Memorex MVR2040A C Series Service Manual Download | Manualshive

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IC1002

CP1002

TU6001

SW6001

Q1002

Q1001

SW1001

CP4001

CP4003

D4205

IC1099

D1002

D1004

C6008

OS651

J4201_1

W811

W020

FH502

FH501

C512

R513

L501

R534

C504

C509

Q503

Q510

F501

L504

D515

L505

C514

D514

R527

Q511

D510

R505

W063

C4212

W018

T4001

Q4001

Q4002

Q4004

C4016

C4011

C4001

W160

C4201

Q4201

C4209

C4002

Q4006

Q4005

C4010

L4003

R6004

C4024

C4022

C4017

W064

W062

C4043

Q4009

C4058

C4059

C4060

C4061

C4062

C4034

C4031

C4033

C4030

Q4008

Q4007

SW659

D524

W060

C4026

C4023

C4021

C4065

C4037

Q1006

Q501

TP1002

TP4001

W106

W121

W119

C4045

C4057

W026

W028

W027

W046

W089

W021

W024

W012

X4001

W054

W053

W051

W044

W057

W043

W042

W049

W048

X1001

L1001

W056

C1027

C1022

C1026

C1020

W078

C1012

IC1003

D519

W040

W039

Q1003

R1003

L4007

W005

W108

SW660

R4033

D1008

W105

R4201

W047

W037

C1029

L4005

L4008

W816

W803

C4035

R1053

SW604_1

SW607

SW603_1

SW605

SW608

SW606_1

D511

R511

R514

Q502

D1003

C508

L4001

IC501

TP4201

L6001

W052

W061

W103

J4203_1

C4066

W059

R1054

W125

C6003

R1013

W819

C505

C4050

C4038

W109

R502

D523

D508

D528

D505

CP501

C503

C522

C1001

C1018

C520

C6010

L4002

W813

W070

W071

W006

V651

W097

W098

W055

D503

B501

C518

D517

W107

C1035

C656

W034

R1018

W067

D502

T501

W008

W003

W050

W036

R1021

W045

C657

C519

C523

C502

C506

D651

W102

W088

C4070

C4039

D1005

W821

W131

R663

W093

W090

C4071

W130

R508

R529

B502

R512

D1006

W035

W030

W031

W068

W807

W144

W138

L6002

R1010

W824

W086

W073

W114

W111

W112

W115

W084

W083

W808

W832

W099

W100

W081

R501

W150

W159

W132

W134

W145

W152

R1046

R1041

W022

W023

W116

L6003

R6010

R504

R4027

D512

W004

W079

W019

TP1001

W104

C4044

Q1005

Q1004

C4004

W017

R1007

W001

W015

W014

W013

CP1001

CP1003

CP651_1

W041

W091

W092

CP601_1

CP4002

R4063

R4062

C1013

W828

D1001

D507

W010

W007

W011

D506

W113

W135

W161

W162

W164

W829

W168

W167

W166

D1009

W169

R1015

W812

W827

W025

W101

D504

R4078_1

PRINTED CIRCUIT BOARDS

SYSCON/OPERATION (INSERTED PARTS)

SOLDER SIDE

CP101

Q101

S103

S104

S101

S102

S105

S106

VEX905A

1.6A250V

DECK

SOLDER SIDE

F-1

F-2

CP101

Q101

S103

S104

S101

S102

S105

S106

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Summary of Contents for MVR2040A C Series

Page 1: ...SERVICE MANUAL Design and specifications are subject to change without notice MVR2040A VIDEO CASSETTE RECORDER ORIGINAL MFR S VERSION A ...

Page 2: ...replaced should be used the part which has the same character Especially as to the important parts for safety which is indicated in the circuit diagram or the table of parts as a mark the designated parts must be used 1 KEEP THE NOTICES 3 PUT PARTS AND WIRES IN THE ORIGINAL POSITION AFTER ASSEMBLING OR WIRING There are parts which use the insulation material such as a tube or tape for safety or wh...

Page 3: ...M CONTROL SERVO DECK TUNER OPERATION POWER PRINTED CIRCUIT BOARDS SYSCON OPERATION DECK SYSCON OPERATION SCHEMATIC DIAGRAMS Y C AUDIO CCD HEAD AMP SYSTEM CONTROL SERVO TUNER POWER OPERATION DECK INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEW CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST CONTENTS A1 1 A1 1 A2 1 ...

