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Panasonic OmniVision PV-V4621 Service Manual
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Panasonic OmniVision PV-V4621 Service Manual

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ORDER NO. MKE0101002C1
B3
Video Cassette Recorder
PV-V4621 / PV-V4621-K / PV-V4661-K
SPECIFICATIONS
2001 Matsushita-Kotobuki Electronics Industries Ltd. All rights
reserved. Unauthorized copying and distribution is a violation of
law.
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  • Page 1 ORDER NO. MKE0101002C1 Video Cassette Recorder PV-V4621 / PV-V4621-K / PV-V4661-K SPECIFICATIONS 2001 Matsushita-Kotobuki Electronics Industries Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2 1. PV-V4621 REPLACEMENT NOTE There are 2 types of Main C.B.A. (E10) for PV-V4621. VEPS6073HA is used in early products and has been changed to VEPS6073HC on running change basis in later products. When replacing Microcontroller IC (IC6001) or EEP ROM IC (IC6005), be sure to confirm which Main C.B.A.
  • Page 3 4. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. 5. After servicing, make the following leakage current checks to prevent the customer from being exposed to shock hazards. LEAKAGE CURRENT COLD CHECK 1.
  • Page 4 Figure 1 3. PREVENTION OF ELECTRO-STATIC DISCHARGE (ESD) TO ELECTROSTATICALLY SENSITIVE (ES) DEVICES Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits, some field-effect transistors and semiconductor "chip" components.
  • Page 5 comparable conductive material). 7. Immediately before removing the protective material from the leads of a replacement ES device, touch the protective material to the chassis or circuit assembly into which the device will be installed. CAUTION: Be sure no power is applied to the chassis or circuit, and observe all other safety precautions.
  • Page 6 Fig. 1-3 Fig. 1-4 Fig. 1-5...
  • Page 7 Fig. 1-6 3. While pressing VCR/TV button on VCR with power turned off, press any operation button on either VCR, or remote to detect that a key has been pressed. The 1st digit changes to "0" only when key is detected. Fig.
  • Page 8 Note: 1. Lock data will be kept after the AC Cord is unplugged. 2. When 1 to 4 listed in Lock code occurs for the first time, the VCR does not go into VCR shut-off condition. If it occurs again within a minute, the VCR goes into VCR shut-off condition.
  • Page 9 5.1.3. EEPROM IC (IC6005), MAIN C.B.A. REPLACEMENT NOTE After replacing EEPROM IC (IC6005) or Main C.B.A., be sure to perform the "PG SHIFTER ADJUSTMENT" in ELECTRICAL ADJUSTMENT procedures. 5.1.4. SERVICE POSITION 5.1.4.1. Service Position CAUTION: HOT CIRCUIT (Primary circuit) exists on the Main C.B.A. Use extreme care to prevent accidental shock when servicing.
  • Page 10 Note: 1. It is possible that the S-Tab SW. may not work correctly in Service Position (2). (Recording can not be done). In this case, short the S- Tab SW. Pins on the foil side of the Main C.B.A. to turn this SW. Fig.
  • Page 11 DISASSEMBLY/ASSEMBLY PROCEDURES. 5.1.5. HOT CIRCUIT Primary circuit exists on the Main C.B.A. This circuit is identified as "HOT" on the C.B.A. and in the Service Manual. Use extreme care to prevent accidental shock when servicing. 5.1.6. SERVICE MODE In order to inhibit detection of the Supply & Takeup Photo Transistors, Reel Sensor, and Cylinder Lock, press and hold VCR/TV button and CH DOWN buttons on VCR together over 5 seconds in power off condition.
  • Page 12 To release from this mode, press PLAY or STOP button. 5.1.8. CAUTION FOR INSTALLATION OF FRONT PANEL ASS’Y CAUTION: Opener Lever may be damaged when Front Panel Ass’y is installed, with Cassette Door-Lid of Front Panel Ass’y and Opener Lever of Cassette Up Ass’y set incorrectly.
  • Page 13 5.1.9.2. (Electrical Method) Apply +10.0 V DC Power Supply to the Loading Motor terminals. Loading DC + to Portion "a," DC - to Portion "b" Unloading DC - to Portion "a," DC + to Portion "b" CAUTION: Before applying DC Power Supply, be sure to cut the Motor Leads with a cutter, etc.
  • Page 14 5.1.10. HOW TO REMOVE A JAMMED TAPE CAUTION: Wiper Arm Unit may be damaged or its spring may be out of place when the jammed tape is removed by force. Remove a jammed tape as follows: 5.1.10.1. Manual Method When a tape jam is encountered, check the tape loading condition and use the following procedure to remove a tape jam.
  • Page 15 2. Remove the tape from the tape path. 3. Rewind the tape into the cassette by rotating the Center Clutch Unit counterclockwise. 4. Unhook Spring (A) of the Drive Rack Arm. 5. Remove Screw (A). 6. Lift the Cassette Up Ass’y. While pulling the Cassette Up Ass’y out far enough so that it clears the Drive Rack Arm, slide the Drive Rack Unit as indicated by the arrow to remove the cassette tape from the Cassette Up Ass’y.
  • Page 16 2. Perform Step 2 through Step 7 of Method -1. Method -3: 1. Perform Step 2 through Step 7 of Method -1. Note: After repairing mechanical trouble, make sure that all gear alignments are correct, especially the Wiper Arm Unit and Drive Rack Unit of Cassette Up Ass’y.
  • Page 17 4. Rewind the tape into the cassette by turning the Center Clutch Unit counterclockwise. 5. Eject the cassette by applying +10.0 V DC Power Supply again. 5.1.11. BLACK SCREWS ON THE CHASSIS Black Screws are used on the Mechanism Chassis to identify screws that require adjustment. 5.1.12.
  • Page 18 "ELECTROSTATICALLY SENSITIVE (ES) DEVICES" section of this service manual. 5.1.16. REPLACEMENT PROCEDURE FOR LEADLESS (CHIP) COMPONENTS The following procedures are recommended for the replacement of the leadless components used in this unit. 1. Preparation for replacement A. Soldering Iron Use a pencil-type soldering iron that uses less than 30 watts. B.
  • Page 19 B. Press the part downward with tweezers and solder both electrodes as shown below. Fig. 10-3 Note: Do not glue the replacement leadless component to the circuit board. 5.1.17. MODEL NO. IDENTIFICATION MARK Use Marks shown in the chart below to distinguish the different models included in this Service Manual.
  • Page 20 6. DISASSEMBLY/ASSEMBLY PROCEDURES 6.1. CABINET SECTION 6.1.1. Disassembly Flowchart Perform all disassembly procedures in the order described in the "Disassembly Flowchart" shown below. When reassembling, use the reverse procedure. CAUTION: Disconnect AC plug before disassembly. Fig. D1...
  • Page 21 6.1.2. Disassembly Method How to read chart shown above: A:Order of Procedure steps. When reassembling, perform steps(s) in reverse order. These numbers are also used as the identification (location) No. of parts in Figures. B: Part to be removed or installed. C: Fig.
