5.2. TRUTH TABLE 6. WAVEFORM TABLE & VOLTAGE CHART 6.1. WAVEFORM TABLE 6.2. VOLTAGE CHART 7. BLOCK DIAGRAMS 7.1. SYSTEM CONTROL & SERVO BLOCK DIAGRAM 7.2.

  • Page 22: Circuit Board Assemblies

    SCHEMATIC DIAGRAM 8.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM 8.7. INPUT/ OUTPUT SECTION IN MAIN SCHEMATIC DIAGRAM 8.8. TV DEMODULATOR PACK SCHEMATIC DIAGRAM 8.9. DECODER PACK SCHEMATIC DIAGRAM (NV-FJ614EG, FJ613EL /EGY) 8.10. NICAM DECODER PACK SCHEMATIC DIAGRAM (NV-FJ613EC/ ECM/ECN/ECY) 8.11.

  • Page 23: Casing Parts Section

    10.2. CASING PARTS SECTION...

  • Page 24: Packing Parts Section

    10.3. PACKING PARTS SECTION...

  • Page 25: Replacement Parts List

    11. REPLACEMENT PARTS LIST 11.1. CHASSIS PARTS SECTION PARTS LIST...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks VEG1522 CYLINDER UNIT [SUPPLIED FROM MBV] VXP2001 UPPER CYLINDER UNIT [SUPPLIED FROM MBV] VDB1256 CYLINDER RETAINER VEM0715 CYLINDER MOTOR UNIT VXS0135 EARTH BRUSH UNIT VMD3795 FLAT CABLE HOLDER [SUPPLIED FROM MBV] VEK9069 CAPSTAN UNIT L1AZ00000004...

  • Page 27: Casing Parts Section Parts List

    WASHER VMX3022 WASHER 11.2. CASING PARTS SECTION PARTS LIST Ref. No. Part No. Part Name & Description Remarks VGM1748 TOP PANEL [SUPPLIED FROM MBV]NV-FJ614EG- K,NV-FJ613EGYK/EL-K VGM1733 TOP PANEL [SUPPLIED FROM MBV]NV-FJ613EL-S/ EC-S/ECMS/ECNS/ECYS VYP8025 FRONT PANEL UNIT [SUPPLIED FROM MBV]NV-FJ614EG-K VYP8201...

  • Page 28: Packing Parts Section Parts List

    VJH1174 ANT JACK PLATE [SUPPLIED FROM MBV] VWJ1461 FLAT CARD CABLE (6P) [SUPPLIED FROM MBV]P4003-A/C HEAD VWJ1282 FLAT CARD CABLE (9P) [SUPPLIED FROM MBV]P2502-P2901 B101 XTW3+10TFZ SCREW NV-FJ614EG-K,NV-FJ613EGYK/EL-K XTW3+10TFC SCREW NV-FJ613EL-S/EC-S/ECMS/ECNS/ECYS B102 XTW3+10TFZ SCREW NV-FJ614EG-K,NV-FJ613EGYK/EL-K XTW3+10TFC SCREW NV-FJ613EL-S/EC-S/ECMS/ECNS/ECYS B103 XTW3+10TFZ...

