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Panasonic NV-HV61GC Service Manual
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Panasonic NV-HV61GC Service Manual

Panasonic NV-HV61GC Service Manual

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ORDER NO. MAV0404001C3
Video Cassette Recorder
NV-HV61GL / NV-HV61GC / NV-HV61GCS / NV-HV61GCSX
R4-MECHANISM
SPECIFICATIONS
2004 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-HV61GC

  • Page 1 ORDER NO. MAV0404001C3 Video Cassette Recorder NV-HV61GL / NV-HV61GC / NV-HV61GCS / NV-HV61GCSX R4-MECHANISM SPECIFICATIONS 2004 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.

  • Page 2: About Lead Free Solder (Pbf)

    (Order No. VRD0202010C8) 2. The Model No. is indicated on the Schematic Diagram and Circuit Board Diagrams as follows. Model No. Indication Mark NV-HV61GL (GL) NV-HV61GC (GC) NV-HV61GCS (GCS) NV-HV61GCSX (GCSX) 1.2. ABOUT LEAD FREE SOLDER (PbF) Distinction of PbF PCB: PCBs (manufactured) using lead free solder will have a PbF stamp on the PCB.

  • Page 3: General Descriptions

    - Pb free solder will tend to splash when heated too high (about 1100°F/600°C). When soldering or unsoldering, please completely remove all of the solder on the pins or solder area, and be sure to heat the soldering points with the Pb free solder until it melts enough. 2.
  • Page 4 may store TV broadcasts by manually other than "Auto Tuning" operation and it is also erased.) NOTE: During servicing, do not make a short circuit between IC6001-pin 37 (5V) with other line/ Components otherwise IC6001 may be broken. CAUTION: *When replacing the B7751, be sure to read/follow the "HOW TO REPLACE THE LITHIUM BATTERY"...
  • Page 5 STEP4.LINE-IN SETTING & ACTIVATE PLUG-IN A.T.P. (FOR OTHER THAN NV-HV61GL) 1. Press the Channel up and down keys simultaneously for more than 3 seconds, under the condition of the no tape is in the unit. 2. Confirm that "A1" and "A2" can be displayed on the FIP by pressing the CH UP and CH DOWN buttons.

  • Page 6: How To Replace The Lithium Battery

    1. Remove the Top Panel and Mechanism unit with Main C.B.A by referring to the Disassembling Procedure. 2. Unsolder the Lithium Battery: B7751 and then replace it with a new one (See Fig. B1). Fig. B1 NOTE: The lithium battery is a critical component (Manufactured by Panasonic.)
  • Page 7 It must never be subjected to excessive heat or discharge. It must therefore only be fitted in equipment designed specifically for its use. Replacement batteries must be of the same type and manufacture. They must be fitted in the same manner and location as the original battery, with the correct polarity contacts observed.
  • Page 8 Auto Tuning takes five or more minutes to complete its search. Do not touch the VCR during Auto Tuning. Auto Tuning will stop halfway, if the VCR is operated or the aerial lead and/or the mains lead are disconnected. In case the VCR stopped during Auto Tuning, the VCR has to be reset and restarted.
  • Page 9 2.3.2. 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. Turn the MAIN C.B.A. over as shown in Fig. Fig. S1 2.3.3. REMOVAL OF CASSETTE TAPE When the cassette tape could not be uninstalled from an electrical malfunction, There are 2 ways to remove a cassette tape.
  • Page 10 C. Stop unloading just before unloading would be completed as shown in Fig. Fig. S3 D. Then the tape becomes slack as shown in Fig. Fig. S4 E. Rotate the S-Reel by a small minus screwdriver (Fig. S5) to remove the slack tape as shown in Fig.
  • Page 11 Fig. S5 Fig. S6 F. Then unload again to remove the cassette tape as shown in Fig. Fig. S7 3. Removal by manual operations after uninstalling the mechanism,refer to the DISASSEMBLY METHOD of item3.1. A. Disconnect the AC plug, and remove the Top Panel, Front Panel and the Mechanism by referring to the Disassembly Procedures.
  • Page 12 C. Rotate the Main Cam Gear counter-clockwise (Fig. S9) until just before the unloading would be completed as shown in Fig. D. Rotate the Capstan Motor clockwise (Fig. S9) to remove the slack tape as shown in Fig. Fig. S9 E.
  • Page 13 G. Install the Loading Motor and tighten screw (S1) as shown in Fig. 2.3.4. CYLINDER UNIT REPLACEMENT NOTE: Replacing only Upper Cylinder unit of R4 Mechanism cannot be performed, as securing of RT gap is impossible out of factory, please replace the cylinder by whole Cylinder Unit. The Compatibility Adjustment should be performed after replacement ofthe DD Cylinder Unit.
  • Page 14 NOTE: When reassembling, perform the steps in the reverse order, and perform the TAPE INTERCHANGEABILITY ADJUSTMENT certainly after CYLINDER UNIT REPLACEMENT. 2.3.5. ATTENTION FOR REPLACING THE CYLINDER UNIT CAUTION: Handle the Cylinder Flexble Card with care. When it damaged, you should replace it with a new Cylinder Unit.
  • Page 15 4. Hook the Flexible Card to the FPC HOLDER. Fig. S13 NOTE: 1. When removing the FPC HOLDER, push stopper portion of the FPC HOLDER with a small minus screw driver and so on. And then pay attention for not to scratch the Cylinder and not to break the Head Chip.
  • Page 16 (Order No.: VRD0202010C8). 2.5. 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/S-VHS VCP and VCR.
  • Page 17 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 18: Adjustment Procedures

