1. Manuals
  2. Brands
  3. Panasonic Manuals
  4. VCR
  5. NV-SJ30AM
  6. Service manual

Panasonic NV-SJ30AM Service Manual

Hide thumbs Also See for NV-SJ30AM:
Table of Contents

Advertisement

Quick Links

Download this manual
ORDER NO. VRD0206026C8
Video Cassette Recorder
NV-SJ30AM / NV-SJ30EU / NV-SJ30PMP / NV-SJ50AM / NV-
SJ50AU / NV-SJ50EU
R4-MECHANISM
SPECIFICATIONS
2002 Matsushita Electric Industrial Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation of law.
1

Advertisement

Table of Contents
loading

Related Manuals for Panasonic NV-SJ30AM

Summary of Contents for Panasonic NV-SJ30AM

  • Page 1 ORDER NO. VRD0206026C8 Video Cassette Recorder NV-SJ30AM / NV-SJ30EU / NV-SJ30PMP / NV-SJ50AM / NV- SJ50AU / NV-SJ50EU R4-MECHANISM SPECIFICATIONS 2002 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 R4-Mechanism Chassis. (Order No. VRD0202010C8) 2. The Model No. is indicated on the Schematic Diagram and Circuit Board Diagrams as follows. Model No. Indication Mark NV-SJ30PMP NV-SJ30AM NV-SJ30EU NV-SJ50AM NV-SJ50AU/EU 2. GENERAL DESCRIPTIONS 2.1. SERVICE CAUTION 2.1.1. REPLACING THE EEPROM IC6002 NOTE: The EEPROM IC6002 store the PG shifter data and the operation setting datas.
  • Page 3 turn over. Fig. S1 2.1.3. 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. 1. Removal by compulsory unloading. A. Press FF and EJECT button simultaneously more 3 times to set the Service Mode to 7.
  • Page 4 Fig. S3 C. Stop unloading just before unloading would be completed as shown in Fig. Fig. S4 D. Then the tape becomes slack as shown in Fig. Fig. S5 E. Rotate the S-Reel by a small minus screwdriver (Fig. S6) to...
  • Page 5 remove the tape slacks as shown in Fig. Fig. S6 Fig. S7 F. Then unload again to remove the cassette tape as shown in Fig. Fig. S8 3. Removal by manual operations after uninstalling the mechanism. A. Disconnect the AC plug, and remove the Top Panel, Front Panel and the Mechanism by referring the Disassembly Procedures.
  • Page 6 C. Rotate the Main Cam Gear counter-clockwise (Fig. S10) until just before the unloading would be completed as shown in Fig. D. Rotate the Capstan Motor clockwise (Fig. S10) to remove the tape slacks as shown in Fig. Fig. S10 E.
  • Page 7 G. Install the Loading Motor and tighten screw (S1) as shown in Fig. 2.1.4. 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 PG Shifter Adjustment should be performed after replacement of theDD Cylinder Unit.
  • Page 8 2.1.5. 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. Fig. S13 2.1.6. SERVICE MODE 1. Purpose of Service Mode This service mode allow the service Technicians to check the VCR mechanism freely without a cassette tape, which enables accessing faulty mechanical part quickly and shortening total repair time.
  • Page 9 This model does not have Self-Diagnosis & Service Information Display function. 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/S-VHS VCP and VCR.
  • Page 10 2. These cleaning cassettes are exclusive removing the hard and sticky clogging on video heads. 3. These improve the efficiency of video head cleaning service and shortening cleaning time for end users. VFK0923FT (For Service usage) Type of Cassette Full VHS Cassette Cleaning Time 10 Seconds/Time Tape Length...

