Panasonic NV-MV21GC Service Manual Download Page 84

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T1150-2 STOP
3.8Vp-p (2msec.div.)

T1150-4 STOP
560Vp-p (5usec.div.)

T1150-6 STOP
33Vp-p (5usec.div.)

T1150-11 STOP
100Vp-p (5usec.div.)

T1150-12 STOP
18Vp-p (5usec.div.)

T1150-13 STOP
40Vp-p (5usec.div.)

T1150-16 STOP
76Vp-p (5usec.div.)

Q1200-1 STOP
0.4Vp-p (5usec.div.)

IC2501-22,23,25 PLAY
7.0Vp-p (2msec.div.)

IC6001-13 STILL
5.0Vp-p (5msec.div.)

IC6001-18 REC
5.0Vp-p (10msec.div.)

IC6001-50 REC/PLAY
2.0Vp-p (20usec.div.)

IC6001-52 REC/PLAY
2.0Vp-p (20usec.div.)

IC6001-68,69 REC
5.0Vp-p (5msec.div.)

IC6001-70 REC
5.0Vp-p (5msec.div.)

IC6001-71 REC
5.0Vp-p (5usec.div.)

IC6001-72 REC
5.0Vp-p (5msec.div.)

IC6001-79,80 FF/REW
5.0Vp-p (1msec.div.)

IC6001-90 REC
5.0Vp-p (10msec.div.)

IC6001-94,95 REC
6.8Vp-p (10msec.div.)

IC6001-97 PLAY
0.8Vp-p (10msec.div.)

IC3001-98 REC
1.6Vp-p (0.5msec.div.)

IC3001-96 PLAY
5.0Vp-p (5msec.div.)

IC3001-90 REC
1.8Vp-p (5msec.div.)

IC3001-89 PLAY
1.5Vp-p (20µsec.div.)

IC3001-91 PLAY
1.5Vp-p (20µsec.div.)

IC3001-73 REC/PLAY
5.0Vp-p (5msec.div.)

IC3001-74 REC/PLAY
5.0Vp-p (5msec.div.)

IC3001-17 REC
1.2Vp-p (20µsec.div.)

IC3001-26 REC
0.5Vp-p (20µsec.div.)

IC3001-29 REC/PLAY
2.2Vp-p (20µsec.div.)

IC3001-80 REC/PLAY
0.5Vp-p (10msec.div.)

IC3001-49 PLAY
0.5Vp-p (20µsec.div.)

IC3001-6 REC/PLAY
1.2Vp-p (0.5msec.div.)

IC3001-45,46 PLAY
0.5Vp-p (20µsec.div.)

Summary of Contents for NV-MV21GC

Page 1: ...ORDER NO MAV0404004C8 Video Cassette Recorder NV MV21GN NV MV21GC NV MV21GCS NV MV21GCSX NV MV21EE NV MV21GCU NV MV21GH R4 MECHANISM SPECIFICATIONS 1 ...

Page 2: ... technical information which will allow service personnel to understand and service this model If the circuit is changed or modified this information will be followed by supplementary service manual to be filed with original service manual Note 1 Adjustment procedures Disassembly Procedures and Assembly Procedures for Mechanism Chassis are separate volume from this service manual 2 ...

Page 3: ...ase use a high temperature soldering iron In case of soldering iron with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 C When soldering or unsoldering please completely remove all of the solder on the pins or solder area and be sure to heat the soldering points with the Pb free solder until it melts enough 2 GENERAL ...

Page 4: ...NAVI data list is displayed on the Monitor Press the MENU button on the Remote Controller for cancellation Although stored NAVI data can be confirmed on the monitor there is no way to transfer the NAVI data to IC6001which is newly mounted 2 1 1 REPLACING PROCEDURE IC6001 1 PREPARATION Before replacing IC6001 1 Take note that stored TV broadcast channels Because its user may store TV broadcasts by ...

Page 5: ... data there is no need to set up the Model code which is necessary in the previous models STEP4 LINE IN SETTING ACTIVATE PLUG IN A T P 1 Press the Channel up and down keys simultaneously for more than 3 seconds under the condition of the no tape is in the unit 2 Confirm that A1 and A2 can be displayed on the FIP by pressing the CH UP and CH DOWN buttons NOTE If DIRECT REC on the OPTION setting scr...

Page 6: ...ion if necessary by referring to Option Setting on the Operating Instructions as shown in the following chart STEP5 TAPE INTERCHANGEABILITY ADJUSTMENT Refer to the Electrical Adjustment Procedures 2 2 CAUTION FOR AC MAINS LEAD NV MV21GC GH 2 3 HOW TO REPLACE THE LITHIUM BATTERY 2 3 1 GENERAL DESCRIPTION There is a RAM in the IC6001 which is backing up the following data by using the power source o...

Page 7: ...ee Fig B1 Fig B1 NOTE The lithium battery is a critical component Manufactured by Panasonic It must never be subjected to excessive heat or discharge It must therefore only be fitted in equipment designed specifically for its use Replacement batteries must be of the same type and manufacture They must be fitted in the same manner and location as the original battery with the correct polarity conta...

Page 8: ...ations from VHS minimum to UHF maximum and memorizes every tuned program position Other program positions are skipped Auto Tuning takes five or more minutes to complete its search Do not touch the VCR during Auto Tuning Auto Tuning will stop halfway if the VCR is operated or the aerial lead and or the mains lead are disconnected In case the VCR stopped during Auto Tuning the VCR has to be reset an...

Page 9: ...ppears for moment then changes to 2 C Turn off the VCR and then turn it on Auto Tuning commences 3 If you turn the VCR off during Auto Tuning Auto Tuning will stop halfway The VCR should be reset and restarted by the item 2 in order to execute Auto Tuning 4 If the VCR starts playback during Auto Tuning Auto Tuning will stop halfway The VCR should be reset and restarted by the item 2 in order to ex...

Page 10: ...ice Mode to 7 B Press STOP button in order to unload the mechanism Pay attention to tape slack Service Mode Indication 7 STOP 7 0L EJECT 2 Removal by manual operation by rotating the Loading Motor with the batteries A Disconnect the AC plug and remove the Top Panel and the Front Panel by referring to the Disassembly Procedures B Connect three batteries 1 5V spec to the Loading Motor in series for ...