    VFK0823FSE (For end users) Note: The tape material itself is the same in both types. 3. ADJUSTMENT PROCEDURES 3.1. DISASSEMBLY METHOD 3.1.1. DISASSEMBLY FLOW CHART This flow chart indicates disassembly steps of the cabinet parts and the circuit boards in order to find the necessary items for servicing.

  • Page 19: Removal Of The Top Panel

    3.1.2. DETAIL OF DISASSEMBLY METHOD 1. REMOVAL OF THE TOP PANEL Remove 2 Screws (A) Remove 2 Screws (B) Fig.D2...
  • Page 20 2. REMOVAL OF THE BACK PANEL Remove 2 Screws (C) Remove Screw (D) Unlock 4 Tabs (E) Fig. D3...

  • Page 21: Removal Of The Front C.b.a

    3. REMOVAL OF THE FRONT PANEL UNIT Unlock 7 Tabs (F) Fig. D4 4. REMOVAL OF THE FRONT C.B.A. Remove 2 Screws (G) Fig. D5 5. REMOVAL OF THE MECHANISM UNIT...
  • Page 22 Remove Screw (H) Remove 2 Screws (I) Remove Screw (J) Disconnect Cylinder Connector Disconnect A/C Head Connector Disconnect P1531 Fig. D6 6. REMOVAL OF THE MAIN C.B.A. Remove 4 Screws (K) Fig. D7...

  • Page 23: Servicing Position

    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. Fig. D8 7. SERVICING POSITION Install the Mechanism Unit on to the MAIN C.B.A.. Then fix a screw (I), and connect two frexible card Connectors (Cylinder connector, AC Head connector) and P1531 as shown in Fig.

  • Page 24: Mechanical Adjustment Procedures

    3.2. MECHANICAL ADJUSTMENT PROCEDURES Refer to the Service Manual for R4-Mechanism Chassis. (Order No. VRD0202010C8) 3.3. ELECTRICAL ADJUSTMENT PROCEDURES This section provides complete adjustment procedures required for electric circuits of VCR. 3.3.1. TEST EQUIPMENT To perform electrical adjustments following equipment is required. 1.
  • Page 25 PROCEDURE F.I.P. DISPLAY 6. When the sequence of the automatic adjustment has been terminated, the following action has been made. * SUCCEED: The cassette tape is ejected. * ERROR: The "F20", "F21", "F22" or "F23"is displayed. Refer to next PG Shifter Adjustment Self-Diagnosis Indication Table regarding the details of the indications.

  • Page 26: Block Diagrams

    4. ABBREVIATIONS 5. INPUT / OUTPUT CHART FOR IC6001 6. WAVEFORM TABLE & VOLTAGE CHART 6.1. WAVEFORM TABLE 6.2. VOLTAGE CHART 7. BLOCK DIAGRAMS 7.1. POWER BLOCK DIAGRAM 7.2. SYSTEM CONTROL & SERVO BLOCK DIAGRAM 7.3. LUMINANCE & CHROMINANCE BLOCK DIAGRAM 7.4.

  • Page 27: Circuit Board Assemblies

    8.7. DECODER SECTION IN MAIN SCHEMATIC DIAGRAM (NV- HV61GL) 8.8. FRONT SCHEMATIC DIAGRAM 9. CIRCUIT BOARD ASSEMBLIES 9.1. MAIN C.B.A. 9.2. FRONT C.B.A. 10. EXPLODED VIEWS 10.1. CHASSIS PARTS SECTION...

  • Page 28: Casing Parts Section

    10.2. CASING PARTS SECTION...

  • Page 29: Packing Parts Section

    10.3. PACKING PARTS SECTION...

  • Page 30: Replacement Parts List

    11. REPLACEMENT PARTS LIST...

  • Page 31: Chassis Parts Section / Parts List

    11.1. CHASSIS PARTS SECTION / PARTS LIST Note: *All parts except parts mentioned [PAVC-SPC] in the Remarks column are supplied from PAVCSG. Parts mentioned [PAVC-SPC] are supplied from PAVC-SPC . Ref. No. Part No. Part Name & Description Remarks VEG1642-DKIT CYLINDER UNIT VEM0750 CAPSTAN UNIT...

