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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

PG SHIFTER ADJUSTMENT

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Summary of Contents for NV-MV20EE

Page 1: ...MAVR0304004C8 Video Cassette Recorder NV MV20GC NV MV20GCS NV MV20GM NV MV20GL NV MV20EE NV MV20GCU NV MV20GCF NV MV20GH R4 MECHANISM SPECIFICATIONS 2003 Matsushita Electric Industrial Co Ltd All rights reserved ...

Page 2: ...ssembly Procedures for Mechanism Chassis are separate volume from this service manual Please refer to the service manual for R4 Mechanism Chassis Order No VRD0202010C8 2 The Model No is indicated on the Schematic Diagram and Circuit Board Diagrams as follows Model No Indication Mark NV MV20GC GCS GM A NV MV20GL B NV MV20EE C NV MV20GCU GCF D NV MV20GH E 1 2 ABOUT LEAD FREE SOLDER PbF Distinction o...

Page 3: ... Option Setting Data When IC6001 are replaced all above listed data become not available These data is backed up by using the power source of AC Connected AC Power source AC Disconnected Back up Battery B7751 Back up Capacitor C7752 NOTE1 As for your reference without inserting a tape into a VCR you can confirm that the NAVI data that is back up with IC6001 as shown in the following steps 1 Indica...

Page 4: ...hen replacing the B7751 be sure to read follow the HOW TO REPLACE THE LITHIUM BATTERY section 2 REPLACING PROCEDURE IN STEPS STEP1 PREPARATION 1 Disconnect the AC plug before removing the C B A with Mechanism unit by referring to the Disassembly procedure STEP2 REPLACE THE IC6001 1 Replace the IC6001 Do not make a short circuit between IC6001 pin37 and other pins components STEP3 RESET THE IC6001 ...

Page 5: ...creen is set to ON the input signal is fixed to AV and the Channel up and down keys are not effective 3 Disconnect the AC plug for few seconds and connect it again and press POWER button for turning the power to on from off to carry out the Plug in Auto Tuner Preset 4 Since other than the channels that can be stored by Auto Tuning operation are not available yet preset manually by consulting the n...

Page 6: ...p Capacitor Back up time is approximately 30 minutes 1 Programme Navigation Data 2 TV Tuning Data 3 PG Shifter Adjustment Data 4 Option Setting Data 2 3 2 REPLACEMENT PROCEDURE NOTE This work should be finished within 30 minutes so that the RAM data would not be lost as running out of current from the Back up Capacitor C7752 1 Remove the Top Panel and Mechanism unit with Main C B A by referring to...

Page 7: ... 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 contacts observed Do not attempt to re charge the battery or re use it for any other purpose It should be disposed of in waste products destined for burial rather than incineration 2 4 SERVICE CAUTION 2 2 4 1 CAUTION FOR AUTO ...

Page 8: ... 2 NOTE 1 If the VCR is turned on with the antenna not connected all channels are skipped Therefore firmly connect the antenna and then turn the VCR off and on again to execute Auto tuning 2 When Auto Tuning is canceled halfway Auto Tuning is not execute even if the VCR is turned off and then turned on again In this case Auto Tuning has to be restarted by the following procedures A Press EJECT and...

Page 9: ...A and mechanism from the frame Turn the MAIN C B A over as shown in Fig S1 Fig S1 2 4 3 REMOVAL OF CASSETTE TAPE When the cassette tape could not be uninstalled from an electrical malfunction There are 2 ways to remove a cassette tape 1 Removal by compulsory unloading A Press FF and EJECT button simultaneously for more than 3 seconds and set the Service Mode to 7 B Press STOP button in order to un...

Page 10: ...hree batteries 1 5V spec to the Loading Motor in series for supplying 4 5V to rotate the Loading Motor as shown in Fig S2 Fig S2 C Stop unloading just 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 ...

Page 11: ...E Rotate the S Reel by a small minus screwdriver Fig S5 to remove the slack tape as shown in Fig S6 Fig S5 Fig S6 F Then unload again to remove the cassette tape as shown in Fig S7 Fig S7 ...

Page 12: ...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 C Rotate the Main Cam Gear counter clockwise Fig S9 until just before the unloading would be completed 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 ...

Page 13: ...ghten screw S1 as shown in Fig S8 2 4 4 CYLINDER UNIT REPLACEMENT NOTE Replacing only Upper Cylinder unit of R4 Mechanism cannot be performed as securing of RT gap is impossible out of factory please replace the cylinder by whole Cylinder Unit The Compatibility Adjustment should be performed after replacement ofthe DD Cylinder Unit 1 Remove the Mechanism Unit from Main C B A Chassis by referring t...