  • Page 29: Electrical Parts List

    Ref. No. Part No. Part Name & Description Remarks VQT9009 OPERATING INSTRUCTIONS(DANISH) [SUPPLIED FROM MBV]NV- FJ613ECNS/ECYS N2QAKB000001 REMOTE CONTROLLER [SUPPLIED FROM MBV]NV-FJ614EG-K N2QAKB000001 R0186-720010 BATTERY COVER [SUPPLIED FROM MBV]NV-FJ614EG-K N2QAHB000007 REMOTE CONTROLLER [SUPPLIED FROM MBV]NV-FJ613EL-S/ EL-K/EGYK/EC-S/ECMS/ECNS/ECYS N2QAHB000007 R0185-720010 BATTERY COVER...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks VEP06D85K MAIN C.B.A. (RTL)[SUPPLIED FROM MBV]NV- FJ614EG-K,NV-FJ613EL-S/EL-K THE FOLLOWING C.B.A.S ARE INCLUDED IN MAIN C.B.A. VEP07A16A,VEP07A23L VEP06E00G MAIN C.B.A. (RTL)[SUPPLIED FROM MBV]NV- FJ613EGYK THE FOLLOWING C.B.A.S ARE INCLUDED IN MAIN C.B.A. VEP07A16A,VEP07A23L VEP06D85L MAIN C.B.A.
  • Page 31 Ref. No. Part No. Part Name & Description Remarks C0717 ECUM1H330GUV C.CAPACITOR CH 50V 33P C0719 ECUX1E104ZFV C.CAPACITOR CH 25V 0.1U C0721 ECUX1H121JCV C.CAPACITOR CH 50V 120P C0724 ECUX1H221KBV C.CAPACITOR CH 50V 220P C1002 VCEA1ACB220 E.CAPACITOR 10V 22U [SUPPLIED FROM MBV] C1003 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U...
  • Page 32 Ref. No. Part No. Part Name & Description Remarks C2511 ECEA0JKN220 E.CAPACITOR 6.3V 22U C2512 VCEA1ECB4R7 E.CAPACITOR 25V 4.7U C2513 ECUX1H392KBV C.CAPACITOR CH 50V 3900P C2515 ECEA1VKN4R7 E.CAPACITOR 35V 4.7U C2516 ECEA1VKN4R7 E.CAPACITOR 35V 4.7U C2517 ECA0JHJ221 E.CAPACITOR 6.3V 220U [SUPPLIED FROM MBV] C2518 ECUM1H473ZFV...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks C3054 ECUX1H680JCV C.CAPACITOR CH 50V 68P C3501 VCEA0JCC470 E.CAPACITOR 6.3V 47U [SUPPLIED FROM MBV] C3502 ECUX1H103KBV C.CAPACITOR CH 50V 0.01U C3503 ECUX1H103KBV C.CAPACITOR CH 50V 0.01U C3505 ECUX1H103KBV C.CAPACITOR CH 50V 0.01U C3506 ECUX1C104KBV C.CAPACITOR CH 16V 0.1U...
  • Page 34 NV-FJ613EC-S/ECNS/ECMS/ECYS C4925 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U NV-FJ613EC-S/ECNS/ECMS/ECYS C4926 VCEA0JCB221 E.CAPACITOR 6.3V 220U NV-FJ613EC-S/ECNS/ECMS/ECYS C4927 VCEA0JEC471 E.CAPACITOR 6.3V 470U NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK C4928 ECUX1C104KBV C.CAPACITOR CH 16V 0.1U NV-FJ613EC-S/ECNS/ECMS/ECYS C4929 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U NV-FJ613EC-S/ECNS/ECMS/ECYS C4930 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U...
  • Page 35 C6015 VCEA1CCB100 E.CAPACITOR 16V 10U C6016 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U C6017 ECUX1H681JCV C.CAPACITOR CH 50V 680P C7301 ECUM1H103KBN C.CAPACITOR CH 50V 0.01U NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK C7301 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U NV-FJ613EC-S/ECNS/ECMS/ECYS C7302 ECEA1HKNR47 E.CAPACITOR 50V 0.47U NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK C7302 VCEA0JAW101 E.CAPACITOR 6.3V 100U...
  • Page 36 Ref. No. Part No. Part Name & Description Remarks C7319 ECEA1CKA470 E.CAPACITOR 16V 47U NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK C7319 VCEA1CAW100 E.CAPACITOR 16V 10U NV-FJ613EC-S/ECNS/ECMS/ECYS C7320 ECUM1H472KBN C.CAPACITOR CH 50V 4700P NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK C7320 VCEA1CAW100 E.CAPACITOR 16V 10U NV-FJ613EC-S/ECNS/ECMS/ECYS C7321 ECEA1HKAR47 E.CAPACITOR 50V 0.47U...
  • Page 37 Ref. No. Part No. Part Name & Description Remarks C7713 VCEA0JCB470 E.CAPACITOR 6.3V 47U D0702 ERJ6GEY0R00 M.RESISTOR CH 1/10W 0 D1002 1SS254 DIODE B0AAED000003 D1003 MA4051N-H DIODE [SUPPLIED FROM MBV] D1006 MA4051N-M DIODE D1007 1SS254 DIODE B0AAED000003 D1008 MA4130N-L DIODE D1102 S1WBA80-4062 BRIDGE DIODE...
  • Page 38 Ref. No. Part No. Part Name & Description Remarks IC4901 LA73021M NV-FJ613EC-S/ECNS/ECMS/ECYS IC6001 C2CBJG000139 [SUPPLIED FROM MBV] IC7301 TDA9873H NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK IC7301 TDA9874AH NV-FJ613EC-S/ECNS/ECMS/ECYS IC7302 PST7043 NV-FJ613EC-S/ECNS/ECMS/ECYS IC7501 M35502AFP IC7502 PNA4611M08VT PHOTO DIODE IC7503 RN5VD28AA IC7504 S80743AL C0EAH0000066 IC7702 M24C16-WBN6...