  • Page 11: 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 12: 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 13: Removal Of The Front C.b.a

    2. REMOVAL OF THE FRONT PANEL UNIT Unlock 7 Tabs (C) Fig. D3 3. REMOVAL OF THE FRONT C.B.A. Remove 2 Tabs (D) Fig. D4...

  • Page 14: Removal Of The Mechanism Unit

    4. REMOVAL OF THE MECHANISM UNIT Remove Screw (E) Remove 3 Screws (F) Remove Screw (G) Remove Screw (H) Disconnect Cylinder Connector Disconnect A/C Head Connector Disconnect P1531 Fig. D5...
  • Page 15 5. REMOVAL OF THE MAIN C.B.A. Remove Screw (I) Remove Screw (J) Remove 3 Screws (K) Remove AC CORD HOLDER Fig. D6 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.

  • Page 16: Servicing Position

    6. SERVICING POSITION Install the Mechanism Unit on to the MAIN C.B.A.. Then fix a screw (H), and connect two frexible card Connectors (Cylinder connector, AC Head connector) and P1531 as shown in Fig. Fig. D8 3.2. MECHANICAL ADJUSTMENT PROCEDURES Refer to the Service Manual for R4-Mechanism Chassis.

  • Page 17: Electrical Adjustment Procedures

    In this Service Mode 2, the LEDs are illuminated as shown in Fig. This service mode 2 is released when pressing the FF and EJECT buttons simultaneously more twice. Fig. D9 3.2.1. CIRCUIT BOARD LAYOUT 3.3. ELECTRICAL ADJUSTMENT PROCEDURES 3.3.1. TEST EQUIPMENT The following equipments are required for Electrical Adjustments.
  • Page 18 1. SYSTEM: AUTO 3.3.3. ADJUSTMENT - PG SHIFTER ADJUSTMENT 1. Press the FF and EJECT buttons simultaneously for 3 seconds. 2. Press the FF and EJECT buttons simultaneously more once to set the Service Mode 2. The LEDs are illuminated as follows. Fig.

  • Page 19: Waveform Table & Voltage Chart

    - Adjustment incomplete: Some LEDs are illuminated as follows. When adjustment is incomplete, check the Servo/System Control circuit and Cylinder unit. This Service Mode 2 is released when pressing the FF and EJECT buttons simultaneously more twice. 4. ABBREVIATIONS 5. INPUT/OUTPUT CHART FOR IC6001 Fig.

  • Page 20: Schematic Diagrams

    8. SCHEMATIC DIAGRAMS 8.1. POWER TRANSFORMER SECTION IN MAIN SCHEMATIC DIAGRAM 8.2. SYSTEM CONTROL & SERVO IN MAIN SCHEMATIC DIAGRAM 8.3. LUMINANCE & CHROMINANCE/ AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM 8.4. POWER SUPPLY/ RF SECTION IN MAIN SCHEMATIC DIAGRAM 8.5. KEY SWITCH & LED DRIVE SECTION IN MAIN SCHEMATIC DIAGRAM 8.6.

  • Page 21: Casing Parts Section

    10.2. CASING PARTS SECTION...

  • Page 22: Packing Parts Section

    10.3. PACKING PARTS SECTION...

  • Page 23: Replacement Parts List

    11. REPLACEMENT PARTS LIST...

  • Page 24: Chassis Parts Section Parts List

    11.1. CHASSIS PARTS SECTION PARTS LIST Ref. No. Part No. Part Name & Description Remarks VEG1593-R CYLINDER UNIT [MAV] NV-SJ30AM/EU/PMP VEG1590-R CYLINDER UNIT [MAV] NV-SJ50AM VEG1591-R CYLINDER UNIT [MAV] NV-SJ50AU/EU VEM0750 CAPSTAN UNIT [MAV] L1AZ00000004 FE HEAD VDG1510 INTERMEDIATE GEAR...

  • Page 25: Casing Parts Section Parts List

    WASHER VMX3196 WASHER [MAV] 11.2. CASING PARTS SECTION PARTS LIST Ref. No. Part No. Part Name & Description Remarks VGM1866 TOP PANEL [MAV] NV-SJ30AM/PMP,NV-SJ50AM/AU/ VGM1872 TOP PANEL [MAV] NV-SJ30EU VMP7221 CHASSIS FRAME [MAV] VMP7222 BACK PANEL [MAV] NV-SJ30AM/EU/PMP VMP7223 BACK PANEL...