  • Page 22 Fig. D2 6.1.2.1. Notes in chart 1. Installation of Top Cover Install the Top Cover front portion at a downward angle so that the tab on the Front Panel Ass’y fits into the hole in the Top Cover. Then, lower the rear portion into place and tighten 2 Screws (S-1).
  • Page 23 2. Installation of Front Panel Ass’y CAUTION: Opener Lever may be damaged when Front Panel Ass’y is installed, with Cassette Door-Lid of Front Panel Ass’y and Opener Lever of Cassette Up Ass’y set incorrectly. A. When installing the Front Panel Ass’y, swing the Cassette Door- Lid all the way open until the Cassette Door tab clears the Opener Lever.
  • Page 24 projection is in the EJECT Position. B. Make sure the Mechanism and Cassette Up Ass’y are in the EJECT Position. (Refer to "EJECT Position Confirmation" in DISASSEMBLY/ASSEMBLY PROCEDURES.) Fig. D4 C. Install the Mechanism Chassis and Cassette Up Ass’y straight onto the Main C.B.A.
  • Page 25 5. Installation of Cassette Up Ass’y A. Confirm that the Locking Tab (L-5) under the Cassette Up Ass’y is in Hole on the Mechanism Chassis when installing the Cassette Up Ass’y. Then, slide the Cassette Up Ass’y towards the back. B.
  • Page 26 6.2.2. Inner Parts Location Fig. J1-1...
  • Page 27 6.2.3. EJECT Position Confirmation Fig. J1-2...
  • Page 28 6.2.4. Grounding Plate Unit, Full Erase Head, and Cylinder Unit Fig. J2-1 6.2.4.1. Reassembly Notes...
  • Page 29 1. Adjustment of Grounding Plate Unit A. After installing, make sure that the Grounding Plate Unit, on the top side of mechanism chassis, is positioned on the front side of the Cylinder shaft so that the center line of the plate is just less than 1.0 mm measured from the center of the Cylinder shaft.
  • Page 30 6.2.5.1. Reassembly Notes 1. Alignment of Main Cam Gear, Drive Rack Arm, and Main Rod A. Confirm that the hole on Main Rod is a Through Hole with a hole on chassis. B. Confirm that the hole on Drive Rack Arm is a Through Hole with a hole on chassis.
  • Page 31 2. Confirmation/Alignment of Intermediate Gear B, Main Cam Gear, and Intermediate Gear A A. Confirm that the Hole A on Lift Gear is a Through Hole with a hole on chassis. B. Confirm that the hole on Intermediate Gear A is aligned with the hole on Lift Gear.
  • Page 32 Hole with Hole A on Support Angle in EJECT mode. The each mode Hole on Main Cam Gear should be a Through Hole with Hole B on Support Angle in each mode. Fig. J3-5 4. Main Cam Gear Kit A. Main Cam Gear is supplied as a Main Cam Gear Kit only (Kit No.
  • Page 33 Fig. J4-1 6.2.6.1. Reassembly Notes 1. Installation of Center Clutch Unit A. Fit the Center Clutch Unit into the Changing Gear. Fig. J4-2 6.2.7. Reel Gear, Main Rod, and SS Brake Arm Unit Fig. J5-1...
  • Page 34 6.2.7.1. Reassembly Notes 1. Alignment of Main Rod and T Loading Arm Unit A. Align the Gear on T Loading Arm Unit with Gear of Main Rod. Confirm that the Hole on Main Rod is a Through Hole with a hole on chassis.
  • Page 35 6.2.8.1. Reassembly Notes 1. Application of Silicon Grease CAUTION: When installing the IC2501 (AN3846SC) or Capstan Stator C.B.A., be sure to apply Silicon Grease (VFK1301) as shown. Be careful not to touch other parts with greased portion to prevent grease depletion.
  • Page 36 2. Installation of Capstan Rotor Unit and Oil Seal A. Install the 2 Oil Seals into the Capstan Holder Unit. Then, insert the Capstan Rotor Unit Shaft into the hole of the Capstan Holder Unit so that shaft passes through 2 Oil Seals. Be careful not to scratch the Shaft or Capstan Holder Unit.
  • Page 37 6.2.9.1. Reassembly Notes 1. Alignment of T Loading Arm Unit and S Loading Arm Unit A. Install the S Loading Arm Unit onto the chassis. B. Install the T Loading Arm Unit so that the hole on T Loading Arm Unit is aligned with the hole on S Loading Arm Unit. C.
  • Page 38 6.2.10.1. Reassembly Notes 1. How to distinguish between S Reel Table and T Reel Table Fig. J8-2 6.2.11. Loading Post Base -T Unit and Loading Post Base -S Unit Fig. J9...
  • Page 39 6.2.12. Opener Piece, Drive Rack Arm, Pinch Arm Unit, P5 Arm Unit, and Intermediate Gear A Fig. J10-1 6.2.12.1. Reassembly Notes 1. Installation/Alignment of Intermediate Gear A, Lift Gear and P5 Arm Unit A. Rotate the Lift Gear so that Hole A on Lift Gear is a Through Hole with a hole on chassis.
  • Page 40 Fig. J10-2 2. Installation of Opener Piece A. Install the Opener Piece so that the slot of the Opener Piece is inserted to the Pin of Pinch Arm Unit Fig. J10-3 6.2.13. Motor Block Unit, Audio Control Head Unit, Lift Gear, Capstan Holder Unit, and Tension Arm Boss Fig.
  • Page 41 6.3. CASSETTE UP ASS'Y SECTION How to read chart shown above: A: Order of Procedure steps. When reassembling, perform steps(s) in reverse order. These numbers are also used as the identification (location) No. of parts in Figures. B: Steps to be completed prior to the current step. C: Part to be removed or installed.
  • Page 42 6.3.1.1. Reassembly Notes 1. Alignment of Wiper Arm Unit and Drive Rack Unit A. Slide the Drive Rack Unit to the far right as indicated by the arrow. B. Install the Wiper Arm Unit so that the hole on the Wiper Arm Unit is aligned with the hole on the Drive Rack Unit.
  • Page 43 2. Installation of Holder Unit A. Turn the Wiper Arm Unit so that the grooves on each end are aligned with the each groove on Side Plate L and R. B. Insert Holder Unit boss (A) and (B) into the grooves as shown in Fig.
  • Page 44 6.3.2. Opener Lever and Drive Rack Unit Fig. K2 7. ADJUSTMENT PROCEDURES 7.1. SERVICE FIXTURES AND TOOLS 7.2. MECHANICAL ADJUSTMENT 7.2.1. CLEANING PROCEDURE FOR THE UPPER CYLINDER UNIT 1. While slowly turning the Upper Cylinder Unit counterclockwise by hand, gently rub the Video Heads with a Head Cleaning Stick (VFK27) moistened with Ethanol.
  • Page 45 Fig. M1 Note: 1. Do not rub vertically or apply excess pressure to the Video Heads. Do not turn the Upper Cylinder Unit clockwise while cleaning. 2. After cleaning, use a Dry Head Cleaning Stick (VFK27) to remove any Ethanol remaining on the cylinder tape path. Otherwise, tape damage will occur.
  • Page 46 Fig. M2-1 3. If the reading is out of specification, make sure that there is no dust or foreign material between the Brake Pad of Tension Control Arm Unit and the S Reel Table. After cleaning, the reading of tension measurement is still out of specification, replace the Tension Arm Unit and the Tension Control Arm Unit.
  • Page 47 be achieved. Equipment Required: Oscilloscope Specification: 0.1 mm ~ 0.13 mm 1. Remove the VCR Chassis Unit and then place it upside down. 2. Remove the Main C.B.A. 3. Slightly loosen Screw (A). Then set the Screwdriver (Phillips Driver) into the Hole (A). Turn the screwdriver clockwise until the MR Head touches the rotor.