Page 4: ...Inch G 9 Tape Speed NTSC or PAL M PAL or SECAM SP 33 35 mm sec SP 23 39 mm sec LP 16 67 mm sec LP 11 69 mm sec SLP 11 12 mm sec G 10 Recording Playback Time NTSC or PAL M at SP Mode Max 210 min with T 210 cassette at LP Mode Max 420 min with T 210 cassette at SLP Mode Max 630 min with T 210 cassette PAL or SECAM at SP Mode Max 300 min with E 300 cassette at LP Mode Max 600 min with E 300 cassette ...

Page 5: ...evel 1 Vp p 75 ohm S N Ratio 50 dB Weighted Horizontal Resolution at SP Mode 230 Lines G 23 Audio Signal Input Level Microphone dB Kohm Line dB Kohm RCA 8 dB 50 Kohm Output Level Line dB Kohm RCA 8 dB 1 Kohm 0dB 0 775 Vrms S N Ratio at SP Mode 42 dB Weighted Harmonic Distortion 1 5 1KHz Frequency Response at SP Mode 100 Hz 10 KHz at LP Mode 100 Hz 6 KHz at SLP Mode 100 Hz 4 KHz Hi Fi Audio Signal ...

Page 6: ... FEMKO DEMKO IEC65 CNS SISIR SEMKO NZ HOMOLO SABS GOST NOM AS3159 DENTORI UNE NONE Radiation FCC DOC PTT CE SEV SABA SI NZ HOMOLO UNE CNS CISPR13 DENTORI AS NZS NONE G 35 Temperature Operation 5 ºC 40 ºC Storage 20 ºC 60 ºC G 36 Operating Humidity Less than 80 RH G 37 Clock and Timer Built in 1 Month 8 Events Programmable Timer One Touch Recording Max Time 5 Hours G 38 Timer back up Time More than...

Page 7: ...op FF Rew Rec OTR Pause T Rec Symbol CH AV Clock Memory Pin Code Tape Counter Index Tracking Tape Speed Hi Fi Dirty Head G 42 OSD Language Eng Ger Fre Spa Ita Por Jan OSD Language Setting Eng Ger Fre Spa Ita Por Jan Not Applicable G 43 Carton Master Carton Need No Need Content Set Material Corrugated Carton Dimensions mm W mm D mm H Description of Origin Yes No Gift Box Need No Need Material Singl...

Page 8: ...arch Auto Tracking CH Auto Set Up Auto Clock ATS VIDEO PLUS SHOWVIEW G CODE PDC HQ VHS Standard High Quality VPS Auto Power On Auto Play Auto Rewind Auto Eject Auto Power Off Premiere Canal Full OSD Forward Reverse Picture Search SQPB One Touch Playback SAP CATV Channel Lock Auto CH Memory Anti Theft Just Clock Function Hotel Lock Kurupika Guide CM Skip 30 sec x 6 times Rental Game Position Self S...

Page 9: ...er 1 Ch Down Eject 2 Input Select Play 3 Audio Select Stop 4 TV VCR F FWD 5 Pause Still Rew 6 Slow Timer Rec 7 Slow Speed Up REC OTR 8 Slow Speed Down Auto Tracking 9 Skip Search Tracking Up Menu Speed Tracking Down Set Up TV Monitor Counter Reset Set Down Index Clock Counter Enter Program Zero Return Cancel Video Plus One Touch Playback Call Program Video Plus ...

Page 10: ... slide in direction of arrow B Then lift in direction of arrow C 1 2 A C B Flap Fig 1 2 1 3 DECK CHASSIS Refer to Fig 1 3 1 2 3 4 Remove the 3 screws 1 Remove the screw 2 Disconnect the following connectors CP1001 CP1002 CP1003 CP4001 CP4002 and CP4003 Remove the Deck Chassis in the direction of arrow Bottom Plate Deck Chassis Fig 1 3 1 2 1 1 1 4 SYSCON PCB AND JACK PLATE Refer to Fig 1 4 1 2 3 4 ...

Page 11: ...hassis Main Chassis Cassette Side L Cassette Side R Locker R Fig 2 4 2 5 CASSETTE SIDE L R Refer to Fig 2 5 Unlock the 4 supports 1 and then remove the Cassette Side L R 1 Screw Torque 5 0 5kgf cm B2 1 2 2 FLAP LEVER TAPE GUIDE R Refer to Fig 2 2 NOTE When you install the Cassette Side R be sure to move the Locker R after installing Cassette Side L Cassette Side R 1 1 1 Locker R 1 Fig 2 5 Move the...

