Panasonic Omnivision VHS PV-7664, Service Manual

Page 1: ...M 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 C...

Page 2: ...OTING HINTS BACK COVER The files are in Adobe Acrobat Format To view them you will need top 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: ...Hz 6 kHz SLP 100 Hz 5 kHz Hi Fi Stereo SP LP SLP 20 Hz 20 kHz Signal to Noise Ratio Normal Mono SP more than 42 dB LP SLP more than 40 dB Hi Fi Stereo SP LP SLP more than 60 dB Wow and Flutter Normal Mono SP Less than 0 2 WRMS LP Less than 0 3 WRMS SLP Less than 0 4 WRMS Hi Fi Stereo Less than 0 015 WRMS Weight and dimensions shown are approximate Specifications are subject to change without notic...

Page 4: ...nt Parts List 3 Electrical Replacement Parts List 3 EXPLODED VIEW 4 Chassis Frame and Casing Parts Section 4 REPLACEMENT PARTS LIST Before Replacing Parts Read the Following 5 Electrical Replacement Parts List 5 COMMERCIAL ADVANCE OPERATION GUIDE 12 DISASSEMBLY ASSEMBLY PROCEDURES Disassembly Assembly Procedures of Cabinet 13 ADJUSTMENT PROCEDURES Test Points and Control Location 15 SCHEMATIC DIAG...

Page 5: ... ADVANCE C B A 7 3 E4 1 VEPS8025B VEPS8029A OPERATION C B A Page Ref Section Pcs PV 7662 PV 7664 K No No No Set Part No Part No Part Name 7 2 32 1 1 0 VXLS1073 CLEANER ARM UNIT 7 2 33 1 1 0 VDPS0269 CLEANER ROLLER 7 2 71 4 1 VYPS6730 VYPS6806 FRONT PANEL ASS Y 105 4 0 1 VGTS0711 SHUTTLE DIAL 7 2 121 5 1 VPGS3820 VPGS3853 PACKING CASE PAPER 7 2 122 5 1 VQFS3323 VQFS3360 FAN BAG 7 2 123 5 1 VSQS1497...

Page 6: ...part is available as a complete assembly unit only E1 E8 75 E23 E26 E21 449 460 449 449 404 460 404 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 425 461 425 74 B 36 36 35 101 462 449 456 B A C C D D A 413 413 73 450 405 405 5 not supplied not supplied 458 76 E22 458 35...

Page 7: ...ameproof C B A Circuit Board Assembly P C B Printed Circuit Board E S D Electrostatically Sensitive Devices 5 SERVICE OF CHIP PARTS When servicing chip parts please use a soldering iron of less than 30 watts Refer to IC TRANSISTOR AND CHIP PART INFORMATION page 6 The parts with are 0 ohm resistor When replacing a wire can be substituted for a 0 ohm resistor 7 IC6301 IC6401 replacement note The man...

Page 8: ...QMNV s vp oeNMOh_ bo jf RMs NMMMm oQMOU bogSdbvgOOOs jdc efm NLNMt OKOh oQNMN bogSdbvgOOQs jdc efm NLNMt OOMh oQNMO bogSdbvdPPPs jdc efm HJOB NLNMt PPh oQNMP bogSdbvgNRPs jdc efm NLNMt NRh oQOMN bogSdbvgQTOs jdc efm NLNMt QKTh oQOMO bogSdbvgQTOs jdc efm NLNMt QKTh oQOMP bogSdbvgRNNs jdc efm NLNMt RNM oQOMQ bogSdbvgRNNs jdc efm NLNMt RNM oQOMR bogSdbvdPPPs jdc efm HJOB NLNMt PPh oQOMS bogSdbvdPPPs ...

Page 9: ...B NORs MKMN lo s hprnaNMPjv bo jf HJOMB NORs MKMN NMMO b hkk_PPOjbU bo jf HJOMB NORs PPMMm lo b hoopPPOjbU bo jf HJOMB NORs PPMMm lo s hpqndPPOju bo jf HJOMB NORs PPMMm lo s hprnaPPOju bo jf HJOMB NORs PPMMm NMMP b hkk_PPOjbU bo jf HJOMB NORs PPMMm lo b hok_PPOjbU bo jf HJOMB NORs PPMMm lo s hpqndPPOju bo jf HJOMB NORs PPMMm lo s hprnaPPOju bo jf HJOMB NORs PPMMm NMMQ b b OarNONv_ bib qolivqf OMMs...