  • Page 48 " in SERVICE NOTES. 2. Supply a Video Signal to the video input jack. 3. Insert a cassette tape and place the unit in SLP recording mode. 4. Connect the oscilloscope to Pin 9 of P6201 on the Main C.B.A. Confirm that the signal level is greater than 20 mV [P-P].
  • Page 49 1. Insert the alignment tape. 2. Press and hold VCR/TV button and CH DOWN buttons on VCR together over 5 seconds in power off condition. The power comes on and the unit goes into service mode. 3. Play back the alignment tape. 4.
  • Page 50 7. After adjustment, confirm that the tape travels without curling at P2 and P3 posts. Fig. M4-3 8. To release from Tracking center mode, press PLAY or STOP button. 7.2.2.3.2. AUDIO CONTROL HEAD TILT ADJUSTMENT Purpose: To confirm that the tape runs smoothly. In particular, confirm that the tape properly picks up the Audio Signal at the upper part of the head and the Control Signal at the lower part of the head.
  • Page 51 7.2.2.3.3. AUDIO CONTROL HEAD HEIGHT ADJUSTMENT The height of the Audio Control Head replacement part is preset at the factory. Purpose: To be sure the tape runs properly along the Control Head. Symptom of Misadjustment: If the control signal is not properly picked up, Servo Operation cannot be achieved.
  • Page 52 Symptom of Misadjustment: If the position of the Audio Control Head is not properly adjusted, the Audio S/N Ratio is poor. 1. Connect the oscilloscope to the audio output jack on the rear side of the deck. 2. Play back the 6 kHz Monaural Audio portion of the alignment tape. 3.
  • Page 53 fixture either clockwise or counterclockwise so that the envelope is at maximum. Fig. M8 7. Tighten Black Screw (D). 8. To release from Tracking center mode, press PLAY or STOP button. Note: Old type of H-Position Adjustment Driver (VFK0136) can be used for this adjustment.
  • Page 54 7.3.4. PG SHIFTER ADJUSTMENT Purpose: Determine the Video Head Switching Point during Playback. Symptom of Misadjustment: May cause Head Switching Noise and/or Vertical Jitter. Test Point : TP3001 (Main C.B.A.), TP6205 (Main C.B.A.) Specification: T = 6 H±0.5 H (0.38 ms±0.03 ms)Mode : SP Playback Mode : SP Playback Equipment :...
  • Page 55 3. Connect the channel-1 scope probe to TP3001 and the channel-2 scope probe to TP6205. Used TP6205 as a trigger. 4. Adjust value so that the trailing edge of the head switching pulse is placed 6 H±0.5 H (0.38 ms±0.03 ms) before the start of the vertical sync pulse by pressing CH UP and CH DOWN buttons on the remote control.
  • Page 56 8. SCHEMATIC DIAGRAMS 8.1. SCHEMATIC DIAGRAM & CIRCUIT BOARD LAYOUT NOTES 8.2. MAIN SCHEMATIC DIAGRAMS ( Model: PV-V4621, PV-V4661-K ) ( Model: PV-V4621-K ) 8.3. OPERATION SCHEMATIC DIAGRAM ( Model: PV-V4621, PV-V4661-K ) 8.4. CAPSTAN STATOR SCHEMATIC DIAGRAM 8.5. INTERCONNECTION SCHEMATIC DIAGRAM 8.6.
  • Page 57 10. BLOCK DIAGRAMS 10.1. POWER SUPPLY BLOCK DIAGRAM 10.2. VIDEO SIGNAL PATH BLOCK DIAGRAM 10.3. AUDIO SIGNAL PROCESS BLOCK DIAGRAM 10.4. Hi-Fi AUDIO SIGNAL PATH BLOCK DIAGRAM 10.5. SYSTEM CONTROL BLOCK DIAGRAM 10.6. SERVO BLOCK DIAGRAM 10.7. OPERATION BLOCK DIAGRAM 10.8.
  • Page 58 11.2. MECHANISM (BOTTOM) SECTION...
  • Page 59 11.3. CASSETTE UP COMPARTMENT SECTION...
  • Page 60 11.4. CHASSIS FRAME AND CASING PARTS SECTION...
  • Page 61 11.5. PACKING PARTS AND ACCESSORIES SECTION...
  • Page 62 12. REPLACEMENT PARTS LISTS BEFORE REPLACING PARTS, READ THE FOLLOWING: 12.1. REPLACEMENT NOTES 12.1.1. General Notes 1. Use only original replacement parts:...
  • Page 63 To maintain original function and reliability of repaired units, use only original replacement parts which are listed with their part numbers in the parts list. 2. IMPORTANT SAFETY NOTICE Components identified by the sign have special characteristics important for safety. When replacing any of these components, use only the specified parts.
  • Page 64 disassemble the Infrared Remote Control Unit. However, the battery cover is available separately as a replacement part. 4. Main Cam Push Nut (Ref. No. 414) is not reusable. If removed, install a new one. 12.1.3. Electrical Replacement Notes 1. Unless otherwise specified; All resistors are in , K = 1,000 , M = 1,000 k .
  • Page 65 4. When replacing 0 resistor, a wire can be substituted for it. 5. When installing the IC2501 (AN3846SC) or Capstan Stator C.B.A., be sure to apply Silicon Grease (VFK1301). Refer to "Capstan Stator C.B.A." of MECHANISM SECTION in DISASSEMBLY/ASSEMBLY PROCEDURES. 6.
  • Page 66 12.2. MECHANICAL REPLACEMENT PARTS LISTS MECHANICAL REPLACEMENT PARTS Ref. No. Part No. Part Name & Description Remarks VBSS0033 FULL ERASE HEAD VXKS0901 MOTOR BLOCK UNIT LSDB0045 TENSION ARM BOSS VXDS0212 CAPSTAN HOLDER UNIT LSMD0209 OPENER PIECE VVGS0009 MAIN CAM GEAR KIT LSDR0006 S REEL TABLE LSDR0007...
  • Page 67 Ref. No. Part No. Part Name & Description Remarks LSMA0352 TOP PLATE LSMD0174 SIDE PLATE L LSMD0173 SIDE PLATE R LSMB0218 SUPPORT SPRING LSML0096 OPENER LEVER VXLS1111 DRIVE RACK UNIT VXAS4423 HOLDER UNIT VXLS1110 WIPER ARM UNIT VYPS7088 FRONT PANEL ASS'Y ( A ) VYPS7098 FRONT PANEL ASS'Y ( B ) VYPS7092...
  • Page 68 Ref. No. Part No. Part Name & Description Remarks 731(IC2505) EZMPS300F12 MR HEAD 732(P2502) LSJS0097 CONNECOR 12P LSMA0385 BACK PLATE,STEEL LSJA0360 AC CORD W/PLUG,AC 125V LSJA0358 AC CORD W/PLUG,AC 125V LSJA0359 AC CORD W/PLUG,AC 125V LSJA0361 AC CORD W/PLUG,AC 125V ENG56717G1 TUNER,UHF/VHF NR EYF52BC...
  • Page 69 INTEGRATED CIRCUITS Ref. No. Part No. Part Name & Description Remarks IC1001 0N3131-R.KT IC, LINEAR IC1001 PS2501-1-X IC, LINEAR IC1001 0N3131-S.KT IC, LINEAR IC1002 TA76431AS IC, LINEAR IC1002 TA76431ASTP6 IC, LINEAR IC2601 AN3808K IC, LINEAR IC3001 NN13400A IC, LINEAR IC3101 MN3885S IC, CMOS STANDARD LOGIC E.S.D.
  • Page 70 Ref. No. Part No. Part Name & Description Remarks Q3203 2SD1819ARS TRANSISTOR SI NPN CHIP ( C ) Q3203 2SC4081T106R TRANSISTOR SI NPN CHIP ( C ) Q3875 2SB709A TRANSISTOR SI PNP CHIP Q3875 2SA1037K146R TRANSISTOR SI PNP CHIP Q4001 2SB1218ARS TRANSISTOR SI PNP CHIP Q4001...
  • Page 71 Ref. No. Part No. Part Name & Description Remarks D1015 1N4746ARL DIODE ZENER 18V D1016 MA165 DIODE SI D1016 1SS119 DIODE SI D1016 1SS133T DIODE SI D1051 MA4110N-H DIODE ZENER 11V D1080 EK19V1 DIODE SI D1081 MA2240LA DIODE ZENER CHIP 24V D1083 ERA15-01V5 DIODE SI...
  • Page 72 Ref. No. Part No. Part Name & Description Remarks R1001 VRESC2TK275 CARBON 1/2W 2.7M R1001 VRESC2TK275C CARBON 1/2W 2.7M R1001 VRESC2TK275T CARBON 1/2W 2.7M R1003 VRESE2TJ334 CARBON 1/2W 330K R1004 ERG2SJ333H METAL OXIDE 2W 33K R1005 ERG1SJ560P METAL OXIDE 1W 56 R1006 ERJ6GEYJ222V MGF CHIP 1/10W 2.2K R1007...