Page 12: ...supports 2 and remove the Tension Band Ass y Unlock the support 3 and remove the Tension Holder Remove the SS Brake Spring Remove the SS Arm Brake 1 2 3 4 5 6 7 8 1 2 1 Loading Motor Ass y Link Lever Main Chassis Screw Torque 5 0 5kgf cm Fig 2 7 2 8 SENSOR COVER L3 Refer to Fig 2 8 Unlock the support 1 and remove the Sensor Cover L3 1 Deck PCB BOT Link Ass y B Dumper Spring 3 3 1 2 2 Tension Adjus...

Page 13: ... Spring Remove the screw 1 Unlock the 2 supports 2 and remove the Cassette Opener Remove the Pinch Roller Block Pinch Roller Arm Spring Pinch Roller Lever Ass y and P5 3 Arm Ass y 1 2 3 4 1 2 2 P5 Spring Cassette Opener P5 3 Arm Ass y Pinch Roller Block Pinch Roller Lever Ass y Main Chassis Fig 2 12 A Pinch Roller Arm Spring Screw Torque 5 0 5kgf cm B2 3 Fig 2 12 B 2 13 A C HEAD Refer to Fig 2 13 ...

Page 14: ...stan DD Unit 1 2 3 Screw Torque 5 0 5kgf cm Fig 2 16 2 17 MIDDLE GEAR MAIN CAM Refer to Fig 2 17 A Remove the Polyslider Washer 1 then remove the Middle Gear Remove the E Ring then remove the Main Cam P5 Cam and Pinch Roller Cam Remove the Polyslider Washer 2 then remove the Joint Gear 1 2 3 Capstan DD Unit Capstan Belt 1 1 1 Fig 2 18 1 Clutch Ass y Ring Spring Coupling Gear Clutch Lever 2 2 B2 4 ...

Page 15: ...ve the Loading Gear Spring 2 When you install the Clutch Actuator install as shown in the circle of Fig 2 19 C Refer to Fig 2 19 C Fig 2 19 C Clutch Actuator NOTE Do not touch the roller of Guide Roller B2 5 Fig 2 20 Loading Gear Holder Inclined T P4 Cover Guide Roller Inclined S 1 2 3 4 4 Guide Roller 2 20 INCLINED S T ASS Y Refer to Fig 2 20 Unlock the support 1 and remove the P4 Cover Remove th...

Page 16: ...lop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SER SI ...

Page 17: ...tor Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance C1 2 ...

Page 18: ...Refer to the NOTE FOR THE REPLACING OF MEMORY IC Initialization of the factory NOTE Do not use this for the normal servicing While pressing the CH UP key on the set press the FF key on the set for more than 2 seconds Adjusting of the Tracking to the center position Refer to the MECHANICAL ADJUSTMENT GUIDE ROLLER and ELECTRICAL ADJUSTMENT PG SHIFTER Press the ATR button on the remote control for mo...

Page 19: ...t with the tape Clean the rubber and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head C3 1 CONFIRMATION OF USING HOURS PLAY REC total hours can be checked on the FIP Total hours are displayed in 16 system of notation 1 2 3 4 5 Turn on the POWER While pressing the CH UP button on the set press the FF button on the set for more than 2 seconds Adjust the ADDRESS to ...

Page 20: ...izontally Clean the full erase head in the same manner Refer to the figure below Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold it to the cylinder head softly Turn the cylinder head counterclockwise to clean it in the direction of t...

Page 21: ...H UP key on the set press the FF key on the set for more than 2 seconds ADDRESS and DATA will appear on TV Monitor as FIG 1 ADDRESS DATA 3 4 5 6 7 8 The unit will now have the correct DATA for the new MEMORY IC Fig 1 ADDRESS is now selected and should blink Using the FF or REW button on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA W...

Page 22: ...model JG001T X Value Adjustment For 2 heads model JG001B Monoscope 6KHz For 4 heads model JG001I Color Bar 1KHz For 4 heads model JG001P Hi Fi Audio For 4 heads Hi Fi model JG001S X Value Adjustment For 4 heads model JG002B VSR Torque Brake Torque S Reel T Reel Ass y JG002E Brake Torque T Reel Ass y JG002F VSR Torque Brake Torque S Reel JG005 Guide Roller Adjustment JG153 X Value Adjustment JG022 ...