  • Page 32: Casing Parts Section / Parts List

    Ref. No. Part No. Part Name & Description Remarks VMD4254 SIDE PLATE (R) UNIT VML3706 OPENER LEVER VXA7110 CASSETTE HOLDER UNIT VXL3160 MAIN SHAFT UNIT VHD1044 SCREW XYN3+C4FJ SCREW XTN26+7JFJ SCREW XTN26+7JFJ SCREW XTN26+7JFJ SCREW XTV26+5FFJ SCREW XTV26+5FFJ SCREW XTV26+8FFJ SCREW XTV26+8FFJ SCREW...

  • Page 33: Packing Parts Section / Parts List

    Ref. No. Part No. Part Name & Description Remarks VGM1991 TOP PANEL VMP7569-1 CHASSIS FRAME VMP7574-1 BACK PANEL RYPV0030 FRONT PANEL (1) U RKFV0009 DOOR RKFV0008 BLINDER PANEL VMB2521 BLINDER SPRING VGB0554 SUPER DRIVE BADGE VMX3115 MECHA SPACER (F) VMX3272 MECHA SPACER (R) VMZ3355 BARRIER...

  • Page 34: Electrical Parts List

    *All parts except parts mentioned [PAVC-SPC] in the Remarks column are supplied from PAVCSG. Parts mentioned [PAVC-SPC] are supplied from PAVC-SPC . Note2: “*1”, “*2”, “*3”, “*4” in the Remarks column shows the models as follows. “*1” : NV-HV61GC-S “*2” : NV-HV61GCS-S “*3” : NV-HV61GCSX-S “*4” : NV-HV61GL-S...
  • Page 35 Ref. No. Part No. Part Name & Description Remarks VEP06F53C MAIN C.B.A. (RTL) *1,*2,*3 VEP06F53E MAIN C.B.A. (RTL) *4 VEP04857A FRONT C.B.A. (RTL) VEP06F53C MAIN C.B.A. (RTL) *1,*2,3 VEP06F53E MAIN C.B.A. (RTL) *4 B7751 VSB0205 BATTERY C1121 ECQU2A683MVA POLYESTER CAPACITOR C1122 F1BAF331A013 CERAMIC CAP...
  • Page 36 Ref. No. Part No. Part Name & Description Remarks C2054 ECJ1VB1H392K CHIP CAPACITOR C2055 ECJ1VF1C104Z CHIP CAPACITOR C2099 ECJ1VC1H681J CHIP CAPACITOR C2501 ECJ1VF1C104Z CHIP CAPACITOR C2502 ECEA0JKA221B ELECTROLYTIC CAPACITOR C2504 ECJ1VB1E223K CAPACITOR C2505 ECJ1VB1E223K CAPACITOR C2506 ECJ1VB1A224K CHIP CAPACITOR C2507 ECJ1VB1H102K CHIP CAPACITOR C2508...
  • Page 37 Ref. No. Part No. Part Name & Description Remarks C3038 ECJ1VB1H472K CHIP CAPACITOR C3039 ECJ1VB1C333K CHIP CAPACITOR C3040 ECJ1VB1A474K CHIP CAPACITOR C3041 ECJ1VB1E223K CAPACITOR C3042 ECEA1EKA4R7B ELECTROLYTIC CAPACITOR C3046 ECEA1HKA010B ELECTROLYTIC CAPACITOR *1,*2,*3 C3047 ECJ1VF1C104Z CHIP CAPACITOR C3049 F1H1C104A065 CHIP CAPACITOR C3050 ECEA1CKA470B ELECTROLYTIC CAPACITOR...
  • Page 38 Ref. No. Part No. Part Name & Description Remarks C4525 ECEA1CKA470B ELECTROLYTIC CAPACITOR C4527 ECEA1CKA100B ELECTROLYTIC CAPACITOR C4530 ECJ1VC1H151J CHIP CAPACITOR C4531 ECJ1VC1H151J CHIP CAPACITOR C4534 ECQB1H153JF3 POLYPROPYLEN CAPACITOR C4535 ECQB1H153JF3 POLYPROPYLEN CAPACITOR C4536 ECJ1VF1H103Z CHIP CAPACITOR C4537 ECJ2VC1H560G CHIP CAPACITOR C4538 ECJ1VF1H103Z CHIP CAPACITOR...
  • Page 39 Ref. No. Part No. Part Name & Description Remarks C6310 ECJ1VF1H103Z CHIP CAPACITOR C7301 ECJ1VF1H103Z CHIP CAPACITOR C7303 ECEA0JKA101B ELECTROLYTIC CAPACITOR C7304 ECJ1VF1C104Z CHIP CAPACITOR C7305 ECEA0JKA101B ELECTROLYTIC CAPACITOR C7312 ECEA1CKA100B ELECTROLYTIC CAPACITOR C7313 ECEA1CKA100B ELECTROLYTIC CAPACITOR C7315 ECJ1VB1A474K CHIP CAPACITOR C7316 ECJ1VB1H472K CHIP CAPACITOR...