  • Page 73 Ref. No. Part No. Part Name & Description Remarks R3035 ERJ6GEYJ103V MGF CHIP 1/10W 10K R3036 ERJ6GEYJ122V MGF CHIP 1/10W 1.2K R3041 ERJ6GEYJ750V MGF CHIP 1/10W 75 R3053 ERJ6GEYJ684V MGF CHIP 1/10W 680K R3201 ERJ6GEYJ821V MGF CHIP 1/10W 820 ( C ) R3202 ERJ6GEYJ682V MGF CHIP 1/10W 6.8K ( C ) R3203...
  • Page 74 Ref. No. Part No. Part Name & Description Remarks R4224 ERJ6GEYJ333V MGF CHIP 1/10W 33K R4225 ERJ6GEYJ103V MGF CHIP 1/10W 10K R4226 ERJ6GEYJ152V MGF CHIP 1/10W 1.5K R4228 ERJ6GEYJ103V MGF CHIP 1/10W 10K R4453 ERJ6GEYJ333V MGF CHIP 1/10W 33K R4455 ERJ6GEYJ152V MGF CHIP 1/10W 1.5K R6001 ERDS2TJ101...
  • Page 75 Ref. No. Part No. Part Name & Description Remarks R6115 ERJ6GEYJ102V MGF CHIP 1/10W 1K R6116 ERJ6GEYJ102V MGF CHIP 1/10W 1K R6202 ERJ6GEYJ274V MGF CHIP 1/10W 270K R6203 ERJ6GEYJ103V MGF CHIP 1/10W 10K R6204 ERJ6GEYJ184V MGF CHIP 1/10W 180K R6205 ERJ6GEYJ473V MGF CHIP 1/10W 47K R6224 ERJ6GEYJ472V MGF CHIP 1/10W 4.7K...
  • Page 76 Ref. No. Part No. Part Name & Description Remarks C1006 ECKR2H221KB5 CERAMIC 500V 220PF C1007 ECUV1C224KBN C CHIP 16V 0.22UF C1009 VCYSBRE183KX CERAMIC 25V 0.018UF C1010 ECUV1H101JCN C CHIP 50V 100PF C1011 ECA1HHG4R7I ELECTROLYTIC 50V 4.7UF C1012 ECEA1PEE331 ELECTROLYTIC 18V 330UF C1013 ECA1EM331B ELECTROLYTIC 25V 330UF...
  • Page 77 Ref. No. Part No. Part Name & Description Remarks C3032 ECEA1HKA2R2 ELECTROLYTIC 50V 2.2UF C3033 ECEA0JKA470 ELECTROLYTIC 6.3V 47UF C3034 ECUV1C224ZFN C CHIP 16V 0.22UF C3035 ECUV1H560JCN C CHIP 50V 56PF C3036 ECUV1E104ZFN C CHIP 25V 0.1UF C3037 ECEA0JKA220 ELECTROLYTIC 6.3V 22UF C3038 ECEA1HKA2R2 ELECTROLYTIC 50V 2.2UF...
  • Page 78 Ref. No. Part No. Part Name & Description Remarks C3504 ECUV1E104ZFN C CHIP 25V 0.1UF C3505 ECUV1E104ZFN C CHIP 25V 0.1UF C3506 ECUV1E104ZFN C CHIP 25V 0.1UF C3507 ECUV1E104ZFN C CHIP 25V 0.1UF C3508 ECUV1E104ZFN C CHIP 25V 0.1UF C3513 ECEA0JKA101 ELECTROLYTIC 6.3V 100UF C3514...
  • Page 79 Ref. No. Part No. Part Name & Description Remarks C4202 ECEA1EKA4R7 ELECTROLYTIC 25V 4.7UF C4203 ECEA0JKA330 ELECTROLYTIC 6.3V 33UF C4204 ECEA0JKA330 ELECTROLYTIC 6.3V 33UF C4205 ECEA1CKA100 ELECTROLYTIC 16V 10UF C4206 ECEA1CKA100 ELECTROLYTIC 16V 10UF C4207 ECEA1CKA100 ELECTROLYTIC 16V 10UF C4208 ECEA1CKA100 ELECTROLYTIC 16V 10UF C4209...
  • Page 80 Ref. No. Part No. Part Name & Description Remarks C6214 ECUV1H102KBN C CHIP 50V 1000PF C6216 ECUV1H103KBN C CHIP 50V 0.01UF C6217 ECUV1E104ZFN C CHIP 25V 0.1UF C6218 ECEA1CKA100 ELECTROLYTIC 16V 10UF C6221 ECEA0JKA220 ELECTROLYTIC 6.3V 22UF C6223 ECUV1H103KBN C CHIP 50V 0.01UF C6224 VCESAM0J331I ELECTROLYTIC 6.3V 330UF...
  • Page 81 PIN HEADERS Ref. No. Part No. Part Name & Description Remarks P3501 LSJWM9N050LL CONNECTOR CABLE W/PLUG,DC 9V P3502 LSEK0407 SHIELD PLATE UNIT P4001 VJSS0888 FE CONNECTOR 2P P4002 LSJWM6N130LL CONNECTOR CABLE W/PLUG,DC 9V P6201 LSJP0089 CONNECTOR 12P P6202 LSJWM8N045LL CONNECTOR CABLE W/PLUG,DC 9V SWITCHES Ref.
  • Page 82 Ref. No. Part No. Part Name & Description Remarks LSSZ0004 INFRARED RECEIVER UNIT LSSZ0001 LED DISPLAY PANEL LSJA0360 AC CORD W/PLUG,AC 125V LSJA0358 AC CORD W/PLUG,AC 125V LSJA0359 AC CORD W/PLUG,AC 125V LSJA0361 AC CORD W/PLUG,AC 125V ENG56717G1 TUNER,UHF/VHF NR E.S.D.
  • Page 83 Ref. No. Part No. Part Name & Description Remarks Q1001 2SC4533LP.KT TRANSISTOR SI NPN Q1001 2SC5130LF608 TRANSISTOR SI NPN Q1002 2SD1458 TRANSISTOR SI NPN Q1002 2SD2259 TRANSISTOR SI NPN Q1051 2SD2159(T) TRANSISTOR SI NPN Q1051 2SD1581(T) TRANSISTOR SI NPN Q1052 2SD601A(RS) TRANSISTOR SI NPN CHIP Q1052...
  • Page 84 Ref. No. Part No. Part Name & Description Remarks D1001 DB105G DIODE SI D1001 S1NB60-4101 DIODE SI D1002 ERA18-04 DIODE SI D1002 EG01 DIODE SI D1003 ERA18-04 DIODE SI D1003 EG01 DIODE SI D1005 ERA18-04 DIODE SI D1005 EG01 DIODE SI D1006 ERB32-01L3 DIODE SI...
  • Page 85 RESISTORS Ref. No. Part No. Part Name & Description Remarks R1001 VRESC2TK275 CARBON 1/2W 2.7M R1001 VRESC2TK275C CARBON 1/2W 2.7M R1001 VRESC2TK275T CARBON 1/2W 2.7M R1003 VRESE2TJ334 CARBON 1/2W 330K R1004 ERG2SJ333H METAL OXIDE 2W 33K R1005 ERG1SJ560P METAL OXIDE 1W 56 R1006 ERJ6GEYJ222V MGF CHIP 1/10W 2.2K R1007...
  • Page 86 Ref. No. Part No. Part Name & Description Remarks R3031 ERJ6GEYJ474V MGF CHIP 1/10W 470K R3033 ERJ6GEYJ392V MGF CHIP 1/10W 3.9K R3034 ERJ6GEYJ121V MGF CHIP 1/10W 120 R3035 ERJ6GEYJ103V MGF CHIP 1/10W 10K R3036 ERJ6GEYJ122V MGF CHIP 1/10W 1.2K R3041 ERJ6GEYJ750V MGF CHIP 1/10W 75 R3053 ERJ6GEYJ684V MGF CHIP 1/10W 680K...
  • Page 87 Ref. No. Part No. Part Name & Description Remarks R4455 ERJ6GEYJ152V MGF CHIP 1/10W 1.5K R6001 ERDS2TJ101 CARBON 1/4W 100 R6003 ERJ6GEYJ222V MGF CHIP 1/10W 2.2K R6006 ERJ6GEYJ103V MGF CHIP 1/10W 10K R6007 ERJ6GEYJ272V MGF CHIP 1/10W 2.7K R6010 ERJ6GEYJ182V MGF CHIP 1/10W 1.8K R6012 ERJ6GEYJ102V MGF CHIP 1/10W 1K R6016...
  • Page 88 Ref. No. Part No. Part Name & Description Remarks R6228 ERJ6GEYJ122V MGF CHIP 1/10W 1.2K R6231 ERJ6GEYJ225V MGF CHIP 1/10W 2.2M R6346 ERDS2TJ470 CARBON 1/4W 47 R6364 ERJ6GEYJ104V MGF CHIP 1/10W 100K R6365 ERJ6GEYJ104V MGF CHIP 1/10W 100K R6366 ERJ6GEYJ104V MGF CHIP 1/10W 100K R6367 ERJ6GEYJ104V MGF CHIP 1/10W 100K R6368...
  • Page 89 Ref. No. Part No. Part Name & Description Remarks C1001 ECKATS103MF CERAMIC 250V 0.01UF C1002 ECKATS332ME8 CERAMIC 250V 3300PF C1002 ECKDNB332ME8 CERAMIC 125V 3300PF C1002 ECKETS332ME8 CERAMIC 250V 3300PF C1002 VCKST3G332MX CERAMIC 250V 3300PF C1002 VCKSU3D332MX CERAMIC 125V 3300PF C1003 ECKATS332ME8 CERAMIC 250V 3300PF C1003 ECKDNB332ME8 CERAMIC 125V 3300PF...
  • Page 90 Ref. No. Part No. Part Name & Description Remarks C1027 ECKATS103MF CERAMIC 250V 0.01UF C1029 ECUV1H101JCN C CHIP 50V 100PF C1030 VCYSBRE183KX CERAMIC 25V 0.018UF C1032 ECEA0JKA221 ELECTROLYTIC 6.3V 220UF C1051 ECEA1HKAR47 ELECTROLYTIC 50V 0.47UF C1052 ECEA1CKA100 ELECTROLYTIC 16V 10UF C1058 ECEA0JEE101 ELECTROLYTIC 6.3V 100UF...
  • Page 91 Ref. No. Part No. Part Name & Description Remarks C3050 ECUV1E104ZFN C CHIP 25V 0.1UF C3051 ECEA0JKA101 ELECTROLYTIC 6.3V 100UF C3052 ECUV1H103ZFN C CHIP 50V 0.01UF C3053 ECEA1HKAR47 ELECTROLYTIC 50V 0.47UF C3054 ECEA1HKA2R2 ELECTROLYTIC 50V 2.2UF C3055 ECUV1H392KBN C CHIP 50V 3900PF C3056 ECEA1HKA010 ELECTROLYTIC 50V 1UF...
  • Page 92 Ref. No. Part No. Part Name & Description Remarks C3828 ECUV1H101JCN C CHIP 50V 100PF C3830 ECUV1E563KBN C CHIP 25V 0.056UF C4001 ECUV1C224ZFN C CHIP 16V 0.22UF C4002 ECEA1HKA010 ELECTROLYTIC 50V 1UF C4003 ECUV1H272KBN C CHIP 50V 2700PF C4004 ECUV1H103KBN C CHIP 50V 0.01UF C4005 ECEA0JKA220 ELECTROLYTIC 6.3V 22UF...
