Panasonic NV-VP32GN Service Manual
Panasonic NV-VP32GN Service Manual

Panasonic NV-VP32GN Service Manual

Dvd player/video cassette recorder

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DVD Player/ Video Cassette Recorder
NV-VP32GN
NV-VP32EE
R4-MECHANISM
© 2004 Matsushita Electric Industrial Co., Ltd. All
rights
distribution is a violation of law.
ORDER NO. MAV0406006C3
reserved.
Unauthorized
copying
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Summary of Contents for Panasonic NV-VP32GN

  • Page 1 ORDER NO. MAV0406006C3 DVD Player/ Video Cassette Recorder NV-VP32GN NV-VP32EE R4-MECHANISM © 2004 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying distribution is a violation of law.
  • Page 2: Table Of Contents

    NV-VP32GN / NV-VP32EE CONTENTS Page Page 1 INTRODUCTION 5 PREVENTION OF STATIC ELECTRICITY DISCHARGE 1.1. INTRODUCTION 5.1. Grounding for electrostatic breakdown prevention 1.2. ABOUT LEAD FREE SOLDER (PbF) 5.2. Handling Precautions for Traverse Unit (Optical Pickup) 7 2 SAFETY PRECAUTIONS 6 GENERAL DESCRIPTION 2.1.
  • Page 3 NV-VP32GN / NV-VP32EE 6.5. SELF-DIAGNOSIS & SERVICE INFORMATION DISPLAY 15 BLOCK DIAGRAMS 15.1. POWER BLOCK DIAGRAM 6.6. INTRODUCTION OF VIDEO HEAD CLEANING 15.2. SYSTEM CONTROL & SERVO BLOCK DIAGRAM CASSETTE(POLISHING TYPE) 15.3. LUMINANCE & CHROMINANCE BLOCK DIAGRAM 7 DISASSEMBLING THE CASING PARTS AND CIRCUIT 15.4.
  • Page 4: Introduction

    NV-VP32GN / NV-VP32EE 1 INTRODUCTION 1.1. INTRODUCTION This service manual contains technical information which will allow service personnel to understand and service this model. If the circuit is changed or modified, this information will be followed by supplementary service manual to be filed with original service manual.
  • Page 5: Safety Precautions

    NV-VP32GN / NV-VP32EE 2 SAFETY PRECAUTIONS 2.1. GENERAL GUIDELINES 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, confirm that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 6: Precaution Of Laser Diode

    NV-VP32GN / NV-VP32EE 8. Minimize bodily motions when handling unpackaged replacement ES devices. (Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity (ESD)sufficient to damage an ES device).
  • Page 7: Prevention Of Static Electricity Discharge

    NV-VP32GN / NV-VP32EE 5 PREVENTION OF STATIC ELECTRICITY DISCHARGE The laser diode in the traverse unit (optical pickup) may break down due to static electricity of clothes or human body. Use due caution to electrostatic break down when servicing and handling the laser diode.
  • Page 8: General Description

    NV-VP32GN / NV-VP32EE 6 GENERAL DESCRIPTION 6.1. OPERATING INSTRUCTIONS...
  • Page 9 NV-VP32GN / NV-VP32EE...
  • Page 10: Service Caution-1

    NV-VP32GN / NV-VP32EE 6.2. SERVICE CAUTION-1 When the Microprocessor IC6001 and/or Back-up battery 6.2.1. REPLACING PROCEDURE [IC6001] B7751 are replaced, read the following procedure carefully and [1.PREPARATION] proceed it. Before replacing IC6001: [REASONS] 1. Be noted that stored TV broadcast channels might be There is a RAM in the IC6001, which is backing up: erased.
  • Page 11 NV-VP32GN / NV-VP32EE STEP4.LINE-IN SETTING & ACTIVATE PLUG-IN A.T.P. 1. Press Channel down keys simultaneously for more than 3 seconds until the channel on the unit’s display changes to 1, under the condition of the no tape is in the unit.
  • Page 12: How To Replace The Lithium Battery

    NV-VP32GN / NV-VP32EE 6.3. HOW TO REPLACE THE LITHIUM BATTERY 2. Unsolder the Lithium Battery: B7751 and then replace it 6.3.1. GENERAL DESCRIPTION with a new one (See Fig. B1). There is a RAM in the IC6001, which is backing up the following...
