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TOP COVER
1 DIFFERENCES BETWEEN PV-7664 AND PV-7662
2 DIFFERENCES BETWEEN PV-7664-K AND PV-7662
3 EXPLODED VIEW
4 REPLACEMENT PARTS LISTS
5 COMMERCIAL ADVANCE OPERATION GUIDE
6 DISASSEMBLY / ASSEMBLY PROCEDURES
7 ADJUSTMENT PROCEDURES
8 SCHEMATIC DIAGRAMS
1 MAIN I ( POWER SUPPLY/ SYSTEM CONTROL/ SERVO)/JUNCTION SCHEMATIC
DIAGRAMS
2 MAIN II (SIGNAL PROCESS/ AUDIO) SCHEMATIC DIAGRAM
3 MAIN III ( POWER SUPPLY) SCHEMATIC DIAGRAM
4 MAIN IV (HI-FI AUDIO ) SCHEMATIC DIAGRAM
5 MAIN V ( TIMER) SCHEMATIC DIAGRAM
6 ADVANCE SCHEMATIC DIAGRAM
7 OPERATION SCHEMATIC DIAGRAM
8 INTERCONNECTION SCHEMATIC DIAGRAM
9 CIRCUIT BOARD LAYOUT
1 MAIN ( POWER SUPPLY/ SIGNAL PROCESS/ AUDIO/HI-FI/SYSTEM CONTROL/ SERVO/
TIMER)C.B.A.
2 ADVANCE C.B.A.
3 OPERATION C.B.A.
10 BLOCK DIAGRAMS
1 ADVANCE BLOCK DIAGRAM
2 SYSTEM CONTROL BLOCK DIAGRAM
3 OPERATION BLOCK DIAGRAM
http://tsndb.css.panasonic.co.jp/~hpsys/FILE/MKES/Technical_Literature/Service_Manual/704315.htm (1 of 2) [12/4/2002 10:01:26 AM]

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Summary of Contents for Panasonic Omnivision VHS PV-7664

  • Page 1 1 MAIN ( POWER SUPPLY/ SIGNAL PROCESS/ AUDIO/HI-FI/SYSTEM CONTROL/ SERVO/ TIMER)C.B.A. 2 ADVANCE C.B.A. 3 OPERATION C.B.A. 10 BLOCK DIAGRAMS 1 ADVANCE BLOCK DIAGRAM 2 SYSTEM CONTROL BLOCK DIAGRAM 3 OPERATION BLOCK DIAGRAM http://tsndb.css.panasonic.co.jp/~hpsys/FILE/MKES/Technical_Literature/Service_Manual/704315.htm (1 of 2) [12/4/2002 10:01:26 AM]...
  • Page 2 4 TROUBLESHOOTING HINTS BACK COVER The files are in Adobe Acrobat Format To view them you will need http://tsndb.css.panasonic.co.jp/~hpsys/FILE/MKES/Technical_Literature/Service_Manual/704315.htm (2 of 2) [12/4/2002 10:01:26 AM]...
  • Page 3 ORDER NO. MKS9704M315 Video Cassette Recorder PV-7664 PV-7664-K Please use this manual together with the Service Manual for Order No. MKS9702M305 Model No. PV-7662. SPECIFICATIONS ITEM SPECIFICATION ITEM SPECIFICATION Source: 120V AC ± 10%, 60 Hz ± 0.5% CH 3/CH 4 switchable 72 dBµ (open voltage) 75Ω unbalanced RF Out Power Consumption: Approx.
  • Page 4: Table Of Contents

    ! WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians.
  • Page 5: Differences Between Pv-7664 And Pv-7662

    DIFFERENCES BETWEEN PV-7664 and PV-7662 Model PV-7664 is similar to model PV-7662. Use this Service Manual MKS9704M315 when servicing this model. COMPARISON CHART BETWEEN PV-7664 & PV-7662 MECHANICAL REPLACEMENT PARTS LIST Page Ref. Section Pcs/ PV-7662 PV-7664 Part No. Part No. Part Name VYPS6730 VYPS6806...
  • Page 6: Exploded View

    EXPLODED VIEW IMPORTANT SAFETY NOTICE COMPONENTS IDENTIFIED BY THE SIGN HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY. CHASSIS FRAME AND WHEN REPLACING ANY OF THESE COMPONENTS, USE ONLY THE SPECIFIED PARTS. CASING PARTS SECTION not supplied not supplied *5: Since the UHF/VHF TUNER/TV DEMODULATOR UNIT has already been pre-adjusted at the factory, do not try to adjust the UHF/VHF TUNER/TV DEMODULATOR UNIT. The UHF/VHF TUNER/TV DEMODULATOR UNIT replacement part is available as a complete assembly unit only.
  • Page 7: Replacement Parts List Before Replacing Parts, Read The Following