  • Page 93 Ref. No. Part No. Part Name & Description Remarks C4912 ECUV1E104KBN C CHIP 25V 0.1UF C4913 ECUV1H103KBN C CHIP 50V 0.01UF C4917 ECUV1E104KBN C CHIP 25V 0.1UF C4918 ECUV1E104KBN C CHIP 25V 0.1UF C4919 ECUV1E104KBN C CHIP 25V 0.1UF C4920 ECUV1E223KBN C CHIP 25V 0.022UF C6001 ECUV1E104ZFN C CHIP 25V 0.1UF...
  • Page 94 Ref. No. Part No. Part Name & Description Remarks L1001 ELF15N005A LINE FILTER 0.5A 18MH L1001 LSLQ0287 LINE FILTER 0.5A 18MH L1001 VLQS0166 LINE FILTER 0.5A 18MH L1001 VLQS0167 LINE FILTER 0.5A 18MH L1001 VLQS0170 LINE FILTER 0.6A 18MH L1002 VLQSAB7D220K COIL 22UH L1003 VLQSAB7D100K COIL 10UH...
  • Page 95 Ref. No. Part No. Part Name & Description Remarks SW6001 LSSH0002 LEAF SWITCH-SAFETY TAB SW6002 LSSS0012 MODE SELECT SWITCH SW6301 EVQ11A09K PUSH SWITCH SW6303 EVQ11A09K PUSH SWITCH SW6306 EVQ11A09K PUSH SWITCH SW6308 EVQ11A09K PUSH SWITCH SW6309 EVQ11A09K PUSH SWITCH SW6310 EVQ11A09K PUSH SWITCH SW6314 EVQ11A09K PUSH SWITCH...
  • Page 96 Ref. No. Part No. Part Name & Description Remarks LSSZ0004 INFRARED RECEIVER UNIT LSSZ0001 LED DISPLAY PANEL LSJA0360 AC CORD W/PLUG,AC 125V LSJA0358 AC CORD W/PLUG,AC 125V LSJA0359 AC CORD W/PLUG,AC 125V LSJA0361 AC CORD W/PLUG,AC 125V ENG56717G1 TUNER,UHF/VHF NR E.S.D.
  • Page 97 Ref. No. Part No. Part Name & Description Remarks C2504 ECUV1H103ZFN C CHIP 50V 0.01UF C2506 ECUV1H103ZFN C CHIP 50V 0.01UF C2507 ECUV1H103ZFN C CHIP 50V 0.01UF C2508 ECUV1E104KBN C CHIP 25V 0.1UF C2509 ECUV1E104KBN C CHIP 25V 0.1UF C2510 ECUV1E104KBN C CHIP 25V 0.1UF C2511 ECUV1E104ZFN C CHIP 25V 0.1UF...
  • Page 98 CAPSTAN STATOR C.B.A. VEMS0344 C2508 C2506 P2503 C2504 C2509 IC2501 C2520 C2505 C2523 Q2503 R2501 R2502 CAPSTAN IC2505 COIL C2524 CAPSTAN C2521 CAPSTAN COIL COIL Q2501 CAPSTAN CAPSTAN C2511 COIL COIL P2502 C2522 CAPSTAN COIL C2525 Q2502 VJBS2007 NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION.
  • Page 99 OPERATION C.B.A. VEPS8062A ( A,B ) P6303 P6302 JK7801 R6383 R6403 R6380 R6381 AUDIO VIDEO D6381 D6380 S-VHS ET S-VHS R6384 R7801 Q6401 IC6403 D7802 D7801 X6401 R6385 R6382 D6402 D6401 Q6380 Q6381 INFRARED INFRARED R6404 R6405 C6403 C6401 C6402 IC6402 IC6401 VJBS8062...
  • Page 100 1. Important safety notice 3. Parts enclosed in dashed lines marked "Z" are not used Components identified by the sign have special in any models included in this service manual. characteristics important for safety. When replacing any Example: of these components. Use only the specified parts. C3010 0.01 2.
  • Page 101 MAIN I (SYSTEM CONTROL/ SERVO) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART 2 PV-V4621 replacement note: OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, There are 2 types of Main C.B.A. (E10) for PV-V4621. REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK VEPS6073HA is used in early products and has been changed to VEPS6073HC on running change basis...
  • Page 102 MAIN II (SIGNAL PROCESS/AUDIO) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K REC VIDEO SIGNAL PB VIDEO SIGNAL REC AUDIO SIGNAL PB AUDIO SIGNAL CAPSTAN SERVO CYLINDER SERVO...
  • Page 103 IC3001 VIDEO/AUDIO SIGNAL PROCESS / HEAD AMP IC- DETAIL BLOCK DIAGRAM, MN13400A V-REG AT ENV S-VHS PHASE 8MHz TRAP COMPENSATOR CLIP PB:OFF MAIN MUTE S-VHS EMPHASIS TUNER DOUBLE ARTFICIAL PEAKING LIMITER MODULATOR BPF & LINE 1 SYNC MIX GAIN CTL AMP CLAMP 629KHz MAIN...
  • Page 104 MAIN III (OPERATION) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK U6301 LSSZ0001 (DISPLAY TUBE UNIT) U6301 LSSZ0002 (DISPLAY TUBE UNIT) PV-V4621 PV-V4621-K TIMER...
  • Page 105 MAIN IV (Hi-Fi) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used REC AUDIO SIGNAL PB AUDIO SIGNAL AUDIO MUTE(H) TO MAIN I SW+5V(VIDEO)
  • Page 106 MAIN V (POWER SUPPLY) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used IMPORTANT SAFETY NOTICE: CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, COMPONENTS IDENTIFIED BY THE SIGN HAVE REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE.
  • Page 107 MAIN VI (ADVANCE) SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used L3801 100U TO MAIN V SW+5V(VIDEO) VIDEO TO MAIN II...
  • Page 108 MAIN I (SYSTEM CONTROL/ SERVO) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used IC2601 AN3808K (CYLINDER MOTOR DRIVE) CYLINDER MOTOR MAIN COIL DRIVE REC VIDEO SIGNAL PB VIDEO SIGNAL...
  • Page 109 MAIN II (SIGNAL PROCESS/AUDIO) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K REC VIDEO SIGNAL PB VIDEO SIGNAL REC AUDIO SIGNAL PB AUDIO SIGNAL CAPSTAN SERVO CYLINDER SERVO...
  • Page 110 IC3001 VIDEO/AUDIO SIGNAL PROCESS / HEAD AMP IC-DETAIL BLOCK DIAGRAM, MN13400A V-REG AT ENV S-VHS PHASE 8MHz TRAP COMPENSATOR CLIP PB:OFF MAIN MUTE S-VHS EMPHASIS TUNER DOUBLE ARTFICIAL PEAKING LIMITER MODULATOR BPF & LINE 1 SYNC MIX GAIN CTL AMP CLAMP 629KHz MAIN...
  • Page 111 MAIN III (OPERATION) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 U6301 LSSZ0001 (DISPLAY TUBE UNIT) U6301 LSSZ0002 (DISPLAY TUBE UNIT) PV-V4621-K PV-V4661-K TIMER...
  • Page 112 MAIN IV (Hi-Fi) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used REC AUDIO SIGNAL PB AUDIO SIGNAL AUDIO MUTE(H) TO MAIN I SW+5V(VIDEO)
  • Page 113 MAIN V (POWER SUPPLY) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used IMPORTANT SAFETY NOTICE: CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, COMPONENTS IDENTIFIED BY THE SIGN HAVE REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE.
  • Page 114 MAIN VI (ADVANCE) SCHEMATIC DIAGRAM (B) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used L3801 100U TO MAIN V SW+5V(VIDEO) VIDEO TO MAIN II C3801...
  • Page 115 OPERATION SCHEMATIC DIAGRAM (A, C) NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used REC VIDEO SIGNAL REC AUDIO SIGNAL JK7801 VIDEO 2 AUDIO 2 IN (TO MAIN C.B.A.
  • Page 116 CAPSTAN STATOR SCHEMATIC DIAGRAM NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K NOTE: CAPSTAN SERVO Not Used WHEN INSTALLING THE IC2501(AN3845SC) OR CAPSTAN STATOR C.B.A., BE SURE TO APPLY SILICON GREASE(VFK1301).
  • Page 117 INTERCONNECTION SCHEMATIC DIAGRAM NOTE: COMPARISON CHART OF MODELS & MARKS FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MODEL MARK PV-V4621 PV-V4621-K PV-V4661-K Not Used CYLINDER UNIT MAIN C.B.A. CAPSTAN STATOR C.B.A. LOADING MOTOR P6202 P6201 P2502...
  • Page 118 VCR Plus+ and PlusCode are trademarks of Gemstar Development Corporation. The VCR Plus+ System is manufactured under license from Gemstar Development Corporation. As an NERGY TAR Partner, Panasonic has determined that this product or product model meets the NERGY TAR guidelines for energy efficiency.