  • Page 13: Service Caution-2

    NV-VP32GN / NV-VP32EE 6.4. SERVICE CAUTION-2 6.4.2. REMOVAL OF CASSETTE TAPE When the cassette tape could not be uninstalled from an 6.4.1. CAUTION FOR AUTO TUNING electrical malfunction, There are 2 ways to remove a cassette PROCEDURE tape. Auto Tuning will start by the following procedure.
  • Page 14 NV-VP32GN / NV-VP32EE c. Stop unloading just before unloading would be completed as shown in Fig. S2 . Fig. S5 f. Then unload again to remove the cassette tape as shown in Fig. S6 . Fig. S2 d. Then the tape becomes slack as shown in Fig. S3 .
  • Page 15 NV-VP32GN / NV-VP32EE 6.4.3. CYLINDER UNIT REPLACEMENT c. Rotate the Main Cam Gear counter-clockwise (Fig. S8 ) NOTE: until just before the unloading would be completed as Since securing of RT gap is impossible to be done outside shown in Fig. S2 .
  • Page 16 NV-VP32GN / NV-VP32EE NOTE: 6.4.4. ATTENTION FOR REPLACING THE 1. When removing the FPC HOLDER, push stopper CYLINDER UNIT portion of the FPC HOLDER with a small minus screw CAUTION: driver and so on. And then pay attention for not to Handle the Cylinder Flexble Card with care.
  • Page 17 6.6. 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. 2. These cleaning cassettes are exclusively to remove hard and sticky clogging on video heads.
  • Page 18 NV-VP32GN / NV-VP32EE 7 DISASSEMBLING THE CASING PARTS AND CIRCUIT BOARDS 7.1. DISASSEMBLY FLOW CHART This flow chart indicates disassembly steps of the casing parts and the circuit boards in order to find the necessary items for servicing. When reassembling, perform the steps in the reverse order.
  • Page 19 NV-VP32GN / NV-VP32EE 7.3. DETAIL OF THE 3. REMOVAL OF THE BACK PANEL DISASSEMBLY Remove Screw (D) 1. REMOVAL OF THE PANEL Remove 4 Screws (E) Remove Screw (F) Remove 2 Screws (A) Remove 2 Screws (B) Fig. D3 4. REMOVAL OF THE FRONT JACK C.B.A. AND FRONT SW C.B.A.
  • Page 20 NV-VP32GN / NV-VP32EE 5. REMOVAL OF THE DVD MECHANISM UNIT 6. REMOVAL OF THE VCR MECHANISM UNIT Remove 4 Screws (K) Remove Screw (L) Remove 3 Screws (M) Remove Screw (N) Remove Screw (O) Fig. D5 Fig. D6...
  • Page 21 NV-VP32GN / NV-VP32EE 7. REMOVAL OF THE POWER C.B.A. 9. REMOVAL OF THE MOTOR C.B.A. Remove Screw (D) [Fig. D3 ] Unsolder 4 Solder Points (U) Remove 2 Screws (P) Unlock 2 Tabs (Q) Fig. D9 Fig. D7 8. REMOVAL OF THE DVD MODULE C.B.A.
  • Page 22 NV-VP32GN / NV-VP32EE 7.4. SERVICE POSITION 7.4.3. SERVICE POSITION OF DVD MODULE C.B.A. & DVD 7.4.1. SERVICE POSITION OF MAIN MECHANISM C.B.A. 7.4.2. SERVICE POSITION OF POWER C.B.A. 7.4.4. EXTENSION CABLE LIST...
  • Page 23 NV-VP32GN / NV-VP32EE 8.2. Motor C.B.A. 8 ASSEMBLING AND DISASSEMBLING THE 1. Remove the solders. MECHANISM UNIT 8.1. Disassembly Procedure 8.3. Clamp Plate Unit 1. Spread the stopper by hand to slide the tabs and remove the clamp plate unit.
  • Page 24 NV-VP32GN / NV-VP32EE 8.4. Tray 1. Lift the tray. <Precautions in reassembling the tray> lReassemble the tray so that it is in the backmost position. 1. Turn traverse gear until cam gear leaver comes to the lever adjusting position at the end of mechanical chassis unit.
  • Page 25 NV-VP32GN / NV-VP32EE 8.5. Traverse Block b. Inch the tray frontward until convex phase and 1. Lift the traverse block while spreading the hook of the concave phase mate. mechanical chassis unit. 2. Disengage the tabs from the holes of the mechanical chassis unit.