  • Page 39: Ferrite Bead

    Ref. No. Part No. Part Name & Description Remarks L3005 VLQ0599J470 COIL 47UH L3006 VLQ0599J101 COIL 100UH L3007 VLQ0599J680 COIL 68UH L3008 VLQ0599J101 COIL 100UH L3009 VLQ0599J330 COIL 33UH L3010 VLQ0599J470 COIL 47UH L3011 VLQ0599J390 COIL 39UH L3012 VLQ0599J560 COIL 56UH L3501 VLQ0599J330 COIL 33UH...
  • Page 40 Ref. No. Part No. Part Name & Description Remarks Q0702 2SD601A-S TRANSISTOR Q1002 2SD602A TRANSISTOR Q1003 2SD1996-S TRANSISTOR Q1004 2SD1996-S TRANSISTOR Q1005 2SD602A-R TRANSISTOR Q1006 2SD601A TRANSISTOR Q1007 2SD1996-S TRANSISTOR Q1008 2SB710A TRANSISTOR Q1101 2SD1996-S TRANSISTOR Q1102 2SB1030A TRANSISTOR Q1111 PC123ZY2 PHOTO COUPLER B3PBA0000078...
  • Page 41 Ref. No. Part No. Part Name & Description Remarks R0705 ERJ3GEYJ472 M.RESISTOR CH 1/16W 4.7K R0707 ERJ3GEYJ393 M.RESISTOR CH 1/16W 39K R0708 ERJ3GEYJ103 M.RESISTOR CH 1/16W 10K R0711 ERJ3GEYJ181 M.RESISTOR CH 1/16W 180 R0713 ERJ3GEY0R00 M.RESISTOR CH 1/16W 0 R0715 ERJ3GEYJ223 M.RESISTOR CH 1/16W 22K R0717...
  • Page 42 Ref. No. Part No. Part Name & Description Remarks R1124 ERDS2FJ223 C.RESISTOR 1/4W 22K R1125 ERJ6GMYJ101 M.RESISTOR CH 1/10W 100 R1126 ERDS2FJ123 C.RESISTOR 1/4W 12K R1204 ERDS2TJ102 C.RESISTOR 1/4W 1K R1501 ERDS2TJ121 C.RESISTOR 1/4W 120 R1502 ERDS2TJ181 C.RESISTOR 1/4W 180 R1503 ERJ6GMYJ273 M.RESISTOR CH 1/10W 27K...
  • Page 43 Ref. No. Part No. Part Name & Description Remarks R4005 ERJ6GMYJ223 M.RESISTOR CH 1/10W 22K R4006 ERJ6GMYJ753 M.RESISTOR CH 1/10W 75K R4007 ERJ6GMYJ153 M.RESISTOR CH 1/10W 15K R4008 ERJ6GMYJ224 M.RESISTOR CH 1/10W 220K R4009 ERJ6GMYJ222 M.RESISTOR CH 1/10W 2.2K R4010 ERJ6GMYJ222 M.RESISTOR CH 1/10W 2.2K R4011...
  • Page 44 Part Name & Description Remarks R4537 ERJ6GMZ0R00 M.RESISTOR CH 1/10W 0 R4538 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K R4901 ERDS2TJ471 C.RESISTOR 1/4W 470 NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK R4902 ERDS2TJ471 C.RESISTOR 1/4W 470 R4903 ERJ6GMYJ472 M.RESISTOR CH 1/10W 4.7K NV-FJ613EC-S/ECNS/ECMS/ECYS R4904 ERJ6GMYJ153 M.RESISTOR CH 1/10W 15K...
  • Page 45 Part Name & Description Remarks R6030 ERJ6GMYJ472 M.RESISTOR CH 1/10W 4.7K R6031 ERJ6GMYJ682 M.RESISTOR CH 1/10W 6.8K R7301 ERJ6GEY0R00 M.RESISTOR CH 1/10W 0 NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK R7302 ERJ3GEY0R00 M.RESISTOR CH 1/16W 0 NV-FJ613EC-S/ECNS/ECMS/ECYS R7304 ERJ6GEYJ472 M.RESISTOR CH 1/10W 4.7K NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK...
  • Page 46 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R7724 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R7725 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R7726 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K NV-FJ614EG-K,NV-FJ613EL-S/EL-K/ EGYK R7726 ERJ6GMYJ152 M.RESISTOR CH 1/10W 1.5K NV-FJ613EC-S/ECNS/ECMS/ECYS R7728 ERJ6GMYJ473 M.RESISTOR CH 1/10W 47K R7729 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K...
  • Page 47 X3001 VSX0162 CRYSTAL OSCILLATOR X6001 VSX0660 CRYSTAL OSCILLATOR X6002 H0D200500014 CRYSTAL OSCILLATOR [SUPPLIED FROM MBV] X7301 VSX1086 CRYSTAL OSCILLATOR [SUPPLIED FROM MBV]NV-FJ614EG- K,NV-FJ613EL-S/EL-K/EGYK X7302 VSX0953 CRYSTAL OSCILLATOR NV-FJ613EC-S/ECNS/ECMS/ECYS MISCELLANEOUS TP00351-51 FUSE HOLDER TP00351-51 FUSE HOLDER VSC4999 HA CASE (A) VSC4998...