  • Page 119: Important Safeguards And Precautions

    Important Safeguards and Precautions FOR YOUR SAFETY, READ AND RETAIN OUTDOOR ANTENNA INSTALLATION ALL SAFETY AND OPERATING 1 SAFE ANTENNA AND CABLE CONNECTION INSTRUCTIONS. HEED ALL WARNINGS If an outside antenna or cable system is connected to the IN THE MANUAL AND ON THE UNIT equipment, be sure the antenna or cable system is grounded so as to provide some protection against built up static charges INSTALLATION...
  • Page 120 Safety Precautions Warning: To prevent fire or shock hazard, do not expose this equipment to rain or moisture. CAUTION: To prevent electric shock, match wide blade of plug to wide slot, fully insert. CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE...

  • Page 121: Accessories

    Before Using Congratulations Prevent Accidental Tape Erasure on your purchase of one of the most Break off the tab to sophisticated and reliable products on the market today. Used properly, it will bring you years of prevent recording. enjoyment. Please fill in the information below. The serial number is on the tag located on the back of your VCR.

  • Page 122: Table Of Contents

    Table of Contents Important Safeguards and Precautions ......2,3 Accessories ................4 Loading the Batteries .............. 4 Prevent Accidental Tape Erasure .......... 4 Record/ Playback Time ............4 Location of Controls ............6,7 Initial Setup for ANT./ Cable-VCR-TV Connection ..... 8,9 Initial Setup for DSS/ Cable Box-VCR-TV Connection ..

  • Page 123: Location Of Controls

    Location of Controls Remote control Buttons EJECT DISPLAY TV mode POWER VCR mode DSS/CABLE mode VCR/TV INPUT PLAY FAST FORWARD/SEARCH SELECT UP PROGRAM/ VCR+ REWIND/SEARCH STOP SELECT DOWN ACTION ADD/DELETE NUMBER KEYS TAPE POSITION COUNTER RESET SEARCH/ ENTER/ PAUSE/ SLOW MOVIE ADVANCE COMMERCIAL ADVANCE/ SPEED...
  • Page 124 Multi Function Display Timer Indicator Lights when the VCR is set for a Timer Recording, or when One Touch Recording (OTR) Power Indicator is used. Flashes when Timer Recording is set, Lights when power but a tape has not been inserted into the VCR is on.

  • Page 125: Initial Setup For Ant./ Cable-Vcr-Tv Connection

    Initial Setup for ANT./ Cable - VCR - TV Connection How to Connect Connect the Cable from Antenna/Cable to the IN FROM ANT. terminal on VCR. Connect the OUT TO TV terminal on the rear of VCR to the ANT. IN terminal on TV using the RF Cable (included accessory).
  • Page 126 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Press CH Key to start Channel/Clock Auto Set operation. Settings are POWER performed automatically. If the setup is completed, the following screen is displayed.

  • Page 127: Initial Setup For Dss/ Cable Box-Vcr-Tv Connection

    Initial Setup for DSS/ Cable Box-VCR-TV Connection How to Connect Connect the OUT Jack on your cable box to the IN FROM ANT. terminal on the VCR with the RF Cable. Connect the OUT TO TV terminal on the rear of VCR to the ANT. IN terminal on TV using the RF Cable (included accessory).
  • Page 128 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Confirm the output channel of your cable box or DSS receiver. Press Keys to select the same channel as the cable box or DSS receiver output channel.

