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Panasonic NV-FJ625EG Service Manual
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Panasonic NV-FJ625EG Service Manual

Panasonic NV-FJ625EG Service Manual

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ORDER NO. VRD0103011C2
Video Cassette Recorder
NV-FJ625EG / NV-FJ625EGY / NV-FJ625B / NV-FJ625EC / NV
-FJ625ECM / NV-FJ625ECN / NV-FJ625ECY
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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Summary of Contents for Panasonic NV-FJ625EG

  • Page 1 ORDER NO. VRD0103011C2 Video Cassette Recorder NV-FJ625EG / NV-FJ625EGY / NV-FJ625B / NV-FJ625EC / NV -FJ625ECM / NV-FJ625ECN / NV-FJ625ECY Z-MECHANISM SPECIFICATIONS 2001 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2 / 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-FJ625EG NV-FJ625EGY NV-FJ625B NV-FJ625EC/ECM/ECN NV-FJ625ECY 2. GENERAL DESCRIPTIONS 2.1.
  • 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 Model No. Model Option Option Option Code Code 1 Code 2 Code 3 NV-FJ625EG/ (61h) (08h) (F4h) (06h) NV-FJ625B (63h) (28h) (F4h) (05h) NV-FJ625EC/ ECM/ECN/ (62h) (08h) (F4h) (06h) Fig. S2 Model Code & Option Code NOTE: Since all electrical adjustments data is still not available, perform the Electrical Adjustment continuously.
  • 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 (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 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 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 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 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 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/AV3 (Set to signal input terminal number) 3.3.3. ADJUSTMENTS ITEM ADJ. MODE INPUT TAPE M. EQ. SPEC. REMARKS PG SHIFTER PLAYBACK --- Refer to procedure ALIGNMENT PG SHIFTER TAPE / ADJUSTMENT ADJUSTMENT (PAL) shown in Fig.E3. AI FUNCTION PLAYBACK PAL /...
  • Page 18 3.3.4. PG SHIFTER ADJUSTMENT / (AUTOMATIC) 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.
  • 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 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" key on the Remote Controller.
  • Page 21 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 (EG/EGY/EC/ECM/ECN/ECY MODEL) 5.3. TRUTH TABLE (B MODEL) 6. WAVEFORM TABLE & VOLTAGE CHART 6.1. WAVEFORM TABLE 6.2. VOLTAGE CHART 7.
  • Page 22 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-FJ625EG/EGY) 8.10. NICAM DECODER PACK SCHEMATIC DIAGRAM (NV-FJ625B/ EC/ECM/ECN/ECY) 8.11. CYLINDER STATOR UNIT SCHEMATIC DIAGRAM 8.12.
  • Page 23 10.2. CASING PARTS SECTION...
  • Page 24 10.3. PACKING PARTS SECTION...
  • Page 25 11. REPLACEMENT PARTS LIST 11.1. CHASSIS PARTS SECTION PARTS LIST...
  • Page 26 Ref. No. Part No. Part Name & Description Remarks VEG1522 CYLINDER UNIT VXP2001 UPPER CYLINDER UNIT VDB1256 CYLINDER RETAINER VEM0715 CYLINDER MOTOR UNIT VXS0135 EARTH BRUSH VMD3795 FLAT CABLE HOLDER VEK9069 CAPSTAN UNIT L1AZ00000004 FE HEAD VDB1431 TENSION ARM BOSS VDB1460 SUPPLY BRAKE ARM BOSS VDG1220KIT...
  • Page 27 WASHER VMX3022 WASHER 11.2. CASING PARTS SECTION PARTS LIST Ref. No. Part No. Part Name & Description Remarks VGM1768 TOP PANEL [SUPPLIED FROM MBV]NV-FJ625EG-U/ EGYU/B-U/EC-U/ECMU/ECNU/ECYU VGM1748 TOP PANEL [SUPPLIED FROM MBV]NV-FJ625EG-K/ EGYK/EC-K/ECMK/ECNK/ECYK VYP8050 FRONT PANEL UNIT [SUPPLIED FROM MBV]NV-FJ625EG-U/ EGYU...