Page 23: ...Adjustment Jig JG024A A Cut Position Fig 1 2 B B Tension Adjust 1 3 CONFIRMATION OF PLAYBACK TORQUE AND BACK TENSION TORQUE DURING PLAYBACK Load a video tape T 120 recorded in standard speed mode Set the unit to the PLAY mode Install the tentelometer as shown in Fig 1 3 Confirm that the meter indicates 20 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE JG100A 1 2 3 After con...

Page 24: ...djusted precisely at the factory Adjustment is not necessary as usual When you replace the parts of the tape running mechanism because of long term usage or failure the confirmation and adjustment are necessary 2 1 GUIDE ROLLER Playback the VHS Alignment Tape JG001 or JG001B Refer to SERVICING FIXTURE AND TOOLS Connect CH 1 of the oscilloscope to TP4001 Envelope and CH 2 to TP1002 SW Pulse Press a...

Page 25: ...the Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect CH 1 of the oscilloscope to TP4001 CH 2 to TP1002 and CH 3 to HOT side of Audio Out Jack Playback the VHS Alignment Tape JG001S or JG001T Refer to SERVICING FIXTURE AND TOOLS Press and hold the Tracking Auto button on the remote control more than 2 seconds to set tracking to center Set the X Valu...

Page 26: ...3 MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Control Head 6 7 8 9 10 X value adjustment driver hole P4 Post T Brake Spring T Reel S Reel D1 4 ...

Page 27: ...placing electrical parts or PCB assemblies 1 BASIC ADJUSTMENT 1 2 3 4 D2 1 Connect CH 1on the oscilloscope to TP1002 and CH 2 to TP4201 Playback the alignment tape JG001B Press and hold the Tracking Auto button on the remote control more than 2 seconds to set tracking to center While pressing the CH UP button on the set press the STOP button on the set for more than 2 seconds if the indicator ATR ...

Page 28: ...2 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE SYSCON PCB TU6001 T501 ELECTRICAL ADJUSTMENTS D2 2 TP1001 TP4001 TP4201 J4201 TP1002 ...

Page 29: ... KIL FM AGC DELAY PB FM EQ PB PHASE EQ P R C LPF GCA B UP AMP ACC AMP Main CONV 3 58M BPF2 AUTO BIAS P R KIL B D PB AMP 3 58M BPF1 DOUBLE LIM FM DEM SUB LPF V I CONV P R Y LPF YNR COMB N L DEEM NC1 Y C MIX SYNC SEP VCA CLAMP 1 2 FBC Chara INS 6dB P R P R V AGC T4001 CLAMP EQ AMP LINE AMP MUTE ALC SP LP EP H INPUT_SEL TRICK_PB H EE H DOC_XO_CTL REC EE PB C ROTARY H SW AUDIO_MUTE H V REC_ST H ENV DE...

Page 30: ...SEN A 7 2 1 4 3 MS_SEN A Q1005 MS_SEN B Q1004 2 3 4 1 2 3 4 1 Q1003 SW MICRO MOTOR CAPSTAN DD UNIT DECK BLK AT 5V TRICK_PB H EE H DUMMY_V SYNC C ROTARY SP LP EP H H SW AUDIO_MUTE H REC EE PB ENV DET V REC ST H 56 14 CV IN 43 ENV DET V REC_ST H OSD_V CTL H 31 CTL H 32 CV OUT AFT S CURVE 11 45 TV VCR VCR H 84 IIC DATA FS IIC CLK 98 99 VIDEO_OUT TV VCR IIC_DATA IIC_CLK KEY B REM_IN AFT S CURVE CTL CT...

Page 31: ...ER_A REAR OUT JACK J4201 3 Q4201 BUFFER VIDEO_OUT 23 24 SYSCON SERVO DECK Y C AUDIO CCD HEAD AMP 2 21 TV VCR 2 6 12 11 FROM_NORMAL_A IIC_CLK IIC_DATA AFT S CURVE SYSCON SERVO DECK 16 32V AT_13T MONO FRONT JACK J4203 2 4 FRONT_V_IN FRONT_A_IN L E 5 E 6 15 FSC ...