  • Page 129: Reset Language, Channels, Clock, Vcr's Output Channel

    Reset Language, Channels, Clock, C / A CLOCK Press ACTION* REPEAT PLAY :OFF T I ME STAMP to display menu. REMOTE WARNING AUTO SHUT- OFF IDIOMA/LANGUE : ENGLISH VCR’ S OUTPUT CH SELECT : EXIT : ACT I ON Language Channels Clock 1) Press...
  • Page 130 VCR’s Output Channel *Important: If a remote control button does not POWER work when pressed, press the VCR button on the remote and try the SELECT/ button again. :PLAY :STOP :REW Time Zone Adjust VCR’s Output NUMBER Channel keys (Only when Auto Clock is set.) 1) Press to select 1) Press...

  • Page 131: Playback A Tape

    Playback a Tape Ready Check List All connections are made (pg. 8, 10, 22). TV and VCR are plugged in. TV is on and tuned to CH3, 4, or VIDEO. Remote is in VCR mode. (Press VCR) Insert a tape, EJECT •...

  • Page 132: Record On A Tape

    *Important: If a remote control button does not work Record on a Tape when pressed, press the VCR button on the remote and try the button again. Ready Check List All connections are made (pg. 8, 10, 22). TV and VCR are plugged in. TV is on and tuned to CH3, 4, or VIDEO.

  • Page 133: Timer Recording

    Timer Recording Ready Check List POWER All connections are made (pg. 8, 10, 22). TV and VCR plugged in and turned on. VCR/TV selector set to “VCR.” SELECT/ Clock set correctly. Tape has rec. tab (pg. 4). :PLAY Remote is in VCR mode. (Press VCR) :STOP :REW Press PROG/VCR+ button*...
  • Page 134 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Review, Replace or Clear Program Contents: (Recording is not in progress) To cancel a Timer Recording in progress... 1) Press VCR Plus+ PROG.

  • Page 135: Timer Recording Using Vcr Plus+ System

    Timer Recording Using VCR Plus+ System VCR Plus+ System is ... a feature that allows you to set most items of a timer recording by simply entering a special code number (PlusCode programming number) found in TV GUIDE and selected newspaper TV listings.
  • Page 136 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. VCR Plus+ System Programming POWER Ready Check List SELECT/ Clock is set. VCR Plus+ Setup is complete (see page 18). :PLAY :STOP Press PROG/VCR+ button...

  • Page 137: Multi-Brand Control Feature

    Multi-Brand Control Feature Multi-Brand Control Setup The Remote Control can be set to control some TV and Cable box/DSS functions. POWER Find your TV and Cable Box/DSS Receiver Brand Code Number on the following page. DSS/ CABLE Setup for TV control, -->hold down TV button, -->enter code with number keys.
  • Page 138 Videoway ........... 07, 23, 50, 129 Oak Sigma ..........46, 11, 129 Vid Tech ..............64 Panasonic .......... 16, 17, 97, 109 Vidtek ..............64 Philips ..... 07, 13, 20, 23, 24, 50, 128, 129 Viewstar ....13, 22, 58, 62, 20, 40, 26, 107 Pioneer ............

  • Page 139: Advanced Connections (Cable/Dss)

    Advanced Connections Audio/Video connection If your TV has AUDIO IN and VIDEO IN terminals, you can connect your VCR to them to receive higher quality picture and sound. IN FROM ANT. AUDIO OUT AUDIO IN VHF/UHF OUT TO TV VIDEO OUT VIDEO IN Connect the VIDEO OUT terminal on the VCR to the VIDEO IN terminal of your TV.

  • Page 140: Mts Broadcast/ Vhs Hi-Fi Stereo System

    MTS Broadcast/ VHS Hi-Fi Stereo System Connection Make the Audio/Video Connection as shown on Stereo Amplifier the previous page. AUDIO OUT • You can use a TV connected to a Stereo amplifier VHF/UHF AUDIO IN and speakers instead of a Stereo TV. OUT TO TV Receivable Broadcast Types The following are possible audio broadcast types and on-screen displays.

  • Page 141: Tape Operation (Commercial Advance And Movie Advance)

    Tape Operation Ready Check List detects and marks the beginning and All connections are made. end points of commercials on your tape for recordings over 15 minutes in length. When marked tape One time Setup completed. is played back, the VCR automatically advances through the VCR is plugged in.
  • Page 142 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Playback When playing back recording which have been PLAY marked using feature, you can either set VCR to automatically advance through marked commercial blocks, or set it so that POWER CHANNEL...
  • Page 143 Tape Operation (continued) The most commonly asked questions about are answered below. Question Answer The VCR advances through a 3-minute commercial How fast does the VCR advance through block in about 8 to 12 seconds if the tape speed is commercials? SLP.
  • Page 144 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Ready Check List All connections are made. helps you locate certain parts of prerecorded movies (rented or purchased). One time Setup completed.
  • Page 145 Tape Operation (continued) Search System For each recording, an invisible index mark is placed on the tape. A program index and information are also included for timer recordings. These marks are used to access or scan recordings. Index Search Program End Search Locates end point of recording for Press SEARCH/ SEARCH...
  • Page 146 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Zero Search DISPLAY To quickly return to a specified tape location. Press DISPLAY during play to display Counter. SELECT/ PLAY :PLAY...

  • Page 147: Special Vcr Features

    Special VCR Features Channel Caption When set, station name, e.g. ABC, CBS, and channel number appear on-screen. Set up to 24 preset captions, and/or 10 manually created captions. You need a list of stations and the channel numbers you receive them on. Preset Caption C / A CLOCK...
  • Page 148 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Manual Caption Do “Preset Caption” steps 1~3 on page 30. Press VCR C / A CLOCK CHANNEL PRESET CAPTION to select CHANNEL MANUAL CAPTION...
  • Page 149 Special VCR Features (continued) Ready Check List Time Stamp Feature Clock is set to correct time. The VCR writes program data (see example below) Record tab in place. (See page 4.) about the first 10 seconds of every recording. The information is then displayed the first 10 seconds of playback.
  • Page 150 *Important: If a remote control button does not work when pressed, press the VCR button on the remote and try the button again. Tape Position and Tape Status Feature Weak Signal Display ON/OFF Feature To find out the present tape position. When “ON,”...

  • Page 151: Copying Your Tapes (Dubbing)

    Copying Your Tapes (Dubbing) Connection (HiFi) IN FROM ANT. (HiFi) OUT TO TV VIDEO IN 2 L-AUDIO IN2-R Front of VCR AUDIO OUT (Video In Terminal on the AUDIO IN front of VCR is available) VIDEO OUT VIDEO IN VHF/UHF Connect VIDEO OUT terminal on Playing VCR to VIDEO IN terminal on Recording VCR.

  • Page 152: Vcr & Cassette Information

    VCR & Cassette Information Head Cleaning Specifications Playing older or damaged tapes may Power Source: 120 V AC, 60 Hz eventually cause video heads to Power Consumption: Power On:Approx. 23 watts Power Off:Approx. 3.0 watts become clogged. Video Signal: EIA Standard NTSC colour Video Head Clog Sensor Video Recording System: 4 rotary heads helical scanning system...

  • Page 153: On-Screen Displays (Osd)

    On-Screen Displays (OSD) Blank Tape/ No Video Function & Channel Display Signal Indication When a function Whenever a blank section of a tape button is pressed, e.g. comes up in Play mode, or when the PLAY, or you change selected channel has no broadcast channels, a 4 second signal with the Weak Signal Display display appears first...

  • Page 154: Before Requesting Service

    Before Requesting Service Check the following points if you are having trouble with your VCR. Correction Power • Completely insert Power Plug into an AC outlet. No power… • Set POWER button to on. • Make sure power source is active. Correction Recording &...

