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Emerson EWV601A, Service Manual

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Emerson EWV601A Service Manual Download Page 46

DECK MECHANISM 

SECTION

VIDEO CASSETTE RECORDER

EWV601A/KVS600A/SSV6001A

TABLE OF CONTENTS

Standard Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1-1

Service Fixtures and Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2-1

Mechanical Alignment Procedures  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3-1

Disassembly / Assemly Procedures of Deck Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4-1

Alignment Procedures of Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4-9

Sec. 2: Deck Mechanism Section

I

 Standard Maintenance

I

 Alignment for Mechanism

I

 Disassembly/Assembly of Mechanism

I

 Alignment Procedures of Mechanism

Summary of Contents for EWV601A

Page 1: ... REW POWER VIDEO AUDIO L R POWER VCR TV VCR TV PLAY REC CHANNEL TAPE SPEED TAPE IN TIMER MENU SERVICE MANUAL VIDEO CASSETTE RECORDER Sec 1 Main Section I Specifications I Preparation for Servicing I Adjustment Procedures I Schematic Diagrams I CBA s Sec 2 Deck Mechanism Section I Standard Maintenance I Alignment for Mechanism I Disassembly Assembly of Mechanism I Alignment Procedures of Mechanism ...

Page 2: ...injury to service personnel The possibility exists that improper ser vice methods may damage the equipment It also is important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Funai could not possibly know evaluate and advice the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Funai has not und...

Page 3: ... Instructions 1 6 1 Electrical Adjustment Instructions 1 7 1 Block Diagrams 1 8 1 Function Indicator Symbols 1 8 11 Power Supply Trouble Shooting Guide 1 8 12 Schematic Diagrams CBA s and Test Points 1 9 1 Waveforms 1 10 1 Wiring Diagrams 1 11 1 System Control Timing Charts 1 12 1 IC Pin Function Descriptions 1 13 1 Lead Identifications 1 14 1 Sec 1 Main Section I Specifications I Preparation for ...

Page 4: ...Burst 1 4 Video Color S N AM R P dB 37 41 SP Mode 1 5 Video Color S N PM R P dB 30 36 SP Mode 1 6 Resolution PB Line 230 245 SP Mode 2 Servo 2 1 Jitter Low µsec 0 07 0 12 SP Mode 2 2 Wow Flutter 0 3 0 5 SP Mode 3 Normal Audio 3 1 Output PB dBV 9 6 3 SP Mode 3 2 Output R P dBV 9 6 1 5 SP Mode 3 3 S N R P dB 36 41 SP Mode 3 4 Distortion R P 1 0 4 0 SP Mode 3 5 Freq resp R P at 200Hz dB 11 4 SP Mode ...

Page 5: ...especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before solder ing F Observe that the wires ...

Page 6: ... and externally exposed accessible parts RF termi nals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fi...

Page 7: ...e the flat pack IC with tweezers while apply ing the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee zers Fig S 1 6 Caution 1 Do not supply hot air to the chip parts around the flat pac...

Page 8: ... pins of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing e...

Page 9: ...ur due to a potential difference caused by electro static charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1MΩ that is prop erly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the workbench or other surface where the semi ...

Page 10: ...s will stop the function of Tape Start Sensor Tape End Sen sor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors are inactive do not run a tape all the way to the start or the end of the tape to avoid tape damage About REC Safety Switch Caution The REC Safety Switch is directly mounted on ...

Page 11: ...8 VCR TV indicator 19 TAPE IN indicator 20 TIMER indicator 21 REC indicator DESCRIPTION OF CONTROLS 1 POWER button 2 NUMBER buttons 3 MENU button 4 DISPLAY button 5 SLOW button 6 REW button 7 STOP button 8 RECORD button 9 PAUSE STILL button 10 F FWD button 11 PLAY button 12 COUNTER MEMORY button 13 EXIT RESET button 14 SEARCH MODE button 15 CHANNEL buttons 16 VCR TV button 22 AC Power Cord 23 AUDI...

Page 12: ... IN TIMER MENU 1 2 3 4 5 6 1413 9 8 11 16 15 10 7 12 POWER VCR TV REC TAPE IN TIMER 17 18 19 20 21 Remote Control POWER VCR TV 1 2 3 4 5 6 CHANNEL 7 8 9 MENU 0 100 SEARCH MODE DISPLAY SLOW PLAY REW F FWD STOP RECORD PAUSE STILL EXIT COUNTER MEMORY RESET EJECT 17 14 13 11 16 15 12 10 9 3 2 1 5 8 7 6 4 Rear Panel ANT AUDIO VIDEO IN OUT OUT INCH3 CH4 OUT L R IN 22 23 24 25 26 27 29 28 1 Cassette Comp...