Page 10: ...N QONO b rsNeNMPh_k efm RMs MKMN QONP b b Neh MNM bib qolivqf RMs N QONQ b b Neh MNM bib qolivqf RMs N QONR b b Neh MNM bib qolivqf RMs N QONS b b Neh MNM bib qolivqf RMs N QONT b b Neh MNM bib qolivqf RMs N QONU b b Neh MNM bib qolivqf RMs N QONV b b N h NMM bib qolivqf NSs NM QOOM b b N h NMM bib qolivqf NSs NM QOON b b N h NMM bib qolivqf NSs NM QOOO b b N h NMM bib qolivqf NSs NM QOPR b b Mgh ...

Page 11: ...aK sf_o qlo f PURQ j TQe TQ ciN f I jlp pq ka oa ildf ar i bKpKaK cifm cilm f QUMN ijUPPj f I ifkb o lm jm TRANSISTORS nPUMO OpaSMNEoIpF efm nPUMP Op_TMVEoIpF efm nPUMT OpaSMNEoIpF efm nPUMU OpaSMNEoIpF efm nPUMV OpaSMNEoIpF efm nPUNM rkOONO efm nPURS ukQSMN ljmiu jm pf kmkLmkm efm nPURT ukQSMN ljmiu jm pf kmkLmkm efm nPURU rkOONO efm nPUSM rkOONO efm nPUSN rkOONO efm nPUSO rkOONO efm nQUMN OpaSMN...

Page 12: ... MKMN PURN b rsNbNMQh_k efm ORs MKN PURO b rsNbNMQh_k efm ORs MKN PURR b b Mgh QTM bib qolivqf SKPs QT PURS b rsNeNMPwck efm HUMBJOMB RMs MKMN QUMN b rsNeRSNg k efm HJRB RMs RSMm QUMO b b N h NMM bib qolivqf NSs NM QUMP b b N h NMM bib qolivqf NSs NM QUMQ b b Neh MNM bib qolivqf RMs N QUMR b b Neh MNM bib qolivqf RMs N QUMU b rsNbNMQwck efm HUMBJOMB ORs MKN QUMV b rsNeNMPwck efm HUMBJOMB RMs MKMN ...

Page 13: ...upMRUN 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 ITEM NUMBERS REFER TO ELECTRICAL PARTS LIST FOR MODEL INFORMATION bN sbmpSMPOe j fk K_K K bO sbmpPMRQ as k b K_K K bQ sbmpUMOV lmbo qflk K_K K bU sbmpQMNT pm qf ifwbo K_K K bON sbnpMSMP qrkboIrecLsec ko bOP sgppMUVS crpb eliabo bOS s opMONP f I ev_...

Page 14: ...CORDED MARKING NOW PUSH 1 KEY LATER PUSH 2 KEY CANCEL PUSH MENU KEY NOW MARKING COMMERCIALS CANCEL PUSH STOP KEY START MARKING FROM CURRENT TAPE POSITION START PLAY KEY CANCEL STOP KEY SET UP COMMERCI AL ADV C A RECORD ON C A PLAYBACK AUTO MARK RK U UNMARKED RKED TAPE TAPE SET KEY SELECT KEY END MENU KEY SET KEY SELECT KEY END MENU KEY SET UP VCR REPEAT PLAY ON BEEPER ON SPAT I AL I ZER ON SET SET...

Page 15: ... 3 Front Panel Ass y Locking Tabs D Locking Tab E Shuttle Dial Locking Tabs F Reassembly Notes 1 Installation of Front Panel Ass y CAUTION 1 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 2 Make sure that all locking tabs are aligned properly Then press the Front Panel straight in Fig D4 2 2 Installation of Shu...

Page 16: ...ors P6301 and P6302 on the Operation C B A Fig D5 1 Note When removing the Shuttle Unit from the Operation C B A release 2 Locking Tabs K and disconnect Connector P6310 as shown below Fig D5 2 Reassembly Notes Installation of Shuttle Unit 1 Make sure the Locking Tabs K and pins are lined up install the Shuttle Unit to the Operation C B A Pin 1 1 5 Operation C B A Locking Tab K Locking Tab K Shuttl...

Page 17: ... inhibit sensors defeat Auto tracking function connect to 5V TP6009 5V Head SW Operation C B A Component Side POWER EJECT REC TIME TV VCR TP6001 TP6009 J6004 J6005 UNLOADING TP6003 TP6205 TP3002 TP3001 Component Side PG SHIFTER R6201 SYSTEM CONTROL SECTION VIDEO SIGNAL PROCESS SECTION Main C B A 12 1 U4901 4 4 pin R7007 R3204 R3205 INPUT LEVEL PLAY STOP CH DOWN CH UP CNR GAIN CNR PHASE TEST POINTS...

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Page 48: ... 60 Printed in Japan R ...