  • Page 26: Packing Parts Section Parts List

    VHD1041 SCREW NV-SJ30EU B102 VHD1094 SCREW NV-SJ30AM/PMP,NV-SJ50AM/AU/EU B102 VHD1041 SCREW NV-SJ30EU B103 XSB3+5FC SCREW [MAV] NV-SJ50AM/AU/EU B104 XTB3+10JFC SCREW [MAV] NV-SJ30AM/PMP,NV-SJ50AM/AU/ B104 XTB3+10JFZ SCREW NV-SJ30EU B105 XTB3+10JFC SCREW [MAV] NV-SJ30AM/PMP,NV-SJ50AM/AU/ B105 XTB3+10JFZ SCREW NV-SJ30EU B106 XTB3+10JFC SCREW [MAV] NV-SJ30AM/PMP,NV-SJ50AM/AU/ B106...
  • Page 27 CUSHION (L) [MAV] VPN5739 CUSHION (R) [MAV] VPG0P60 PACKING [MAV] NV-SJ30AM (FOR EXCEPT MALAYSIA & MIDDLE EASTA) VPG0P61 PACKING [MAV] NV-SJ30AM (FOR MIDDLE EAST) VPG0P62 PACKING [MAV] NV-SJ30AM (FOR MALAYSIA) VPG0P65 PACKING [MAV] NV-SJ30EU VPG0P63 PACKING [MAV] NV-SJ30PMP VPG0P66 PACKING [MAV] NV-SJ50AM (FOR EXCEPT MALAYSIA &...