Page 14: ...new Cylinder Unit 3 Remove a red Screw S2 and 2 gold Screws S3 to remove the Cylinder Unit shown in Fig S11 Fig S11 NOTE When reassembling perform the steps in the reverse order and perform the COMPATIBILITY ADJUSTMENT certainly after CYLINDER UNIT REPLACEMENT 2 4 5 ATTENTION FOR REPLACING THE DD CYLINDER When replace the DD Cylinder Unit keep next procedure 1 Put the gloves on your hands ...

Page 15: ...ver Fig S12 3 Insert the Flexible card into the FPC HOLDER Fig S13 4 Hook the Flexible card to the FPC HOLDER Fig S14 5 Insert the FPC HOLDER to the DD Cylinder Unit Fig S15 6 The COMPATIBILITY ADJUSTMENT should be performed after ...

Page 16: ... and not to break the Head Chip as shown below Fig S16 2 4 6 FLAT CARD CABLE INSTALLATION When installing the Flat Card Cable on the connector install the Flat Card Cable with the cable contacts facing the connector contacts Fig S17 2 5 SELF DIAGNOSIS SERVICE INFORMATION DISPLAY Refer to the Service Manual for R4 Mechanism Chassis Order No VRD0202010C8 2 6 INTRODUCTION OF VIDEO HEAD CLEANING CASSE...

Page 17: ...fficiency of video head cleaning service and shortening cleaning time for end users VFK0923FT For Service usage Type of Cassette Full VHS Cassette Cleaning Time 10 Seconds Time Tape Length 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 ...

Page 18: ...s 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 ...

Page 19: ...3 1 2 DETAIL OF DISASSEMBLY METHOD 1 REMOVAL OF THE TOP PANEL Remove 2 Screws A Remove 2 Screws B Fig D2 ...

Page 20: ...2 REMOVAL OF THE BACK PANEL Remove 2 Screws C Remove Screw D Fig D3 3 REMOVAL OF THE FRONT PANEL UNIT Unlock 7 Tabs E ...

Page 21: ...Fig D4 4 REMOVAL OF THE MECHANISM UNIT Remove Screw F Remove 3 Screws G Remove Screw H Disconnect Cylinder Connector Disconnect A C Head Connector Disconnect P1531 Fig D5 5 REMOVAL OF THE MAIN C B A ...

Page 22: ...o confirm that the insulation sheet is mounted on the frame as shown in Fig D7 Fig D7 6 SERVICING POSITION Install the Mechanism Unit on to the MAIN C B A Then fix a screw H and connect two frexible card Connectors Cylinder connector AC Head connector and P1531 as shown in Fig D5 Fig D8 ...

Page 23: ...02010C8 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 PG SHIFTER ADJUSTMENT ...

Page 24: ...sette tape VFJ8125H3F The PG Shifter Adjustment starts automatically PROCEDURE F I P DISPLAY 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 Serv...

Page 25: ...f 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 ABBREVIATIONS 5 INP...

Page 26: ... 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 ...

Page 27: ...10 2 CASING PARTS SECTION ...

Page 28: ...10 3 PACKING PARTS SECTION ...

Page 29: ...11 REPLACEMENT PARTS LIST 11 1 CHASSIS PARTS SECTION PARTS LIST ...

Page 30: ... LEVER 18 VML3626 PINCH CHARGE ARM 19 VML3632 IDLER ARM 20 VMX3092 P4 CAP 21 VDB1431 TENSION ARM BOSH 22 VEM0785 LOADING MOTOR UNIT 23 VXA7105 SUPPLY SHAFT HOLDER UNIT 24 VXA7106 TAKE UP SHAFT HOLDER UNIT 25 VXA7107 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 ARM UNIT 31 VXL3111 TENSION ARM ...

Page 31: ...V26 5F SCREW B8 XTV26 8FR SCREW B9 XTV26 8FR SCREW B10 VHD1066 SCREW B11 VHD1066 SCREW B12 VHD1185 SCREW B13 VHD1095 SCREW B14 VHD1117 SCREW B15 VHD1117 SCREW W1 VMX2208 WASHER W2 VMX3114 WASHER W3 VMX2699 WASHER W4 VMX3196 WASHER 11 2 CASING PARTS SECTION PARTS LIST Note All parts except parts mentioned SVC SPC in the Remarks column are supplied from MAV Parts mentioned AVC SPC are supplied from ...