  • Page 26 NV-VP32GN / NV-VP32EE 1. Disengage the tabs from the traverse gear. 8.6. Traverse Gear 2. Remove the traverse gears B and C. <Precautions in reassembling the traverse block> lTake the following precautions when reassembling the traverse block. 1. Turn traverse gear on the traverse block to let trigger lever turn rightward.
  • Page 27 NV-VP32GN / NV-VP32EE 8.7. Optical Pickup Unit 8.7.1. Precautions in optical pickup replacement 1. Unscrew the screws. 2. Remove the spring holders and the springs. The optical pickup can be damaged by static electricity from your body. Be sure to take static electricity 3.
  • Page 28 NV-VP32GN / NV-VP32EE 8.7.2. Disassembling the Optical Pickup Unit 1. Remove the 2 screws A and remove the TRV feed rack. 2. Remove the screw B and remove the Terminal FPC. 3. Remove the optical pickup. Fig. 1 8.7.3. Cautions to Be Taken When Replacing the Optical Pickup ·...
  • Page 29 NV-VP32GN / NV-VP32EE 3. Install the optical pickup unit, spring, drive shaft, guide shaft, rubber cushion, and spring holder on the traverse block. Fig. 3 Cautions to be taken when assembling the unit: Install the pickup unit so that it is located at the rear end of the guide shaft.)
  • Page 30 NV-VP32GN / NV-VP32EE 4. Cut the antistatic flexible sheet for the optical pickup unit. Fig. 4...
  • Page 31 NV-VP32GN / NV-VP32EE 8.8. Disassembling the Middle 8.10. Disassembling the Spindle Chassis Motor Unit 1. Remove the holder pins. 1. Remove the floating rubbers. 2. Remove the tab. 3. It lifts while pulling it in the direction of the arrow.
  • Page 32 NV-VP32GN / NV-VP32EE 9 SELF-DIAGNOSIS FUNCTION AND SERVICE MODES 9.1. Optical Pickup Breakdown Diagnosis The optical pickup self-diagnosis function and tilt adjustment check function have been included in this unit. When repairing, use the following procedure for effective Self-diagnosis and tilt adjustment.Be sure to use the self-diagnosis functionbefore replacing the optical pickup when "NO DISC"...
  • Page 33 NV-VP32GN / NV-VP32EE 9.2. Service Mode Table 1 The service modes can be activated by pressing various button combination on the player and remote control unit. Player buttons Remote control unit buttons Application Note PLAY (DVD) Displaying the UHF display F_ _ _ Refer to section 9.3.
  • Page 34 NV-VP32GN / NV-VP32EE Error Code Error Content Additional error explanation Defect 1 Defect 2 Defect 3 Defect 4 F610 ODC abnormality No permission for command execution (IC8001) F611 6626 QCODE don’t Access failure to seek address in CD series read Error...
  • Page 35 NV-VP32GN / NV-VP32EE 9.5. Service mode table 2 Pressing various button combinations on the player and remote control unit can activate the service modes.
  • Page 36 NV-VP32GN / NV-VP32EE...
  • Page 37 NV-VP32GN / NV-VP32EE...
  • Page 38 NV-VP32GN / NV-VP32EE 9.6. VCR Self-Diagnosis Result Display Refer to the Service Manual for R4-Mechanism CHassis. (Order No.: VRD0202010C8) 9.7. Sales demonstration lock function This function prevents discs from being lost when the unit is used for sales demonstrations by disabling the disc eject function.
  • Page 39 NV-VP32GN / NV-VP32EE 10 SERVICE PRECAUTIONS 10.1. Recovery after the DVD player is repaired · When FROM and/or DVD module P.C.B. has been replaced, carry out the recovering process to optimize the drive. Playback the recovery disk to process the recovery automatically.
  • Page 40 NV-VP32GN / NV-VP32EE 11 ADJUSTMENT PROCEDURES 11.1. Service Tools and Equipment Application Name Number Tilt adjustment DVD test disc DVDT-S15 or DVDT-S01 Hex wrench Available on sales route. Inspection Extension cable (MAIN C.B.A. to Power C.B.A.) RFKZ0171 Extension cable (DVD Module C.B.A. to Main C.B.A.) RFKZ0170 Extension cable (DVD Module C.B.A.
