Toshiba M-V19H01 Service Manual Download Page 3

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TOTAL CONTENTS

Precautions

Specifications

Operating Instructions and Installation

Disassembly and Reassembly

Alignment and Adjustment (Mechanical)

Alignment and Adjustment (Electrical)

Troubleshooting

Exploded View and Parts List

Electric Parts List

Block Diagram

PCB Layout

Wiring Diagram

Schematic Diagrams

10.

11.

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13.

Summary of Contents for M-V19H01

Page 1: ...SERVICE MANUAL FILE NO 120 9803 M V19H01 PRINTED IN KOREA DEC 1998 Television Video Cassette Recorder ...

Page 2: ...438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 TOSHIBA VIDEO PRODUCTS PTE LTD ...

Page 3: ...nd Installation Disassembly and Reassembly Alignment and Adjustment Mechanical Alignment and Adjustment Electrical Troubleshooting Exploded View and Parts List Electric Parts List Block Diagram PCB Layout Wiring Diagram Schematic Diagrams 1 2 3 4 5 6 7 8 9 10 11 12 13 ...

Page 4: ...le brackets metal cabinets screwheads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test Fig 1 1 AC Leakage Test 6 Antenna Cold Check With the unitÕs AC plug disconnected from the AC source connect an electrical jumper across the two AC prongs Connect one lead of the ohmmeter to an AC prong Connect the other lea...

Page 5: ...ring that appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications Always determine the cause of damage or overheating and correct any potential hazards 15 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched o...

Page 6: ...g and accessible conductive parts examples metal panels input terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source and turn the power switch ON Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 meg...

Page 7: ...nerate electrical charges that damage ESDs 5 Use only a grounded tip soldering iron when soldering or unsoldering ESDs 6 Use only an anti static solder removal device Many solder removal devices are not rated as Òanti staticÓ these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESD from its protective package until you are ready to install it Most replacem...

Page 8: ...ck erase 1 audio track erase VIDEO VIDEO Input VIDEO IN jack RCA 1 0Vp p 75 ohm unbalanced Signal to Noise Ratio Better than 43dB Horizontal Resolution Color Monochrome more than 220 lines AUDIO AUDIO Input VIDEO IN jack RCA 8dBm 50kohm unbalanced Horizontal Resolution Color Monochrome more than 220 lines Frequency Response SP 6dB 100Hz 10KHz SLP 6dB 100Hz 5KHz VHF input Ch 2 Ch 13 Cable channels ...

Page 9: ...Color TV VCR Combination OWNER S MANUAL M V19H01 ...

Page 10: ...al Court has held that unauthorized recording of copyrighted TV programs is an infringement of U S copyright laws To prevent damage which may result in fire or electric shock hazard do not expose this appliance to rain or moisture Important Safety Information Always be careful when using your TV VCR To reduce the risk of fire electrical shock and other injuries keep these safety precautions in min...

Page 11: ...u are unable to insert the plug fully into the outlet try reversing the plug If the plug still doesn t fit contact your electrician to replace your outlet Protect the power cord Power supply cords should be routed so that they are unlikely to be walked on or pinched by items placed on or against them Pay particular attention to cords at plugs con venience receptacles and the point where they exit ...

Page 12: ...d if liquid has been spilled on or objects have fallen into the unit if the TV VCR has been exposed to rain or water if the TV VCR does not operate normally by following the operating instructions if the TV VCR has been dropped or the cabinet has been damaged when the TV VCR exhibits a distinct change in performance If you make adjustments yourself adjust only those controls that are covered by th...

Page 13: ...Viewing the On screen Display 9 Viewing the Main Menu 9 Selecting the On screen Language 9 Selecting the Signal Source 10 Programming the Channels 10 Setting the Clock and Calendar 11 Choosing Picture Settings 12 Customizing Picture Settings 12 Resetting Standard Picture Settings 13 Setting the Sleep Timer 13 Using the On Off Timer 13 Chapter 4 VCR Operation 14 Inserting and Ejecting a Video Tape ...

Page 14: ...the Connections 23 Dubbing 24 Chapter 6 Troubleshooting 25 Identifying TV Problems 25 Identifying VCR Problems 25 Spanish Quick Reference Guide 26 Appendix 28 Caring for Your TV VCR 28 Placement 28 Liquids 28 Cabinet 28 Video Heads 28 Temperature 28 About Video Tapes 28 Caring for Video Tapes 28 Recording Speeds 28 The Record Safety Tab 28 Specifications 29 Limited United States Warranty 30 ...