Page 13: ... Locking Tabs L 1 and L 2 are fragile Be careful not to break them 1 Release Locking Tab L 3 and remove five Screws S 2 Then slowly lift the VCR Chassis Unit Deck Assembly Function CBA and Main CBA up 2 When reassembling solder wire jumpers as shown in Fig D4 3 Before installing the Deck Assembly be sure to place the pin of LD SW on Main CBA as shown in Fig D5 Then install the Deck Assembly while ...

Page 14: ... 3 Desolder Desolder 4 Function C B A 5 Deck Assembly FE Head Cylinder Assembly AC Head Assembly TOP VIEW From FE Head From Cylinder Assembly From AC Head Assembly Lead with white stripe Lead with white stripe Lead with red stripe From Capstan Motor Assembly Lead connections of Deck Assembly and Main CBA Fig D4 ...

Page 15: ...1 6 3 HB300DC LD SW Pin Hole Hole Shaft Cam Gear 6 Main C B A 5 Deck Assembly 6 Main C B A SW507 LD SW Pin Fig D5 ...

Page 16: ...e Dual trace with 10 1 probe V Range 0 001 50V Div F Range DC AC 20MHz 2 Alignment Tape FL8A Head Switching Position Adjust ment Purpose To determine the Head Switching point during playback Symptom of Misadjustment May cause Head Switching noise or vertical jitter in the picture Reference Notes Play back the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video output wav...

Page 17: ... SLP 45 SP LP SLP BLUEBACK ON 66 BLUEBACK ON P ON L 60 P ON L P DOWN L 63 P DOWN L H A SW 16 H A SW H A COMP 14 H A COMP 44 PICTURE SEL PICTURE SEL D PB H D REC H SW506 REC SW FROM TO VIDEO BLOCK TO AUDIO BLOCK FROM TO Hi Fi AUDIO BLOCK 3 1 KEY 2 KEY SWITCH CL507 CN651 FUNCTION CBA 1 8 1 1 8 2 HB4J0BLS WF10 WF11 CLOCK DATA TU701 TUNER UNIT 61 INSEL ST SL INSEL ST SL 7 11 12 TIMER LED CAS IN LED VC...

Page 18: ...90 91 42 30 31 31 30 40 CHARA MIX 6dB AMP ENV DET AGC AMP HPF FROM TO SERVO SYSTEM CONTROL BLOCK FROM TO SERVO SYSTEM CONTROL BLOCK CYLINDER ASSEMBLY R L RF SW RF SW 93 V ENV H A SW H A COMP H A COMP TP302 WF2 VIDEO L 2 HEAD VIDEO R 2 HEAD TP301 C PB BUFFER D V SYNC C SYNC BLUEBACK ON BLUEBACK ON BLUEBACK SP LP SLP SP LP SLP C ROTA D V SYNC C ROTA 34 14 71 39 59 41 PICTURE SEL PICTURE SEL 36 73 TR...

Page 19: ...2 FE H GND CL501 1 8 5 1 8 6 HB4J0BLA MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 16 11 12 D REC H D REC H REC EE PB A MUTE H D PB H FROM SERVO SYSTEM CONTROL BLOCK FULL ERASE HEAD WF8 2 SIF A IN L A IN R A IN L F A IN R F A OUT R N A OUT MOD A N A IN JK751 JK752 JK754 JK755 A OUT R A OUT L A IN L A IN R A IN L A IN R FROM TO Hi Fi AUDIO BLOCK FRONT REAR A OUT L TYPE A TU701 AUDIO IN 2 S...

Page 20: ... 78 37 38 39 54 77 1 40 26 24 27 SIF A IN R A IN L N A OUT A IN R F A IN L F AGC AGC DET 49 MUTE A OUT L MOD A A OUT R N A IN Hi Fi H SW A MUTE H NORMAL H 51 ST SAP MODE TO AUDIO BLOCK Hi Fi DATA Hi Fi CLK Hi Fi CS P ON 9V TO SERVO SYSTEM CONTROL BLOCK Hi Fi AUDIO R HEAD Hi Fi AUDIO L HEAD CYLINDER ASSEMBLY MAIN CBA Hi Fi A R 7 Hi Fi COM 8 Hi Fi A L 9 CL253 IC451 MTS SAP Hi Fi AUDIO PROCESS Hi Fi ...

Page 21: ...TINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MEMO TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide A V A V HB4J0BLP 1 8 9 1 8 10 AC001 F001 1A 250V LINE FILTER L001 D001 D004 BRIDGE RECTIFIER Q001 Q002 ...