  • Page 28: Electrical Parts List

    11.4. ELECTRICAL PARTS LIST Ref. No. Part No. Part Name & Description Remarks VEP06E66A MAIN C.B.A. (RTL)[MAV] *1 INCLUDING THE FRONT C.B.A.(VEP04796A) VEP06E66B MAIN C.B.A. (RTL)[MAV] *2 INCLUDING THE FRONT C.B.A.(VEP04796A) VEP06E66C MAIN C.B.A. (RTL)[MAV] *3 INCLUDING THE FRONT C.B.A.(VEP04796A) VEP06E66E MAIN C.B.A.
  • Page 29 Ref. No. Part No. Part Name & Description Remarks C1205 ECQB1H104JM3 P.CAPACITOR 50V 0.1U C1208 F1B3A332A004 C.CAPACITOR 1KV 3300P [MAV] *2,*5 C1301 ECEA1EKS4R7 E.CAPACITOR 25V 4.7U C1302 ECJ2VF1H103Z C.CAPACITOR CH 50V 0.01U C1303 ECEA0JKS470 E.CAPACITOR 6.3V 47U C1304 ECJ2VF1H103Z C.CAPACITOR CH 50V 0.01U C1305 ECJ2VF1H103Z C.CAPACITOR CH 50V 0.01U...
  • Page 30 Ref. No. Part No. Part Name & Description Remarks C3019 ECUV1H271JCN C.CAPACITOR CH 50V 270P ECJ2VC1H271J C3020 ECUV1H103KBN C.CAPACITOR CH 50V 0.01U ECJ2VB1H103K C3021 ECJ2VF1H103Z C.CAPACITOR CH 50V 0.01U C3023 ECJ2VF1H103Z C.CAPACITOR CH 50V 0.01U C3024 ECJ2VB1E104K C.CAPACITOR CH 25V 0.1U C3027 ECJ2VB1E104K C.CAPACITOR CH 25V 0.1U...
  • Page 31 Ref. No. Part No. Part Name & Description Remarks C4028 ECJ2VB1H471K C.CAPACITOR CH 50V 470P C4029 ECQB1H682JM3 P.CAPACITOR 50V 6800P C4033 ECUV1H220JCN C.CAPACITOR CH 50V 22P *2,*5 ECJ2VC1H220J C4036 ECQB1H223JM3 P.CAPACITOR 50V 0.022U [MAV] C4040 ECUV1H471JCN C.CAPACITOR CH 50V 470P *2,*5 ECJ2VC1H471J C4101 ECJ2VF1H103Z...
  • Page 32 Ref. No. Part No. Part Name & Description Remarks D1201 AK06 DIODE [MAV] B0JAME000038 D1202 AK06 DIODE [MAV] B0JAME000038 D1204 ERA83-004V5 DIODE [MAV] B0JAGE000001 D1205 ERA83-004V5 DIODE [MAV] B0JAGE000001 D1207 MA2180A DIODE MAZ21800A D1301 MA4130N-L DIODE MAZ4130NL D1302 MA4056N-H DIODE MAZ4056NH D1303 MA4056N-H...
  • Page 33 Ref. No. Part No. Part Name & Description Remarks L3011 VLQ0599J680 COIL 68UH *4,*5 G0C680JA0026 L3013 G0C1R0JA0019 INDUCTOR *4,*5 L3014 VLQ0599J680 COIL 68UH *4,*5 G0C680JA0026 L4001 VLQ0822J471 COIL 470UH [MAV] L5001 VLQ0822J680 COIL 68UH [MAV] L7701 G0C100JA0019 INDUCTOR L7702 VLQ0599J5R6 COIL 5.6UH G0C5R6JA0026 LB1101...
  • Page 34 Ref. No. Part No. Part Name & Description Remarks Q4001 2SD1149 TRANSISTOR Q4002 2SD601A-R TRANSISTOR 2SD0601AR Q4003 2SB0710A0L TRANSISTOR Q4004 2SD602A-R TRANSISTOR 2SD0602AR Q4101 2SD1996 TRANSISTOR 2SD199606A Q4103 2SD1328-R TRANSISTOR 2SD13280R Q4104 2SD1328-R TRANSISTOR 2SD13280R Q6003 2SD601A-R TRANSISTOR 2SD0601AR Q7701 2SB709A TRANSISTOR 2SB0709A...
  • Page 35 Ref. No. Part No. Part Name & Description Remarks R1302 ERJ6GEYG182 M.RESISTOR CH 1/10W 1.8K R1303 ERDS2FJ471 C.RESISTOR 1/4W 470 R2001 ERJ6GEYG105 M.RESISTOR CH 1/10W 1M R2501 ERJ6GEYG102 M.RESISTOR CH 1/10W 1K R2502 ERJ6GEYJ1R2 M.RESISTOR CH 1/10W 1.2 R2503 ERJ6GEYJ1R5 M.RESISTOR CH 1/10W 1.5 [MAV] R2504...
  • Page 36 Ref. No. Part No. Part Name & Description Remarks R4009 ERJ6GEYF473 M.RESISTOR CH 1/10W 47K R4010 D0GDR00JA017 M.RESISTOR 0 [MAV] R4011 ERJ6GEYG103 M.RESISTOR CH 1/10W 10K R4012 D0GDR00JA017 M.RESISTOR 0 [MAV] *1,*3,*4 R4012 ERJ6GEYJ471 M.RESISTOR CH 1/10W 470 *2,*5 R4013 D0GDR00JA017 M.RESISTOR 0 [MAV] *1,*3,*4...