Page 15: ...th Digital auto tracking Repeat play Infra red wireless remote control system Quick start full loading system High speed rewinding High quality video circuitry 181 channel capability frequency synthesized tuner Auto channel programming One touch recording up to four hours Eight hour recording on a single T 160 video cassette Tri lingual on screen displays English Spanish and French Checking Parts ...

Page 16: ... remote control ˆSTOP EJECT button Press to stop a video tape during play record rewind or fast forward Press to eject a video tape if the tape is stopped ØREW button Press to rewind a video tape PLAY button Press to play a video tape FF button Press to fast forward a video tape Volume buttons Press to change the volume or to change features on the menu Channel buttons Press to change channels or ...

Page 17: ...e this terminal VHF UHF IN FROM ANT to connect the TV VCR to a 75 ohm outdoor antenna or cable system See page 5 ˇINPUT AUDIO and VIDEO Use these jacks to connect auxiliary equipment such as a camcorder or another VCR VHF rod antenna and 300 75 ohm adapter Connect the VHF rod antenna to the 300 75 ohm adapter Connect the 300 75 ohm adapter to the antenna terminal on the TV VCR See page 5 3 2 3 1 ...

Page 18: ...R Press to correct programming errors clear programs or reset the tape counter REPEAT Press to play a tape or a section of tape repeatedly ÔSTOP Press to stop a tape EJECT Press to eject a tape ÒMONITOR Press to switch between VCR and television viewing ÚLINE IN Press to select the component connected to the Audio Video jacks ÆSPEED Press to select the tape recording speed ıMUTE Press to silence t...

Page 19: ...eads If you use a different 300 ohm antenna with twin flat leads follow the directions below but skip step 1 ŒPush the stem of the rod antenna into the antenna mount Place the wires from the twin leads under the screws on the 300 75 ohm adapter included Use a screwdriver to tighten the screws ˇPlug the adapter into the terminal on the rear panel of the TV VCR Extend the antenna and adjust it for t...

Page 20: ...oose one of the sections below for connecting a cable system This TV VCR is cable ready you don t need a converter for basic cable channels Cable Without a Converter Box To connect cable without a converter box ŒPlug the incoming cable into the terminal on the rear panel of the TV VCR Cable With a Converter Box If your cable company scrambles some channels and requires you to use a converter box f...

Page 21: ...nect a third coaxial cable between the splitter and the A input on the RF A B switch ˆConnect the fourth coaxial cable between the output on the RF A B switch and the terminal on the TV VCR s back panel Choose the A position on the A B switch to select all non scrambled channels by remote control Choose the B position on the A B switch to select scrambled channels via the converter box When using ...

Page 22: ...down on the back cover s tab then lifting up Install two AA size batteries Make sure to match the and ends of the batteries with the diagram inside the compartment ˇReplace the cover Remove the batteries and store them in a cool dry place if you won t be using the remote control for a long time Batteries last for about one year ...

Page 23: ...ay the time counter ˇPress DISPLAY again to display the counter memory Press DISPLAY once more to remove all displays from the screen and return to normal viewing Viewing the Main Menu ŒWith the power on press MENU The main menu appears on the screen Press MENU again to remove the main menu from the screen The menu will disappear from the screen in less than thirty seconds if you don t press any b...

Page 24: ...ource See Selecting the Signal Source on this page ŒWith the main menu displayed press CH until Setup is highlighted Press VOL ˇPress CH until Auto Program is highlighted Press VOL or VOL button to begin automatic programming The TV VCR automatically cycles through all the channel numbers and places the available channels in memory This takes one to two minutes Press MENU at any time to interrupt ...

Page 25: ...u can still view a channel that is not stored in memory by using the number buttons to select the channel directly Setting the Clock and Calendar To record programs while you are away or to use the sleep timer you must first set the clock and calendar ŒWith the main menu displayed press CH until Time Set is highlighted Press VOL The Time Set menu appears Setting the time ŒPress VOL The hours will ...

Page 26: ...icture settings contrast brightness sharpness color and tint You can also customize these settings Customizing Picture Settings ŒWith the main menu on the screen press CH or CH until Video is highlighted Press VOL The Video menu appears on the screen ˇPress CH or CH to select contrast brightness sharpness color or tint Press VOL or VOL to change the setting The setting for the feature appears on t...