  • Page 40 D1157 MAZ40270LF ZENER DIODE Ref. No. Part No. Part Name & Description Remarks D1180 MAZ751000C DIODE D1230 MA2C18500E DIODE D1250 B0JAMK000015 DIODE D1251 B0JAMK000015 DIODE D1260 B0JAGE000001 DIODE D1261 B0JAGE000001 DIODE D1270 MA2C18500E DIODE D1280 B0JAGE000001 DIODE D1351 MAZ4056NHF DIODE D1501 B3EA00000072 PHOTO DIODE...
  • Page 41 Ref. No. Part No. Part Name & Description Remarks K6006 ECJ1VF1H103Z CHIP CAPACITOR K6012 ERJ3GEY0R00V CHIP JUMPER K7302 ERJ3GEY0R00V CHIP JUMPER K7304 ERJ3GEY0R00V CHIP JUMPER K7305 ERJ3GEY0R00V CHIP JUMPER K7306 ERJ3GEY0R00V CHIP JUMPER K7616 ERJ3GEYJ221V CHIP RESISTOR L1120 ELF15N005A LINE FILTER L1121 ELF15N005A LINE FILTER...
  • Page 42 Ref. No. Part No. Part Name & Description Remarks Q1151 2SC3311ASA TRANSISTOR Q1152 2SC3311ASA TRANSISTOR Q1153 B1DEEQ000001 TRANSISTOR Q1200 B3PBA0000078 PHOTO COUPLER Q1341 B1AAGD000006 TRANSISTOR Q1342 2SD0601A0L CHIP TRANSISTOR Q1351 B1AAGD000006 TRANSISTOR Q1352 B1AAGD000006 TRANSISTOR Q1354 B1AAGD000006 TRANSISTOR Q1501 PNA2604M01VT PHOTO TRANSISTOR Q1502 PNA2604M01VT...
  • Page 43 Ref. No. Part No. Part Name & Description Remarks R1501 ERJ3GEYJ273V CHIP RESISTOR R1502 ERJ3GEYJ273V CHIP RESISTOR R1503 ERDS2TJ151T CARBON RESISTOR R1511 ERJ3GEYJ273V CHIP RESISTOR R1512 ERJ3GEYJ273V CHIP RESISTOR R1513 ERJ6GEYJ121V CHIP RESISTOR R2001 ERJ3GEYJ392V CHIP RESISTOR R2002 ERJ3GEYJ105V CHIP RESISTOR R2099 ERJ3GEYJ682V CHIP RESISTOR...
  • Page 44 Ref. No. Part No. Part Name & Description Remarks R4061 ERJ3GEYJ474V CHIP RESISTOR R4062 ERJ3GEYJ153V CHIP RESISTOR R4063 ERJ3GEYJ331V CHIP RESISTOR R4071 ERJ3GEYJ153V CHIP RESISTOR R4073 ERJ3GEY0R00V CHIP JUMPER R4074 ERJ3GEY0R00V CHIP JUMPER R4075 ERJ3GEYJ471V CHIP RESISTOR R4076 ERJ3GEYJ471V CHIP RESISTOR R4081 ERJ3GEYJ123V CHIP RESISTOR...
  • Page 45 Ref. No. Part No. Part Name & Description Remarks R6017 ERJ3GEYJ222V CHIP RESISTOR R6018 ERJ3GEYJ103V CHIP RESISTOR R6021 ERJ3GEYJ103V CHIP RESISTOR R6022 ERJ3GEYJ102V CHIP RESISTOR R6023 ERJ3GEYJ332V CHIP RESISTOR R6028 ERJ3GEYG103V CHIP RESISTOR R6029 ERJ3GEYG103V CHIP RESISTOR R6031 ERJ3GEYJ471V CHIP RESISTOR R6032 ERJ3GEYJ471V CHIP RESISTOR...
  • Page 46 Ref. No. Part No. Part Name & Description Remarks R7521 ERJ3GEYJ154V CHIP RESISTOR R7522 ERJ3GEYJ203V CHIP RESISTOR R7523 ERJ3GEYJ512V CHIP RESISTOR R7525 ERDS2TJ391T CARBON RESISTOR R7526 ERDS2TJ101T CARBON RESISTOR R7527 ERJ3GEYJ203V CHIP RESISTOR R7528 ERDS2TJ101T CARBON RESISTOR R7529 ERDS2TJ103T CARBON RESISTOR R7601 ERDS2TJ331T CARBON RESISTOR...
  • Page 47 Ref. No. Part No. Part Name & Description Remarks W519 ERJ3GEY0R00V CHIP JUMPER W520 ERJ3GEY0R00V CHIP JUMPER W521 ERJ3GEY0R00V CHIP JUMPER W522 ERJ3GEY0R00V CHIP JUMPER W523 ERJ6GEY0R00V CHIP JUMPER W524 ERJ3GEY0R00V CHIP JUMPER W526 ERJ3GEY0R00V CHIP JUMPER W527 ERJ6GEY0R00V CHIP JUMPER W528 ERJ3GEY0R00V CHIP JUMPER...
  • Page 48 Ref. No. Part No. Part Name & Description Remarks X7301 H0H400400006 CRYSTAL OSCILLATOR ZA1101 EYF52BC FUSE HOLDER ZA1102 EYF52BC FUSE HOLDER MISCELLANEOUS VMD4258 PHOTO TRANSISTOR HOLDER VMD4258 PHOTO TRANSISTOR HOLDER RJFV0002 FIP HOLDER VEP04857A FRONT C.B.A. (RTL) JK4951 K2HA307A0003 I/O JACK LB4901 ERJ3GEY0R00V CHIP JUMPER...