Page 32: ...MX3277 SPACER 119 VWJ1652 FLAT CARD CABLE 6P P4002 AC HEAD 120 VWJ07OW200MM FLAT CARD CABLE 7P P2501 CYLINDER B101 XTW3 10TFC SCREW B102 XTW3 10TFC SCREW B103 XSB3 5FC SCREW B104 XTB3 10JFC SCREW B105 XTB3 10JFC SCREW B106 XTB3 10JFC SCREW B107 XTB3 10JFC SCREW B110 XTW3 6TR SCREW B111 XTW3 6TR SCREW B112 XTW3 6TR SCREW B113 XTW3 6TR SCREW B114 VHD1453 SCREW B115 VHD1453 SCREW B116 VHD1453 SCREW B...

Page 33: ...035 2X AC CORD NV MV20GL 205 RJA0053 3X AC CORD NV MV20GH 207 VPN5766 ACCESSORY PAD 208 VPN5970 CUSHION L 209 VPN5971 CUSHION R 210 VPG0R79 PACKING NV MV20GC 210 VPG0R84 PACKING NV MV20GCS 210 VPG0S67 PACKING NV MV20GM 210 VPG0R78 PACKING NV MV20GL 210 VPG0R81 PACKING NV MV20EE 210 VPG0R82 PACKING NV MV20GCU 210 VPG0R80 PACKING NV MV20GCF 210 VPG0R83 PACKING NV MV20GH 211 VJP2974 M AC PLUG ADAPTER...

Page 34: ...V20GCF S GCU S 4 NV MV20GH S 5 NV MV20GL S Ref No Part No Part Name Description Remarks VEP06F33R MAIN C B A RTL 1 VEP06F33P MAIN C B A RTL 2 VEP06F33S MAIN C B A RTL 3 VEP06F33T MAIN C B A RTL 4 VEP06F33Q MAIN C B A RTL 5 VEP06F33R MAIN C B A RTL 1 VEP06F33P MAIN C B A RTL 2 VEP06F33S MAIN C B A RTL 3 VEP06F33T MAIN C B A RTL 4 VEP06F33Q MAIN C B A RTL 5 B7751 VSB0205 LITHIUM BATTERY C1121 ECQU2A...

Page 35: ... CHIP C2055 ECUV1C104ZFV C CAPACITOR CHIP C2099 ECJ1VC1H681J C CAPACITOR CHIP C2501 ECUV1C104ZFV C CAPACITOR CHIP C2502 ECEA0JKA221B E CAPACITOR C2504 F1H1E223A064 C CAPACITOR C2505 F1H1E223A064 C CAPACITOR C2506 F1H1A224A025 C CAPACITOR C2507 ECJ1VB1H102K C CAPACITOR CHIP C2508 ECJ1VB1H182K C CAPACITOR CHIP C2509 ECEA1CKA220B E CAPACITOR C2510 F1H1C104A065 C CAPACITOR C2511 F1H1C104A065 C CAPACIT...

Page 36: ...03A748 C CAPACITOR C3040 F1H1A474A025 C CAPACITOR C3041 F1H1E223A064 C CAPACITOR C3042 ECEA1EKA4R7B E CAPACITOR C3046 ECEA1HKA010B E CAPACITOR 1 2 3 4 C3047 ECUV1C104ZFV C CAPACITOR CHIP C3048 F1H1C104A065 C CAPACITOR C3049 F1H1C104A065 C CAPACITOR C3050 ECEA1CKA470B E CAPACITOR C3051 ECA0JM471B E CAPACITOR C3052 F1H1C104A065 C CAPACITOR C3053 ECEA1CKA100B E CAPACITOR C3059 ECJ1VB1H102K C CAPACITO...

Page 37: ...1J C CAPACITOR CHIP C6009 F1H1H103A730 C CAPACITOR C6010 F1H1H103A730 C CAPACITOR C6011 F1H1H103A730 C CAPACITOR C6013 ECJ1VF1A105Z C CAPACITOR CHIP C6014 ECJ1VB1H102K C CAPACITOR CHIP C6015 ECJ1VB1C333K C CAPACITOR CHIP C6016 ECJ1VB1H102K C CAPACITOR CHIP C6017 ECJ1VC1H471J C CAPACITOR CHIP 1 2 3 5 C6017 ECJ1VC1H681J C CAPACITOR CHIP 4 C6020 ECJ1VB1H102K C CAPACITOR CHIP C6021 F1H1H103A730 C CAPA...

Page 38: ...A331Q E CAPACITOR D1110 ERZVA5Z471 TRANSIENT SURGE ABSORBER D1140 B0KB00000013 DIODE D1151 B0HAGM000006 DIODE D1152 MA2C18500E DIODE D1155 MA2C165001VT DIODE D1157 MAZ40270LF DIODE D1180 MA7510 TR DIODE D1230 MA2C18500E DIODE D1250 B0JAMK000015 DIODE D1251 B0JAMK000015 DIODE D1260 B0JAME000025 DIODE D1261 B0JAME000025 DIODE D1270 MA2C18500E DIODE D1280 B0JAME000025 DIODE D1351 MAZ4056NHF DIODE D15...