  • Page 41 NV-VP32GN / NV-VP32EE 11.4. DVD Optical adjustment 11.4.1. Optical pickup tilt adjustment Measurement point Adjustment point Mode Disc Tangential adjustment screw T01 (inner periphery) play DVDR-S15 or DVDT-S01 Tilt adjustment screw T43 (outer periphery) play Measuring equipment Adjustment value None (Main unit display for servicing is used.) Adjust to the minimum jitter value.
  • Page 42 NV-VP32GN / NV-VP32EE 11.4.1.3. Check after adjustment Play test disc or any other disc to make sure there is no picture degradation in the inner, middle and outer peripheries, and no audio skipping. After adjustment is finished, lock each adjustment screw in position using screw lock.
  • Page 43 NV-VP32GN / NV-VP32EE 11.5. VCR ELECTRICAL ADJUSTMENT PROCEDURES This section provides complete adjustment procedures PG SHIFTER AUTOMATIC ADJUSTMENT SELF-DIAGNOSIS required for electric circuits of VCR. INDICATION NG1 in the PG Shifter Automatic Adjustment 11.5.1. TEST EQUIPMENT (The cylinder rotation is unstable during the automatic adjustment.)
  • Page 44 NV-VP32GN / NV-VP32EE 12 ABBREVIATIONS [DVD SECTION] INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS A0~UP ADDRESS ERROR TORQUE CONTROL ACLK AUDIO CLOCK ERROR TORQUE CONTROL AD0~UP ADDRESS BUS REFERENCE ADATA AUDIO PES PACKET DATA ENCSEL ENCODER SELECT ADDRESS LATCH ENABLE ETMCLK EXTERNAL M CLOCK (81MHz/40.5MHz)
  • Page 45 NV-VP32GN / NV-VP32EE INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS READ ENABLE VBLANK V BLANKING RFENV RF ENVELOPE COLLECTOR POWER SUPPLY RF PHASE DIFFERENCE OUTPUT VOLTAGE (CD-ROM) REGISTER SELECT VCDCONT VIDEO CD CONTROL (TRACKING RSEL RF POLARITY SELECT BALANCE) RESET DRAIN POWER SUPPLY VOLTAGE...
  • Page 46 NV-VP32GN / NV-VP32EE [VCR SECTION] 4.43 NTSC L 443NT [L] BILINGUAL BILINGUAL L A. COMP AUDIO COMPONENT SIGNAL BIL [L] BILINGUAL H BIL. [H] A. COMPO AUDIO COMPONENT SIGNAL AUDIO DUBBING PAUSE L BILINGUAL L BIL/M1 [L] A. D.P [L]...
  • Page 47 NV-VP32GN / NV-VP32EE CYL GND CYLINDER GND FULL. E. 12V FULL ERASE 12V DELAIED FM RECORDING H D.F.M. REC [H] GND [A] GND (ANALOG) DELAIED FM RECORDING L D. FM REC [L] GND [TU] GND (TUNER) D. GND DIGITAL GND GND/N.
  • Page 48 NV-VP32GN / NV-VP32EE 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 49 NV-VP32GN / NV-VP32EE SYSTEM CONTROL 5V RF OUT RF OUTPUT SYSCON 5V RF Y RF LUMINANCE SIGNAL SYSTEM SYSTEM SW RF. Y. IN RF LUMINANCE SIGNAL INPUT T-PHOTO TAKE-UP PHOTO TRANSISTOR RF. Y. OUT RF LUMINANCE SIGNAL OUTPUT T-RL. PLS TAKE-UP REEL PULSE ROTAR.
  • Page 50 NV-VP32GN / NV-VP32EE 13 INPUT/ OUTPUT CHART 13.1. INPUT/ OUTPUT CHART FOR IC6001 Reset/ No. Terminal Name Description P. OFF failure Releas Unused terminal. Connected to GND. ( Input taken as 0V) Model setting terminal. CODE1 AD Input terminal 1.
  • Page 51 NV-VP32GN / NV-VP32EE Linear Audio record timing terminal When recording linear audio, take (H) as output Output mode: REC,(ADUB,AV-INSERT) 26 BIAS(H) When start recording, set BIAS(H), R.REC(H) output range 140~160msec recording time When finish recording, BIAS(L) = Output, D.REC(L) Time = 0 ~ 20 msec SAFETY TAB DETECTION INPUT 27 S.TAB(L)
  • Page 52 NV-VP32GN / NV-VP32EE 58 DVDIN(H) Unused terminal 59 SECAM MIX O SECAM CHROMA signal input terminal for SECAM SIGNAL SUPER IMPOSE. OSD REC control terminal. 1.During OSD REC. 60 CHARA+HEM *During OSD character is output (Including Hemming): High is output.