Page 32: ...PLER SW T501 12 13 11 4 5 IC501 KIA431 VOLTAGE CTL IC 1 2 PHOTO COUPLER L501 AC IN Q501 P CON 5V SW POWER_ON H D505 D508 D523 D528 CH UP CH DOWN 2 10 9 Q504 P ON SW E 7 E 8 4 3 SYSCON SERVO DECK 14 11 10 4 23 22 21 17 1 2 25 26 9 6 17 11 31 30 5 1 24 26 23 HEATER_DC HEATER_DC FL_CS FL_SD_OUT FL_S_CLK REM_IN AT 5V POWER 7 6 HEATER_DC HEATER_DC OPERATION MODE VCC 3 1 OS651 FIP DRIVER IC IC 651 BU297...

Page 33: ...1 TP4201 L6001 W052 W061 W103 J4203_1 C4066 W059 R1054 W125 C6003 R1013 W819 C505 C4050 C4038 W109 R502 D523 D508 D528 D505 CP501 C503 C522 C1001 C1018 C520 C6010 L4002 W813 W070 W071 W006 V651 W097 W098 W055 D503 B501 C518 D517 W107 C1035 C656 W034 R1018 W067 D502 T501 W008 W003 W050 W036 R1021 W045 C657 C519 C523 C502 C506 D651 W102 W088 C4070 C4039 D1005 W821 W131 R663 W093 W090 C4071 W130 R508...

Page 34: ...24 R1023 R4210 C1009 C1008 C1010 C1011 R1006 C1033 C1025 C1023 R1051 C1019 C1021 R4060 C4053 C4052 C4056 C4049 C4041 C4025 C4020 C4018 Q4003 C4005 C4006 R4020 C4009 C4003 R1055 C1030 C1031 R1050 C1017 R4028 R4031 R4019 R4026 C4028 C4029 C4032 C4036 C4048 C4055 C501 C507 C511 Q1007 C6002 C4202 R4070 R4072 R605 R607 R602 R603 R601 R4029 C4068 R4053 C510 R1012 C1036 R661 C654 R6008 R4024 C4074 IC651 ...

Page 35: ... 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 70 71 72 73 74 75 76 77 78 79 8 80 81 82 83 84 85 86 87 88 89 9 90 91 92 93 94 95 96 97 98 99 TUNER VIDEO SIGNAL CP4002 IMSA 9604S 06Z13 1 2 3 4 5 6 CP4001 TOC C09X A1 1 2 3 4 5 6 7 8 9 Q4003 DTA124EKA SW CAUTION DIGITAL TRANSISTOR TUNER_A P CON 5V SP LP EP H INPUT_SEL FRONT_A_IN L P CON 5V GND FSC FRONT_V_IN 4FSC FRONT_A_IN L TUNER_V TUNER_A FROM_NORMAL...

Page 36: ... 90 91 92 93 94 95 96 97 98 99 IIC_DATA IIC_CLK AFT S CURVE TV VCR VIDEO_OUT POWER_FAIL POWER_FAIL AC MODEVCC POWER_ON H AT 5V M CON P CON 5V AT 5V AT 12 6_V 4FSC C SYNC GND LDM F F R LDM R AUDIO_MUTE H V REC_ST H SENS_LED CAP_LIMIT CYL_DRIVE GND POWER_ON H GND LDM F LDM R LM LM 4FSC REM_IN DUMMY_V SYNC C SYNC SP LP EP H SP LP EP H TV VCR TRICK_PB H EE H BOT TRICK_PB H EE H V REC_ST H LM C ROTARY ...

Page 37: ...6V KA C6008 47 6 3V KA C4209 10 16V KA C6003 10 16V KA R6004 1K 1 4W R4202 75 R4206 390 R4209 75 R6005 68K R6006 12K R4210 100 R6008 1K R6009 1K R6010 270 1 4W R4201 560 1 2W R4204 2 2K C6001 22P CH C4202 0 01 B C6013 0 1 F C6002 0 033 B C6009 0 01 B C6014 0 001 B C6010 220 6 3V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBAC...

Page 38: ...TURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION CAUTION DIGITAL TRANSISTOR Q501 2SB926 P CON 5V SW Q502 2SD734 CONTROL Q503 2SC4160 OEC YAC1 SWITCHING C503 100 10V KA R507 1K R509 390 R501 27 1 4W R516 3 3K 1 R527 120K 1 2W R502 3 3M 1 2W R506 390 R518 4 3K 1 R510 1K R504 22K 1 4W R534 330K 1 2W R512 33K 1 2W R505 1 8K 1...