    REPLACEMENT PARTS LIST BEFORE REPLACING PARTS, ELECTRICAL REPLACEMENT Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks READ THE FOLLOWING: PARTS LIST (E1, E2, E4) 1. Use only original replacement parts: To maintain original function and reliability of repaired Ref.
  • Page 8 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks aQOMN=======j^NSR oQMNR=======bogSdbvgOOOs====jdc=`efm============NLNMt=OKOh aSMMN=======sbhpRRON========pbkplo=iba=rkfq oQMNT=======bogSdbvgRSNs====jdc=`efm============NLNMt==RSM aSOMN=======j^NSR oQMNV=======s`vp^oeNMOh_====`bo^jf`=============RMs==NMMMm aSOMO=======j^NSR oQMOU=======bogSdbvgOOOs====jdc=`efm============NLNMt=OKOh aSOMP=======j^NSR oQNMN=======bogSdbvgOOQs====jdc=`efm============NLNMt=OOMh aSOMQ=======j^NSR oQNMO=======bogSdbvdPPPs====jdc=`efm===HJOB=====NLNMt==PPh aTMMO=======j^QPMMJq^=======wbkbo======================PMs oQNMP=======bogSdbvgNRPs====jdc=`efm============NLNMt==NRh aTRMN=======j^NSR oQOMN=======bogSdbvgQTOs====jdc=`efm============NLNMt=QKTh aTRMO=======j^NSR oQOMO=======bogSdbvgQTOs====jdc=`efm============NLNMt=QKTh aTRMR=======j^NSR oQOMP=======bogSdbvgRNNs====jdc=`efm============NLNMt==RNM oQOMQ=======bogSdbvgRNNs====jdc=`efm============NLNMt==RNM oQOMR=======bogSdbvdPPPs====jdc=`efm===HJOB=====NLNMt==PPh RESISTORS oQOMS=======bogSdbvdPPPs====jdc=`efm===HJOB=====NLNMt==PPh oNMMN=======sobp`OqhOTRq===============HJNMB====NLOt==OKTj=! oQOMT=======bogSdbvdNRPs====jdc=`efm===HJOB=====NLNMt==NRh oNMMP=======sobpbOqgPPQ=========================NLOt==PPMh oQOMU=======bogSdbvdNRPs====jdc=`efm===HJOB=====NLNMt==NRh oNMMQ=======bodOpgtPPPb=====jbq^i=lufab=========Ot=====PPh...
  • Page 9 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks oSMTP=======bogSdbvgQTPs====jdc=`efm============NLNMt==QTh CAPACITORS oSMTQ=======boapOqgOTO================================OKTh oSMTR=======bogSdbvgOOPs====jdc=`efm============NLNMt==OOh `NMMN=======b`hkopNMPwsa====`bo^jf`====HUMBJOMB=NORs==MKMN=! oSMTT=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh ============lo=b`hoopNMPwsa=`bo^jf`====HUMBJOMB=NORs==MKMN=! oSMUR=======bogSdbvgOOPs====jdc=`efm============NLNMt==OOh ============lo=s`hpqndNMPwv=`bo^jf`====HUMBJOMB=NORs==MKMN=! oSMUS=======bogSdbvgOOPs====jdc=`efm============NLNMt==OOh ============lo=s`hprnaNMPjv=`bo^jf`====HJOMB====NORs==MKMN=! oSMUT=======bogSdbvgOOPs====jdc=`efm============NLNMt==OOh `NMMO=======b`hkk_PPOjbU====`bo^jf`====HJOMB====NORs=PPMMm=! oSMUU=======bogSdbvgNMOs====jdc=`efm============NLNMt===Nh ============lo=b`hoopPPOjbU=`bo^jf`====HJOMB====NORs=PPMMm=! oSMVP=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh ============lo=s`hpqndPPOju=`bo^jf`====HJOMB====NORs=PPMMm=! oSMVT=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh ============lo=s`hprnaPPOju=`bo^jf`====HJOMB====NORs=PPMMm=! oSMVU=======bogSdbvgNMOs====jdc=`efm============NLNMt===Nh `NMMP=======b`hkk_PPOjbU====`bo^jf`====HJOMB====NORs=PPMMm=! oSNMO=======bogSdbvgNMOs====jdc=`efm============NLNMt===Nh ============lo=b`hok_PPOjbU=`bo^jf`====HJOMB====NORs=PPMMm=! oSOMN=======bsjcSp^MM_NR====s^of^_ib==================NMMh ============lo=s`hpqndPPOju=`bo^jf`====HJOMB====NORs=PPMMm=! oSOMO=======bogSdbvgNMQs====jdc=`efm============NLNMt=NMMh ============lo=s`hprnaPPOju=`bo^jf`====HJOMB====NORs=PPMMm=! oSOMP=======bogSdbvgPPPs====jdc=`efm============NLNMt==PPh `NMMQ=======b`b^OarNONv_====bib`qolivqf`========OMMs===NOM=!
  • Page 10 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks `PMRO=======b`rsNeNMPwck====`=`efm=====HUMBJOMB=RMs===MKMN `QOOM=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PMRP=======b`b^Neh^oQT=====bib`qolivqf`========RMs===MKQT `QOON=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PMRQ=======b`b^Neh^OoO=====bib`qolivqf`========RMs====OKO `QOOO=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PMRR=======b`rsNePVOh_k====`=`efm==============RMs==PVMMm `QOPR=======b`b^Mgh^NMN=====bib`qolivqf`========SKPs===NMM `PMRS=======b`b^Neh^MNM=====bib`qolivqf`========RMs======N `QOPS=======b`b^Mgh^QTM=====bib`qolivqf`========SKPs====QT `PMRT=======b`rsNbNMQwck====`=`efm=====HUMBJOMB=ORs====MKN `QOPT=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PMRU=======b`b^Mgh^OON=====bib`qolivqf`========SKPs===OOM `QOPU=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PMSO=======b`rsNbNMQwck====`=`efm=====HUMBJOMB=ORs====MKN `QOPV=======b`b^Neh^MNM=====bib`qolivqf`========RMs======N `PNMN=======b`b^Neh^MNM=====bib`qolivqf`========RMs======N `QOQM=======b`rsN`OOQwck====`=`efm=====HUMBJOMB=NSs===MKOO `PNMO=======b`rsNbNMQwck====`=`efm=====HUMBJOMB=ORs====MKN `QOQO=======b`rsNeNMPwck====`=`efm=====HUMBJOMB=RMs===MKMN `PNMQ=======b`rsNeNMPwck====`=`efm=====HUMBJOMB=RMs===MKMN `QOQQ=======bogSdbvMoMMs====jdc=`efm============NLNMt====M= `PNMR=======b`rsNeNMPwck====`=`efm=====HUMBJOMB=RMs===MKMN `QPRN=======b`b^Nbh^QoT=====bib`qolivqf`========ORs====QKT `PNMS=======b`rsNeNMPwck====`=`efm=====HUMBJOMB=RMs===MKMN `QPRO=======b`b^N`h^NMM=====bib`qolivqf`========NSs=====NM `PNMU=======b`rsNeNMOh_k====`=`efm==============RMs==NMMMm `QPRP=======b`b^Nbh^QoT=====bib`qolivqf`========ORs====QKT `PNMV=======b`b^Mgh^OON=====bib`qolivqf`========SKPs===OOM...
  • Page 11 (E2, E8, E21, E23, E26) Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks ADVANCE C.B.A. COILS iNMMN=======bicNRkMMR^_=====ifkb=cfiqbo=========MKR^===NUj=! ============lo=sinpMNSS=====ifkb=cfiqbo=========MKR^===NUj=! INTEGRATED CIRCUITS ============lo=sinpMNST=====ifkb=cfiqbo=========MKR^===NUj=! iNMMO=======sinp^_TaOOMh================================OO f`PUMN======^kPOVSp=========f`I=ifkb^o=pvk`=abqb`qlo iNMMP=======sinp^_TaNMMh================================NM f`PUMO======j`NQROU_cbi=====f`I=`jlp=pq^ka^oa=ildf`=jriqf=====bKpKaK iNMMS=======simpMMUP ============================sf_o^qlo iPMNQ=======sinpeMOoQTMh================================QT f`PUMP======^kNPVPp=========f`I=ifkb^o=`ljm^o^qlo iPMNS=======bibpkPPMh^==================================PP f`PURM======j`NQRPU_cbi=====f`I=`jlp=pq^ka^oa=ildf`=jriqf=====bKpKaK iPMNU=======bibpkQTMh^==================================QT ============================sf_o^qlo iPNMN=======bibpkNMNh^=================================NMM f`PURQ======j`TQe`TQ^ciN====f`I=`jlp=pq^ka^oa=ildf`=ar^i======bKpKaK iPOMN=======bibpkNMNh^=================================NMM ============================cifm=cilm...
  • Page 12 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks oPUQU=======bogSdbvdNRPs====jdc=`efm============NLNMt==NRh OPERATION C.B.A. oPUQV=======bogSdbvdNOPs====jdc=`efm===HJOB=====NLNMt==NOh oPURM=======bogSdbvdSUQs====jdc=`efm===HJOB=====NLNMt=SUMh oPURN=======bogSdbvdNRQs====jdc=`efm===HJOB=====NLNMt=NRMh INTEGRATED CIRCUITS oPURO=======bogSdbvdOOPs====jdc=`efm===HJOB=====NLNMt==OOh oPURP=======bogSdbvgOOQs====jdc=`efm============NLNMt=OOMh f`SPMN======qQT`ONRkcUPN====f`I=Q_fq=jf`ol`lkqoliibo==========bKpKaK oPUSS=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh ============================fkaf`^qlo=m^kbi oPUST=======bogSdbvgRSPs====jdc=`efm============NLNMt==RSh f`SQMN======aNTONTdqJRPU====f`I=Q_fq=jf`ol`lkqoliibo=`^qs=====bKpKaK oPUSU=======bogSdbvgRSPs====jdc=`efm============NLNMt==RSh f`SQMO======jkNPUMNJo=======f`I=ildf`=obpbq===================bKpKaK oPUSV=======bogSdbvgPVOs====jdc=`efm============NLNMt=PKVh oQUMO=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh TRANSISTORS oQUMP=======bogSdbvgNMPs====jdc=`efm============NLNMt==NMh oQUMQ=======bogSdbvgNMOs====jdc=`efm============NLNMt===Nh nSQMN=======OpaONVNqiO oQUMR=======bogSdbvgNRPs====jdc=`efm============NLNMt==NRh oQUMS=======bogSdbvgNMOs====jdc=`efm============NLNMt===Nh DIODES oQUMT=======bogSdbvgQTPs====jdc=`efm============NLNMt==QTh oQUMU=======bogSdbvgOOPs====jdc=`efm============NLNMt==OOh aSPMP=======j^NSR...
  • Page 13 (E27, E31, E34, E35, E37, E38, E60) Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SWITCHES ptSPMN======bsnONQMRo=======mrpe=ptfq`e ptSPMO======bsnONQMRo=======mrpe=ptfq`e ptSPMR======bsnONQMRo=======mrpe=ptfq`e ptSPMS======bsnONQMRo=======mrpe=ptfq`e ptSPMV======bsnONQMRo=======mrpe=ptfq`e ptSPNM======bsnONQMRo=======mrpe=ptfq`e ptSPNN======bsnONQMRo=======mrpe=ptfq`e ptSPNO======bsnONQMRo=======mrpe=ptfq`e MISCELLANEOUS amSPMN======spwpMNOR========afpmi^v=qr_b ghTUMN======sgepMTOV========colkq=^Ls=g^`h=pl`hbq bOT=========mk^QSNTjMMea====fkco^oba=ob`bfsbo=rkfq bPN=========sgopMMVN========`lkkb`qflk=mfb`b bPQ=========sjupMRUN========iba=pm^`bo bPR=========sdjpMSNN========iba=eliabo bPT=========sdjpMSNP========afpmi^v=qr_b=eliabo=Ji bPU=========sdjpMSNQ========afpmi^v=qr_b=eliabo=Jo bSM=========spppMNRS========perqqib=rkfq SUMMARY OF "E"...
  • Page 14: Commercial Advance Operation Guide