Page 27: ...OL to set the length of time you want the TV VCR to remain on 10 20 30 60 90 120 240 or 360 minutes ˆPress MENU twice to exit the menu system Using the On Off Timer This timer turns the TV VCR on or off at a specific time You may set the on time the off time or both the on and the off time Whatever you choose you must turn the timer on after you set the on or off times ŒFrom the main menu press CH...

Page 28: ...emove it from the TV VCR to protect it from wear and tear Press STOP EJECT on the TV VCR to eject the tape Remove the tape and turn off the TV VCR Playing a Video Tape Playing a Tape ŒInsert the video tape If the tape doesn t begin to play automatically press PLAY The channel indicator mode indicator time counter and tape speed appear on the screen for a moment Then if necessary the TV VCR will au...

Page 29: ... the TRK buttons If automatic tracking doesn t remove the streaks from the picture press and hold the TRK or TRK button until the streaks disappear Using the Time Counter The time counter allows you to keep track of how much time in hours minutes and seconds has elapsed on the video tape The counter can also be useful if you want to find a specific point on a pre recorded tape ŒWhile a tape is pla...

Page 30: ... sure the record safety tab is in place For information on the record safety tab see page 28 The tape speed appears in the upper left corner of the screen Press SPEED repeatedly until the speed you want SLP SP appears SP Standard Play is the most common speed for recording For more information on tape speeds see page 28 ˇSelect the television channel you want by pressing CH or CH or by using the n...

Page 31: ...nformation see page 29 Press the REC button on the remote control three times The OTR time appears in the upper left corner Your recording time options are 30 minutes 1 hour 1 hour and 30 minutes 2 hours 3 hours or 4 hours ˇPress the REC button on the remote control repeatedly until the time you want appears The TV VCR begins recording You can increase the length of time you want to record at any ...

Page 32: ...y which is used in the program review feature For more information see page 20 Use CH or CH to select the channel you want to record Press VOL to lock in the channel you ve chosen If you make a mistake at any point during programming press VOL and CH until the number you want to change is flashing then enter the correct number If you are recording a channel that comes through a cable converter box...

Page 33: ...ter two program times that overlap a program overlap warning appears on the TV screen along with instructions for fixing the overlap The timer indicator on the front panel of the TV VCR is lit when program times are stored ÚPress POWER to turn off the TV VCR Important The TV VCR should be off to record the programs you ve chosen But if you are recording a channel that comes through a cable box be ...

Page 34: ...o see the information for the next program number press VOL or VOL If you re recording through a cable box the Program Review screen displays the output channel of the cable box as the channel number to be recorded If you want to remove a program from memory press CLEAR when the program you want to erase appears on the screen That program is erased from memory The TV VCR is equipped with a program...

Page 35: ...reaches the end of a tape Then it will rewind to the beginning of the tape and begin playing again ŒWith the VCR setup menu on the screen press CH or CH until True Repeat is highlighted Press VOL to turn True Repeat on Press MENU twice to return to normal viewing ˇInsert and play a pre recorded video tape The TV VCR will play the tape until it reaches a the end of the tape Then the TV VCR will sto...

Page 36: ...The word Repeat will appear on the screen ØTo stop block repeat press the STOP P STILL or POWER buttons You can also cancel block repeat by fast forwarding or rewinding to a point outside of the block Viewing Closed Captions Your TV VCR decodes and displays closed captions These captions are usually subtitles for the hearing impaired or translations into another language All VCRs record the closed...

Page 37: ...n Spanish The second field contains additional information that could not be included in the first field Copying or Dubbing a Video To make a copy or dub of another video tape you need your TV VCR a separate VCR or camcorder two A V cables with connectors You can find these at most electronics supply stores Important warning One Federal Court has held that unauthorized recording of copyrighted TV ...

Page 38: ...tinued ˇPress LINE IN on the remote control of the recording TV VCR The words Line in appear in the upper left corner of the TV VCR screen The TV VCR will be recording from the incoming line rather than from the normal broadcast signal Line in will remain on screen until the PLAY button is pressed on the playback VCR To begin recording simultaneously press the REC button on the recording TV VCR s ...