  • Page 53 NV-VP32GN / NV-VP32EE 79 S.REEL.PULSE Pulse Input terminal from reel sensor 80 T.REEL.PULSE Pulse Input terminal from reel sensor 81 LP CARTOON (H) Unused terminal. Control Signal Filter Selection Terminal during FF/REW Control spec shall comply with Mecha FFREW(Hi-Z) output timing.
  • Page 54 NV-VP32GN / NV-VP32EE 14 WAVEFORM TABLE & VOLTAGE CHART 14.1. WAVEFORM TABLE T1150-3 STOP T1150-5 STOP T1150-7 STOP T1150-17 STOP T1150-13 STOP 33Vp-p (5usec.div.) 3.8Vp-p (2msec.div.) 560Vp-p (5usec.div.) 76Vp-p (5usec.div.) 18Vp-p (5usec.div.) T1150-20 STOP IC6001-13 STILL T1150-19 STOP Q1200-1 STOP IC2501-22,23,25 PLAY 100Vp-p (5usec.div.)
  • Page 55 NV-VP32GN / NV-VP32EE IC8001-149,156 PLAY (DVD) IC8001-151 PLAY (DVD) IC8001-68 PLAY (DVD) IC8001-69 PLAY (DVD) IC8001-70 PLAY (DVD) 0.92Vp-p (20µsec.div.) 0.5Vp-p (20µsec.div.) 3.0Vp-p (0.1msec.div.) 3.0Vp-p (2msec.div.) 3.0Vp-p (2msec.div.) IC8402-1 PLAY (DVD) IC8402-2 PLAY (DVD) IC8001-152 PLAY (DVD) IC8001-158 PLAY (DVD) IC8001-171 PLAY (DVD) 0.7Vp-p (50nsec.div.)
  • Page 56 NV-VP32GN / NV-VP32EE 14.2. VOLTAGE CHART 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 IC2501 Ref.
  • Page 57 NV-VP32GN / NV-VP32EE 15 BLOCK DIAGRAMS 15.1. POWER BLOCK DIAGRAM POWER TRANSFORMER TL1042 T1150 IP1280 TO LUMINANCE HEATER(+) P1103 P31001 IC PROTECTOR HEATER(+) UNREG 6V & CHROMINANCE/ L1120, D1140, DVD INTERFACE TL1041 L1121 C1141,C1142 HEATER(-) TO TIMER P1101 Q1351 TO LUMINANCE...
  • Page 58 NV-VP32GN / NV-VP32EE 15.2. SYSTEM CONTROL & SERVO BLOCK DIAGRAM IC0201 (CAPSTAN MOTOR DRIVE) IC6001 (SYSTEM CONTROL & SERVO) IC36001 (SUB CPU) UNREG DP37501 P0201 P2571 CAPSTAN TL2502 MOTOR COILS 32KHz IN (TIMER DISPLAY) MOTOR DIFFERENTIAL TORQUE P0201 P2571 CURRENT LIMIT...
  • Page 59 NV-VP32GN / NV-VP32EE 15.3. LUMINANCE & CHROMINANCE BLOCK DIAGRAM VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE FROM TUNER IC6001 IC3001 (AUDIO/VIDEO SIGNAL PROCESSOR) TUNER VIDEO FIXED TO INT IN THES MODELS BY PIN53...
  • Page 60 NV-VP32GN / NV-VP32EE 15.4. AUDIO BLOCK DIAGRAM MAIN SIGNAL PATH IN REC MODE MAIN SIGNAL PATH IN PLAYBACK MODE AV2 IN IC4501 JK4801 (FRONT JACK) PP4802 PS33001 FRONT AUDIO(R) TL4501 TL4502 PP4802 PS33001 FRONT AUDIO(L) IIC CLOCK TO/FROM IIC BUS...
  • Page 61 NV-VP32GN / NV-VP32EE 15.5. DVD INTERFACE BLOCK DIAGRAM VCR VIDEO MAIN SIGNAL PATH IN REC MODE DVD VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE VCR AUDIO MAIN SIGNAL PATH IN REC MODE DVD AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE...