Page 22: ...IMER Led Mode Indicator Active POWER Power on H Power off L VCR TV VCR mode H TV mode L TAPE IN 1 When reel and capstan mechanism is not functioning correctly 2 When tape loading mechanism is not functioning correctly 3 When cassette loading mechanism is not functioning correctly 4 When the drum is not working properly Cassette in H Cassette out L Cassette in Cassette in Cassette in Cassette in Bl...

Page 23: ...r form check according to the step 1 and 2 of repair method 1 and check the following parts Remove the part from PCB Switching FET Q001 source resistor R014 gate resistor R008 and start resistor R004 and R005 Repair method 3 A circuit to turn on switching FET Q001 may not work and this may be regarded as a cause of trouble Even if the load at the secondary side is short circuited it cannot be dete...

Page 24: ...dentified by the mark in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same safety characteristics as speci fied in the parts list may create shock fire or other hazards Capacitor Temperature Markings Capacitors and transistors are represented by the fol low...

Page 25: ...bility of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Wire Connectors 1 Prefix symbol CN means connector can disconnect and reconnect 2 Prefix symbol CL means wire solder holes of the PCB wire is soldered directly 5 Mode SP REC 6 Voltage indications for PLAY and REC modes on the schematics are as show...

Page 26: ...1 Main 1 4 Schematic Diagram Note When it is necessary to replace one or more of the following Diodes all five should be replaced D595 D596 D597 D598 D599 1 Main 1 4 Schematic Diagram Ref NO Position IC501 D 3 Q501 E 2 Q503 A 3 Q504 A 2 Q506 B 2 CL501 F 4 CL502 F 5 CL504 F 4 CL507 A 4 VR501 A 3 TP502 D 4 TP505 B 2 TP506 B 3 TEST POINTS ICS VARIABLE RESISTORS CONNECTORS TRANSISTORS ...

Page 27: ... Q302 J 4 Q303 J 4 Q391 J 2 Q421 H 2 Q422 G 1 Q425 H 1 Q426 G 1 CL253 G 5 TP301 H 4 TP302 H 1 TP303 I 2 TP751 L 2 TP753 L 2 TP754 L 2 ICS CONNECTORS TEST POINTS TRANSISTORS Note The Tuner Unit TU701 is either type A or type B These two types are exchangeable and can be equally used whichever the model is The difference between type A and type B is shown in the table below 2 TYPE B UTUNNTUAL030 TYP...

Page 28: ...ause some components in the power supply circuit to fail CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MEMO TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide A V F Main 3 4 Schematic Diagra...

Page 29: ...Q1 R1 S1 T1 Q2 R2 S2 T2 Q3 R3 S3 T3 PB Audio Signal PB Video Signal REC Audio Signal REC Video Signal Main 4 4 Schematic Diagram 1 9 11 1 9 12 HB4J0SCM4 ...

Page 30: ...1 9 13 1 9 14 HB4J0SCF Function Schematic Diagram EWV601A Function Schematic Diagram SSV6001A Function Schematic Diagram KVS600A HB431SCF HB4L0SCF ...

Page 31: ...01013 B NOTE Either BHB400F01013 BHB400F01014 is used for the Function CBA in this S M 1 9 15 1 9 16 Function CBA Top View Function CBA Bottom View BHB400F01014 B Function CBA Top View Function CBA Bottom View ...

Page 32: ...PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MEMO TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide A V F BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USE...

Page 33: ...e A V F BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USED ALSO IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT SLOWLY WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT A VARIABLE ISOLATION TRANSFORMER IS REQUIRED Note The Tuner Unit TU701 is either type A or type B Wave Form will be different It depends on the type of tuner used on the u...

Page 34: ...PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE ATTENTION POUR UNE PROTECTION CONTINUE LES RISQES D INCELE N UTILISER QUE DES FUSIBLE DE MEMO TYPE RISK OF FIRE REPLACE FUSE AS MARKED This symbol means fast operating fuse Ce symbole reprèsente un fusible à fusion rapide A V F BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USE...

Page 35: ...e A V F BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT AN ISOLATION TRANSFORMER MUST BE USED ALSO IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT SLOWLY WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT A VARIABLE ISOLATION TRANSFORMER IS REQUIRED Note The Tuner Unit TU701 is either type A or type B Wave Form will be different It depends on the type of tuner used on the u...

Page 36: ... is either type A or type B Wave Form will be different It depends on the type of tuner used on the unit you are servicing V OUT 0 1V x 10 RF SW 0 5V x 10 50usec PLL DATA 0 1V x 10 2msec C PB 10mV x 10 RF SW 0 5V x 10 5msec MOD V 20mV x 10 2msec PLL CLK 0 1V x 10 2msec WAVEFORMS 1 10 1 U25WFF WF14 TU VIDEO 20mV x 10 10usec ...