  • Page 28 Ref. No. Part No. Part Name & Description Remarks VKF3296 DOOR [SUPPLIED FROM MBV]NV-FJ625EG-U/ EGYU/B-U/EC-U/ECMU/ECNU/ECYU VKF3319 DOOR [SUPPLIED FROM MBV]NV-FJ625EG-K/ EGYK/EC-K/ECMK/ECNK/ECYK VKU0575 BOTTOM PLATE [SUPPLIED FROM MBV] VMZ3099 VO SHEET [SUPPLIED FROM MBV] VJH1175 AV JACK PLATE [SUPPLIED FROM MBV]...
  • Page 29 ACCESSORIES PACKING [SUPPLIED FROM MBV] VPN5491 CUSHION (L) [SUPPLIED FROM MBV] VPN5492 CUSHION (R) [SUPPLIED FROM MBV] VPG0H35 PACKING [SUPPLIED FROM MBV]NV-FJ625EG-U/ EGYU/B-U/EC-U/ECMU/ECNU/ECYU VPG0H34 PACKING [SUPPLIED FROM MBV]NV-FJ625EG-K/ EGYK/EC-K/ECMK/ECNK/ECYK SERVICE FIXTURES & TOOLS VFJ8125H3F VHS ALIGNMENT TAPE (PAL) VFK0335 RETAINING RING REMOVER (3mm/...
  • Page 30 [SUPPLIED FROM MBV](RTL) NV-FJ625B-U THE FOLLOWING C.B.A. IS INCLUDED IN MAIN C.B.A. VEP07A18A,VEP07A23M VEP06D85A MAIN C.B.A. [SUPPLIED FROM MBV](RTL) NV-FJ625EG-K/EG-U THE FOLLOWING C.B.A. IS INCLUDED IN MAIN C.B.A. VEP07A16A,VEP07A23L VEP06E00A MAIN C.B.A. [SUPPLIED FROM MBV](RTL) NV-FJ625EGYK/EGYU THE FOLLOWING C.B.A. IS INCLUDED IN MAIN C.B.A.
  • Page 31 C.B.A.(VEP06D85C,VEP06E00B). VEP07A23M TV DEMODULATOR PACK C.B.A [SUPPLIED FROM MBV](RTL) NV-FJ625B-U INCLUDED IN MAIN C.B.A.(VEP06D85B). VEP07A23L TV DEMODULATOR PACK C.B.A [SUPPLIED FROM MBV](RTL) NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU INCLUDED IN MAIN C.B.A.(VEP06D85A/ C,VEP06E00A/B). ------------ CYLINDER STATOR C.B.A. INCLUDED IN CYLINDER UNIT (VEG1522). ------------ CAPSTAN DRIVE C.B.A.
  • Page 32 Ref. No. Part No. Part Name & Description Remarks C0724 ECUX1H221KBV C.CAPACITOR CH 50V 220P NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU C1002 VCEA1ACB220 E.CAPACITOR 10V 22U C1003 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U C1004 VCEA1CCB470 E.CAPACITOR 16V 47U C1006 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks 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 C.CAPACITOR CH 50V 0.047U C2519 VCEA1ECB470...
  • Page 34 Ref. No. Part No. Part Name & Description Remarks 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 C3507 ECUX1C104KBV C.CAPACITOR CH 16V 0.1U...
  • Page 35 Ref. No. Part No. Part Name & Description Remarks C4513 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U C4514 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U C4515 ECEA0JKS101 E.CAPACITOR 6.3V 100U C4516 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U C4517 ECUX1H101JCV C.CAPACITOR CH 50V 100P C4518 ECUM1C224KBN C.CAPACITOR CH 16V 0.22U C4519 ECQB1H153JF...