  • Page 62 NV-VP32GN / NV-VP32EE 15.6. DVD (SERVO) BLOCK DIAGRAM RF SIGNAL MOTOR DRIVE SIGNAL TRACKING ERROR SIGNAL FOCUS ERROR SIGNAL OPTICAL PICK UP UNIT IC8001 IC8201 (DV LSI) (MOTOR DRIVE) TRAY DRV FROM DVD P8001 TA(DVD) LDIN P8003 P34301 CH1,2 VIN1...
  • Page 63 NV-VP32GN / NV-VP32EE 15.7. DVD (VIDEO/AUDIO) BLOCK DIAGRAM RF SIGNAL PATH VIDEO MAIN SIGNAL PATH IC8001 IC8402 (DV LSI) (AUDIO D/A CONVERTER) AUDIO MAIN SIGNAL PATH BICK AOUTL AUDIO(L) P8003 P34301 SRCK INTERPOLATOR MODULATOR AUDIO TO DVD LRCK LRCK DATA...
  • Page 64 NV-VP32GN / NV-VP32EE...
  • Page 65 NV-VP32GN / NV-VP32EE 16 SCHEMATIC DIAGRAMS 16.1. POWER 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 66 NV-VP32GN / NV-VP32EE 16.2. POWER SUPPLY/RF SECTION IN MAIN SCHEMATIC DIAGRAM :TO SYSTEM CONTROL & SERVO SECTION VIDEO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN REC MODE :TO TIMER SECTION TU7601 VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO LUMINANCE &...
  • Page 67 NV-VP32GN / NV-VP32EE 16.3. TIMER SECTION IN MAIN SCHEMATIC DIAGRAM :TO POWER SUPPLY/RF SECTION DP37501 A2BB00000136 :TO SYSTEM CONTROL & SERVO SECTION :TO DVD INTERFACE SECTION R36125 22:GN 10:EE HEATER(+) R36126 22:GN C36055 C36033 220P 39:EE 0.01 C36034 220P HEATER(-)
  • Page 68 NV-VP32GN / NV-VP32EE 16.4. SYSTEM CONTROL & SERVO SECTION IN MAIN SCHEMATIC DIAGRAM 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...
  • Page 69 NV-VP32GN / NV-VP32EE VIDEO 5V SW 36V R2519 8200 C2520 D2503 MAZ4160NMF 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 0.01 (5V SWITCHING REG.) C6307 0.01...
  • Page 70 NV-VP32GN / NV-VP32EE 16.5. LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM 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 P :TO POWER SUPPLY/RF SECTION S :TO SYSTEM CONTROL &...
  • Page 71 NV-VP32GN / NV-VP32EE C3041 R3013 C3040 C3038 R3012 C3037 L3005 0.022 0.47 4700P 50V2.2 C3039 C3034 0.033 X3002 X3001 H0D443400039 H0D357400067 C3036 C3035 C3033 C3030 R3011 C3029 50V3.3 0.01 3300 0.01 L3303 (2.7) C3052 C3031 L3302 X-TAL CLOCK DOWN VCO/OSC...
  • Page 72 NV-VP32GN / NV-VP32EE 16.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM AUDIO MAIN SIGNAL PATH IN REC MODE AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO POWER SUPPLY/RF SECTION T :TO TIMER SECTION :TO SYSTEM CONTROL & SERVO SECTION R4530 4700 :TO LUMINANCE &...
  • Page 73 NV-VP32GN / NV-VP32EE 16.7. DECORDER SECTION IN MAIN SCHEMATIC DIAGRAM (NV-VP32GN) P :TO POWER SUPPLY/RF SECTION AUDIO SIGNAL PATH S :TO SYSTEM CONTROL & SERVO SECTION V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION X7301 A :TO Hi-Fi AUDIO SECTION H0D245500016 C7332...
  • Page 74 NV-VP32GN / NV-VP32EE 16.8. DVD INTERFACE SECTION IN MAIN SCHEMATIC DIAGRAM VCR VIDEO MAIN SIGNAL PATH IN REC MODE DVD VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE :TO POWER SUPPLY/RF SECTION VCR AUDIO MAIN SIGNAL PATH IN REC MODE DVD AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE :TO TIMER SECTION :TO LUMINANCE &...