Page 39: ...partment Unit didn t record a program Make sure the antenna or cable is connected and that the TV VCR is receiving the broadcast signal Make sure the record safety tab on the tape is intact Unit didn t record a timer program Make sure the unit was turned off Check the programmed start and stop times Make sure the time is set correctly There is no picture the picture is distorted during video tape ...

Page 40: ...Y Uso repetición de bloque POWER introducción cinta MENU CH CH CH CH VOL CH VOL repetidas veces MENU MENU PLAY REPEAT al inicio del bloque REPEAT al final del bloque Grabación Grabación Fin de grabación POWER introducción cinta SPEED STOP seleccionar canal REC Edición Fin de edición POWER introducción cinta SPEED P STILL seleccionar canal REC P STILL Grabación una pulsación Fin de grabación una pu...

Page 41: ...H CH VOL CH VOL Añadir y suprimir canales POWER seleccionar canal MENU CH CH CH VOL CH CH VOL Ajuste del reloj POWER MENU CH VOL VOL CH o CH VOL CH o CH VOL CH o CH VOL CH o CH VOL CH o CH VOL Combio de ajustes de imágen personalizada POWER MENU VOL CH repetidas veces VOL o VOL Uso de ajustes de imagen estándar POWER P STD repetidas veces Ajuste del temporizador de dormir POWER MENU CH CH CH VOL C...

Page 42: ...emperature If your TV VCR is moved from a cold to a warm place unplug the power cord and allow at least two hours for moisture that may have formed inside the unit to dry completely About Video Tapes Use only video tapes marked VHS with this TV VCR Caring for Video Tapes Keep tapes away from direct sunlight heat or cold Insert tapes with the window side up and the arrow pointing away from you Do n...

Page 43: ...track erase one audio track erase Video Input VIDEO IN jack RCA 1 0 V p p 75 ohm unbalanced Signal to noise ratio Better than 43 dB Horizontal resolution Color Monochrome more than 220 lines Audio Input Audio IN jack RCA 8 dBm 50K ohm unbalanced Signal to noise ratio SP better than 42 dB SLP better than 40 dB Frequency response SP 6 dB 100 Hz 10 KHz SLP 6 dB 100 Hz 5 KHz TV tuners VHF input ch 2 c...

Page 44: ...om the date of shipment to the rental firm whichever comes first Commercial Units Products sold and used for commercial use have a limited ninety 90 day warranty for all parts labor and picture tube Owner s Manual and Demographic Card You should read this owner s manual thoroughly before operating this product You should complete and mail the enclosed Demographic card within ten days after you or ...

Page 45: ...w limitation on how long an implied warranty lasts when an action may be brought or the exclusion or limitation of incidental or consequential damages so the above provisions may not apply to you ATTENTION CANADIAN CONSUMERS CanadianconsumersarerequestedtocompletethespecialCanadian WarrantyRegistrationForm enclosed andforwardthiscompletedformwithacopy of bill of sale to TOSHIBA OF CANADA to Regist...

Page 46: ...TOSHIBA AMERICA CONSUMER PRODUCTS INC ...

Page 47: ...N FULL ASS Y 2 BRAKE MAIN L ASS Y 3 GUIDE ROLLER ASS Y T 4 FULL ERASE HEAD 5 STOPPER TAPE DX7 R DX8 R ONLY 6 GUIDE ROLLER ASS Y S 7 CYLINDER ASS Y 8 LEVER PINCH CAM 9 LEVER PINCH CAM 10 FULL ACE HEAD AAS Y 11 UNIT PINCH ROLLER ASS Y 12 LEVER REVIEW 13 BRAKE SUB R ASS Y 14 REEL DISK R ASS Y 15 GEAR RELAY T ASS Y 16 IDLER ASS Y 17 GEAR RELAY S ASS Y 18 REEL DISK L ASS Y 19 LEVER JOG ASS Y DX8 R RC O...

Page 48: ...3 12 Fig 4 2 Deck Bottom Parts Location 1 LEVER SLIDE PINCH 2 BELT CAPSTAN 3 MOTOR D D CAPSTAN 4 BRAKE CAPSTAN ASS Y 5 GEAR LOADING R ASS Y 6 MOTOR CYLINDER 7 GEAR LOADING L ASS Y 8 SLIDE MAIN 9 LEVER REC SWITCH 10 LEVER IDLER CHANGE 11 CLUTCH ASS Y 12 UNIT LOADING 13 GEAR MASTER ...