Page 37: ... FWD REV 10 D CONT 11 D PG 12 FE H 1 FE H GND 2 CL501 CL502 CL504 CL253 CAPSTAN MOTOR FULL ERASE HEAD FE HEAD VIDEO R 1 HEAD VIDEO L 1 HEAD GND KEY2 2 3 2 KEY1 1 3 1 CN651 CL507 AC CORD ANT IN ANT OUT VIDEO OUT AUDIO IN R AUDIO IN L VIDEO IN AUDIO OUT R AUDIO OUT L REAR VIDEO IN AUDIO IN R AUDIO IN L FRONT VIDEO L 2 HEAD VIDEO R 2 HEAD Hi Fi AUDIO R HEAD Hi Fi AUDIO L HEAD M DRUM MOTOR PG SENSOR M...

Page 38: ...51V 1 98V 1 80V AU 3 20V 3 75V 3 40V AL 0 26V 0 65V 0 44V SS 4 51V 5 00V 5 00V GC 2 61V 3 19V 2 97V RS Note Note EJ RS Loading FWD LM FWD H LM REV L RS EJ Loading REV LM FWD L LM REV H Stop A Loading Stop B Unloading Note Symbol Loading Status EJ Eject CL Eject REW Reel SB REW Reel Stop B TL Stop B Brake Cancel FB Brake Cancel SF Stop A AU Stop A Play REC AL Play REC Still Slow SS Still Slow Capst...

Page 39: ...ignal 5 C DRIVE 37 PB CTL 10 C F R 11 H A SW 12 ROTA AT H Z H L L ST BL STILL FRAME ADVANCE STILL The first rise of RF SW after a rise in F AD signal Stop detection T2 Slow Tracking Value Acceleration Detection T1 Reversal Limit Value Fig 1 ...

Page 40: ...Internal Signal 5 C DRIVE 37 PB CTL 10 C F R 11 H A SW 12 ROTA STILL STILL AT ST BL Stop detection T2 Acceleration Detection T1 Slow Tracking Value Reversal Limit Value FRAME ADVANCE The first rise of RF SW after a rise in F AD signal Fig 2 ...

Page 41: ...V LD FWD LD FWD LD REV LD REV LD REV 0 5S PIN NO CL EJ SB TL SB GC FB GC SS AL SS AU AU TL 74 LD SW CL GC 59 LM FWD M REV C DRIVE Z ON ON VCR 48 C F R DRUM ROTATION 60 P ON POWER OFF STOP PLAY RS FS STILL SLOW PLAY STOP PLAY 13 A MUTE H 62 D REC H 2 TV VCR 61 D PB L DISPLAY PAUSE SLOW AU RS AL AL AL SF SS AL AU AU AU SF FB SF SF AL AL 1 5S 2H 2 5S 4H 0 2S 0 1S EJ AL RS SF AU TL FB SS SB 0 2S 0 8S ...

Page 42: ...EV LD REV LD REV FF PIN NO SF FB TL AL GC FB GC SS AL SS AU AU TL 74 LD SW CL GC 59 LM FWD M REV C DRIVE Z ON ON VCR 48 C F R DRUM ROTATION 60 P ON STOP FF STOP REW STOP REC REC REC PAUSE STOP 13 A MUTE H 62 D REC H 2 TV VCR 61 D PB L DISPLAY PAUSE REC or PAUSE STOP EJECT STOP EJECT STOP EJECT AU FB FB AU SS GC RS AL AL SF FB TL SB CL EJ RS SS GC AL AU AU AU FB SF SF SF SF SF AU AL AL FB SF EJ AL ...

Page 43: ...PULSE 22 GND GND 23 N U Not Used 24 OSDVss OSDVss 25 IN REC SW Recoding Safety SW Detect With Record tab L With out Record tab H H L 26 IN C VIDEO IN Composite Video Signal Input Slicer 27 IN VHOLD Condenser Connected Terminal Slicer 28 HLF LPF Connected Terminal Slicer 29 GND GND 30 OUT OSD BB OUT Composite Video Signal Output Blue Back 31 OUT OSD CHARA OUT Character Output Superimposed 32 OSDVcc...

Page 44: ...trol Signal A D 70 IN V ENV Video Envelope Comparator Signal A D 71 IN PG DELAY Video Head Switching Pulse Signal Adjusted Voltage A D 72 IN KEY 1 A D Key Data Signal 1 A D 73 IN KEY 2 A D Key Data Signal 2 A D 74 IN LD SW Deck Mode Position Detector Signal A D 75 IN ST S Tape Start Position Detector Signal A D 76 AVcc A D Converter Power Input Standard Voltage Input 77 FLDVCC FLDVcc 78 FLDVP GND ...