Page 11: ...t before unloading would be completed as shown in Fig S3 Fig S3 D Then the tape becomes slack as shown in Fig S4 Fig S4 E Rotate the S Reel by a small minus screwdriver Fig S5 to remove the slack tape as shown in Fig S6 11 ...

Page 12: ... manual operations after uninstalling the mechanism refer to the DISASSEMBLY METHOD of item3 1 A Disconnect the AC plug and remove the Top Panel Front Panel and the Mechanism by referring to the Disassembly Procedures B Remove the Screw S1 and remove the Loading Motor both as shown in Fig S8 Fig S8 12 ...

Page 13: ... as shown in Fig S3 D Rotate the Capstan Motor clockwise Fig S9 to remove the slack tape as shown in Fig S6 Fig S9 E Rotate the Main Cam Gear counter clockwise again Fig S9 to remove the cassette tape as shown in Fig S7 F Set the Position Switch to EJECT POSITION certainly as shown in Fig S10 Fig S10 13 ...

Page 14: ... securing of RT gap is impossible out of factory please replace the cylinder by whole Cylinder Unit The Compatibility Adjustment should be performed after replacement ofthe DD Cylinder Unit 1 Remove the Mechanism Unit from Main C B A Chassis by referring to Disassembly Procedure 2 Remove a red Screw S2 and 2 gold Screws S3 to remove the Cylinder Unit shown in Fig S11 Fig S11 14 ...

Page 15: ...tainly after CYLINDER UNIT REPLACEMENT 2 4 5 ATTENTION FOR REPLACING THE CYLINDER UNIT CAUTION Handle the Cylinder Flexble Card with care When it damaged you should replace it with a new Cylinder Unit 1 Put the gloves on your hands 2 Turn the Cylinder Unit over 3 Insert the FPC HOLDER to the Cylinder Unit Fig S12 15 ...

Page 16: ...n removing the FPC HOLDER push stopper portion of the FPC HOLDER with a small minus screw driver and so on And then pay attention for not to scratch the Cylinder and not to break the Head Chip 2 FPC HOLDER is not reuseable If removed install a new one Fig S14 16 ...

Page 17: ...echanism Chassis Order No VRD0202010C8 2 6 INTRODUCTION OF VIDEO HEAD CLEANING CASSETTE POLISHING TYPE 1 We are pleased to introduce Panasonic Video Head Cleaning Cassette VFK0923FT for service purposes and VFK0923FSE for end users for all VHS S VHS VCP and VCR 2 These cleaning cassettes are exclusive removing the hard and sticky clogging on video heads 3 These improve the efficiency of video head...

Page 18: ...sette Full VHS Cassette Cleaning Time 10 Seconds Time Tape Length 20 m Usability in a Path 180 Times VFK0823FSE For end users Type of Cassette Full VHS Cassette Cleaning Time 10 Seconds Time Tape Length 3 34 m Usability in a Path 30 Times 18 ...

Page 19: ... 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 When reassembling perform the steps in the reverse order Fig D1 19 ...

Page 20: ...3 1 2 DETAIL OF DISASSEMBLY METHOD 1 REMOVAL OF THE TOP PANEL Remove 2 Screws A Remove 2 Screws B Fig D2 20 ...

Page 21: ...2 REMOVAL OF THE BACK PANEL Remove 2 Screws C Remove Screw D Unlock 4 Tabs E Fig D3 21 ...

Page 22: ...F THE FRONT PANEL UNIT Unlock 7 Tabs F Fig D4 4 REMOVAL OF THE MECHANISM UNIT Remove Screw G Remove 2 Screws H Remove Screw I Disconnect Cylinder Connector Disconnect A C Head Connector Disconnect P1531 Fig D5 22 ...

Page 23: ...5 REMOVAL OF THE MAIN C B A Remove 4 Screws J 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 D7 Fig D7 23 ...

Page 24: ...ig D8 3 2 MECHANICAL ADJUSTMENT PROCEDURES Refer to the Service Manual for R4 Mechanism Chassis Order No VRD0202010C8 3 3 ELECTRICAL ADJUSTMENT PROCEDURES This section provides complete adjustment procedures required for electric circuits of VCR 3 3 1 TEST EQUIPMENT To perform electrical adjustments following equipment is required 1 VHS Alignment Tape VFJ8125H3F 2 Monitor 3 3 2 SERVO SECTION 24 ...

Page 25: ...sert the alignment cassette tape VFJ8125H3F The PG Shifter Adjustment starts automatically 6 When the sequence of the automatic adjustment has been terminated the following action has been made SUCCEED The cassette tape is ejected ERROR The F20 F21 F22 or F23 is displayed Refer to next PG Shifter Adjustment Self Diagnosis Indication Table regarding the details of the indications 7 Exit from Servic...

Page 26: ...lling position of Heads to the cylinder is our of specification F23 NG4 in the PG Shifter Automatic Adjustment The servo is not locked to the cylinder for more than 10 sec NOTE After replacing the DD Cylinder the Tape Interchangeability adjustment X Value Adjustment P2 and P3 Posts Adjustment shown below should be performed after the PG Shifter Automatic Adjustment 3 3 3 CIRCUIT BOARD LAYOUT 4 ABB...

Page 27: ...POWER TRANSFORMER SECTION IN MAIN SCHEMATIC DIAGRAM 8 2 POWER SUPPLY RF SECTION IN MAIN SCHEMATIC DIAGRAM 8 3 TIMER SECTION IN MAIN SCHEMATIC DIAGRAM 8 4 SYSTEM CONTROL SERVO SECTION IN MAIN SCHEMATIC DIAGRAM 8 5 LUMINANCE CHROMINANCE AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM 9 CIRCUIT BOARD ASSEMBLIES 9 1 MAIN C B A 10 EXPLODED VIEWS 10 1 CHASSIS PARTS SECTION 27 ...

Page 28: ...10 2 CASING PARTS SECTION 28 ...

Page 29: ...10 3 PACKING PARTS SECTION 29 ...

Page 30: ...11 REPLACEMENT PARTS LIST 30 ...