  • Page 37: Schematic Diagram For Printing With A4 Size

    Ref. No. Part No. Part Name & Description Remarks R7005 ERJ6GEYG392 M.RESISTOR CH 1/10W 3.9K R7006 ERJ6GEYG182 M.RESISTOR CH 1/10W 1.8K R7007 ERJ6GEYG392 M.RESISTOR CH 1/10W 3.9K R7008 ERJ6GEYG182 M.RESISTOR CH 1/10W 1.8K R7009 ERDS2TJ271 C.RESISTOR 1/4W 270 R7010 ERDS2TJ271 C.RESISTOR 1/4W 270 R7011 ERDS2TJ151...
  • Page 38 LED STAND BY/REC LED LP/EP IR OUT GND(S) IR7001(IR RECEIVER) PNA4611M07VT 1 2 3 NV-SJ30AM/EU/PMP, NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS NV-SJ50AM/AU/EU SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU FRONT SCHEMATIC DIAGRAM ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 39 R7009 UN2211 (LED DRIVE) NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. NV-SJ30AM/EU/PMP, NV-SJ50AM/AU/EU NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR KEY SWITCH & LED DRIVE ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 40 NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. IMPORTANT SAFETY NOTICE: NV-SJ30AM/EU/PMP,SJ50AM/AU/EU COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. POWER TRANSFORMER SECTION IN MAIN SCHEMATIC DIAGRAM WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
  • Page 41 VIDEO 5V TUNER 5V IMPORTANT SAFETY NOTICE: NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS NV-SJ30AM/EU/PMP,SJ50AM/AU/EU COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU POWER SUPPLY/RF SECTION IN MAIN SCHEMATIC DIAGRAM WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
  • Page 42 K0C111A00003 PNA2604M01 PNA2604M01 (EX.A) (T-PHOTO) (S-PHOTO) SENSOR R6030 R6014 C6010 50V3.3 D6001 B3EA00000072 ART V/H/N TRACKING ENV. TL2501 POWER ON REG 12V B23 B19 B11 B12 B13 B14 B17 B18 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SYSTEM CONTROL & SERVO SECTION IN MAIN SCHEMATIC DIAGRAM...
  • Page 43 R2504 C2526 C2512 C2513 25V100 25V22 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SYSTEM CONTROL & SERVO SECTION SYSTEM CONTROL & SERVO SECTION NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR IN MAIN SCHEMATIC DIAGRAM ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 44 PICTURE 1 AV 12V VIDEO 5V NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE WITH PAL COLOUR SIGNAL.(SP MODE)
  • Page 45 R3009 R3007 2200 C3012 L3009 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 46 (VEP04796A) NV-SJ30PMP/AM/EU, SJ50AM/EU/AU FRONT C.B.A.
  • Page 47 (VEP06E66C: NV-SJ30PMP) (VEP06E66A: NV-SJ30AM) (VEP06E66B: NV-SJ30EU) (VEP06E66E: NV-SJ50AM) (VEP06E66F: NV-SJ50EU/AU) (D/E) (A/D/E) (D/E) (C/E) (C/E) (D/E) (D/E) (D/E) (A/B/D) (A/B/C) (D/E) (C/E) (D/E) (C/E) (A/C/D/E) (C/E) (A/B/D) (A/B/D) (C/E) (C/E) (C/E) (A/C/E) (B/C/D/E) (D/E) NV-SJ30PMP/AM/EU, SJ50AM/EU/AU MAIN C.B.A.
  • Page 48 Transistor & Resistor TW3004 Connector QR3001 QR3002 P1101 QR3003 P1531 QR3004 P2501 QR3005 P2571 QR3006 P4001 QR4001 P4002 QR4002 P5001 QR4003 QR4101 QR4102 QR4103 QR4104 QR4502 QR4504 QR5501 QR6001 QR7001 QR7002 QR7003 QR7004 QR7005 ADDRESS INFORMATION NV-SJ30AM/EU/PMP, SJ50AM/AU/EU MAIN C.B.A.
  • Page 49 T1150-5 STOP T1201-7 STOP T1201-11 STOP T1201-3 STOP T1201-13 STOP 25Vp-p (5usec.div.) 3.8Vp-p (2msec.div.) 480Vp-p (5usec.div.) 21Vp-p (5usec.div.) 48Vp-p (5usec.div.) IC6001-18 REC IC6001-50 REC/PLAY Q1201-1 STOP IC2501-22,23,25 PLAY IC6001-13 STILL 2.0Vp-p (20usec.div.) 4.7Vp-p (10msec.div.) 0.4Vp-p (5usec.div.) 3.2Vp-p (2msec.div.) 5.0Vp-p (5msec.div.) IC6001-72 REC IC6001-52 REC/PLAY IC6001-68,69 REC...