Page 45: ...F4M T KTA1266 GR KTC3193 Y KTC3199 Y GR BL 2SC2785 J H F K 2SA1015 GR TPE2 KTA1267 Y GR KTC3198 Y GR KRC103M KRA103M 2SA1175 J H F 2SC1815 BL TPE2 2SC1815 Y TPE2 2SC1815 GR TPE2 2SC3331 T U 2SC2120 Y TPE2 KTC3203 Y E C B E C B 2SC536NF NG NPA AT A K C E LTV 817 B C F EL817 A B C QSZAA0RMB108 LA71091M S D G 2SK3374 2SK3472 2SK2599 E C MID 32A22 PT204 6B 12 LEAD IDENTIFICATIONS ...

Page 46: ...1 Service Fixtures and Tools 2 2 1 Mechanical Alignment Procedures 2 3 1 Disassembly Assemly Procedures of Deck Mechanism 2 4 1 Alignment Procedures of Mechanism 2 4 9 Sec 2 Deck Mechanism Section I Standard Maintenance I Alignment for Mechanism I Disassembly Assembly of Mechanism I Alignment Procedures of Mechanism ...

Page 47: ...bove refer to Deck Exploded Views B73 Recording Model only H Hours Check I Change Deck Periodic Service Schedule Ref No Part Name 1 000 H 2 000 H 3 000 H 4 000 H B2 Cylinder Assembly I I B3 Loading Motor Assembly I B8 Pulley Assembly I I B27 Tension Lever Sub Assembly I I B31 AC Head Assembly I B573 B574 Reel S Reel T I B37 Capstan Motor I I B52 Cap Belt I I B73 FE Head I B133 Idler Assembly I I B...

Page 48: ... hard material but since it is very thin avoid cleaning it vertically 2 Wait for the cleaned part to dry thoroughly before operating the unit 3 Do not reuse a stained head cleaning stick or a stained chamois cloth Cleaning of Audio Control Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotton swab in 90 isopropyl alcohol and clean the audio control head Be care...

Page 49: ...J 1 2 Alignment Tape FL8N 2Head only FL8NW 4Head only Azimuth and X Value Adjustment of Audio Control Head Adjustment of Envelope Waveform J 2 Guide Roller Adj Screwdriver Available Locally Guide Roller J 3 Mirror FSJ 0004 Tape Transportation Check J 4 Azimuth Adj Screwdriver Available Locally A C Head Height J 5 X Value Adj Screwdriver Available Locally X Value ...

Page 50: ...that the Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide prepara tions come to the Eject Position Stop turning when the preparations begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction con tinuously and the casse...

Page 51: ... the X value and envelope Not good Do the final tape traveling test to see that the tape runs normally in play mode with out creasing or slacking Completion Not good OK OK OK Not good Not good OK Flowchart of Alignment for tape traveling 1 A 1 A 1 B 1 C 1 C 1 D 1 D 1 B 1 C 1 B 1 C 1 A 1 Tape Interchangeability Algnment Note To do these alignment procedures make sure that the Tracking Control Circu...

Page 52: ...sition of the Audio Control Erase Head Symptom of Misalignment If the Horizontal Position of the Audio Control Erase Head is not properly aligned maximum envelope can not be obtained at the Neutral position of the Tracking Control Circuit 1 Connect the oscilloscope to TP301 C PB and TP303 CTL on the Main CBA Use TP302 RF SW as a trigger 2 Play back the Gray Scale of the Alignment Tape FL8NW and co...

Page 53: ...of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 4 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 5 When Guide Rollers 2 and 3 Refer to Fig M3 are aligned properly there is no envelope drop either at the beginning or end of track as shown in Fig M9 Note Upon c...

Page 54: ...older 3 S 5 8 8 Loading Motor Assembly T DM1 DM7 Desolder LDG Belt 2 S 6 9 9 AC Head Assembly T DM1 DM7 S 7 10 2 Tape Guide Assembly T DM1 DM8 P 2 11 10 Door Opener B T DM1 DM8 L 1 L 2 12 11 Pinch Arm B T DM1 DM8 P 3 13 12 Pinch Arm A Assembly T DM1 DM8 14 14 FE Head T DM1 DM9 S 8 15 15 Prism T DM1 DM9 S 9 16 2 Slider Shaft T DM10 S 10 L 3 17 16 C Drive Lever L T DM10 18 16 C Drive Lever R T DM10 ...