Page 49: ...isassembly and Reassembly 4 3 4 1 3 Housing 1 2 3 4 6 5 Fig 4 3 Housing Parts Location 1 CHASSIS SIDE L ASS Y 2 UPPER CHASSIS 3 CHASSIS SIDE R ASS Y 4 SHAFT ARM ASS Y 5 HOLDER CASSETTE ASS Y 6 LEVER DOOR ...

Page 50: ...4 2 1 Removal from Main Base 1 Remove 3 Screws 2 Lift the Housing AssÕy in the direction of arrow ÒBÓ while pushing the tab in the direction of arrow ÒAÓ Refer to detail drawing 3 SCREWS 1 MAIN BASE TAB A 2 B Fig 4 4 Housing Ass y Removal from Main Base ...

Page 51: ...Disassembly and Reassembly 4 5 4 2 2 Disassembly 2 SCREWS UPPER CHASSIS CHASSIS SIDE R HOLDER CASSETTE ASS Y SHAFT ARM ASS Y CHASSIS SIDE L Fig 4 5 Housing Ass y Removal ...

Page 52: ...Disassembly and Reassembly 4 6 4 2 3 Upper Chassis Removal 1 Remove 2 Screws 2 Lift the Upper Chassis in the direction of arrow ÒAÓ 2 SCREWS UPPER CHASSIS 2 A 1 Fig 4 6 Upper Chassis Removal ...

Page 53: ...er to Fig A 2 Remove the Side Chassis ÒLÓ and ÒRÓ from Arm Shaft AssÕy in the direction of arrow ÒBÓ ÒCÓ Refer to Fig B HOLDER CASSETTE ASS Y A 1 2 4 SHAFT ARM ASS Y CHASSIS SIDE L 3 CHASSIS SIDE R SLIDE DAMPER B Fig A Fig B DETAIL REASSEMBLY OF CHASSIS SIDE R SHAFT ARM R SIDE VIEW C D SHAFT ARM R Fig 4 7 Holder Cassette Ass y and Chassis Side L R ...

Page 54: ...Side R Parts Locations Note If you operate the deck when the Cassette AssÕy Holder is removed the Arm Shaft ÒRÓ and the Damper Slide are not returned to their original positions If this happens by accident push the Damper Slide of Side Chassis ÒRÓ in the direction of arrow ÒDÓ and return the Damper Slide in the reverse direction of arrow ÒDÓ when the Arm Shaft AssÕy is in eject mode ...

Page 55: ... 2 Push the Stopper of the Side Chassis ÒRÓ Move the Damper Slide in the direction of arrow 3 Align the Damper Slide with the chassis side tab as shown detail drawing CHASSIS SIDE R CHASSIS SIDE R TAB SLIDE DAMPER 4 STOPPER 3 SLIDE DAMPER 2 SPRING SLIDE DAMPER 1 Fig 4 9 Slide Damper Removal ...

Page 56: ...4 3 Cylinder Ass y 4 3 1 Exploded View of Cylinder Ass y 1 SCREW 3 SCREWS HEAD BRUSH CYLINDER SUB ASS Y HOLDER FPC MOTOR STATOR MOTOR ROTOR RETAINER RUBBER ASS Y CYLINDER BASE 2 SCREWS 3 SCREWS Fig 4 10 Exploded View of Cylinder Ass y ...

Page 57: ...e Tape Stopper in the direction of arrow ÒBÓ STOPPER TAPE B 2 TAB DETAIL A 1 Fig 4 11 Stopper Tape Removal 4 3 3 Head Cleaner Ass y Removal Only for Deck DX7 RC DX8 RC 1 Release 1 tab in the direction of arrow ÒAÓ Refer to detail drawing 2 Lift the Head Cleaner in the direction of arrow ÒBÓ ASS Y HEAD CLEANER B 2 TAB DETAIL A 1 Fig 4 12 Head Cleaner Ass y Removal ...

Page 58: ...m Main Base 1 Remove 3 Screws holding the Main Base and the Cylinder AssÕy 2 Lift the Cylinder AssÕy in the direction of arrow Note Do not touch the video heads during removal or installation CYLINDER ASS Y 2 3 SCREWS 1 Fig 4 13 Cylinder Ass y Removal from Main Base ...