  • Page 49 IC0201 IC6001 IC7501 (CAPSTAN MOTOR DRIVE) (SYSTEM CONTROL & SERVO) (FIP DRIVE) UNREG DP7501 P0201 P2571 CAPSTAN TL2502 MOTOR COILS 32KHz IN 35 (TIMER DISPLAY) MOTOR DIFFERENTIAL TORQUE P0201 P2571 CURRENT LIMIT X6002 DRIVE AMPLIFIRE CONTROL 32KHz OUT 36 8 10 12 13 15 16 18 19 21 22 24 P0201 P2571 CAP ET...
  • Page 50 VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE JK3201 IC6001 IC3001 (AUDIO/VIDEO SIGNAL PROCESSOR) (REAR JACK) TL3002 FIXED TO INT IN THES MODELS BY Q3202 PIN53 VIDEO SIGNAL 2MHz PROCESS SVHS SQUELCH -6dB -4dB TL3003 SVHS VIDEO...
  • Page 51 AUDIO SIGNAL PATH R :TO POWER SUPPLY/RF SECTION S :TO SYSTEM CONTROL & SERVO SECTION V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION A :TO Hi-Fi AUDIO SECTION R7310 C7317 TL7303 TL7302 C7316 C7315 16V47 4700P 0.47 IC7301 TDA9873H IIC CLOCK IIC DATA AF SWITCH R7319 C7313...
  • Page 52 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 R4530 4700 D :TO DECODER SECTION C4536 C4517 R4585 C4581 C4515 0.01 6V100 0.047...
  • Page 53 VIDEO MAIN SIGNAL PATH IN REC MODE JK4951 K2HA307A0003 AUDIO MAIN SIGNAL PATH IN REC MODE (AV2) VIDEO AUDIO AUDIO IN(L) IN(R) LB4902 LB4901 R4902 R4901 P4951 P3301-5 FRONT AUDIO (R) P3301-4 P3301-3 FRONT AUDIO (L) P3301-2 P3301-1 FRONT VIDEO NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS NV-HV61GL/GC/GCS/GCSX SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU...
  • Page 54 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. :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO TIMER SECTION :TO LUMINANCE &...
  • Page 55 VIDEO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN REC MODE :TO POWER TRANSFORMER SECTION :TO SYSTEM CONTROL & SERVO SECTION VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE TU7601 :TO TIMER SECTION ENG57820G1:GL ENG57818G1:GC/GCS/GCSX :TO LUMINANCE &...
  • Page 56 P :TO POWER TRANSFORMER SECTION CAPSTAN SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOP CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP :TO POWER SUPPLY/RF SECTION :TO TIMER SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION A :TO Hi-Fi AUDIO SECTION R6009 R6104 D :TO DECODER SECTION TL6003 (GC/GCS/GCSX)
  • Page 57 VIDEO 5V CYLINDER VG UNREG 16V R2519 8200 C2571 25V220 C2520 D2503 MA4160NM P1531 (TO LOADING MOTOR) LOAD MOTOR (-) LOAD MOTOR (+) IC6301 C2507 C2515 C2505 C2504 C2506 R6401 R6400 C2519 C0DBCHD00002 1000P 0.01 0.022 0.022 0.22 (5V SWITCHING REG.) C6307 0.01 R IN...
  • Page 58 DP7501 A2BA00000215 :TO POWER TRANSFORMER SECTION :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION S-VHS R7528 R7526 HEATER(+) C7504 0.01 HEATER(-) D7501 C7501 R7525 MA4240N 35V10 UNREG -29V R7529 C7506 IC7501 M35502AFP S.DATA S.CLOCK C7502 FIP CS SYSTEM CTL 5V R7506 12K C7505 6V100...
  • Page 59 P :TO POWER TRANSFORMER SECTION 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 S :TO SYSTEM CONTROL & SERVO SECTION :TO Hi-Fi AUDIO SECTION JK3201 D :TO DECODER SECTION...