Page 55: ...L 2 7 Adjustment Information for Installation Refer to Deck Exploded Views for lubrication 33 2 25 M Brake T Assembly T DM1 DM16 P 6 34 2 25 M Brake S Assembly T DM1 DM16 P 7 35 34 Tension Lever Sub Assembly T DM1 DM16 36 35 T Lever Holder T DM1 DM16 L 6 37 33 M Gear T DM1 DM16 C 6 38 2 15 Sensor Gear T DM1 DM16 C 7 39 33 Reel T T DM1 DM16 40 35 Reel S T DM1 DM16 41 31 35 Moving Guide S Preparatio...

Page 56: ...2 4 3 U25NDA 14 13 11 10 12 7 46 8 29 40 38 37 39 42 41 43 9 33 15 35 36 34 Fig DM1 Top View Fig DM2 Bottom View 31 19 32 24 25 27 26 23 28 21 30 20 22 ...

Page 57: ...rst while pushing the locking tab as shown in the right slide and pull up the right side on 2 to release Pin A and Pin B from the slots A Then remove Pin C and Pin D on 2 from the slots B as shown 1 2 A Fig DM4 3 4 5 6 S 3 S 2 S 4 P 1 Fig DM5 7 46 L 8 A View for A S 5 Fig DM6 Desolder from bottom Lead with Blue Stripe ...

Page 58: ...of 12 are in the grooves of 28 as shown 11 13 12 A 10 L 1 P 3 Adj Screw P 2 L 2 View for A Fig DM8 14 15 S 9 S 8 Fig DM9 17 16 18 S 10 L 3 After removing the Screw S 10 while pressing the Locking Tab L 3 remove 16 Fig DM10 8 8 9 S 7 S 6 LDG Belt A View for A Fig DM7 Desolder from bottom Lead with White Stripe ...

Page 59: ...2 4 6 U25NDA 19 S 11 Cap Belt Fig DM11 20 C 1 A 21 Portions A Portions A View for A Portions A on 21 must be set in the slot on 20 as shown Fig DM12 ...

Page 60: ...Pin of 30 Position of Mode Lever when installed Pin of 34 Fig DM14 23 P 4 C 3 P 4 28 28 23 When installing 23 install the spring P 4 to 28 as shown in the left figure and then install 23 while pressing the spring P 4 to the direction of the arrow in the left figure and confirming that the position of the spring P 4 is placed as shown in the left figure Pin on bottom of 23 Pin on 22 Position of pin...

Page 61: ...2 4 8 U25NDA 32 30 29 L 5 P 5 31 Refer to the Alignment Section Page 2 4 9 Fig DM15 L 6 P 7 P 6 C 6 34 40 37 35 39 33 36 turn turn turn 38 C 7 Fig DM16 41 42 43 L 7 Fig DM17 45 44 Slide Fig DM18 ...

Page 62: ...o the mechanical or electrical parts Alignment points in Eject Position Alignment 1 Loading Arm S and T Assembly Install Loading Arm S and T Assembly so that their triangle marks point to each other as shown in Fig AL2 Alignment 2 Mode Gear Keeping the two triangles pointing at each other install the Loading Arm T Assembly so that the last tooth of the gear meets the most inside teeth of the Mode ...

Page 63: ...ly Install the Rack Assembly so that the first tooth on the gear of the Rack Assembly meets the first groove on the Cam Gear A as shown in Fig AL4 Cam Gear A First tooth First groove on the Cam Gear A Alignment 3 Top View Gear on Rack Assembly Fig AL4 ...

Page 64: ...VIDEO CASSETTE RECORDER EWV601A KVS600A SSV6001A TABLE OF CONTENTS Exploded Views 3 1 1 Mechanical Parts List 3 2 1 Electrical Parts List 3 3 1 Deck Parts List 3 4 1 Sec 3 Exploded views and Parts List Section I Exploded views I Parts List ...

Page 65: ...3 1 1 HB4J0FEX EWV601A KVS600A SSV6001A A18 A1X A9 A8 A8 A1X A9 A18 A18 A1X A9 A8 EXPLODED VIEWS Front Panel ...

Page 66: ...ctrical Parts List for parts with this mark Some Ref Numbers are not in sequence A2 2L011 2L011 2L011 A3 AC001 FUNCTION CBA A10 MAIN CBA RS501 2B8 A5 2B34 1B1 2L021 2L021 2L021 2L021 2L021 2L031 2L031 2L031 A14 SENSOR CBA SENSOR CBA ...

Page 67: ...3 1 3 HB4J0PEX X1 S3 Unit X20 X3 X2 X4 S1 X36 A14 2B36 KVS600A Some Ref Numbers are not in sequence S2 S2 S5 Packing ...