Page 39: ... CHIP K5002 ERJ3GEY0R00V M RESISTOR CHIP K6006 F1H1H103A730 C CAPACITOR K6012 ERJ3GEY0R00V M RESISTOR CHIP 5 K7502 ERJ3GEY0R00V M RESISTOR CHIP K7503 ERJ3GEY0R00V M RESISTOR CHIP K7616 ERJ3GEYJ221V M RESISTOR CHIP L1120 ELF15N005A LINE FILTER 1 3 4 5 L1120 ELF15N003A LINE FILTER 2 L1121 ELF15N005A LINE FILTER 1 3 4 5 L1250 G0A220G00018 COIL L1260 G0A220G00018 COIL L2501 WIRE CABLE L3001 G0C271JA00...

Page 40: ...ONNECTOR P4002 VJS3538A006W CONNECTOR P5001 K1MN05A00020 CONNECTOR Q1150 B1DEDR000003 TRANSISTOR Q1151 2SC3311ASA TRANSISTOR Q1152 2SC3311ASA TRANSISTOR Q1153 B1DEEQ000001 TRANSISTOR Q1200 B3PBA0000078 PHOTO COUPLER Q1341 B1AAGD000006 TRANSISTOR Q1342 2SD0601A0L TRANSISTOR Q1351 B1AAGD000006 TRANSISTOR Q1354 B1AAGD000006 TRANSISTOR Q1501 PNA2604M01VT PHOTO TRANSISTOR Q1502 PNA2604M01VT PHOTO TRANS...

Page 41: ...M RESISTOR CHIP R1351 ERDS2TJ471T C RESISTOR R1501 ERJ3GEYJ273V M RESISTOR CHIP R1502 ERJ3GEYJ273V M RESISTOR CHIP R1503 ERDS2TJ151T C RESISTOR R1511 ERJ3GEYJ273V M RESISTOR CHIP R1512 ERJ3GEYJ273V M RESISTOR CHIP R1513 ERJ6GEYJ121V M RESISTOR CHIP R2001 ERJ3GEYJ392V M RESISTOR CHIP R2002 ERJ3GEYJ105V M RESISTOR CHIP R2099 ERJ3GEYJ682V M RESISTOR CHIP R2501 ERJ6GEYJ1R2V M RESISTOR CHIP R2503 ERJ6G...

Page 42: ...SISTOR CHIP R4014 ERJ3GEYJ472V M RESISTOR CHIP R4015 ERJ3GEYJ203V M RESISTOR CHIP R4016 ERJ3GEYJ153V M RESISTOR CHIP R4017 ERJ3GEYJ103V M RESISTOR CHIP R4018 ERJ3GEYJ103V M RESISTOR CHIP R4039 ERJ3GEYJ103V M RESISTOR CHIP R4061 ERJ3GEYJ334V M RESISTOR CHIP R4062 ERJ3GEYJ103V M RESISTOR CHIP R4063 ERJ3GEYJ181V M RESISTOR CHIP R4071 ERJ3GEYJ153V M RESISTOR CHIP R4073 ERJ3GEYJ471V M RESISTOR CHIP 1 3...

Page 43: ... ERJ6GEYJ222V M RESISTOR CHIP R6309 ERDS2TJ821T C RESISTOR R6310 ERJ6GEYJ182V M RESISTOR CHIP R6400 ERJ3GEYJ101V M RESISTOR CHIP R6401 ERJ3GEYJ101V M RESISTOR CHIP R7502 ERJ3GEYJ912V M RESISTOR CHIP R7503 ERJ3GEYJ362V M RESISTOR CHIP R7505 ERJ3GEYJ123V M RESISTOR CHIP R7506 ERJ3GEYJ123V M RESISTOR CHIP R7509 ERJ3GEYJ392V M RESISTOR CHIP R7513 ERJ3GEYJ182V M RESISTOR CHIP R7514 ERJ3GEYJ182V M RESIS...

Page 44: ...1 UV TUNER 1 2 3 4 TU7601 ENG57820G1 UV TUNER 5 W501 ERJ3GEY0R00V M RESISTOR CHIP W502 D0GDR00JA017 M RESISTOR W503 ERJ3GEY0R00V M RESISTOR CHIP W504 D0GDR00JA017 M RESISTOR W505 D0GDR00JA017 M RESISTOR W506 D0GDR00JA017 M RESISTOR W507 ERJ3GEY0R00V M RESISTOR CHIP W508 ERJ3GEY0R00V M RESISTOR CHIP W510 ERJ3GEY0R00V M RESISTOR CHIP W512 D0GDR00JA017 M RESISTOR W514 ERJ3GEY0R00V M RESISTOR CHIP W51...