  • Page 36 ECUX1C104KBV C.CAPACITOR CH 16V 0.1U C6020 ECUM1C105ZFN C.CAPACITOR CH 16V 1U C6021 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U C7301 ECUM1H103KBN C.CAPACITOR CH 50V 0.01U NV-FJ625EG-K/EG-U/EGYK/EGYU C7301 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U NV-FJ625EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7302 VCEA0JAW101 E.CAPACITOR 6.3V 100U NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7302 ECEA1HKNR47 E.CAPACITOR 50V 0.47U...
  • Page 37 Ref. No. Part No. Part Name & Description Remarks C7316 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7316 ECUM1H104ZFN C.CAPACITOR CH 50V 0.1U NV-FJ625EG-K/EG-U/EGYK/EGYU C7317 VCEA1CAW100 E.CAPACITOR 16V 10U NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7317 ECEA0JKA101 E.CAPACITOR 6.3V 100U NV-FJ625EG-K/EG-U/EGYK/EGYU C7318 VCEA0JAW470 E.CAPACITOR 6.3V 47U...
  • Page 38 C7620 ECUX1C104ZFV C.CAPACITOR CH 16V 0.1U...
  • Page 39 Ref. No. Part No. Part Name & Description Remarks C7622 ECUX1H222KBV C.CAPACITOR CH 50V 2200P NV-FJ625EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7623 ECUX1H103ZFV C.CAPACITOR CH 50V 0.01U NV-FJ625EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7625 ECUX1H222KBV C.CAPACITOR CH 50V 2200P NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7626 ECUX1H222KBV C.CAPACITOR CH 50V 2200P NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU C7701 ECUX1H151JCV...
  • Page 40 D7503 RB441P DIODE...
  • Page 41 AN3531NFBS IC3501 AN3368SB IC4501 AN3656NFBPTV [SUPPLIED FROM MBV] IC4901 LA73021M IC6001 C2CBJG000139 [SUPPLIED FROM MBV] IC7301 TDA9874AH NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU IC7301 TDA9873H NV-FJ625EG-K/EG-U/EGYK/EGYU IC7302 PST7043 NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU IC7501 M35502AFP IC7502 PNA4611M08VT PHOTO DIODE IC7503 RN5VD28AA IC7504 S80743AL C0EAH0000066 IC7701 C1AB00001293 [SUPPLIED FROM MBV]...
  • Page 42 Part Name & Description Remarks K7603 ERJ6GMZ0R00 M.RESISTOR CH 1/10W 0 K7605 ERJ6GEY0R00 M.RESISTOR CH 1/10W 0 L0701 ELJNAR22JF CHIP INDUCTOR NV-FJ625B-U L0701 ELJNAR18JF CHIP INDUCTOR NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU L0703 ELJNA1R8JF CHIP INDUCTOR NV-FJ625B-U L0703 ELJNA2R2JF INDUCTOR 2.2UH NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU L1107 ELF15N005A...
  • Page 43 TRANSISTOR Q1003 2SD1996-S TRANSISTOR Q1004 2SD1996-S TRANSISTOR Q1005 2SD602A-R TRANSISTOR Q1006 2SD601A TRANSISTOR Q1007 2SD1996-S TRANSISTOR Q1008 2SB710A TRANSISTOR NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU Q1101 2SD1996-S TRANSISTOR Q1102 2SB1030A TRANSISTOR Q1111 PC123ZY2 PHOTO COUPLER B3PBA0000078 Q1201 2SD1996-S TRANSISTOR Q1202 2SD1996-S TRANSISTOR Q1501...
  • Page 44 Ref. No. Part No. Part Name & Description Remarks QR1001 UN2112 TRANSISTOR QR1002 UN2211 TRANSISTOR NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU QR1201 UN2212 TRANSISTOR-RESISTOR QR3501 UN2212 TRANSISTOR-RESISTOR QR3502 UN2212 TRANSISTOR-RESISTOR QR4001 UN2212 TRANSISTOR-RESISTOR QR4002 UN2211 TRANSISTOR QR4003 UN2111 TRANSISTOR QR4004 UN2215 TRANSISTOR-RESISTOR QR4005...