Page 68: ...iption Part No SLIDUS OIL 150 0VZZ00226 B2 B35 B553 B410 B411 B494 B567 L1053 B74 B10 L1191 B73 B9 B12 B492 B11 B571 B37 B126 L1466 B501 B8 B121 B426 B560 L1450 L1051 L1467 Floil G 374G 0VZZ00109 Blue grease Chassis Assembly Top View Lubricating Point Chassis Assembly Bottom View Lubricating Point L1468 ...

Page 69: ...loil G 374G 0VZZ00109 Blue grease Bottom Side Grease point Bottom Side Grease point View for A Grease point B516 B559 A B52 B507 B488 B551 B133 B568 B569 B513 B502 B570 B491 B565 B417 L1151 B525 B522 B31 L1406 B148 B521 B520 B416 B518 B564 B585 B487 B573 B574 B499 B27 B508 B414 B505 B572 B558 B557 B3 ...

Page 70: ... Mechanism View 3 Some Ref Numbers are not in sequence Mark Description Part No Floil G 374G 0VZZ00109 Blue grease B359 B529 B360 B303 B514 B555 B563 B300 B562 B482 B355 B354 B483 B425 L1461 L1341 L1341 L1321 B347 L1321 ...

Page 71: ...N 0VM411684 A18 B C LABEL TELEPHONE NUMBER H5730UD SYLVANIA 0VM410320 AC001 AC CORD A0A0280 007 or See Electrical Parts List AC CORD PB8K9F9110A 057 See Electrical Parts List 1B1 DECK ASSEMBLY CZD011 VM1460 N1460FL 2B8 BUSH LED F H3700UD See Electrical Parts List 2B34 SHIELD HEAD HB200UD See Electrical Parts List 2B36 B LABEL EAS H3761UD MAKER NO ZLLFNSLE1 0VM410203 2L011 SCREW P TIGHT 3X10 BIND H...

Page 72: ...ERAMIC CAP FZ Z 0 1µF 50V or CHD1JZBFZ104 CHIP CERAMIC CAP F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP F Z 0 1µF 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1µF 50V CHD1JZ3FZ104 C070 CERAMIC CAP AX B K 100pF 50V or CCA1JKT0B101 CERAMIC CAP AX B J 100pF 50V CCA1JJT0B101 C253 ELECTROLYTIC CAP 1µF 50V M H7 CE1JMAVSL1R0 C255 CHIP CERAMIC CAP MELF F Z 0 01µF 16V or CZM1CZB0F103 CHIP CERAMIC CAP MELF...

Page 73: ... B K 0 047µF 25V or CHD1EKB0B473 Ref No Mark Description Part No CHIP CERAMIC CAP B K 0 047µF 50V or CHD1JK30B473 CHIP CERAMIC CAP B K 0 047µF 25V CHD1EK30B473 C351 CHIP CERAMIC CAP MELF F Z 0 01µF 16V or CZM1CZB0F103 CHIP CERAMIC CAP MELF F Z 0 01µF 16V CZM1CZ30F103 C353 CHIP CERAMIC CAP B K 0 01µF 50V or CHD1JKB0B103 CHIP CERAMIC CAP B K 0 01µF 50V CHD1JK30B103 C354 CHIP CERAMIC CAP CH J 68pF 50...

Page 74: ...ELECTROLYTIC CAP 4 7µF 25V M H7 CE1EMAVSL4R7 C489 ELECTROLYTIC CAP 4 7µF 50V M H7 CE1JMAVSL4R7 C491 ELECTROLYTIC CAP 4 7µF 50V M H7 CE1JMAVSL4R7 C494 CHIP CERAMIC CAP MELF F Z 0 01µF 16V or CZM1CZB0F103 Ref No Mark Description Part No CHIP CERAMIC CAP MELF F Z 0 01µF 16V CZM1CZ30F103 C495 CHIP CERAMIC CAP MELF F Z 0 01µF 16V or CZM1CZB0F103 CHIP CERAMIC CAP MELF F Z 0 01µF 16V CZM1CZ30F103 C497 EL...

Page 75: ...33 T 77 QDTZ001SS133 D013 RECTIFIER DIODE BA157 or NDQZ000BA157 FAST RECOVERY DIODE ERA18 04 QDPZ0ERA1804 D015 RECTIFIER DIODE BA157 or NDQZ000BA157 FAST RECOVERY DIODE ERA18 04 QDPZ0ERA1804 Ref No Mark Description Part No D016 SCHOTTKY BARRIER DIODE SB140 or NDQZ000SB140 SCHOTTKY BARRIER DIODE ERB81 004 AERB81004 D018 ZENER DIODE DZ 9 1BSCT265 or NDTC0DZ9R1BS ZENER DIODE MTZJT 779 1C QDTC0MTZJ9R1...