Page 45: ...541 ERJ3GEY0R00V M RESISTOR CHIP W542 ERJ3GEY0R00V M RESISTOR CHIP W543 ERJ3GEY0R00V M RESISTOR CHIP W544 D0GDR00JA017 M RESISTOR X3001 H0D357400067 CRYSTAL OSCILLATOR X3002 H0D443400039 CRYSTAL OSCILLATOR X6001 H0D120500009 CRYSTAL OSCILLATOR X6002 H0A327200064 CRYSTAL OSCILLATOR MISCELLANEOUS EYF52BC FUSE HOLDER EYF52BC FUSE HOLDER VMD4258 PHOTO TRANSISTOR HOLDER VMD4258 PHOTO TRANSISTOR HOLDER ...

Page 46: ...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 47: ...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 48: ...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 49: ...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 50: ... 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 51: ... 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 52: ...PB CTL OUT 33 POSITION SW1 POSITION SW2 32 31 POSITION SW3 POSITION SW4 30 1 2 3 4 5 S1532 MODE SW T PHOTO 8 S PHOTO 7 SAFETY TAB 27 T REEL 80 S REEL 79 TL6012 TL6013 2 3 1 4 5V 3 2 1 4 IC1512 S REEL SENSOR 5V S1531 SAFETY TAB SW Q1502 SUPPLY PHOTO SENSOR D1501 SENSOR LED Q1501 TAKE UP PHOTO SENSOR 35 32KHz IN 36 32KHz OUT 38 12MHz IN 39 12MHz OUT X6002 X6001 37 D VDD B B7751 BACK UP BATTERY 4 6 3...

Page 53: ...CK DRIVER SQPB DL P EQ S VHS DET FM AGC 629MHz TRAP R P INT EXT SQPB SQPB TO C CCD EXTERNAL PB LUMINANCE SIGNAL INPUT LINE NOT USED IN THESE MODELS GCL P R Y LPF SECAM DELAY SSEQ SVHS L SECAM SVHS L SECAM R P SQPB SQPB DO REC DO R SVHS R SVHS GCL GCL LPF Y CCD DELAY Y NOISE REDUCTION HP NC TRAP NC PHASE COMPARATOR DEH NON LINEAR EMPHASIS 15 17 21 23 26 33 35 37 38 40 49 51 36 12 9 67 71 65 53 20 8...

Page 54: ... C D E C1122 330P L1120 ELF15N003A A ELF15N005A B C D E 2 1 3 4 4 1 3 2 D1140 DF80S 6622 C1155 270P Q1153 2SK2876 VOLTAGE CONTROL R1162 1K R1163 100 C1210 3300P LB1210 0 R1150 1M R1154 1M C1154 0 022 R1153 330 2W LR1150 VLP0392 Q1150 2SK2645 VOLTAGE CONTROL R1155 100K D1151 AU01ZV2 R1161 100 R1160 0 47 1W Q1152 2SC3311A VOLTAGE CONTROL Q1151 2SC3311A VOLTAGE CONTROL C1151 0 047 D1155 MA165 R1157 1...

Page 55: ...1 C7617 0 01 L7605 10u C7616 6V47 L7601 10u C7605 6V47 C7608 0 01 R7601 330 R7611 330 C7601 50V1 D7602 MA4300NM L7603 0 C7603 0 01 A10 LB7601 J0JBC0000015 C7610 1000P 1 2 TU7601 ENG57818G1 A C D ENG57820G1 B ENG57912G1 E 3 4 5 6 A9 L7608 27u A B C D 33u E 7 8 9 10 11 A8 R7606 J0JCC0000124 A7 R7607 J0JCC0000124 12 13 14 15 16 17 18 A6 19 20 C7622 470P C7621 470P 21 22 23 24 25 A5 A4 A2 A1 N SW 5V A...

Page 56: ... A6 A25 A8 A9 A18 A12 B25 B27 B28 B29 B28 B25 B26 B11 B12 B18 B19 B21 B22 B4 B3 B2 B1 B29 C2099 680P R2099 6800 CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP 10 11 SP EX FF REW S VHS PB CAP FG OUT CAP FG IN GND A CYL PFG O REF I REF GND CTL HEAD CTL HEAD CTL AMP REF PB CTL OUT A VDD AD VDD NTSC F ERASE CODE 1 CODE 2 AFC S CURVE SAFETY CYL NOR SER TEST S PHOTO TRACK ENV AUDIO SEL CURR LIMIT A...