  • Page 45 R1012 ERDS2TJ182 C.RESISTOR 1/4W 1.8K R1017 ERDS2TJ272 C.RESISTOR 1/4W 2.7K R1023 ERDS2TJ822 C.RESISTOR 1/4W 8.2K R1025 ERJ6GMYJ472 M.RESISTOR CH 1/10W 4.7K NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU R1026 ERJ6GMYJ103 M.RESISTOR CH 1/10W 10K NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU R1027 ERJ6GMYJ103 M.RESISTOR CH 1/10W 10K NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K...
  • Page 46 Ref. No. Part No. Part Name & Description Remarks R2503 ERJ6GMYJ103 M.RESISTOR CH 1/10W 10K R2504 ERJ6GMYJ103 M.RESISTOR CH 1/10W 10K R2505 ERJ6GMYJ392 M.RESISTOR CH 1/10W 3.9K R2506 ERJ6GMYJ105 M.RESISTOR CH 1/10W 1M R2507 ERJ6GMYJ274 M.RESISTOR CH 1/10W 270 R2508 ERJ6GMYG433 M.RESISTOR CH 1/10W 43K R2509...
  • Page 47 Ref. No. Part No. Part Name & Description Remarks R4017 ERJ6GMYJ273 M.RESISTOR CH 1/10W 27K R4018 ERJ6GMYJ183 M.RESISTOR CH 1/10W 18K R4019 ERJ6GMYJ333 M.RESISTOR CH 1/10W 33K R4020 ERJ6GMYJ472 M.RESISTOR CH 1/10W 4.7K R4021 ERJ6GEYJ332 M.RESISTOR CH 1/10W 3.3K R4022 ERJ6GMYJ561 M.RESISTOR CH 1/10W 560 R4023...
  • Page 48 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R6014 ERJ6GMYJ471 M.RESISTOR CH 1/10W 470 R6015 ERJ6GMYJ471 M.RESISTOR CH 1/10W 470 R6016 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU R6017 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K R6018 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K R6019 ERJ6GMYJ103 M.RESISTOR CH 1/10W 10K...
  • Page 49 Ref. No. Part No. Part Name & Description Remarks R7302 ERJ3GEY0R00 M.RESISTOR CH 1/16W 0 NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU R7304 ERJ6GEYJ472 M.RESISTOR CH 1/10W 4.7K NV-FJ625EG-K/EG-U/EGYK/EGYU R7305 ERJ6GEYJ101 M.RESISTOR CH 1/10W 100 NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU R7305 ERJ6GEYJ562 M.RESISTOR CH 1/10W 5.6K NV-FJ625EG-K/EG-U/EGYK/EGYU R7306 ERJ6GEYJ101 M.RESISTOR CH 1/10W 100...
  • Page 50 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R7725 ERJ6GMYJ221 M.RESISTOR CH 1/10W 220 R7726 ERJ6GMYJ152 M.RESISTOR CH 1/10W 1.5K R7728 ERJ6GMYJ473 M.RESISTOR CH 1/10W 47K NV-FJ625EG-K/EG-U/EGYK/EGYU/EC-K /EC-U/ECNK/ECNU/ECMK/ECMU/ECYK/ ECYU R7729 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K R7730 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K R7731 ERJ6GMYJ102 M.RESISTOR CH 1/10W 1K...
  • Page 51 X3001 VSX0162 CRYSTAL OSCILLATOR X6001 VSX0660 CRYSTAL OSCILLATOR X6002 H0D200500014 CRYSTAL OSCILLATOR [SUPPLIED FROM MBV] X7301 VSX1086 CRYSTAL OSCILLATOR [SUPPLIED FROM MBV]NV-FJ625EG-K/ EG-U/EGYK/EGYU X7302 VSX0953 CRYSTAL OSCILLATOR NV-FJ625B-U/EC-K/EC-U/ECNK/ECNU/ ECMK/ECMU/ECYK/ECYU TP00351-51 FUSE HOLDER TP00351-51 FUSE HOLDER VSC4999 HA CASE (A) VSC4998...