Page 76: ... Ω or RCX6JATZ0275 CARBON RES 1 4W J 2 7M Ω RCX4JATZ0275 R008 CARBON RES 1 6W J 560 Ω or RCX6JATZ0561 CARBON RES 1 4W J 560 Ω RCX4JATZ0561 R011 METAL OXIDE FILM RES 1W J 68k Ω or RN01683ZU001 METAL OXIDE FILM RES 1W J 68k Ω RN01683KE009 R012 CHIP RES 1608 1 10W J 22k Ω or RRXAJB5Z0223 CHIP RES 1608 1 10W J 22k Ω RRXAJR5Z0223 R014 METAL OXIDE FILM RES 1W J 1 2 Ω or RN011R2ZU001 METAL OXIDE FILM RES...

Page 77: ... R402 CHIP RES 1608 1 10W J 8 2k Ω or RRXAJB5Z0822 CHIP RES 1608 1 10W J 8 2k Ω RRXAJR5Z0822 Ref No Mark Description Part No R407 CHIP RES 1608 1 10W J 2 2M Ω or RRXAJB5Z0225 CHIP RES 1608 1 10W J 2 2M Ω RRXAJR5Z0225 R408 CHIP RES 1608 1 10W J 6 8k Ω or RRXAJB5Z0682 CHIP RES 1608 1 10W J 6 8k Ω RRXAJR5Z0682 R409 CHIP RES 1608 1 10W J 3 3k Ω or RRXAJB5Z0332 CHIP RES 1608 1 10W J 3 3k Ω RRXAJR5Z0332...

Page 78: ... CHIP RES 1608 1 10W J 390k Ω or RRXAJB5Z0394 CHIP RES 1608 1 10W J 390k Ω RRXAJR5Z0394 Ref No Mark Description Part No R535 CARBON RES 1 4W J 270 Ω RCX4JATZ0271 R537 CHIP RES 1608 1 10W J 4 7k Ω or RRXAJB5Z0472 CHIP RES 1608 1 10W J 4 7k Ω RRXAJR5Z0472 R538 CHIP RES 1608 1 10W J 18k Ω or RRXAJB5Z0183 CHIP RES 1608 1 10W J 18k Ω RRXAJR5Z0183 R542 CHIP RES 1608 1 10W J 10k Ω or RRXAJB5Z0103 CHIP RE...

Page 79: ...FXC323LQUA01 X TAL 32 768kHz 20PPM or FXC323LCT001 Ref No Mark Description Part No X TAL 32 768kHz 20PPM FXC323LDS002 TUNER EXCLUSIVE A CN2510 B400 SANYO 0VDM11101 TU701 TUNER UNIT VD045AQ UTUNNTUSP020 TU701 TUNER UNIT TMZH2 001A TU701 Used only if J192 J193 J194 and J215 are used UTUNNTUAL030 J192 PCB JUMPER P18 0MM Used TU701 Part No UTUNNTUAL030 JW18 0 J194 PCB JUMPER P15 0MM Used TU701 Part No...

Page 80: ...CT SWITCH KSM0614B or SST0101HH013 C TACT SWITCH SKQSAF001A SST0101AL041 SW692 C TACT SWITCH KSM0614B or SST0101HH013 C TACT SWITCH SKQSAF001A SST0101AL041 SW694 C TACT SWITCH KSM0614B or SST0101HH013 C TACT SWITCH SKQSAF001A SST0101AL041 SW696 C TACT SWITCH KSM0614B or SST0101HH013 C TACT SWITCH SKQSAF001A SST0101AL041 Ref No Description Part No SENSOR CBA Consists of the following 0VSA12195 TRAN...

Page 81: ...B492 MODE GEAR MK11 0VM305074 B494 DOOR OPENER B MK11 0VM305072 B499 T LEVER HOLDER MK10 0VM304419 B501 WORM HOLDER MK11 0VM305067 B502 CAM GEAR B MK10 0VM304403 B505 PSCW 625504 MK11 0VM413288 B507 REEL WASHER MK9 5 2 1 0 5 0VM410058 B508 S BRAKE SPRING MK10 0VM411121 B513 PSCW 752605 MK10 0VM411516 B514 SCREW RACK MK11 0VM412597 B516 REEL WASHER MK9 5 2 1 0 5 0VM410058 B518 P S W CUT 1 6X4 0X0 5...

Page 82: ...Printed in Japan 2002 02 10 HO EWV601A KVS600A SSV6001A HB4J0UD 431UD 4L0UD ...

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