  • Page 48 R0206 (FG HEAD) R0212 R0213 Q0203 P0201 Q0202 IC0201 R0207 CURR LIMIT (CAPSTAN MOTOR DRIVE) HOLE HOLE CAP ET SENSOR SENSOR CAP ED/S RCC SET CAP FG1 Q0201 GND (FG) R0210 C0201 REG 5V GND (MOTOR) D0203 TL0204 TL0202 TL0203 LOAD MOTOR (-) LOAD MOTOR (+) TL0201...
  • Page 49 CYLINDER SERVO SPEED LOOP P2901 MAIN COIL 2 MAIN COIL 3 HALL IC GND (CYL) MAIN COIL 1 NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 50 AUDIO SIGNAL PATH PK7301 R7315 C7318 R7316 16V10 6800 TUNER AUDIO (N) R7309 C7319 R7314 C7326 TL7302 TL7301 C7321 C7320 3300 1500P 16V47 4700P 50V0.47 IC7301 TUNER 5V TDA7873H C7317 C7316 6V100 AF SWITCH C7322 50V0.47 R7308 R7307 C7327 C7328 C7323 R7311 C7310...
  • Page 51 AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION L4503 R4523 1.2u 4700 :TO INPUT/OUTPUT SECTION :TO TIMER SECTION C4524 C4525 R4521 C4522...
  • Page 52 VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION L4903 :TO Hi-Fi AUDIO SECTION R4945...
  • Page 53 L7302 AUDIO SIGNAL PATH C7302 X7302 6V100 VSX0953 C7316 R7327 R7325 8200 SIF2 C7315 NICAM INPUT DEMODULATION NICAM SWITCH VREF1 AGC, C7307 R7302 C7311 FM/AM PK7301 0.01 DEMODULATION SIF1 QPSK/SIF TUNER AUDIO (N) IC7302 NICAM CRESET DEMATRIX VDEC2 PST7043 DECODER TUNER 5V (RESET) IDENTIFI-...
  • Page 54 R :TO POWER SUPPLY/RF SECTION THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH THE PRIMARY CAUTION T :TO TIMER SECTION FROM THE SECONDARY CIRCUIT. PAY ATTENTION NOT TO RECEIVE AN ELECTRIC SHOCK DURING REPAIR AND SERVICE OF THE PRODUCTS. T1101 ETE28K131AZ LB1102...
  • Page 55 VIDEO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO POWER TRANSFORMER SECTION :TO SYSTEM CONTROL & SERVO SECTION TU7601 Q1002 Q1006 :TO LUMINANCE &...
  • Page 56 CAPSTAN SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOP CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP :TO POWER SUPPLY/RF SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION :TO Hi-Fi AUDIO SECTION A11 A12 A30 A31 A32 A14 A15 I :TO INPUT/OUTPUT SECTION :TO TIMER SECTION IC1502 R2507...
  • Page 57 A31 A30 R7714 R7713 R7712 4700 4700 4700 OSD IIC DATA OSD IIC CLOCK L7701 C7707 R7715 C7704 C7703 R7732 6V47 R7733 Q7705 IC7702 2SD601A M24C16-WBN6 (AMP) P2501 R7726 1K:A/B CURR LIMIT 1500:C/D CAP ET CAP ED/S CAP FG1 L6001 100u GND (FG) REG 5V...
  • Page 58 DP7501 25U39169TANF P :TO POWER TRANSFORMER SECTION R :TO POWER SUPPLY/RF SECTION S-VHS CVC VP EP S :TO SYSTEM CONTROL & SERVO SECTION REMAIN V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION Link :TO Hi-Fi AUDIO SECTION P10 P11 P12 P13 P14 P15 P16 P17 P18 R7508 PS HEATER (+) C7501...
  • Page 59 VIDEO SIGNAL PATH AUDIO SIGNAL PATH R0740 R0729 R0730 R0713 T0701 EQV5EC082P R0717 R0711 C0724 R0745 220P 3.3M C0707 50V2.2 C0717 C0708 R0727 C0719 0.47 R0742 Q0702 2SD601A (AMP) PK0701 DU7601-19 DU7601-20 DU7601-21 R0741 TRAP C0721 DU7601-22 SIF/QPSK 120P DU7601-23 AFC S-CURVE DU7601-24 TUNER VIDEO...
  • Page 60 VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE R :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO Hi-Fi AUDIO SECTION IC3501 AN3368SB :TO INPUT/OUTPUT SECTION...
  • Page 61 L3010 R3026 C3046 R3022 D3001 R3025 3900 680K C3040 MA165 6V100 L3009 C3047 C3048 R3027 C3036 C3037 L3011 C3041 C3045 820P 220P C3043 R3023 C3042 6V220 10V22 C3039 C3031 16V10 220K 0.022 R3034 C3038 C3035 0.01 L3008 2.2M 25V4.7 25V4.7 100u C SYNC ART V/H/N...