Page 31: ...53 LED PRISM 17 VML3624 MAIN LEVER 18 VML3626 PINCH CHARGE ARM 19 VML3632 IDLER ARM 20 VMX3092 P4 CAP 21 VDB1431 TENSION ARM BOSH 22 VEM0797 LOADING MOTOR UNIT 23 VXA7105 SUPPLY SHAFT HOLDER UNIT 24 VXA7106 TAKE UP SHAFT HOLDER UNIT 25 L1AE00000036 AC HEAD UNIT 26 VXA7311 SECTOR GEAR UNIT 27 VXL3107 SUPPLY LOADING ARM UNIT 28 VXL3108 TAKE UP LOADING ARM UNIT 29 VXL3109 PINCH ARM UNIT 30 VXL3110 P5...

Page 32: ...W B6 XTV26 5FFJ SCREW B7 XTV26 5FFJ SCREW B8 XTV26 8FFJ SCREW B9 XTV26 8FFJ SCREW B10 VHD1066 SCREW B11 VHD1066 SCREW B12 VHD1185 SCREW B13 VHD1095 SCREW B14 VHD1117 SCREW B15 VHD1117 SCREW W1 VMX2208 WASHER W2 VMX2699 WASHER W3 VMX3196 WASHER W4 VMX3196 WASHER 11 2 CASING PARTS SECTION PARTS LIST Note All parts except parts mentioned PAVC SPC in the Remarks column are supplied from PAVCSG Parts m...

Page 33: ...070W200MM FLAT CARD CABLE 7P P2501 CYLINDER B101 XTW3 10TFC TOP PANEL SCREW B102 XTW3 10TFC TOP PANEL SCREW B103 XSB3 5FC SCREW RF B104 XTB3 10JFC SCREW BACK B105 XTB3 10JFC SCREW BACK B106 XTB3 10JFC SCREW BACK B107 XTB3 10JFC SCREW BACK B110 XTW3 6TR SCREW MAIN B111 XTW3 6TR SCREW MAIN B112 XTW3 6TR SCREW MAIN B113 XTW3 6TR SCREW MAIN B114 VHD1453 SCREW S B116 VHD1453 SCREW S B117 VHD1452 SCREW ...

Page 34: ... VPN5971 CUSHION R 210 RPGV0036 PACKING CASE NV MV21GCS S GCSXS 210 RPGV0037 PACKING CASE NV MV21GC S 210 RPGV0039 PACKING CASE NV MV21EE S 210 RPGV0038 PACKING CASE NV MV21GCU S 210 RPGV0040 PACKING CASE NV MV21GH S 210 RPGV0077 PACKING CASE NV MV21GN S SERVICE FIXTURES TOOLS VFJ8125H3F VHS ALIGNMENT TAPE PAL PAVC SPC VFK0335 RETAINING RING REMOVER 3MM 4MM PAVC SPC VFK0329 POST ADJUSTMENT SCREWDR...

Page 35: ...RTL 2 3 4 VEP06F53V MAIN C B A RTL 5 VEP06F53W MAIN C B A RTL 6 VEP06F53T MAIN C B A RTL 7 B7751 VSB0205 BATTERY C1121 ECQU2A683MVA POLYESTER CAPACITOR C1122 F1BAF331A013 CERAMIC CAP C1123 F1BAF1020020 CERAMIC CAPACITOR C1142 EEUEB2G330E E CAP 7 C1143 ECEC2GG680FZ E CAP 1 2 3 4 5 6 C1151 ECQB1H473JF3 AXIAL CAPACITOR C1152 ECQB1H103JF3 POLYESTER CAPACITOR C1153 ECQB1H104JF3 POPLYPROPYLENE CAPACITOR...

Page 36: ...YTIC CAPACITOR C2510 F1H1C104A041 CAPACITOR C2511 F1H1C104A041 CAPACITOR C2512 F1H1C104A041 CAPACITOR C2513 ECJ1VF1A105Z CHIP CAPACITOR C2515 F1H1H103A220 CHIP CAPASITOR C2518 F1H1H102A219 CHIP CAPASITOR C2519 ECJ1VF1H104Z CHIP CAPACITOR C2520 F1H1C104A041 CAPACITOR C2551 ECJ1VB1C563K CHIP CAPACITOR C2552 ECJ1VB1C563K CHIP CAPACITOR C2561 ECJ1VB1C563K CHIP CAPACITOR C2562 ECJ1VB1C563K CHIP CAPACIT...

Page 37: ...ROLYTIC CAPACITOR C3065 F1H1C104A041 CAPACITOR C3066 F1H1C104A041 CAPACITOR C4010 ECEA1CKA100B ELECTROLYTIC CAPACITOR C4016 ECJ1VC1H150J CHIP CAPACITOR 1 5 C4018 ECEA0JKA220B ELECTROLYTIC CAPACITOR C4041 ECEA1EKA4R7B ELECTROLYTIC CAPACITOR C4042 ECEA1EKA4R7B ELECTROLYTIC CAPACITOR C4051 ECEA0JKA221B ELECTROLYTIC CAPACITOR 1 5 C4052 F1H1C104A008 CHIP CAPASITOR 1 5 C4053 F1H1H102A219 CHIP CAPASITOR ...

Page 38: ...H103A220 CHIP CAPASITOR C6109 F1H1C104A008 CHIP CAPASITOR C6111 F1H1C104A008 CHIP CAPASITOR C6112 ECJ1VC1H330J CHIP CAPACITOR C6113 ECJ1VC1H330J CHIP CAPACITOR C6301 F1H1H103A220 CHIP CAPASITOR C6302 F1H1H103A220 CHIP CAPASITOR C6303 ECEA1AKA470B ELECTROLYTIC CAPACITOR C6305 ECEA1EKA4R7B ELECTROLYTIC CAPACITOR C6307 F1H1H103A220 CHIP CAPASITOR C6308 ECEA0JKA470B ELECTROLYTIC CAPACITOR C6309 ECEA1A...