Page 39: ...L C654 0 01 B C657 47 35V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 7G 6G 5G 4G 3G 2G 1G HEATER_DC HEATER_DC P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 7G 6G 5G 4G 3G 2G 1G 30V AT 5V GND REM_IN FL_CS FL_SD_OUT FL_S_CLK KEY ...

Page 40: ... PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION Q101 RPT 38PB113 BOT SENSOR OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS DECK SCHEMATIC DIAGRAM G 12 G 11 FROM TO SYSCON SERVO VE8851 PCB5...

Page 41: ...RF CONVERTER TUNER DEMODULATOR EP LP_COM SP_COM NC NC NC EP LP HEAD SP HEAD UN4001 CYLINDER UNIT ASS Y M2001 CAPSTAN DD UNIT ASS Y CAP M F R MOTOR_GND KEY B KEY A KEY B KEY A GND GND GND GND VMX181 PCB010 NC 4 CH 3 CH RF SW SW6001 J4201 AUDIO IN VIDEO IN AUDIO OUT VIDEO OUT Vout CP501 VEX905 NC NC RF AGC CE CLOCK DATA BM TU 32V IF TP IF OUT A IN CH MB V IN CONTROL SIF OUT A OUT AFT CD4001 CD1002 C...

Page 42: ...hematic diagram NOTE SYSCON SERVO 3 PB 200mV 1ms div 8 PB 1V 0 5ms div 13 PB 1V 0 2s div Y C AUDIO CCD HEAD AMP 1 PB 1V 0 2ms div 2 POWER ON 100mV 0 1µs div 4 PB 200mV 0 5ms div 5 REC 20V 5µs div 6 PB 2V 5ms div 9 PB 0 5V 10ms div 10 POWER ON 0 5V 50ns div 11 POWER ON 1V 50ns div 14 POWER ON 1V 5ms div POWER 15 PB 50V 2µs div WAVEFORMS ...

Page 43: ...ON 8x15xT17 5 614 753WSA0124 SHIELD COVER HEAD AMP 615 735WPDA181 BUTTON 2 616 755WPA0015 PLATE COVER POWER 617 85OP700036 HOLDER EOT SENSOR 618 702WSB0015 CABINET TOP 619 722A08A044 SHEET RATING 620 702WSA0059 PLATE BOTTOM 621 702WPA0645 PLATE JACK 622 735WPDA180 BUTTON 1 701 8110226804 SCREW TAP TITE P BIND 2 6x8 702 8107240802 SCREW TAP TITE S BIND 4x8 703 8107140B94 SCREW TAP TITE S PAN 4x29 7...

Page 44: ...SS Y S M2001 1510398030 CAPSTAN DD UNIT F2QSB02 M2003 1589311005 MICRO MOTOR F2OEL82 320 85OA400178 PINCH ROLLER LEVER ASS Y PCB550 A4C831B550 DECK PCB ASS Y VE8851 321 85OA600188 BRAKE T ASS Y S Q101 0000700320 TRANSISTOR PHOTO RPT 38PB113 322 85OA600191 CAP BRAKE ASS Y S UN4001 A4C831B500 CYLINDER UNIT ASSY A4C831B500 323 85OA900213 LINK ASS Y 324 85OA900216 LINK LEVER ASS Y 325 85OP200284 LEVER...

Page 45: ...S REPLACEMENT PARTS LIST D651 D97U05R11C DIODE ZENER MTZJ5 1C T 77 MISCELLANEOUS D1001 0010600060 LED SID1050CM B501 024AT03481 CORE BEADS BL02RN1 R62T2 D1002 D2LXE65800 DIODE SILICON 1N4005E G23 B502 024AT03655 CORE BEADS BL01RN1 A63T6 D1003 D93T11201A DIODE ZENER TMPG06 12A G3 CD501 120R614902 CORD AC U4N 0R614902 D1004 D2LXE65800 DIODE SILICON 1N4005E G23 CD651 122F040702 CORD JUMPER 2F040702 D...

Page 46: ...RBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP POLYPROPYLENE CAPACITOR CPL PLASTIC CAPACITOR CMP METAL POLYESTER CAPACITOR CMPL METAL PLASTIC CAPACITOR CMPP METAL POLYPROPYLENE CAPACITOR J3 2 ...

Page 47: ...M4C8 A1B B034007 SPEC NO O R NO ...

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