  • Page 60 C3041 R3013 C3040 C3038 R3012 C3037 L3004 0.022 0.47 4700P 50V2.2 12µ C3039 C3034 0.033 X3002 X3001 H0D443400039 H0D357400067 C3036 C3035 C3033 C3030 R3011 C3029 L3303 25V3.3 0.01 3300 0.01 33µ (2.7) C3031 C3032 0.22 6V47 L3302 X-TAL CLOCK DOWN 68µ...
  • Page 61 FRONT C.B.A. Connector P4951 ADDRESS INFORMATION (VEP04857A) P4951 JK4951 NV-HV61GL/GC/GCS/GCSX FRONT C.B.A.
  • Page 62 (VEP06F53E:NV-HV61GL)(VEP06F53C:NV-HV61GC/GCS/GCSX) TL4506 TL4504 TL4505 P1531 TU7601 P2501 TL3003 Q4082 QR4061 Q3202 QR4081 P1101 P5001 TL3002 P4002 Q4083 TL4511 IC2502 Q4081 IC4501 (GC/GCS/GCSX) TL4507 TW4002 QR4651 IC3001 (GL) QR4505 TW2001 P2571 QR4506 QR4504 P4001 Q3001 TW4502 IC2501 TW2002 QR4501 TL2502 TW3001...
  • Page 63 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 64 Reset/ No Terminal Name I/O Description P.OFF P.Failure Release Port for scanning line control: PROGRESSIVE TV scanning line 628: H scanning line 624: L 2 CODE1 I AD input terminal for model setting. 3 CODE2 I AD input terminal for model setting. 4 T.S.CUREVE I Input terminal for "S-Curve"...
  • Page 65 Reset/ No Terminal Name I/O Description P.OFF P.Failure Release 22 NC O Low fix. Enforced Normal selection signal and Audio Automatic Adjustment Trigger Input Terminal 23 ABS_NORMAL *To turn audio into normal: Low (During ADUBPS, HiFi Audio envelope deterioration) *Others: High Recording on/off control signal terminal for Linear audio.
  • Page 66 Reset/ No Terminal Name I/O Description P.OFF P.Failure Release 50Hz Playback on SQPB: High output 42 PAL_SQPB Other than above : Low output Clock souce selection terminal at reset starting. 43 32K.START(L) *12/16MHz(High speed) :Connected to VCC (5V). *32KHz(Slow speed) :Connected to Vss (0V). 44 LC.OSC.IN I Input terminal of the LC Oscillation (For OSD dot clock) 45 LC.OSC.OUT...
  • Page 67 Reset/ No Terminal Name I/O Description P.OFF P.Failure Release Terminal for both NAVI Writing and OSD REC Writing. 1. During NAVI writing (During recording in JET NAVIGATOR is ON) At NAVI data "H" being written : High is output At NAVI data "L" being written : Low is output 64 VBI1/CHARA At except NAVI data being written : Low is output Low / Hi-Z...
  • Page 68 Reset/ No Terminal Name I/O Description P.OFF P.Failure Release Distinction terminal for the Video system. 1. In the VV mode. *"High" is input: Playback of a MESECAM recorded tape. *"Low" is input: Playback of other than MESECAM recorder tape. 2. In the EE mode. 89 MESECAM (H) *"High"...
  • Page 69 SYSTEM CONTROL & SERVO ICs DC VOLTAGE CHART (SP MODE) IC1511 IC1512 Ref. No. MODE STOP PLAY IC2501 Ref. No. MODE STOP 12.2 16.2 PLAY 12.3 16.3 12.2 16.3 12.2 16.2 12.3 16.2 3..9 Ref. No. IC2501 MODE STOP 12.2 PLAY 12.3 12.2...
  • Page 70 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 71 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 72 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 73 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 74: Power Transformer Section In Main Schematic Diagram