Page 39: ...O DIODE D2001 B0AAED000003 DIODE D2002 B0AAED000003 DIODE D2503 MAZ4160NMF DIODE D6302 B0JACE000001 DIODE D6303 MAZ4130NLF DIODE D6305 MAZ4062NLF DIODE D6306 MAZ4056NHF DIODE D6307 MAZ4056NHF DIODE D7501 MAZ4240NMF DIODE D7602 MAZ4300NMF DIODE D7751 B0JACE000001 DIODE D7752 MA2C700A0F DIODE D7753 B0AAED000003 DIODE D7754 B0JACE000001 DIODE DP7501 A2BA00000215 FIP DISPLAY F1101 K5D162BK0005 FUSE IC...

Page 40: ...R5JA0019 COIL L7601 G0C100JA0030 INDUCTOR L7605 G0C100JA0030 INDUCTOR L7608 G0C270JA0019 COIL L7610 G0C100JA0030 INDUCTOR L7702 G0C100JA0019 COIL 1 2 3 4 5 6 LB1120 J0JKB0000028 BEED CORE LB1121 J0JKB0000028 BEED CORE LB1210 J0JKB0000028 BEED CORE LB1214 J0JKB0000028 BEED CORE LB4073 ERJ6GEY0R00V CHIP JUMPER 2 3 4 6 7 LB4073 J0JBC0000041 CHIP INDUCTOR 1 5 LB4077 ERJ3GEY0R00V CHIP JUMPER 2 3 4 6 7 ...

Page 41: ...R QR3001 UNR221300L DIGITAL TRANSISTOR QR4061 UNR221100L DIGITAL TRANSISTOR QR4081 UNR211100L CHIP TRANSISTOR QR4082 UNR221300L DIGITAL TRANSISTOR QR4504 UNR211500L CHIP TRANSISTOR QR4506 UNR221500L DIGITAL TRANSISTOR R1150 ERDS2TJ105T CARBON RESISTOR R1153 ERG2SJ331E METAL OXIDE RESISTOR R1154 ERDS2TJ105T CARBON RESISTOR R1155 ERDS2TJ104T CARBON RESISTOR R1156 ERDS2TJ330T CARBON RESISTOR R1157 ER...

Page 42: ...2V CHIP RESISTOR R3004 ERJ3GEYJ682V CHIP RESISTOR R3005 ERJ3GEYJ472V CHIP RESISTOR R3011 ERJ3GEYJ332V CHIP RESISTOR R3012 ERJ3GEYJ102V CHIP RESISTOR R3013 ERJ3GEYJ273V CHIP RESISTOR R3018 ERJ3GEYJ153V CHIP RESISTOR R3020 ERJ3GEYJ152V CHIP RESISTOR R3021 ERJ3GEYJ331V CHIP RESISTOR R3022 ERDS2TJ681T CARBON RESISTOR R3023 ERJ3GEYJ271V CHIP RESISTOR R3024 ERJ3GEYJ102V CHIP RESISTOR R3025 ERJ3GEYJ332V ...

Page 43: ...P RESISTOR R6017 ERJ3GEYJ222V CHIP RESISTOR R6019 ERJ3GEYJ103V CHIP RESISTOR R6020 ERJ3GEYJ103V CHIP RESISTOR 5 R6020 ERJ3GEYJ123V CHIP RESISTOR 6 R6021 ERJ3GEYJ103V CHIP RESISTOR 1 2 3 4 6 7 R6022 ERJ3GEYJ102V CHIP RESISTOR R6023 ERJ3GEYJ332V CHIP RESISTOR R6028 ERJ3GEYG103V CHIP RESISTOR R6029 ERJ3GEYG103V CHIP RESISTOR R6031 ERJ3GEYJ471V CHIP RESISTOR R6032 ERJ3GEYJ471V CHIP RESISTOR R6040 ERJ3...

Page 44: ...J102V CHIP RESISTOR 1 2 3 4 5 6 R7751 ERJ3GEYJ102V CHIP RESISTOR S1531 K0C111A00006 TAB SWITCH S1532 K0ZZ00000598 MODE SWITCH S7501 EVQ21409K SWITCH S7502 EVQ21409K SWITCH S7505 EVQ21409K SWITCH S7506 EVQ21409K SWITCH S7507 EVQ21409K SWITCH S7510 EVQ11L09B TACK SWITCH S7511 EVQ11L09B TACK SWITCH S7512 EVQ21409K SWITCH S7513 EVQ21409K SWITCH S7515 EVQ21409K SWITCH S7518 EVQ21409K SWITCH S7519 EVQ21...

Page 45: ...MPER W540 ERJ6GEY0R00V CHIP JUMPER W541 ERJ3GEY0R00V CHIP JUMPER W542 ERJ3GEY0R00V CHIP JUMPER W543 ERJ3GEY0R00V CHIP JUMPER W544 ERJ6GEY0R00V CHIP JUMPER W549 ERJ3GEY0R00V CHIP JUMPER W550 ERJ3GEY0R00V CHIP JUMPER W552 ERJ3GEY0R00V CHIP JUMPER W554 ERJ6GEY0R00V CHIP JUMPER W555 ERJ6GEY0R00V CHIP JUMPER W556 ERJ3GEY0R00V CHIP JUMPER W557 ERJ3GEY0R00V CHIP JUMPER W559 ERJ3GEY0R00V CHIP JUMPER W560 ...

Page 46: ...on Remarks X6002 H0A327200064 CRYSTAL OSCILLATOR ZA1101 EYF52BC FUSE HOLDER ZA1102 EYF52BC FUSE HOLDER VMD4258 PHOTO TRANSISTOR HOLDER VMD4258 PHOTO TRANSISTOR HOLDER RJFV0002 FIP HOLDER 12 Schematic Diagram for printing with A4 size 46 ...

Page 47: ...E MODELS SIGNAL INPUT LINE EXTERNAL PB LUMINANCE TO C CCD SQPB SQPB EXT INT P R TRAP 629MHz AGC FM DET S VHS P EQ DL SQPB DRIVER C CLOCK 2FSC OSCILLATOR VCO X TAL G EQ DLIM DEMO LPF SUB W C D C CARRIER OFFSET MAIN EMPHASIS DE EMPHASIS MAIN ET LPF PB AGC APL REC FBC ALC ADJUSTMENT fo DEVIATION MODULATION FM FILTER REC ACC DET CHROMA ACC DET ACC SW REC APC KILLER PB APC APC SW EQ SQPB DE EMPHASIS NO...