Page 59: ... Head Brush and Holder FPC Removal 4 3 5 Head Brush and Holder FPC Removal 1 Remove 1 Screw and then lift the Head Brush 2 Release the Holder FPC tab holding the Cylinder Base in the direction of arrow Refer to detail drawing 3 Disconnect the Holder FPC from the Cylinder Base Note When disconnecting the FPC Holder from the Cylinder Base ...

Page 60: ... Ass y Removal from Cylinder Base 1 Remove 3 Screws from the Cylinder Base 2 Lift the Cylinder AssÕy from the Cylinder Base in the direction of arrow CYLINDER SUB ASS Y CYLINDER BASE 3 SCREWS 1 2 3 Fig 4 15 Cylinder Ass y Removal from Cylinder Base ...

Page 61: ...sembly 4 15 4 3 7 Motor Rotor Removal 1 Remove 2 Screws 2 Lift the Retainer Rubber AssÕy and the Motor Rotor RETAINER RUBBER ASS Y MOTOR ROTOR MOTOR STATOR CYLINDER SUB ASS Y 2 3 4 5 2 SCREWS 1 Fig 4 16 Motor Rotor Removal ...

Page 62: ...otor and the Cylinder Sub AssÕy are aligned correctly as shown in Fig 3 18 Refer to phase matching hole 2 Reinstall the Retainer Rubber AssÕy and secure with 2 Screws RETAINER RUBBER ASS Y MOTOR ROTOR PHASE MATCHING HOLE MOTOR STATOR CYLINDER SUB ASS Y 2 3 4 5 2 SCREWS 1 Fig 4 17 Assembly of Motor Rotor and Cylinder Sub Ass y ...

Page 63: ...assembly and Reassembly 4 17 4 3 9 Motor Stator Removal 1 Remove 3 Screws 2 Remove the Motor Stator from the Cylinder Sub AssÕy 3 SCREWS MOTOR STATOR CYLINDER SUB ASS Y 1 2 3 Fig 4 18 Motor Stator Removal ...

Page 64: ...Motor Stator and Cylinder Sub Ass y 1 Reinstall the Motor Stator toward the FPC cable of Cylinder Sub AssÕy 2 Secure with 3 Screws Refer to Fig 4 19 MOTOR STATOR CYLINDER SUB ASS Y 1 2 Fig 4 19 Assembly of Motor Stator and Cylinder Sub Ass y ...

Page 65: ...sembly and Reassembly 4 19 4 4 Main Deck Removal and Reassembly 4 4 1 Slide Rack Housing Removal 1 Lift the Slide Rack Housing in the direction of arrow SLIDE RACK HOUSING Fig 4 20 Slide Rack Housing Removal ...

Page 66: ...r and the hole ÒAÓ of Main Base are aligned correctly Eject mode 2 Align the Slot 1 of Master Gear with the Tooth 1 of Rack Housing Slide Refer to timing point SLIDE VIEW DETAIL A TIMING POINT SLOT 1 TOOTH 1 GEAR MASTER TOP VIEW SIDE VIEW 1 SLIDER RACK HOUSING ARM R 2 Fig 4 21 Assembly of Slide Rack Housing and Gear Master ...

Page 67: ... Brake Sub L Removal 1 Remove the Sub ÒLÓ Brake Spring 2 Release the tab in the direction of arrow Refer to detail drawing 3 Lift the Sub ÒLÓ Brake DETAIL SPRING BRAKE SUB L 1 BRAKE SUB L 3 TAB 2 BRAKE SUB L 3 Fig 4 22 Brake Sub L Removal ...

Page 68: ... y Removal 1 Remove the Tension Spring 2 Release the tab in the direction of arrow Refer to detail drawing 3 Lift the Full Tension Arm AssÕy DETAIL SPRING TENSION 1 ARM TENSION FULL ASS Y 3 TAB 2 ARM TENSION FULL ASS Y 3 Fig 4 23 Arm Tension Full Ass y Removal ...

Page 69: ...e Reel Disk ÒLÓ AssÕy 3 Remove the Plain Washer 4 Remove the Slit Washer 5 Lift the Relay ÒSÓ Gear AssÕy Note When reinstalling be sure to install the Reel Disk ÒLÓ AssÕy after installing the Plain Washer DETAIL REEL DISK L ASS Y 2 TAB 1 WASHER PLAIN 3 REEL DISK L ASS Y 2 WASHER SLIT 4 GEAR RELAY S ASS Y 5 Fig 4 24 Reel Disk L Ass y and Gear Relay S Ass y Removal ...