  • Page 62: Cylinder Stator Unit

    CYLINDER STATOR UNIT Integrated Circuit HALL IC Connector M1 VM P2901 ADDRESS INFORMATION HALL IC VM M2 P2901 (VEM0715)
  • Page 63 DECODER PACK C.B.A. Integrated Circuit IC7301 Test Point TL7301 TL7302 TL7303 Adjustment VR7301 Connector PK7301 PK7302 ADDRESS INFORMATION (VEP07A16A:NV-FJ614EG,FJ613EL/EGY)
  • Page 64 (VEP06D85K:NV-FJ614EG,FJ613EL)(VEP06E00G:NV-FJ613EGY)(VEP06D85L:NV-FJ613EC/ECM/ECN)(VEP06E00H:NV-FJ613ECY) (C/D) (A/B) (A/B) (C/D) (A/B) C4927 (C/D) (C/D) K4004 (A/B) K4906 (C/D) (C/D) (C/D) (C/D) (C/D) R4901 (A/B) (C/D) (C/D) (C/D) (C/D) (C/D) (C/D) (C/D)
  • Page 65 MAIN C.B.A. Transistor Integrated Circuit Q1002 IC1101 Q1003 IC1102 Q1004 IC1501 Q1005 IC1502 Q1006 IC2501 Q1007 IC3001 Q1008 IC3501 Q1101 IC4501 Q1102 IC4901 Q1111 IC6001 Q1201 IC7501 Q1202 IC7502 Q1501 IC7503 Q1502 IC7504 Q4001 IC7702 Q4002 Test Point Q4005 TL2502 Q4006 TL2503 Q4901...
  • Page 66 NICAM DECODER PACK C.B.A. Integrated Circuit IC7301 IC7302 Test Point TL7301 TL7303 TL7304 Integrated Circuit PK7301 PK7302 ADDRESS INFORMATION (VEP07A18J)