  • Page 75 NV-VP32GN / NV-VP32EE 16.9. FRONT SW SCHEMATIC DIAGRAM OPEN/CLOSE S7585 EVQ11L07B DVD-RAM DUBBING D.STOP D.PLAY AV ENHANCER S7581 S7582 S7583 S7584 EVQ11L07B EVQ11L07B EVQ11L07B EVQ11L07B PP7581 R7583 R7581 R7582 KEY 3 3300 4700 1800 KEY 4 NV-VP32GN/EE NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR FRONT SW SCHEMATIC DIAGRAM ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 76 NV-VP32GN / NV-VP32EE 16.11. DVD MODULE SCHEMATIC DIAGRAM P8002 LB8401 0 ADAC 5V DIGITAL AUDIO R8219 R8220 C8410 C8411 GND(A) R8051 J0JCC0000119 LB8008 0 7500 7500 6V470 A 5V/D 5V GND(D) LB8007 0 C8212 0.1 C8211 0.1 TO POWER D 3.3V...
  • Page 77 NV-VP32GN / NV-VP32EE EXADR16 LB8101 J0JHC0000045 RX8001 RX8005 82x4 82x4 MDQ5 MA10 MDQ10 MDQ4 MA11 C8101 MDQ11 RX8002 82x4 R8075 82 MDQ3 MDQ12 R8076 82 MDQ2 MDQ13 IC8101 RFKFVP81P161 RX8003 RX8006 (16M FLASH MEMORY) 82x4 82x4 MDQ1 MDQ14 MDQ6 MDQ15...
  • Page 78 NV-VP32GN / NV-VP32EE RF SIGNAL PATH FDT8 VIDEO MAIN SIGNAL PATH LB8015 J0JCC0000166 AUDIO MAIN SIGNAL PATH LB8016 J0JCC0000166 MOTOR DRIVE SIGNAL PATH LB8018 J0JHC0000045 TRACKING ERROR SIGNAL PATH FOCUS ERROR SIGNAL PATH C8054 LB8017 J0JHC0000045 C8063 C8046 C8065 6V470...
  • Page 79 NV-VP32GN / NV-VP32EE 16.12. MOTOR SCHEMATIC DIAGRAM TO DVD MODULE P8201(D-1) NV-VP32GN/EE MOTOR SCHEMATIC DIAGRAM...
  • Page 80 NV-VP32GN / NV-VP32EE...
  • Page 81 NV-VP32GN / NV-VP32EE 17 CIRCUIT BOARD ASSEMBLIES 17.1. POWER C.B.A. (VEPV0012A:NV-VP32GN) (VEPV0012B:NV-VP32EE) 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. CAUTION THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH THE PRIMARY FROM THE SECONDARY CIRCUIT.
  • Page 82 NV-VP32GN / NV-VP32EE 17.2. MAIN C.B.A. (VEPV0008D:NV-VP32GN)(VEPV0008G:NV-VP32EE) (EE) (EE) (EE) (EE) (GN) IC33501 IC2501 IC4501 (GN) IC2502 IC3001 (EE) (EE) (EE) (EE) IC6001 (EE) (EE) (GN) (GN) (GN) (GN) IC1290 IC7301 (GN) IC1511 IC1512 (GN) IC36001 IC7552 NV-VP32GN/EE MAIN C.B.A.
  • Page 83 NV-VP32GN / NV-VP32EE 17.3. FRONT SW C.B.A. (VEPV0011A) 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. MAIN C.B.A. Transistor Test Point Q1341 TL2015...
  • Page 84 NV-VP32GN / NV-VP32EE 17.5. DVD MODULE C.B.A. (REPV0030B) (FOIL SIDE) (COMPONENT SIDE) NV-VP32GN/EE DVD MODULE C.B.A.
  • Page 85 NV-VP32GN / NV-VP32EE 17.6. MOTOR C.B.A. DVD MODULE C.B.A. Transistor Test Point Q8001 CL8040 Q8002 CL8041 Q8003 CL8042 Q8004 CL8043 Transistor & Resistor CL8044 QR8001 CL8045 QR8002 CL8046 Integrated Circuit CL8047 IC8001 CL8048 IC8002 CL8049 IC8003 CL8050 (REP3606A-C) IC8101 CL8051...
  • Page 86 NV-VP32GN / NV-VP32EE...
  • Page 87 NV-VP32GN / NV-VP32EE 18 EXPLODED VIEWS 18.1. VCR MECHANISM CHASSIS PARTS SECTION...