Page 48: ...0000028 LB1210 3300P C1210 100 R1163 1K R1162 CONTROL VOLTAGE 2SK2876 Q1153 270P C1155 DF80S 6622 D1140 2 3 1 4 4 3 1 2 ELF15N005A L1120 330P C1122 0 068 C1121 1 2 4 3 ELF15N005A L1121 ERZVA5Z471 D1110 VSF0243C16 F1101 GND R R UNREG 38V S UNREG 6V R S HEATER T 400V68 C1143 TO TIMER SECTION T TO SYSTEM CONTROL SERVO SECTION S HEATER T UNREG 16V R SECONDARY SIDE PRIMARY SIDE CIRCUIT SET THE GND TERM...

Page 49: ...C7616 10µ L7605 0 01 C7617 0 01 C7619 6V47 C7618 10µ L7610 0 01 C7623 2SC1959Y Q1351 5V REG MA4056NH D1351 10V47 C1352 0 01 C1351 470 R1351 2SC1959Y Q1354 5V REG A10 A9 A8 A7 A6 A5 A4 A2 A1 RFC AUDIO OUT RFC VIDEO OUT IIC CLOCK IIC DATA SW2 SW1 TUNER AUDIO N AFC S CURVE TUNER VIDEO V V S S S S S V V S TUNER 5V V VIDEO 5V V REG 5V S S T BACK UP 5V S SYSTEM CTL 5V V CR2354 1GUF B7751 1K R7751 MA700A...

Page 50: ...2 B26 B25 B28 B29 B28 B27 B25 A12 A18 A9 A8 A25 A6 A24 A5 A4 A23 A22 A21 A20 A19 A18 A16 A15 A AMP 2SB709A Q7701 100 R7706 1K R7707 B C D E 1M R6013 1 C6013 560 R6012 0 01 C6011 C6020 1000P TW2001 B3EA00000072 D1501 SENSOR PNA2604M01 Q1501 T PHOTO S PHOTO PNA2604M01 Q1502 27K R1502 150 R1503 27K R1501 10K R6021 B C D E 10µ L7702 100P C7714 R3026 3300 R3025 3300 33P C6113 33P C6112 R6106 220 R6107 ...

Page 51: ... PG OUT PG PG EC VM2 OUT1 L GND OUT2 F IN R IN VG GND CST CT1 CT2 PCI CNF C1AB00001479 IC2501 TO LOADING MOTOR P1531 TO CAPSTAN UNIT P2571 TO CYLINDER UNIT P2501 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 2 1 PG PG GND COM M3 M2 M1 GND MOTOR CAP R F CAP ET CURR LIMIT GND FG CAP FG1 UNREG 16V 5V LOAD MOTOR LOAD MOTOR UNREG 16V CYLINDER VG VIDEO 5V 25V220 C2571 A24 A25 27 25 24 23 22 21 20 19 18 17 16 15 14 26 1...

Page 52: ...2K EVQ11G09K S7519 PLAY PROG GND R SYSTEM CTL 5V R 5100 R7523 3600 R7503 EVQ11G09K S7501 CHECK TIMER 100 R7526 TO SYSTEM CONTROL SERVO SECTION S NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR TO POWER SUPPLY RF SECTION R TO POWER TRANSFORMER SECTIO...

Page 53: ...24 5 0 7 0 5 3 5 0 PB ON PB ON D A REC OFF 1K R4085 1K R4084 2SD601A Q4083 2SD1149 Q4082 UN2111 QR4081 VIDEO 5V R TUNER 5V R PAL 9H ON UN2211 QR4061 2200P C4066 BIAS S R D A REC S PAL 9H S B1 B7 2 1 4 3 TO CYLINDER UNIT P5001 VIDEO HEAD COM VIDEO HEAD R VIDEO HEAD L B2 B3 TUNER AUDIO R GND P UNREG 6V 2 1 FULL ERASE OUT FULL ERASE IN TO FULL ERASE HEAD P4001 0 8 0 3 4 6 0 3 4 8 0 0 5 3 4 4 5 3 5 3 ...

Page 54: ... CLAMP FEED BACK R DET DO LPF SUB DEMO DLIM G EQ S DET DET AGC FM P EQ DELAY SQUELCH C PB AGC APL REC FBC ALC DE EMPHASIS MAIN FILTER REC FM MOD FO DEVADJ W C D C CARRIER OFFSET MAIN EMPHASIS PG SEP SYNC GCL GCL LPF GCL CCD SECTION C CCD Y CCD DRIVER CLOCK SW APC LPF L SECAM L SECAM HPF 2MLPF ACC CTL TRAP FH HPF DELAY MPAL 4 43PAL DELAY C D HiFi TRAP REC TRAP ADJUST MIX LEVEL B E ACC CHROMA C K CL...

Page 55: ...TL4511 TL4507 Q3003 TL4502 TL6003 IC1512 TL7501 TL7502 Q6307 TL7303 TL7302 TL7301 TL4501 TL4552 TL4551 Q1351 P4001 TU7601 TW4002 QR4506 QR4504 TW2002 Q1354 Q1502 TW3001 TW2001 2 7 18 10 NC P1 PT P2 NC V1 NC NC NC S5 S2 S1A S1B S3 S4 1 5 1 2 3 4 41 43 29 30 27 21 19 15 13 10 8 3 1 3 1 1 2 3 4 1 2 19 25 8 18 1 7 1 2 1 2 8 9 1 6 1 6 4 3 1 8 5 4 1 1 7 2 1 2 4 3 8 6 7 5 VEP06F53T NV MV21GN VEP06F53R NV...

Page 56: ...4082 F 6 Q4083 E 6 Q4084 C 2 Q6305 A 4 Q6306 A 3 Q6307 A 7 Q7701 C 5 QR1342 B 3 QR3001 C 6 QR4061 F 6 QR4081 E 6 QR4082 C 3 QR4504 E 8 QR4506 E 8 QR4651 E 8 IC1200 B 2 IC1511 B 4 IC1512 B 7 IC2501 E 3 IC2502 E 3 IC3001 E 6 IC6001 C 4 IC6201 D 4 IC6301 D 3 IC7501 A 6 TL1002 A 3 TL1003 C 3 TL1006 B 2 TL1008 B 1 TL1009 A 1 TL1015 A 1 TL1029 B 1 TL1038 B 2 TL2015 D 4 TL2502 D 4 TL3002 E 4 TL3003 F 3 T...