  • Page 50 SYSTEM CONTROL & SERVO ICs DC VOLTAGE CHART (SP MODE) IC2001 Ref. No. MODE STOP PLAY IC2501 Ref. No. MODE STOP 12.3 15.1 PLAY 12.3 15.0 12.2 15.0 12.3 15.0 12.3 15.0 IC2501 Ref. No. MODE STOP 12.3 PLAY 12.3 12.3 12.3 12.3...
  • Page 51 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 52 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 53 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 54 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 55: 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 56 R1101 12K:C/E R1205 33:C/E R1206 C1205 5600: 2200 330:A/B/D A/B/D R1203 R1202 20K:C/E 2200 18K:A/B/D ON THIS SCHEMATIC DIAGRAM FOR EASE REFER TO PARTS LIST. NV-SJ30AM/EU/PMP,SJ50AM/AU/EU POWER TRANSFORMER SECTION IN MAIN SCHEMATIC DIAGRAM LTAGE ON THIS DIAGRAM IS STOP MODE.
  • Page 57 8.2. SYSTEM CONTROL & SERVO IN MAIN SCHEMATIC DIAGRAM CAPSTAN SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOP :TO POWER TRANSFORMER SECTION :TO POWER SUPPLY/RF SECTION :TO LUMINANCE & CHROMINANCE & AUDIO SECTION IC6003 :TO KEY SWITCH & LED DRIVE SECTION C2501 C0EBH0000172 IC6004...
  • Page 58 D VDD HEAD(+) AMP REF RESET L CTL OUT POSI.SW1 POSI.SW2 R/SER/T1/T2 POSI.SW3 TW2001 C6007 SAFETY R6013 S6001 K0C111A00003 C6010 50V3.3 TL2501 B23 B19 B11 B12 B13 B14 B17 B18 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SYSTEM CONTROL & SERVO SECTION IN MAIN SCHEMATIC DIAGRAM...
  • Page 59 C2514 R2506 R2505 R2504 C2526 C2512 C2513 25V100 25V22 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SYSTEM CONTROL & SERVO SECTION NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR IN MAIN SCHEMATIC DIAGRAM ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 60 (TO LOADING MOTOR) LOAD MOTOR (+) LOAD MOTOR (-) C2524 P2571 CAP VM CAP FG1 IC2501 CAP ET C1AB00001479 CAP R/F R2514 R2503 P2501 PG (-) PG (+) NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SYSTEM CONTROL & SERVO SECTION DIAGRAM FOR S LIST. IN MAIN SCHEMATIC DIAGRAM...
  • Page 61 8.3. LUMINANCE & CHROMINANCE/ AUDIO SECTION IN MAIN SCHEMATIC DIAGRA VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE R :TO POWER SUPPLY/RF SECTION :TO SYSTEM CONTROL & SERVO SECTION QR4502 UN2115 QR4504 (BUFFER) UN2215 FM MUTE (MUTE) VIDEO OUT...
  • Page 62 Q4001 2SD1328 (-26.8) 2SD1149 (D.A.REC:ON) C4008 (PB:ON) 25V4.7 (-18.0) Q4002 2SD601A (PB:ON) (-26.4) NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE SIGNAL.(SP MODE) LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM...
  • Page 63 C3005 C3006 16V10 6V22 16V10 C4007 C3003 C3004 R3002 1800P 120P R4008 1500 R300 R3007 2200 L3009 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NOTE:DO NOT USE ANY PART NUMBER SHOWN ON T LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM ORDERING.WHEN YOU ORDER A PART,PLEASE...
  • Page 64 C3016 C3017 C3018 C3020 L3003 25V3.3 16V10 50V2.2 50V1 0.01 R3006 R3009 R3007 2200 C3012 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU RT NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR LUMINANCE & CHROMINANCE/AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM U ORDER A PART,PLEASE REFER TO PARTS LIST.