  • Page 52 Ref. No. Part No. Part Name & Description Remarks HW-300A-DF HALL IC B4AAB0000007 VJS3537B009G CONNECTOR (FEMALE) 9P...
  • Page 53 SYSTEM CONTROL & SERVO ICs DC VOLTAGE CHART (SP MODE) Ref. No. IC1501 IC1502 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 54 SYSTEM CONTROL & SERVO TRs DC VOLTAGE CHART (SP MODE) Q1501 Q1502 Q7701 Q7702 Q7703 Ref. No. MODE STOP PLAY Q7704 Q7705 Ref. No. MODE STOP PLAY Ref. No. QR6001 QR6002 QR6006 QR6007 MODE STOP PLAY 12.3...
  • Page 55 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 56 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 57 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 58 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 59 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 60 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 61 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 62 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 63 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 VCR out VCR out INSEL VCR out VCR out AV1 In AV1 In AV1 In AV1 In INSEL VCR out VCR out AV2 In...
  • Page 64 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 65 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 66 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 67 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 68 If you lose the fuse cover the plug must not be used until a replacement cover is obtained. A replacement fuse cover can be purchased from your local Panasonic Dealer. IF THE FITTED MOULDED PLUG IS UNSUITABLE TYPE B FOR THE SOCKET OUTLET IN YOUR HOME THEN THE FUSE SHOULD BE REMOVED AND THE PLUG CUT OFF AND DISPOSED OF SAFELY.
  • Page 69 MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE IC4501 JK4904 (AV3) FRONT AUDIO IN (R) AUDIO SYS IIC CLOCK TO/FROM IN (L) IIC BUS SYSTEM INTERFACE CONTROL SYS IIC DATA JK4903 (AV1) TW4907 QR4502 AUDIO OUT (R) MUTE TW4903 AUDIO IN (R)
  • Page 70 IC6001 CAPSTAN IC7501 IC0201 (CAPSTAN MOTOR DRIVE) (SYSTEM CONTROL/SERVO IC) DP7501 MOTOR TL2503 L0201 TL0201 P0201 P2501 MOTOR DIFFERENTIAL TORQUE CURRENT DRIVE AMPRIFIER CONTROL LIMIT TIMER DISPLAY 20MHz IN 31 CAPSTAN P0201 P2501 ERROR TORQUE X6002 20MHz OUT 32 POSITION CAPSTAN TORQUE P0201...
  • Page 71 MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE Y/C VIDEO OUT TO/FROM SYSTEM CONTROL VIDEO OUT IC4901 Q4904 SYSTEM C SYNC CONTROL TO TUNER RFC VIDEO OUT CLAMP FROM TV TUNER VIDEO CLAMP DEMODULATOR JK4903 (AV1) PB +12V BLUE GREEN...
  • Page 72 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...
  • Page 73 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 GND (FG) R0210 Q0201 C0201 REG 5V GND (MOTOR) D0203 TL0204 TL0202 TL0203 LOAD MOTOR (-) LOAD MOTOR (+) TL0201...
  • Page 74 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 75 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 76 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 I :TO INPUT/OUTPUT SECTION T :TO TIMER SECTION C4524 C4525 R4521...
  • Page 77 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 JK4901 VJJ0377 :TO POWER SUPPLY/RF SECTION LB4902 TW4903 :TO SYSTEM CONTROL & SERVO SECTION AUDIO :TO LUMINANCE &...
  • Page 78 L7302 AUDIO SIGNAL PATH C7302 X7302 6V100 VSX0953 C7316 R7325 R7327 8200 SIF2 C7315 NICAM INPUT DEMODULATION SWITCH NICAM 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 79 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 80 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 TUNER UNIT :TO LUMINANCE &...
  • Page 81 CAPSTAN SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOP CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP :TO POWER SUPPLY/RF SECTION V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION A :TO Hi-Fi AUDIO SECTION :TO INPUT/OUTPUT SECTION T :TO TIMER SECTION IC1502 R2507 R2508 C2509 R6030...