Page 57: ...N OUT2 L GND OUT1 VM2 EC PG PG PG OUT PFG VCC COM VM M1 M2 RNF M3 LOWER SATURATION PREVENT CIRCUIT SOFT SWITCH STARTING CONTROL LOGIC TSD CONTROL LOGIC RRE DRIVE AMP AMP MOTOR DRIVE PRE DRIVE MOTOR DRIVE SIGNAL GENERATOR SELECTOR DIFFERENTIAL AMP DIFFERENTIAL AMP DIFFERENTIAL AMP PG FG COMPOSER 12 13 14 15 16 17 18 NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING WHEN Y...

Page 58: ...NG WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE S TO SYSTEM CONTROL SERVO SECTION R7526 22 TIMER CHECK S7501 EVQ11G09K R7503 3600 R7523 5100 S7516 EVQ11G09K PROG GUIDE R SYSTEM CTL 5V R GND PROG PLAY S7519 EVQ11G09K R7506 12K R7505 12K PICTURE MODE S7520 EVQ11G09K R7520 9100 REW TAPE REFRESH S7503 EVQ11L09B R7517 3900 S75...

Page 59: ...1 330K C4061 0 01 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1 2 3 4 5 6 7 80 79 78 77 76 75 74 SP1 SP2 SP1 SP2 DET DET COLOR LEVEL DETECTOR ENVDET HPF COME TANK CR DET MESECAM DET BAND GAP INT EXT FH TRAP REC EQ DET VCA REC MUTE EXT INT CH2 CH1 P R B Y INVERT VCA PREAMP REC ON SP ON CH1 CH2 EP ON R P 0 1 3 3 3 0 4 9 5 2 0 2 4 0 2 4 2 4 2 4 5 2 0 5 2 5 2 5 2 5 0 2 6 2 6 0 0 0 2 1...

Page 60: ...Q Y LPF TRAP NC HP NC DEH N L EMPH ET LPF PC VIDEO AGC ATT 4dB ATT 10dB ATT 6dB ATT 10dB ATT 10dB 629 TRAP 6dBAMP C K NP CONV B D PILOT ERASE BPF PILOT ADD V AMP SQUE LCH CLEAR SYNC GCL P GCL R P R SD R SD P P R P R P R R P P R P R FEC TRAP L SECAM P L SECAM C ACC INT R L SECAM R SVHS EXT DO DO REC SQPB R SDECK R SDECK R SDECK R SDECK SQPB R SDECK P R R ATP R P R P P R R P SVHS L SECAM SVHS L SECA...

Page 61: ...CS GM GL EE GCU GCF GH MAIN C B A TU7601 F1101 P1101 Q1152 Q1151 Q1150 Q1153 IC1200 Q1341 Q1501 P2501 P1531 P2571 P4002 IC1511 P5001 IC1512 Q6307 IR7501 P4001 Q1354 Q1351 Q1502 1 5 VEP06F33P NV MV20GC GCS GM VEP06F33Q NV MV20GL VEP06F33R NV MV20EE VEP06F33S NV MV20GCU GCF VEP06F33T NV MV20GH 1 A B C D E F 2 3 4 5 6 7 8 9 HOT C D A B C E D E A C D E A C D E B C D A C D E C D C D A C D E B K1121 K11...

Page 62: ... 8 Q3001 D 5 Q3003 D 6 Q3202 E 3 Q4081 E 4 Q4082 E 6 Q4083 E 6 Q4084 C 2 Q6305 A 4 Q6306 A 3 Q6307 A 7 Q7701 B 4 QR1342 B 2 QR3001 C 6 QR3004 E 4 QR3008 E 5 QR4061 E 6 QR4081 E 6 QR4082 B 3 QR4504 D 8 QR4506 E 8 IC1200 B 2 IC1511 B 4 IC1512 B 6 IC2501 D 3 IC2502 E 2 IC3001 E 5 IC6001 C 4 IC6201 D 4 IC6301 D 3 IC7501 A 6 TL1002 A 2 TL1006 A 2 TL1008 A 1 TL1009 A 1 TL1015 A 1 TL1029 B 1 TL1038 B 1 T...

Page 63: ...O Chip Select terminal for NAVI Data backup EEPROM Active Low output High Low Low 13 ART V H N O Output terminal for the Artificial V sync 1 In trick playback Artificial V sync inserting timing High Artificial H sync inserting 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 Cont...

Page 64: ...fter 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 For A High fix Low Low Low 30 POS SW4 I In In In 31 POS SW3 I In In In 32 POS SW2 I In In In 33 POS SW1 I In In In 34 RESET I RESET Terminal In In In 35 32KHz IN I Sub clock 32 768KHz osc input terminal In In In 36 32KHz OUT O Sub clock 32 768KHz osc output ter...

Page 65: ...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 66: ... RVS High 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 ...

Page 67: ...d In In In 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...