  • Page 65: Power Supply/ Rf Section In Main Schematic Diagram

    8.4. POWER SUPPLY/ RF SECTION IN MAIN SCHEMATIC DIAGRAM P :TO POWER TRANSFORMER SECTION S :TO SYSTEM CONTROL & SERVO SECTION VIDEO MAIN SIGNAL PATH IN REC MODE V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE QR6001 UN2112 (POWER ON:ON)
  • Page 66 N SW+B C3060 C3059 C3058 6V100 K4011 NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU POWER SUPPLY/RF SECTION IN MAIN SCHEMATIC DIAGRAM GRAM IS STOP MODE. ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 67 R7009 UN2211 (LED DRIVE) NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. NV-SJ30AM/EU/PMP, NV-SJ50AM/AU/EU NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR KEY SWITCH & LED DRIVE ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.

  • Page 68: Front Schematic Diagram

    LED STAND BY/REC LED LP/EP IR OUT GND(S) IR7001(IR RECEIVER) PNA4611M07VT 1 2 3 NV-SJ30AM/EU/PMP, NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS NV-SJ50AM/AU/EU SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU FRONT SCHEMATIC DIAGRAM ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 69 Reset/ Terminal Name Description P.OFF P.Failure Release AD input terminal for model setting. CODE1 AD input terminal for model setting. CODE2 Input terminal of the Tape Beginning sensor detection. T-PHOT *More than 2.6V : Black tape part. *Less than 2.4V :Trans. Tape part. REG 12V short detection signal.
  • Page 70 Reset/ Terminal Name Description P.OFF P.Failure Release I/O Simplified AI playback ON/OFF control. 29 AVR (L) Input terminal for mechanism position. SW4 SW3 SW2 SW1 Position Name 30 POS.SW4 EJECT Position DOWN Position R-REW Position LOAD Position 31 POS.SW3 REV Position PLAY Position P_OFF Position STOP_R Position...
  • Page 71 Reset/ Terminal Name Description P.OFF P.Failure Release TV/VTR output selection control signal * P.OFF, Shifting to T,Standby: "Low" output. VCR/TV NV-SJ50) * Shifting to VV from EE: "High" output. * The condition is inverted whenever the TV/VCR Key is received. O Low fix.
  • Page 72 Reset/ Terminal Name Description P.OFF P.Failure Release Control signal filter select terminal in FF/REW mode. *During FF/REW: Hi-Z *Except FF/REW: Low VR MODE STOP FF/REW STOP POSITION STOP FF/REW STOP PLAY EX.FF/REW(L) Hi-Z Hi-Z 84 EX.FF/REW (L) VTR MODE *Refer to FF/REW (Hi-z) output timing of the Z-mechanism regarding to control spec. of this terminal.
  • Page 73 IC6005 IC6004 (T-REEL SENSOR) (S-REEL SENSOR) TL6003 NSW 5V POWER STOP S.REEL S7008 S7006 S7007 S7004 S7002 TL6004 Q6001 D6001 Q6002 S6001 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU SENSOR SAFETY TAKE-UP SUPPLY SYSTEM CONTROL & SERVO PHOTO PHOTO TAB SW T.REEL SENSOR SENSOR BLOCK DIAGRAM...
  • Page 74 Q3002 QR3004 CV IN TO/FROM SYSTEM CONTROL Q7701 QR3005 SECAM MIX QR3006 PICTURE 2 FROM SYSTEM PAL PB H CONTROL ART V/H/N QR3002 QR3003 QR3001 SP L FROM SYSTEM NTSC L CONTROL PICTURE 1 NV-SJ30AM/EU/PMP,SJ50AM/AU/EU LUMINANCE & CHROMINANCE BLOCK DIAGRAM...
  • Page 75 2FL VCO SYSTEM CONTROL CLOCK 2FSC DRIVER DOWN PHASE CONV B.D. SYNCHRONIZATION CONTROL COLOUR KILLER DET. ID DET. KILLER TO/FROM IIC CLOCK SYSTEM SERIAL CONTROL CONTROL INTERFACE IIC DATA NV-SJ30AM/EU/PMP,SJ50AM/AU/EU NV-SJ30AM/EU/PMP,SJ50AM/AU/EU LUMINANCE & CHROMINANCE BLOCK DIAGRAM LUMINANCE & CHROMINANCE BLOCK DIAGRAM...

This manual is also suitable for:

Nv-sj30euNv-sj30pmpNv-sj50amNvsj50auNv-sj50eu

Table of Contents