  • Page 82 R7714 R7713 R7712 4700 4700 4700 OSD IIC DATA OSD IIC CLOCK C7707 R7715 L7701 R7711 IC7702 M24C16-WBN6 IC7701 SDA5650X P2501 CURR LIMIT CAP ET CAP ED/S CAP FG1 L6001 100u GND (FG) REG 5V GND (MOTOR) C6001 LOAD MOTOR (-) 6V47 LOAD MOTOR (+) PS 14V...
  • Page 83 DP7501 25U39169TANF :TO POWER TRANSFORMER SECTION :TO POWER SUPPLY/RF SECTION S-VHS CVC VP EP :TO SYSTEM CONTROL & SERVO SECTION REMAIN :TO LUMINANCE & CHROMINANCE/AUDIO SECTION Link A :TO Hi-Fi AUDIO SECTION R7508 PS HEATER (+) C7501 0.01 HEATER (-) D7501 C7502 R7511...
  • Page 84 VIDEO SIGNAL PATH AUDIO SIGNAL PATH R0740 T0701 R0729 R0730 R0701 R0713 100K EQV5EC082P:A/B/D/E EQV5EC083P:C R0717 R0711 C0724 (A/B/ D/E) 220P R0745 A/B/D/E 3.3M C0707 330P:C 50V2.2 R0728 C0717 C0708 R0727 C0719 0.47 R0742 Q0702 2SD601A (AMP) PK0701 DU7601-19 DU7601-20 C0721 R0741 DU7601-21...
  • Page 85 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 S :TO SYSTEM CONTROL & SERVO SECTION A :TO Hi-Fi AUDIO SECTION IC3501 I :TO INPUT/OUTPUT SECTION AN3368SB...
  • Page 86 L3010 R3026 C3046 R3022 D3001 R3025 3900 680K C3040 MA165 6V100 L3009 C3036 C3037 C3047 C3048 R3027 C3045 L3011 C3041 6V220 820P 220P C3043 R3023 C3042 10V22 C3039 C3031 16V10 220K 0.022 R3034 C3035 C3038 0.01 25V4.7 L3008 2.2M 25V4.7 100u C SYNC ART V/H/N...
  • Page 87 CYLINDER STATOR UNIT Integrated Circuit HALL IC Connector M1 VM P2901 ADDRESS INFORMATION HALL IC VM M2 P2901 (VEM0715)
  • Page 88 DECODER PACK C.B.A. Integrated Circuit IC7301 Test Point TL7301 TL7302 TL7303 Adjustment VR7301 Connector PK7301 PK7302 ADDRESS INFORMATION (VEP07A16A:NV-FJ625EG/EGY)
  • Page 89 (VEP06D85A:NV-FJ625EG)(VEP06E00A:NV-FJ625EGY)(VEP06D85B:NV-FJ625B)(VEP06D85C:NV-FJ625EC/ECM/ECN)(VEP06E00B:NV-FJ625ECY) (D/E) (C/D/E) (C/D/E) (C/D/E) (A/B/D/E) (D/E) (C/D/E) (A/B/D/E)
  • Page 90 IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS, USE ONLY THE SAME TYPE. THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH THE PRIMARY CAUTION FROM THE SECONDARY CIRCUIT. PAY ATTENTION NOT TO RECEIVE AN ELECTRIC SHOCK DURING REPAIR AND SERVICE OF THE PRODUCTS.
  • Page 91 NICAM DECODER PACK C.B.A. Integrated Circuit IC7301 IC7302 Test Point TL7301 TL7303 TL7304 Integrated Circuit PK7301 PK7302 ADDRESS INFORMATION (VEP07A18A:NV-FJ625B) (VEP07A18J:NV-FJ625EC/ECM/ECN/ECY) (D/E)
  • Page 92 TV DEMODULATOR PACK C.B.A. Transistor Q0702 Integrated Circuit IC0701 Adjustment T0701 VR0701 Connector PK0701 PP0701 ADDRESS INFORMATION (VEP07A23L:NV-FJ625EG/EGY/EC/ECM/ECN/ECY) (VEP07A23M:NV-FJ625B)
  • Page 93 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...

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