Page 57: ...erting timing Hi Z M output Except above conditions Low 2 NAVI REC Hi Z 3 OSD REC Hi Z 4 Other than above conditions Low Low Low Low 14 REMOCON I Input terminal for the Remote Controller In In In 15 PICT1 O Control terminal for the Picture mode Low Low Low 16 NC O Low fix Low Low Low 17 PICT2 O Control terminal for the Picture mode Low Low Low 18 VIDEO H SW O Video head switching signal L R High R...

Page 58: ...7 STAB L I SAFETY TAB DETECTION With SAFETY TAB Low Without SAFETY TAB High In In In 28 FM_MUTE O Audio mute control terminal High output AUDIO MUTE The voltage is shifted to Hi Z for reucing the current at 3 second after the power has been turned on Hi Z In In 29 SW1 O AUDIO SYSTEM TUNER PRESET BG I High output AUDIO SYSTEM TUNER PRESET DK M Low output Low Low Low 30 POS SW4 I In In In 31 POS SW3...

Page 59: ...High is put in Different In In In 52 CVOUT O Output terminal for the composite video signal Out Out Out 53 5V OSD Power supply terminal for OSD 54 HLF I LPF connection terminal for slicer In In In 55 VHOLD I Capacitor connection terminal of the Reference voltage generator circuit for the slicer In In In 56 CVIN EDS I Composite video signal input terminal for the slicer In In In 57 GND Connect to t...

Page 60: ...gh FWD Low Low Low Low 75 NC O Low fix Low Low Low 76 CAP ET O Power supply terminal for the capstan motor control Conpared with the driver reference voltage when it is low current will be cut Also when it is high the rotation speed will be accelerated High PWM 0V Low High PWM 0V 77 CYL ET O Power supply terminal of the cylinder motor control Conpared with the driver reference voltage when it is h...

Page 61: ... 90 CYL PFG I Input terminal for the Cylinder PG FG In In In 91 OREF O 1 2 VDD reference voltage output terminal for the Analogue AMP Out Out Out 92 IREF I 1 2 VDD reference voltage input terminal for the Analogue AMP In In In 93 GND I GND In In In 94 CTL HEAD I O I O terminal for the Control head In Out In Out In Out 95 CTL HEAD I O I O terminal for the Control head In Out In Out In Out 96 CTL AM...

Page 62: ... 4 6 4 6 0 0 1 7 2 2 0 0 1 7 0 0 1 7 5 1 2 1 1 8 2 0 0 0 0 0 0 0 0 0 PLAY 0 0 0 0 0 0 4 6 4 6 0 0 1 7 2 2 0 0 1 7 0 0 1 7 5 2 2 1 1 8 2 0 0 0 0 0 0 0 0 0 REC 4 9 0 0 0 0 4 6 4 6 0 0 1 7 2 2 0 0 1 7 0 0 1 7 5 1 2 1 1 8 2 0 0 0 0 0 0 0 0 0 F F 0 0 0 0 0 0 4 6 4 6 0 0 1 7 2 2 0 0 1 7 0 0 1 7 5 2 2 1 1 8 2 0 0 0 0 0 0 0 0 0 REW 0 0 0 0 0 0 4 6 4 6 0 0 1 7 2 2 0 0 1 7 0 0 1 7 5 2 2 1 1 8 2 0 0 0 0 0 0 ...

Page 63: ...UDIO OUTPUT R AUDIO SELECT H AUDIO L AUDIO R AV CONTROL AV CONTROL AV CONTROL SERIAL CLOCK AV CONTROL MODE AV CONTROL LEVEL METER R AV SW LEVEL METER L B MODE H BURST GATE PULSE BACK UP 5V BAND U BAND VL BILINGUAL MIX L BIL BIL L BIL H BIL M1 L BS CLOCK BS DATA BS LCH IN BS MIX H BS MON H BS MONI H BS RCH IN BS VIDEO BS VIDEO BS1 BS H BS LEVEL BS M H BS VTR H BUS CLK BUS LSN BUS TLK BUZZER CAP EC ...

Page 64: ...H FM AUDIO MUTE H FM OUTPUT L FM OUTPUT R FM PACK OUTPUT L FM PACK OUTPUT R FM BS SELECT L FM BS SELECT R FS CLOCK FULL ERASE HEAD ON H FULL ERASE HEAD ON H FULL E 12V GND A GND TU GND N SW 12V H SYNC H AMP SW H P R H P L H P GND H P OUT L H P OUT R H SW HEAD PHONE L HEAD PHONE R HEAD SW HEATER HEATER HSS HTR HTR I RFE ICL IF IN SELA1 IN SELA2 IN SELA3 INS L R L INS H INSEL A1 INSEL A2 INSERT INSE...

Page 65: ...PE PLAY H NORMAL H NR BIAS NTSC L CONTROL AGC CIRCUIT OUTPUT P OFF H P OFF L P FAIL P OFF H P OFF L PAL H PAL L NTSC H PB ADJ OUT PB OUT PB H PFG PHOTSN B PICT CNT PLAY LED RVS LED PLAY PO PLAY R LED PLY DEW POWER OFF L PREROLL H PWRFAIL R CH H R CH L R ST R S F RCH H REC 12V REC CHROMA REC H REC IN REC OUT L REC START REC VR C REC VR L REC VR R REC Y REC H REC C REC Y REC EE CTL REEL T REEL S REG...

Page 66: ... POSITION PAL STOP 2 POSITION STOP 2 POSITION SAFETY TAB SW STEREO H SUB BIAS SUB SW S VHS CASSETTE L SW 5V DETECT SYNC L SYSCON 5V SYSTEM T PHOTO T RL PLS T BUSCLK T BUSLSN T BUSTLK T END L T PHOTO TAPE END L TAPE END L CAM TEST TPZ TRIC L TRICK L TRK ENV TU AUDIO TU GND TU V IN TU VIDEO TUN NOR IN TUN R TUN AUDIO IN TUNER 12V TUNER L TUNER V IN TUNER L TUNER N TUNER R TUNER 12 TUOFF H TV AUDIO T...