  • Page 67: Tv Demodulator Pack C.b.a

    TV DEMODULATOR PACK C.B.A. Transistor Q0702 Integrated Circuit IC0701 Adjustment T0701 VR0701 Connector PK0701 PP0701 ADDRESS INFORMATION (VEP07A23L)
  • Page 68 T1101-3 STOP T1101-7 STOP IC1101-1 STOP IC1101-2 STOP IC1101-4 STOP 9.0Vp-p (2msec. div.) 100Vp-p (5µsec. div.) 470Vp-p (5µsec. div.) 8.0Vp-p (10µsec. div.) 0.5Vp-p (10µsec.div.) IC1101-5 STOP IC6001-20 PAUSE IC6001-21 REC IC6001-24 REC IC6001-61 REC 0.6Vp-p (10µsec.div.) 5.0Vp-p (10msec.div.) 5.0Vp-p (10msec.div.) 5.0Vp-p (10msec.div.) 2.4Vp-p (20µsec.div.) IC6001-68 REC...
  • Page 69 SYSTEM CONTROL & SERVO ICs DC VOLTAGE CHART (SP MODE) IC1501 IC1502 Ref. No. MODE STOP PLAY IC2501 Ref. No. MODE STOP 16.8 16.8 16.8 16.8 PLAY 14.9 14.9 15.2 14.9 15.1 15.1 15.4 15.1 14.4 14.4 14.6 14.7 14.3 14.3 14.6 14.9...
  • Page 70 No. Port Name Description P-OFF P-Save P-FAIL Reset CURRENT_LIMIT O Capstan motor current limit terminal. F ADJUST O Analogue voltage output for HEAD frequency response adjustment N.C. -- Low fix (No Connection.) Terminal of the Current emphasis video/FM audio recording current. [HIFI/2HEAD ]:Fix to Low (Normal mode) C EMPHA(H) [4HEAD]...
  • Page 71 No. Port Name Description P-OFF P-Save P-FAIL Reset ROTARY.SW O Output terminal for rotary switch. H.A.SW O Output terminal for HEAD AMP switch. ENVE.SELECT I Input terminal for enverope selection. VIDEO.H.SW O Output terminal for video HEAD switch. A.H.SW O Output terminal for FM audio HEAD switch. Audio Mute output terminal for tuner and decoder.
  • Page 72 No. Port Name Description P-OFF P-Save P-FAIL Reset LC.OSC OUT O The oscillation output terminal for OSD dot clock. RESET(L) I Input terminal for microprocessor reset. 4FC.LPF I 4fc clock input terminal OSD.FSC IN I OSD clock input terminal 5V(OSD) I 5V input terminal CVIN I Input terminal for Composite video signal.
  • Page 73 No. Port Name Description P-OFF P-Save P-FAIL Reset FLD/T2 DATA OUT O Serial data output terminal for FIP driver and TEST_2(Factory use). Not fix Low FLD_CS O Chip select terminal for FIP driver. Not fix Low T.REEL.PULSE I Input terminal for Take-up Reel sensor pulse. S.REEL.PULSE I Input terminal for Supply Reel sensor pulse.
  • Page 74 INPUT CONDITION VIDEO OUTPUT RESULT AUDIO OUTPUT RESULT POWER INPUT RF (C) AV1 Out AV2 Out SELECT ON(H) PB(H) PB(H) PB(H) Selector Selector AV2 In AV1 In AV2 In AV1 In Mute AV2 In AV1 In AV2 In AV1 In AV2 In AV1 In Mute...