    8 SCHEMATIC DIAGRAMS 8.1. POWER TRANSFORMER SECTION IN MAIN SCHEMATIC DIAGRAM 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 75 :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO TIMER SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION T1150 TL1009 G4D2A0000113 LB1214 0JKB0000028 HEATER (-) C1280 TL1008 (GL) 10V100 D1280 11EQS04 C1142 400V33 HEATER (+) TL1029 D1270 MA185 UNREG -29V C1270 50V56 D1250...

  • Page 76: Power Supply/ Rf Section In Main Schematic Diagram

    8.2. POWER SUPPLY/ RF SECTION IN MAIN SCHEMATIC DIAGRAM VIDEO MAIN SIGNAL PATH IN REC MODE :TO POWER TRANSFORMER SECTION :TO SYSTEM CONTROL & SERVO SECTION VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE :TO TIMER SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION :TO Hi-Fi AUDIO SECTION :TO DECODER SECTION QR1342...
  • Page 77 AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE TU7601 ENG57820G1:GL ENG57818G1:GC/GCS/GCSX L7610 10µ N.SW 5V LB7601 C7623 C7618 C7619 J0JBC0000015 0.01 6V47 0.01 AUDIO OUT C7610 1000P DATA L7605 10µ N.SW 5V C1353 C7617 C7616 0.01 6V47...

  • Page 78: Timer Section In Main Schematic Diagram

    8.3. TIMER SECTION IN MAIN SCHEMATIC DIAGRAM DP7501 A2BA00000215 :TO POWER TRANSFORMER SECTION :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION S-VHS R7528 R7526 HEATER(+) C7504 0.01 HEATER(-) D7501 C7501 R7525 MA4240N 35V10 UNREG -29V C7506 IC7501 M35502AFP S.DATA S.CLOCK C7502...
  • Page 79 R7529 TIMER PROG CHECK PLAY POWER S7501 S7519 S7515 EVQ11G09K EVQ11G09K EVQ11G09K R7509 R7503 R7523 R7520 R7527 3900 3600 5100 9100 STOP S7518 S7510 S7512 S7513 EVQ11G09K EVQ11L09B EVQ11G09K EVQ11G09K R7517 R7519 R7518 R7502 R7522 3900 3600 5100 9100 NV-HV61GL/GC/GCS/GCSX NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR DERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.

  • Page 80: System Control & Servo Section In Main Schematic Diagram

    8.4. SYSTEM CONTROL & SERVO SECTION IN MAIN SCHEMATIC DIAGRAM P :TO POWER TRANSFORMER SECTION CAPSTAN SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOP :TO POWER SUPPLY/RF SECTION :TO TIMER SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION A :TO Hi-Fi AUDIO SECTION D :TO DECODER SECTION IC1511 C2003...
  • Page 81 LOOP CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP R6009 R6104 TL6003 (GC/GCS/GCSX) C6011 (GC/GCS/GCSX) 0.01 R6010 R6105 R6406 R7707 TL6002 C7714 L7702 R2563 R2561 100P 10µ R6028 C6112 C6022 0.01 R7706 C2561 C2562 Q7701 R6012 C6013 0.056 0.056 2SB709A R6029 C6113 (AMP)
  • Page 82 R2519 8200 C2520 D2503 MA4160NM C2507 C2515 C2505 C2504 C2506 R6401 R6400 C2519 1000P 0.01 0.022 0.022 0.22 R IN F IN OUT2 L GND OUT1 CONTROL LOWER STARTING LOGIC SATURATION SOFT CONTROL PREVENT SWITCH LOGIC CIRCUIT RRE-DRIVE DIFFERENTIAL IC2501 C1AB00001479 MOTOR DIFFERENTIAL...
  • Page 83 VIDEO 5V CYLINDER VG UNREG 16V C2571 25V220 P1531 (TO LOADING MOTOR) LOAD MOTOR (-) LOAD MOTOR (+) IC6301 2519 C0DBCHD00002 (5V SWITCHING REG.) C6307 0.01 UNREG 6V C6308 6V47 P2571 (TO CAPSTAN UNIT) UNREG 16V CAP FG1 GND(FG) CURR LIMIT CAP ET 1479 CAP R/F...
  • Page 84 8.5. LUMINANCE & CHROMINANCE/ AUDIO SECTION IN MAIN SCHEMATIC DIAGRA VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN P :TO POWER TRANSFORMER SECTION R :TO POWER SUPPLY/RF SECTION S :TO SYSTEM CONTROL & SERVO SECTION :TO Hi-Fi AUDIO SECTION JK3201 D :TO DECODER SECTION K2HA612B0045...
  • Page 85 C DIAGRAM MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE (GC/GCS/GCSX) AUDIO AUDIO VIDEO OUT (R) OUT (L) TW3001 R3018 R4018 C3042 25V4.7 (GC/GCS/GCSX) C3046 50V1 INVERT (GL) TL4504 TL4503 TL3002...
  • Page 86 C3041 R3013 C3040 C3038 R3012 C3037 0.022 0.47 4700P 50V2.2 C3039 0.033 X3002 X3001 H0D443400039 H0D357400067 C3036 C3035 C3033 C3030 R3011 C3029 25V3.3 0.01 3300 0.01 (2.7) X-TAL CLOCK DOWN VCO/OSC DRIVER LCVCO CONV 2FSC Y-CCD CHROMA KILLER DISCRI CONT ACC DET MODE CONTROL...
  • Page 87 L3004 12µ C3034 L3303 33µ C3031 C3032 0.22 6V47 L3302 68µ C3027 0.01 Y-CCD C3052 Q3003 2SD601A C-CCD (AMP) C3025 330P R3024 R*L-SECAM R3033 3.3M R3032 6.8M C3022 C3021 0.01 16V10 C3020 25V3.3 R3042 C3019 KILLER C3053 QR3001 UN2213 (INV.) C3059 C3017 1000P...
  • Page 88 8.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYB :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION :TO LUMINANCE & CHROMINANCE/AUDIO SECTION D :TO DECODER SECTION C4536 C4517 0.01...
  • Page 89 GNAL PATH IN PLAYBACK MODE R4530 4700 R4585 C4581 C4515 0.047 6V33 C4516 R4539 R4540 R4538 R4525 C4514 C4513 16V10 16V10 6V22 (0.7) R4534 120K C4535 0.015 IIC BUS PNR RCH INTERFACE C4512 0.22 (1.0) AGC & REC AGC SWITCH L4502 C4537 390µ...
  • Page 90 8.7. DECODER SECTION IN MAIN SCHEMATIC DIAGRAM (NV-HV61GL) R :TO POWER SUPPLY/RF SECTION S :TO SYSTEM CONTROL & SERVO SECTION V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION A :TO Hi-Fi AUDIO SECTION R7310 TL7303 IC7301 TDA9873H IIC CLOCK IIC DATA R7319 C7313 R7312 4300...
  • Page 91 AUDIO SIGNAL PATH C7317 TL7303 TL7302 C7316 C7315 16V47 4700P 0.47 AF SWITCH C7337 0.47 C7336 R7308 DIGITAL 7500 IDENTIFICATION PILOT NARROW-BAND PLL R7325 R7324 IIC BUS TRANSCEVER L7303 C7305 C7335 6V100 POWER SUPPLY AMPLIFIER AMPLIFIER FM DEMODULATOR FM DEMODULATOR C7333 C7338 NARROW-BAND...