  • Page 155: Warranty

    5770 Ambler Drive, Mississauga, Ontario L4W 2T3 PANASONIC PRODUCT – LIMITED WARRANTY Panasonic Canada Inc. warrants this product to be free from defects in material and workmanship and agrees to remedy any such defect for a period as stated below from the date of original purchase.

  • Page 156: Servicentre List

    For product repairs, please contact one of the following: • Your Dealer who will inform you of an authorized Servicentre nearest you. • Our Customer Care Centre at (905) 624-5505 or www.panasonic.ca • A Panasonic Factory Servicentre listed below: Richmond, British Columbia...

  • Page 157: Index

    Montréal: 3075 Louis A. Amos, Lachine, Québec H8T 1C4 (514) 633-8684 Toronto: 5770 Ambler Drive, Mississauga, Ontario L4W 2T3 (905) 238-2181 Calgary: 6835 8th Street N.E., Calgary, Alberta T2E 7H7 (403) 295-3922 Panasonic Canada Inc. Vancouver: 13131 Bathgate Place, Richmond, BC V6V 1Z3 (604) 278-4211 5770 Ambler Drive,...
  • Page 158 NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MAIN C.B.A. (POWER SUPPLY/VIDEO/AUDIO SECTION) COMPARISON CHART MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE STOP MODE...
  • Page 159 NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. MAIN C.B.A. (SYSTEM CONTROL/SERVO SECTION) CAPSTAN STATOR C.B.A. COMPARISON CHART MODE PLAY MODE PLAY MODE PLAY MODE PLAY MODE PLAY MODE PLAY MODE PLAY MODE PLAY MODE PLAY...
  • Page 160 NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. +1.000Vp-p +240mVp-p +40mVp-p +0.24Vp-p +240mVp-p PIN 100 OF IC3001 PIN 92 OF IC3001 PIN 69 OF IC3001 PIN 31 OF IC3001 CH1 TP3002 CH2 TP6205 0.5V 20µs1 0.1V...
  • Page 161 NOTE: FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, REFER TO BEGINNING OF SCHEMATIC SECTION. +0.23Vp-p +2.500VDC +5.00Vp-p +4.0Vp-p +90Vp-p +0.44Vp-p CH1 PIN 2 OF P3501 REC SLP TP6209 REC/PB TP6205 REC/PB PIN 7 OF T1001 POWER ON PIN 53 OF IC4201 REC/PB TP6206 CH2 TP6205...
  • Page 162 POWER SUPPLY BLOCK DIAGRAM MAIN C.B.A. Q1080 TP1080 TP1081 D1082 +22V UNSW+22V REGULATOR (FROM IC6001(84)) SW+22V ON (H) Q1081 Q1082 D1086 +14V REGULATOR (FROM IC6001(86)) L1001 T1001 Q1083 SW+14V ON (H) F1001 D1001 C1011 AC CORD 125V/1.6A D1005 TP1002 LINE FULL-WAVE SMOOTHING RECTIFIER...
  • Page 163 VIDEO SIGNAL PATH BLOCK DIAGRAM REC VIDEO SIGNAL PB VIDEO SIGNAL MAIN C.B.A. J6003 (FROM IC6001(23)) HEAD SW PULSE NOT USED (WITH 2 HEAD) UHF/VHF TUNER/TV DEMODULATOR UNIT (FROM IC6001(98)) ROTARY SW (WITH 4 HEAD) VIDEO VIDEO (TO IC6001(78)) ENVELOPE VOLTAGE IC3101 CCD 1H DELAY CYLINDER UNIT...
  • Page 164 AUDIO SIGNAL PATH BLOCK DIAGRAM REC AUDIO SIGNAL PB AUDIO SIGNAL MAIN C.B.A. UHF/VHF TUNER/TV DEMODULATOR UNIT AUDIO AUDIO Q4001 (WITHOUT Hi-Fi AUDIO) Q4002 C4018 R4018 NOT USED Q4003 IC3001 (AUDIO SIGNAL PROCESS) AUDIO CONTROL HEAD UNIT (WITHOUT AGC DET REC-OFF TUNER FRONT A/V JACK)
  • Page 165 Hi-Fi AUDIO SIGNAL PATH BLOCK DIAGRAM REC AUDIO SIGNAL PB AUDIO SIGNAL MAIN C.B.A. UHF/VHF TUNER/TV DEMODULATOR UNIT (TO IC6001(82)) MTS MODE (FROM IC6001(26)) R4227 (TO IC6001(60)) AUDIO 3.58MHz AUDIO DEFEAT(H) (TO IC6001(29)) Hi-Fi PB(H) C4921 IC4201 (Hi-Fi AUDIO SIGNAL PROCESS) FL4901 MTS/SAP 4.5MHz...
  • Page 166 SYSTEM CONTROL BLOCK DIAGRAM CAPSTAN STATOR C.B.A. MAIN C.B.A. IC2501 (LOADING MOTOR DRIVE) IC6001 (SYSTEM CONTROL MICROCONTROLLER) LOADING MOTOR SW6002 (MODE SELECT SWITCH) P2502 P6201 FORWARD(H) PIN NO. OF IC6001 LOADING MOTOR P2502 P6201 TP6019 LOADING MODE (97) (96) (95) REVERSE(H) MOTOR MODE SW POSITION C...
  • Page 167 SERVO BLOCK DIAGRAM AUDIO CONTROL HEAD UNIT MAIN C.B.A. TP6206 IC6001 (SERVO MICROCONTROLLER) TP6003 P4092 P4002 (FROM IC3001(20)) CONTROL REC CTL ENVELOPE ENVELOPE HEAD P4092 P4002 DETECTOR VOLTAGE PB-ON NEGATIVE PB CTL SLICER V-LOCK CAPSTAN STATOR C.B.A. 1/2 Vcc (TO IC3001(93)) PULSE V-LOCK PULSE GENERATOR...
  • Page 168 OPERATION BLOCK DIAGRAM MAIN C.B.A. IC6001 IC6301 (SYSTEM CONTROL MICROCONTROLLER ) (INDICATOR PANEL CONTROL) PV-V4621, PV-V4661-K PV-V4621-K SCAN 1 SCAN 2 SCAN 1 SCAN 2 DIGIT 1 Q6301 PIN 93 PIN 94 PIN 93 PIN 94 DATA 8 DATA 8 STOP KEY DATA 8 PIN40...
  • Page 169 ADVANCE BLOCK DIAGRAM MAIN C.B.A. IC3801 (SYNC DETECTOR) (FROM IC6001(99)) ENV-MASK GENERATOR HEAD AMP SW TP3805 ENV- MASK TP3803 V-MASK V/H SYNC V- SYNC V-MASK V-MASK (TO IC6001(2)) WIDTH E/V MASK (H) SEPARATION SEPARATION DELAY CONTROL H-MASK H-MASK H-MASK WIDTH DELAY CONTROL TP3802...
  • Page 170 MAIN C.B.A. VEPS6073HA/VEPS6073HC (A) / VEPS6073HB (C) 2 PV-V4621 replacement note: CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, NOTE: There are 2 types of Main C.B.A. (E10) for PV-V4621. REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE. CIRCUIT BOARD LAYOUT SHOWS COMPONENTS INSTALLED FOR VARIOUS MODELS. VEPS6073HA is used in early products and has been changed to VEPS6073HC on running change basis ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES FOR PROPER PARTS CONTENT FOR THE MODEL YOU ARE SERVICING,...
  • Page 171 MAIN C.B.A. VEPS6071HB (B) CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, IMPORTANT SAFETY NOTICE: NOTE: NOTE: REPLACE ONLY WITH THE SAME TYPE 1.6A 125V FUSE. COMPONENTS IDENTIFIED BY THE SIGN HAVE CIRCUIT BOARD LAYOUT SHOWS COMPONENTS INSTALLED FOR VARIOUS MODELS. FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.

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Omnivision pv-v4621-kOmnivision pv-v4661-k

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