  • Page 88 NV-VP32GN / NV-VP32EE 18.2. DVD MECHANISM CHASSIS PARTS SECTION...
  • Page 89 NV-VP32GN / NV-VP32EE 18.3. CASING PARTS SECTION...
  • Page 90 NV-VP32GN / NV-VP32EE...
  • Page 91 NV-VP32GN / NV-VP32EE 18.4. PACKING PARTS SECTION...
  • Page 92 NV-VP32GN / NV-VP32EE 19 REPLACEMENT PARTS LIST 19.1. VCR MECHANISM CHASSIS Ref. Part No. Part Name & Description Remarks PARTS SECTION PARTS LIST VHD1066 SCREW VHD1066 SCREW Note: VHD1185 SCREW VHD1095 SCREW *All parts except parts mentioned [PAVC-SPC] in the...
  • Page 93 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks B218 RHD30090 SCREW (PCB) W101 XWG6FFY WASHER B219 RHD30090 SCREW (PCB) B220 RHD30090 SCREW (PCB) B221 RHD30090 SCREW (PCB) B222 VHD1633...
  • Page 94 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks VFKZ0171 EXTENSION CABLE(15P) [AVC- C2501 F1H1C104A008 CHIP CAPASITOR SPC] C2502 ECEA0JKA221B ELECTROLYTIC CAPACITOR VFKZ0170 EXTENSION CABLE(19P) [AVC- C2504 F1H1E223A002 CHIP CAPACITOR...
  • Page 95 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C33509 ECA0JM102B ELECTROLYTIC CAPACITOR C4510 F1H1H103A220 CHIP CAPASITOR C33510 ECEA0JKA101B ELECTROLYTIC CAPACITOR C4511 ECJ1VB1C104K CHIP CAPACITOR C33511 ECA0JM102B ELECTROLYTIC CAPACITOR C4512...
  • Page 96 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C7314 F1H1C104A008 CHIP CAPASITOR JK34302 K1CB105B0042 S-JACK C7317 ECEA1CKA470B ELECTROLYTIC CAPACITOR C7318 ECEA1CKA100B ELECTROLYTIC CAPACITOR K3004 ERJ3GEY0R00V CHIP JUMPER C7323 F1H1C104A008...
  • Page 97 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks P34301 K1KA19A00007 CONNECTOR R2522 ERJ3GEYJ101V CHIP RESISTOR P4001 K1MZ02A00003 CONNECTOR R2523 ERJ3GEYJ101V CHIP RESISTOR P4002 K1MN06A00034 6 PIN CONNECTOR R2551 ERJ3GEYJ103V...
  • Page 98 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R36110 D0GB473JA041 CHIP RESISTOR R4534 D0GB124JA007 CHIP RESISTOR R36111 D0GB473JA041 CHIP RESISTOR R4538 D0GB333JA007 CHIP RESISTOR R36112 D0GB473JA041 CHIP RESISTOR R4539...
  • Page 99 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks S1531 K0C111A00006 TAB SWITCH C1200 ECQV1H104JL3 FILM CAPACITOR S1532 K0ZZ00000598 MODE SWITCH C1210 ECKW3A332KBS CERAMIC CAPACITOR C1230 F2A1H2200032 E-CAP T4081 G2A352C00002...
  • Page 100 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks Q1241 2SD0601A0L CHIP TRANSISTOR S7563 EVQ11L07B TACK SWITCH Q1242 2SD0601A0L CHIP TRANSISTOR S7564 EVQ11L07B TACK SWITCH Q1341 2SD199600A TRANSISTOR S7565 EVQ11L07B...
  • Page 101 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C8052 F1H1C104A008 CHIP CAPASITOR D8001 MA2J72800L CHIP DIODE C8053 F1H1C104A008 CHIP CAPASITOR D8002 MA2J11100L DIODE C8054 F1H1C104A008 CHIP CAPASITOR C8055 F1H1C104A008...
  • Page 102 NV-VP32GN / NV-VP32EE Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R8001 ERJ3GEY0R00V CHIP JUMPER R8095 ERJ3GEYJ510V CHIP RESISTOR R8002 D0GB153JA007 CHIP RESISTOR R8101 D0GB470JA008 RESISTOR R8003 ERJ3GEY0R00V CHIP JUMPER R8102 ERJ3GEYJ681V...

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