Page 68: ...9 60 STOP 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 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...

Page 69: ...N005A 3 4 2 1 A C1121 0 033 A 0 068 B C D E C1122 330P L1120 ELF15N003A A ELF15N005A B C D E 2 1 3 4 4 1 3 2 D1140 DF80S 6622 C1155 270P Q1153 2SK2876 VOLTAGE CONTROL R1162 1K R1163 100 C1210 3300P LB1210 0 R1150 1M R1154 1M C1154 0 022 R1153 330 2W LR1150 VLP0392 Q1150 2SK2645 VOLTAGE CONTROL R1155 100K D1151 AU01ZV2 R1161 100 R1160 0 47 1W Q1152 2SC3311A VOLTAGE CONTROL Q1151 2SC3311A VOLTAGE CO...

Page 70: ...N005A 3 4 2 1 A C1121 0 033 A 0 068 B C D E C1122 330P L1120 ELF15N003A A ELF15N005A B C D E 2 1 3 4 4 1 3 2 D1140 DF80S 6622 C1155 270P Q1153 2SK2876 VOLTAGE CONTROL R1162 1K R1163 100 C1210 3300P LB1210 0 R1150 1M R1154 1M C1154 0 022 R1153 330 2W LR1150 VLP0392 Q1150 2SK2645 VOLTAGE CONTROL R1155 100K D1151 AU01ZV2 R1161 100 R1160 0 47 1W Q1152 2SC3311A VOLTAGE CONTROL Q1151 2SC3311A VOLTAGE CO...

Page 71: ... 10u C7618 6V47 C7619 0 01 C7617 0 01 L7605 10u C7616 6V47 L7601 10u C7605 6V47 C7608 0 01 R7601 330 R7611 330 C7601 50V1 D7602 MA4300NM L7603 0 C7603 0 01 A10 LB7601 J0JBC0000015 C7610 1000P 1 2 TU7601 ENG57818G1 A C D ENG57820G1 B ENG57912G1 E 3 4 5 6 A9 L7608 27u A B C D 33u E 7 8 9 10 11 A8 R7606 J0JCC0000124 A7 R7607 J0JCC0000124 12 13 14 15 16 17 18 A6 19 20 C7622 470P C7621 470P 21 22 23 24...

Page 72: ... 10u C7618 6V47 C7619 0 01 C7617 0 01 L7605 10u C7616 6V47 L7601 10u C7605 6V47 C7608 0 01 R7601 330 R7611 330 C7601 50V1 D7602 MA4300NM L7603 0 C7603 0 01 A10 LB7601 J0JBC0000015 C7610 1000P 1 2 TU7601 ENG57818G1 A C D ENG57820G1 B ENG57912G1 E 3 4 5 6 A9 L7608 27u A B C D 33u E 7 8 9 10 11 A8 R7606 J0JCC0000124 A7 R7607 J0JCC0000124 12 13 14 15 16 17 18 A6 19 20 C7622 470P C7621 470P 21 22 23 24...

Page 73: ...C DIAGRAM FOR ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE S TO SYSTEM CONTROL SERVO SECTION R7526 22 TIMER CHECK S7501 EVQ11G09K R7503 3600 R7523 5100 S7516 EVQ11G09K PROG GUIDE R SYSTEM CTL 5V R GND PROG PLAY S7519 EVQ11G09K R7506 12K R7505 12K PICTURE MODE S7520 EVQ11G09K R7520 9100 REW TAPE REFRESH S7503 EVQ1...

Page 74: ...C DIAGRAM FOR ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE S TO SYSTEM CONTROL SERVO SECTION R7526 22 TIMER CHECK S7501 EVQ11G09K R7503 3600 R7523 5100 S7516 EVQ11G09K PROG GUIDE R SYSTEM CTL 5V R GND PROG PLAY S7519 EVQ11G09K R7506 12K R7505 12K PICTURE MODE S7520 EVQ11G09K R7520 9100 REW TAPE REFRESH S7503 EVQ1...

Page 75: ...9 A20 A21 A22 A23 A4 A5 A24 A6 A25 A8 A9 A18 A12 B25 B27 B28 B29 B28 B25 B26 B11 B12 B18 B19 B21 B22 B4 B3 B2 B1 B29 C2099 680P R2099 6800 CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP 10 11 SP EX FF REW S VHS PB CAP FG OUT CAP FG IN GND A CYL PFG O REF I REF GND CTL HEAD CTL HEAD CTL AMP REF PB CTL OUT A VDD AD VDD NTSC F ERASE CODE 1 CODE 2 AFC S CURVE SAFETY CYL NOR SER TEST S PHOTO TRACK...