Page 70: ... BRAKE SUB R ASS Y 3 BRAKE SUB R ASS Y DETAIL 3 TAB 2 4 4 7 Brake Sub R Ass y Removal 1 Remove the Sub ÒRÓ Brake Spring 2 Release the tab in the direction of arrow Refer to detail drawing 3 Lift the Brake Sub ÒRÓ AssÕy Fig 4 25 Brake Sub R Ass y Removal ...

Page 71: ... the Reel Disk ÒRÓ AssÕy 3 Remove the Plain Washer 4 Remove the Slit Washer 5 Lift the Relay ÒTÓ Gear AssÕy Note When reinstalling be sure to install the Reel Disk ÒRÓ AssÕy after installing the Plain Washer REEL DISK R ASS Y DETAIL 2 TAB 1 REEL DISK R ASS Y 2 WASHER PLAIN 3 GEAR RELAY T 5 WASHER SLIT 4 Fig 4 26 Reel Disk R Ass y and Gear Relay T Removal ...

Page 72: ... arrow ÒAÓ Refer to detail drawing A 3 Lift the Brake Main ÒLÓ 4 Release the tab in the direction of arrow ÒBÓ Refer to detail drawing B 5 Lift the Main ÒRÓ Brake BRAKE MAIN R ASS Y 5 BRAKE MAIN L ASS Y DETAIL A DETAIL B 3 TAB A B 2 BRAKE MAIN R ASS Y 5 TAB 4 BRAKE MAIN L ASS Y 3 SPRING BRAKE MAIN 1 Fig 4 27 Brake Main L R Ass y Removal ...

Page 73: ...Disassembly and Reassembly 4 27 4 4 10 Idler Ass y Removal 1 Remove the Slit Washer 2 Lift the Idler AssÕy IDLER ASS Y 2 WASHER SLIT 1 Fig 4 28 Idler Ass y Removal ...

Page 74: ...mbly 4 28 4 4 11 Unit Pinch Roller Ass y Removal 1 Remove the Slit Washer 2 Lift the Pinch Roller Unit 3 Lift the Arm Pinch Spring UNIT PINCH ROLLER 2 WASHER SLIT 1 SPRING ARM PINCH 3 Fig 4 29 Unit Pinch Roller Ass y Removal ...

Page 75: ...bly 4 29 4 4 12 Assembly of Unit Pinch Roller 1 Install the Pinch Roller Unit as shown in Fig 4 30 Refer to A B MOTOR D D CAPSTAN UNIT PINCH ROLLER SLIDER PINCH TOP VIEW B SLIDER PUSH A Fig 4 30 Assembly of Unit Pinch Roller ...

Page 76: ...of Lever Pinch Comp Ass y Lever Pinch Cam Arm Review Ass y and Lever Review Ass y LEVER PINCH COMP ASS Y LEVER PINCH CAM ARM REVIEW ASS Y LEVER REVIEW Fig 4 31 Exploded View of Lever Pinch Comp Ass y Lever Pinch Cam Arm Review Ass y and Lever Review Ass y ...

Page 77: ...ease the tab in the direction of arrow Refer to detail drawing 2 Lift the Pinch Comp Lever AssÕy Note DonÕt touch the Pinch Comp Lever AssÕy to Audio Head Base during removal LEVER PINCH COMP ASS Y 2 LEVER PINCH COMP ASS Y 2 TAB DETAIL 1 Fig 4 32 Lever Pinch Comp Ass y Removal ...

Page 78: ...ssembly 4 32 4 4 15 Lever Pinch Cam Removal 1 Release the tab in the direction of arrow Refer to detail drawing 2 Lift the Pinch Cam Lever LEVER PINCH CAM 2 TAB DETAIL 1 LEVER PINCH CAM 2 Fig 4 33 Lever Pinch Cam Removal ...

Page 79: ...ow ÒAÓ and then confirm ÒBÓ Refer to detail drawing ÒAÓ 3 Release the tab in the direction of arrow and then lift the Review Arm AssÕy Note Take extreme care not to damage when removing the Review Arm AssÕy B part of detail drawing A ARM REVIEW ASS Y 2 STOPPER TAB 1 TAB DETAIL B 3 ARM REVIEW ASS Y 2 B A DETAIL A ARM REVIEW ASS Y 2 Fig 4 34 Arm Review Ass y Removal ...