Page 67: ...CTRICAL SHOCK IF THE CUT OFF PLUG IS INSERTED INTO ANY 13 AMP SOCKET If a new plug is to be fitted please observe the wiring code as shown below If in any doubt please consult a qualified electrician IMPORTANT The wires in this mains lead are coloured in accordance with the following code Blue Neutral Brown Live As the colours of the wires in the mains lead of this appliance may not correspond wit...

Page 68: ...3 0 022 C1154 1M R1154 1M R1150 J0JKB0000028 LB1210 3300P C1210 100 R1163 1K R1162 CONTROL VOLTAGE 2SK2876 Q1153 270P C1155 DF80S 6622 D1140 2 3 1 4 4 3 1 2 ELF15N005A L1120 330P C1122 0 068 C1121 1 2 4 3 ELF15N005A L1121 ERZVA5Z471 D1110 VSF0243C16 F1101 GND R R UNREG 38V S UNREG 6V R S HEATER T 400V68 C1143 TO TIMER SECTION T TO SYSTEM CONTROL SERVO SECTION S HEATER T UNREG 16V R SECONDARY SIDE ...

Page 69: ...3 0 022 C1154 1M R1154 1M R1150 J0JKB0000028 LB1210 3300P C1210 100 R1163 1K R1162 CONTROL VOLTAGE 2SK2876 Q1153 270P C1155 DF80S 6622 D1140 2 3 1 4 4 3 1 2 ELF15N005A L1120 330P C1122 0 068 C1121 1 2 4 3 ELF15N005A L1121 ERZVA5Z471 D1110 VSF0243C16 F1101 GND R R UNREG 38V S UNREG 6V R S HEATER T 400V68 C1143 TO TIMER SECTION T TO SYSTEM CONTROL SERVO SECTION S HEATER T UNREG 16V R SECONDARY SIDE ...

Page 70: ...V47 C7605 10µ L7601 6V47 C7616 10µ L7605 0 01 C7617 0 01 C7619 6V47 C7618 10µ L7610 0 01 C7623 2SC1959Y Q1351 5V REG MA4056NH D1351 10V47 C1352 0 01 C1351 470 R1351 2SC1959Y Q1354 5V REG A10 A9 A8 A7 A6 A5 A4 A2 A1 RFC AUDIO OUT RFC VIDEO OUT IIC CLOCK IIC DATA SW2 SW1 TUNER AUDIO N AFC S CURVE TUNER VIDEO V V S S S S S V V S TUNER 5V V VIDEO 5V V REG 5V S S T BACK UP 5V S SYSTEM CTL 5V V CR2354 1...

Page 71: ...V47 C7605 10µ L7601 6V47 C7616 10µ L7605 0 01 C7617 0 01 C7619 6V47 C7618 10µ L7610 0 01 C7623 2SC1959Y Q1351 5V REG MA4056NH D1351 10V47 C1352 0 01 C1351 470 R1351 2SC1959Y Q1354 5V REG A10 A9 A8 A7 A6 A5 A4 A2 A1 RFC AUDIO OUT RFC VIDEO OUT IIC CLOCK IIC DATA SW2 SW1 TUNER AUDIO N AFC S CURVE TUNER VIDEO V V S S S S S V V S TUNER 5V V VIDEO 5V V REG 5V S S T BACK UP 5V S SYSTEM CTL 5V V CR2354 1...

Page 72: ...20 R7505 12K R7506 12K EVQ11G09K S7519 PLAY PROG GND R SYSTEM CTL 5V R 5100 R7523 3600 R7503 EVQ11G09K S7501 CHECK TIMER 100 R7526 TO SYSTEM CONTROL SERVO SECTION S NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR TO POWER SUPPLY RF SECTION R TO POWE...

Page 73: ...20 R7505 12K R7506 12K EVQ11G09K S7519 PLAY PROG GND R SYSTEM CTL 5V R 5100 R7523 3600 R7503 EVQ11G09K S7501 CHECK TIMER 100 R7526 TO SYSTEM CONTROL SERVO SECTION S NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR TO POWER SUPPLY RF SECTION R TO POWE...

Page 74: ... B2 B3 B4 B22 B21 B19 B18 B12 B26 B25 B28 B29 B28 B27 B25 A12 A18 A9 A8 A25 A6 A24 A5 A4 A23 A22 A21 A20 A19 A18 A16 A15 A AMP 2SB709A Q7701 100 R7706 1K R7707 B C D E 1M R6013 1 C6013 560 R6012 0 01 C6011 C6020 1000P TW2001 B3EA00000072 D1501 SENSOR PNA2604M01 Q1501 T PHOTO S PHOTO PNA2604M01 Q1502 27K R1502 150 R1503 27K R1501 10K R6021 B C D E 10µ L7702 100P C7714 R3026 3300 R3025 3300 33P C611...

Page 75: ... B2 B3 B4 B22 B21 B19 B18 B12 B26 B25 B28 B29 B28 B27 B25 A12 A18 A9 A8 A25 A6 A24 A5 A4 A23 A22 A21 A20 A19 A18 A16 A15 A AMP 2SB709A Q7701 100 R7706 1K R7707 B C D E 1M R6013 1 C6013 560 R6012 0 01 C6011 C6020 1000P TW2001 B3EA00000072 D1501 SENSOR PNA2604M01 Q1501 T PHOTO S PHOTO PNA2604M01 Q1502 27K R1502 150 R1503 27K R1501 10K R6021 B C D E 10µ L7702 100P C7714 R3026 3300 R3025 3300 33P C611...

Page 76: ...G OUT PG PG EC VM2 OUT1 L GND OUT2 F IN R IN VG GND CST CT1 CT2 PCI CNF C1AB00001479 IC2501 TO LOADING MOTOR P1531 TO CAPSTAN UNIT P2571 TO CYLINDER UNIT P2501 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 2 1 PG PG GND COM M3 M2 M1 GND MOTOR CAP R F CAP ET CURR LIMIT GND FG CAP FG1 UNREG 16V 5V LOAD MOTOR LOAD MOTOR UNREG 16V CYLINDER VG VIDEO 5V 25V220 C2571 A24 A25 27 25 24 23 22 21 20 19 18 17 16 15 14 26 1 2...