Page 76: ...9 A20 A21 A22 A23 A4 A5 A24 A6 A25 A8 A9 A18 A12 B25 B27 B28 B29 B28 B25 B26 B11 B12 B18 B19 B21 B22 B4 B3 B2 B1 B29 C2099 680P R2099 6800 CYLINDER SERVO SPEED LOOP CYLINDER SERVO PHASE LOOP 10 11 SP EX FF REW S VHS PB CAP FG OUT CAP FG IN GND A CYL PFG O REF I REF GND CTL HEAD CTL HEAD CTL AMP REF PB CTL OUT A VDD AD VDD NTSC F ERASE CODE 1 CODE 2 AFC S CURVE SAFETY CYL NOR SER TEST S PHOTO TRACK...

Page 77: ...OUT2 L GND OUT1 VM2 EC PG PG PG OUT PFG VCC COM VM M1 M2 RNF M3 LOWER SATURATION PREVENT CIRCUIT SOFT SWITCH STARTING CONTROL LOGIC TSD CONTROL LOGIC RRE DRIVE AMP AMP MOTOR DRIVE PRE DRIVE MOTOR DRIVE SIGNAL GENERATOR SELECTOR DIFFERENTIAL AMP DIFFERENTIAL AMP DIFFERENTIAL AMP PG FG COMPOSER 12 13 14 15 16 17 18 NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING WHEN YOU...

Page 78: ...OUT2 L GND OUT1 VM2 EC PG PG PG OUT PFG VCC COM VM M1 M2 RNF M3 LOWER SATURATION PREVENT CIRCUIT SOFT SWITCH STARTING CONTROL LOGIC TSD CONTROL LOGIC RRE DRIVE AMP AMP MOTOR DRIVE PRE DRIVE MOTOR DRIVE SIGNAL GENERATOR SELECTOR DIFFERENTIAL AMP DIFFERENTIAL AMP DIFFERENTIAL AMP PG FG COMPOSER 12 13 14 15 16 17 18 NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING WHEN YOU...

Page 79: ...2 6V33 R4063 180 R4062 10K R4061 330K C4061 0 01 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1 2 3 4 5 6 7 80 79 78 77 76 75 74 SP1 SP2 SP1 SP2 DET DET COLOR LEVEL DETECTOR ENVDET HPF COME TANK CR DET MESECAM DET BAND GAP INT EXT FH TRAP REC EQ DET VCA REC MUTE EXT INT CH2 CH1 P R B Y INVERT VCA PREAMP REC ON SP ON CH1 CH2 EP ON R P 0 1 3 3 3 0 4 9 5 2 0 2 4 0 2 4 2 4 2 4 5 2 0 5 ...

Page 80: ...2 6V33 R4063 180 R4062 10K R4061 330K C4061 0 01 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1 2 3 4 5 6 7 80 79 78 77 76 75 74 SP1 SP2 SP1 SP2 DET DET COLOR LEVEL DETECTOR ENVDET HPF COME TANK CR DET MESECAM DET BAND GAP INT EXT FH TRAP REC EQ DET VCA REC MUTE EXT INT CH2 CH1 P R B Y INVERT VCA PREAMP REC ON SP ON CH1 CH2 EP ON R P 0 1 3 3 3 0 4 9 5 2 0 2 4 0 2 4 2 4 2 4 5 2 0 5 ...

Page 81: ... Y LPF TRAP NC HP NC DEH N L EMPH ET LPF PC VIDEO AGC ATT 4dB ATT 10dB ATT 6dB ATT 10dB ATT 10dB 629 TRAP 6dBAMP C K NP CONV B D PILOT ERASE BPF PILOT ADD V AMP SQUE LCH CLEAR SYNC GCL P GCL R P R SD R SD P P R P R P R R P P R P R FEC TRAP L SECAM P L SECAM C ACC INT R L SECAM R SVHS EXT DO DO REC SQPB R SDECK R SDECK R SDECK R SDECK SQPB R SDECK P R R ATP R P R P P R R P SVHS L SECAM SVHS L SECAM...

Page 82: ... Y LPF TRAP NC HP NC DEH N L EMPH ET LPF PC VIDEO AGC ATT 4dB ATT 10dB ATT 6dB ATT 10dB ATT 10dB 629 TRAP 6dBAMP C K NP CONV B D PILOT ERASE BPF PILOT ADD V AMP SQUE LCH CLEAR SYNC GCL P GCL R P R SD R SD P P R P R P R R P P R P R FEC TRAP L SECAM P L SECAM C ACC INT R L SECAM R SVHS EXT DO DO REC SQPB R SDECK R SDECK R SDECK R SDECK SQPB R SDECK P R R ATP R P R P P R R P SVHS L SECAM SVHS L SECAM...

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