    COMMERCIAL ADVANCE OPERATION GUIDE Tape Operation Our Vacation COMMERCIAL ADVANCE™ Marking an Unmarked Tape COMMERCIAL ADVANCE™ detects and marks the beginning and end points of commercials on your tape for This feature allows you to turn your existing unmarked tapes into recordings over 15 minutes in length.
  • Page 15: Disassembly/Assembly Procedures Disassembly/Assembly Procedures Of Cabinet

    DISASSEMBLY/ASSEMBLY PROCEDURES Reassembly Notes DISASSEMBLY/ASSEMBLY PROCEDURES OF CABINET 1. Installation of Front Panel Ass'y CAUTION Front Panel Ass'y 1) When installing the Front Panel Ass'y, swing the Disassembly Procedure Cassette Door -Lid all the way open until the Cassette Door tab clears the Opener Lever. 1.
  • Page 16 Operation C.B.A. Disassembly Procedure 1. Release 3 Locking Tabs (G). Note: Work carefully so as not to break the Tabs. 2. Disconnect 2 Connectors P6301 and P6302 on the Operation C.B.A. Locking Tabs (G) Shuttle Unit P6301 Locking Tab (G) 4 Operation C.B.A.
  • Page 17: Adjustment Procedures Test Points And Control Location

    ADJUSTMENT PROCEDURES TEST POINTS AND CONTROL LOCATION Main C.B.A. VIDEO SIGNAL PG SHIFTER PROCESS TP3001 J6004 SECTION R6201 TP6205 UNLOADING J6005 TP6001 TP6003 TP3002 TP6009 PHASE SYSTEM CONTROL SECTION R3204 R3205 GAIN R7007 INPUT LEVEL U4901 4 pin (Component Side) Function of important Test Points on Main C.B.A.
  • Page 18 – MEMO – -16-...
  • Page 48 Printed in Japan -60-...

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