  • Page 75 INPUT CONDITION VIDEO OUTPUT RESULT AUDIO OUTPUT RESULT POWER INPUT RF (C) AV1 Out AV2 Out SELECT ON(H) PB(H) PB(H) PB(H) Selector Selector P.ON NO.TU VCR out VCR out INSEL C+.TU VCR out VCR out INSEL VCR out VCR out AV1 In AV1 In AV1 In...
  • Page 76 INPUT CONDITION VIDEO OUTPUT RESULT AUDIO OUTPUT RESULT POWER INPUT RF (C) AV1 Out AV2 Out SELECT ON(H) PB(H) PB(H) PB(H) Selector Selector P.ON DECODER VTR NO.TU VCR out AV1 In AV1 In AV1 In VCR out AV1 In AV1 In AV1 In C+.TU VCR out TUN IN...
  • Page 77 4.43 NTSC L BILINGUAL 443NT [L] BILINGUAL L A. COMP BIL [L] AUDIO COMPONENT SIGNAL BILINGUAL H BIL. [H] A. COMPO AUDIO COMPONENT SIGNAL BILINGUAL L AUDIO DUBBING PAUSE L BIL/M1 [L] A. D.P [L] AUDIO DUBBING PAUSE L BS CLOCK A.
  • Page 78 CYL GND CYLINDER GND FULL. E. 12V FULL ERASE 12V DELAIED FM RECORDING H D.F.M. REC [H] GND (ANALOG) GND [A] DELAIED FM RECORDING L D. FM REC [L] GND (TUNER) GND [TU] D. GND GND/NON SW 12V DIGITAL GND GND/N.
  • Page 79 POWER OFF H LINE IN [R] LINE INPUT (R) P-OFF [H] POWER OFF L LINE OUT [L] LINE OUTPUT (L) P-OFF [L] LINE OUT [R] LINE OUTPUT (R) P. FAIL POWER FAILURE DETECT LP H POWER OFF H LP [H] P.
  • Page 80 SYSTEM CONTROL 5V RF OUT RF OUTPUT SYSCON 5V SYSTEM SW RF Y RF LUMINANCE SIGNAL SYSTEM TAKE-UP PHOTO TRANSISTOR RF. Y. IN RF LUMINANCE SIGNAL INPUT T-PHOTO TAKE-UP REEL PULSE RF. Y. OUT RF LUMINANCE SIGNAL OUTPUT T-RL. PLS TIMER BUS CLOCK ROTAR.
  • Page 81 MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE IC4501 JK4903 (AV1) TW4907 SYS IIC CLOCK TO/FROM QR4502 IIC BUS SYSTEM INTERFACE CONTROL AUDIO OUT (R) MUTE SYS IIC DATA TW4903 AUDIO IN (R) QR4501 AUDIO OUT (L) MUTE TW4902 AUDIO IN (L)
  • Page 82 IC6001 CAPSTAN IC7501 IC0201 (CAPSTAN MOTOR DRIVE) (SYSTEM CONTROL/SERVO IC) DP7501 MOTOR TL2503 L0201 TL0201 MOTOR DIFFERENTIAL TORQUE P0201 P2501 CURRENT DRIVE AMPRIFIER CONTROL LIMIT TIMER DISPLAY 20MHz IN CAPSTAN P0201 P2501 ERROR TORQUE X6002 20MHz OUT POSITION CAPSTAN TORQUE P0201 P2501 SIGNAL...
  • Page 83 MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE Y/C VIDEO OUT TO/FROM SYSTEM (C/D) CONTROL VIDEO OUT IC4901 Q4904 SYSTEM C SYNC CONTROL TO TUNER RFC VIDEO OUT CLAMP FROM TV TUNER VIDEO CLAMP DEMODULATOR JK4903 (A/B) (AV1) PB +12V...
  • Page 84 IC3001 QR3502 QR3501 PEAKING H-TRAP NLDE DOUB IC3501 PICT DELAY TW3030 AMP & H.AMP FAMI CLP1 P3502 LP L REC-Y FAMI TO/FROM P3502 CYLINDER LP COM VIDEO HEAD MAIN PREAMP P3502 LP R FAMI & H.SW TW3001 H.AMP CLIP L-TRAP &HPF MAIN SYNC...

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