  • Page 92: Front Schematic Diagram

    8.8. FRONT SCHEMATIC DIAGRAM VIDEO MAIN SIGNAL PATH IN REC MODE JK4951 K2HA307A0003 AUDIO MAIN SIGNAL PATH IN REC MODE (AV2) VIDEO AUDIO AUDIO IN(L) IN(R) LB4902 LB4901 R4902 R4901 P4951 P3301-5 FRONT AUDIO (R) P3301-4 P3301-3 FRONT AUDIO (L) P3301-2 P3301-1 FRONT VIDEO...
  • Page 94 T1150-4 STOP T1150-6 STOP T1150-11 STOP T1150-2 STOP T1150-12 STOP 33Vp-p (5usec.div.) 3.8Vp-p (2msec.div.) 560Vp-p (5usec.div.) 100Vp-p (5usec.div.) 18Vp-p (5usec.div.) T1150-13 STOP T1150-16 STOP Q1200-1 STOP IC2501-22,23,25 PLAY IC6001-13 STILL 40Vp-p (5usec.div.) 76Vp-p (5usec.div.) 0.4Vp-p (5usec.div.) 7.0Vp-p (2msec.div.) 5.0Vp-p (5msec.div.) IC6001-18 REC IC6001-50 REC/PLAY IC6001-52 REC/PLAY...
  • Page 95 MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE IC4501 JK4951 (FRONT JACK) P4951 P3301 FRONT AUDIO (R) TL4501 TL4502 P4951 P3301 FRONT AUDIO (L) IIC CLOCK TO/FROM IIC BUS SYSTEM INTERFACE CONTROL IIC DATA JK3201 TL4506 (REAR JACK) AUDIO IN (R) INPUT...
  • Page 96 POWER TRANSFORMER T1150 TL1009 TO LUMINANCE HEATER (-) HEATER (-) UNREG 6V & CHROMINANCE D1140, TL1008 C1142, P1101 L1121 L1120 C1143 Q1351 TO LUMINANCE HEATER (+) HEATER (+) TO TIMER 5V.REG. VIDEO 5V & CHROMINANCE/ SYSTEM CONTROL TL1029 D1110 SURGE LINE LINE RECTIFIER...

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