Page 77: ...G OUT PG PG EC VM2 OUT1 L GND OUT2 F IN R IN VG GND CST CT1 CT2 PCI CNF C1AB00001479 IC2501 TO LOADING MOTOR P1531 TO CAPSTAN UNIT P2571 TO CYLINDER UNIT P2501 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 2 1 PG PG GND COM M3 M2 M1 GND MOTOR CAP R F CAP ET CURR LIMIT GND FG CAP FG1 UNREG 16V 5V LOAD MOTOR LOAD MOTOR UNREG 16V CYLINDER VG VIDEO 5V 25V220 C2571 A24 A25 27 25 24 23 22 21 20 19 18 17 16 15 14 26 1 2...

Page 78: ...66 B10 24 0 0 7 15 9 0 0 4 8 0 24 5 0 7 0 5 3 5 0 PB ON PB ON D A REC OFF 1K R4085 1K R4084 2SD601A Q4083 2SD1149 Q4082 UN2111 QR4081 VIDEO 5V R TUNER 5V R PAL 9H ON UN2211 QR4061 2200P C4066 BIAS S R D A REC S PAL 9H S B1 B7 2 1 4 3 TO CYLINDER UNIT P5001 VIDEO HEAD COM VIDEO HEAD R VIDEO HEAD L B2 B3 TUNER AUDIO R GND P UNREG 6V 2 1 FULL ERASE OUT FULL ERASE IN TO FULL ERASE HEAD P4001 0 8 0 3 4...

Page 79: ...66 B10 24 0 0 7 15 9 0 0 4 8 0 24 5 0 7 0 5 3 5 0 PB ON PB ON D A REC OFF 1K R4085 1K R4084 2SD601A Q4083 2SD1149 Q4082 UN2111 QR4081 VIDEO 5V R TUNER 5V R PAL 9H ON UN2211 QR4061 2200P C4066 BIAS S R D A REC S PAL 9H S B1 B7 2 1 4 3 TO CYLINDER UNIT P5001 VIDEO HEAD COM VIDEO HEAD R VIDEO HEAD L B2 B3 TUNER AUDIO R GND P UNREG 6V 2 1 FULL ERASE OUT FULL ERASE IN TO FULL ERASE HEAD P4001 0 8 0 3 4...

Page 80: ...CLAMP FEED BACK R DET DO LPF SUB DEMO DLIM G EQ S DET DET AGC FM P EQ DELAY SQUELCH C PB AGC APL REC FBC ALC DE EMPHASIS MAIN FILTER REC FM MOD FO DEVADJ W C D C CARRIER OFFSET MAIN EMPHASIS PG SEP SYNC GCL GCL LPF GCL CCD SECTION C CCD Y CCD DRIVER CLOCK SW APC LPF L SECAM L SECAM HPF 2MLPF ACC CTL TRAP FH HPF DELAY MPAL 4 43PAL DELAY C D HiFi TRAP REC TRAP ADJUST MIX LEVEL B E ACC CHROMA C K CLP...

Page 81: ...CLAMP FEED BACK R DET DO LPF SUB DEMO DLIM G EQ S DET DET AGC FM P EQ DELAY SQUELCH C PB AGC APL REC FBC ALC DE EMPHASIS MAIN FILTER REC FM MOD FO DEVADJ W C D C CARRIER OFFSET MAIN EMPHASIS PG SEP SYNC GCL GCL LPF GCL CCD SECTION C CCD Y CCD DRIVER CLOCK SW APC LPF L SECAM L SECAM HPF 2MLPF ACC CTL TRAP FH HPF DELAY MPAL 4 43PAL DELAY C D HiFi TRAP REC TRAP ADJUST MIX LEVEL B E ACC CHROMA C K CLP...

Page 82: ...40 ...

Page 83: ...40 ...

Page 84: ... IC6001 71 REC 5 0Vp p 5usec div IC6001 72 REC 5 0Vp p 5msec div IC6001 79 80 FF REW 5 0Vp p 1msec div IC6001 90 REC 5 0Vp p 10msec div IC6001 94 95 REC 6 8Vp p 10msec div IC6001 97 PLAY 0 8Vp p 10msec div IC3001 98 REC 1 6Vp p 0 5msec div IC3001 96 PLAY 5 0Vp p 5msec div IC3001 90 REC 1 8Vp p 5msec div IC3001 89 PLAY 1 5Vp p 20µsec div IC3001 91 PLAY 1 5Vp p 20µsec div IC3001 73 REC PLAY 5 0Vp p ...

Page 85: ...R1342 UNREG 38V TL1038 11 TO TIMER HEATER HEATER UNREG 29V CONTROL TO SYSTEM SYSTEM CONTROL TO TIMER BACK UP 5V SYSTEM CTL 5V TW1004 TL1003 5V REG Q6306 UNREG 6V TL1006 12 TW1343 CAPSTAN IC2501 TO SERVO UNREG 16V CHROMINANCE TO LUMINANCE IC2501 TO SERVO AV 12V REG 12V TL1002 SW REG 12V 3 2 1 IC2502 Q1341 12V REG UNREG 16V TLGND1 TL1015 13 UNREG 29V HEATER HEATER 16 TL1029 TL1008 17 TL1009 18 6 5 4...

Page 86: ...4 3 2 1 30 POSITION SW4 POSITION SW3 31 32 POSITION SW2 POSITION SW1 33 PB CTL OUT EX FF REW TW2002 97 82 6 5 P4002 P4002 HEAD CONTROL 95 94 TL6001 125Hz 73 COMPOSER FG PG AMPLIFIRE DIFFERENTIAL 17 16 15 CYL PFG 90 18 CYL ET CTL AMP REF 96 O REF 91 UNLOADING LOADING CAP FG IN CAP FG OUT 77 14 AMPLIFIRE DIFFERENTIAL COM M3 M2 M1 20 AMPLIFIRE DIFFERENTIAL SELECTOR GENERATOR SIGNAL DRIVE MOTOR PRE DR...

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Panasonic NV-MV21GC, Service Manual

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