Page 80: ...ssembly and Reassembly 4 34 4 4 17 Lever Review Removal 1 Release the tab in the direction of arrow Refer to detail drawing 2 Lift the Review Lever LEVER REVIEW 2 TAB DETAIL 1 Fig 4 35 Lever Review Removal ...

Page 81: ...assembly and Reassembly 4 35 4 4 18 Belt Capstan Removal 1 Remove the Capstan Belt Note Take extreme care not to touch the grease when removing or reinstalling BELT CAPSTAN 1 Fig 4 36 Belt Capstan Removal ...

Page 82: ...y Removal 1 Remove the Brake Capstan Spring 2 Release the tab in the direction of arrow Refer to detail drawing 3 Lift the Capstan Brake AssÕy SPRING BRAKE CAPSTAN 1 BRAKE CAPSTAN ASS Y 3 TAB 2 DETAIL BRAKE CAPSTAN ASS Y 3 Fig 4 37 Brake Capstan Ass y Removal ...

Page 83: ...mbly 4 37 4 4 20 Motor D D Capstan Removal 1 Remove 3 Screws Top view 2 Lift the Capstan D D Motor in the direction of arrow Bottom view MOTOR D D CAPSTAN 2 BOTTOM VIEW 3 SCREWS 1 TOP VIEW Fig 4 38 Motor D D Capstan Removal ...

Page 84: ...assembly and Reassembly 4 38 4 4 21 Clutch Ass y Removal 1 Remove the Slit Washer 2 Lift the Clutch AssÕy 3 Remove the Plain Washer WASHER SLIT 1 CLUTCH ASS Y 2 WASHER PLAIN 3 Fig 4 39 Clutch Ass y Removal ...

Page 85: ...Disassembly and Reassembly 4 39 4 4 22 Gear Master Removal 1 Remove the Slit Washer 2 Lift the Master Gear WASHER SLIT 1 GEAR MASTER 2 Fig 4 40 Gear Master Removal ...

Page 86: ... 23 Assembly of Gear Master 1 When reinstalling be sure to align the arrow of the Master Gear with home Gear of the Worm Wheel Gear Refer to timing point GEAR MASTER 1 GEAR WORM WHEE UNIT LOADING 2 TIMING Fig 4 41 Assembly of Gear Master ...

Page 87: ...Disassembly and Reassembly 4 41 4 4 24 Unit Loading Removal 1 Remove 2 Screws 2 Lift the Loading Unit in the direction of arrow 2 SCREWS 1 UNIT LOADING 2 Fig 4 42 Unit Loading Removal ...

Page 88: ...Disassembly and Reassembly 4 42 4 4 25 Lever Slide Pinch Removal 1 Remove the Slit Washer 2 Lift the Slide Lever Pinch WASHER SLIT 1 LEVER SLIDER PINCH 2 Fig 4 43 Lever Slide Pinch Removal ...

Page 89: ...lide Pinch 1 Pull the Pinch Slide to the end in the direction of arrow 2 Insert the Pinch Slide into the hole of Slide Lever Pinch Refer to detail ÒAÓ SLIDER PINCH 1 LEVER SLIDER PINCH A 2 SLIDER MAIN SLIDER PINCH BOSS 3 Fig 4 44 Assembly of Lever Slide Pinch ...

Page 90: ...y and Reassembly 4 44 4 4 27 Slide Main Removal 1 Remove the Slit Washer 2 Release 3 tabs in the direction of arrow 3 Lift the Main Slide WASHER SLIT 1 SLIDER MAIN 5 TAB 2 TAB 3 TAB 4 Fig 4 45 Slide Main Removal ...

Page 91: ...ol Lever and the Idler Change Lever into the Main Slide Hole Refer to detail ÒBÓ 3 After confirming the above items 1 2 install the Main Slide and secure with tabs a b c Note Be sure to assemble the Main Slide when the Loading L R Gear AssÕy is in unloading position GEAR LOADING R ASS Y GEAR LOADING L ASS Y 1 LEVER IDLER CHANGE SLIDE MAIN 4 LEVER TENSION CONTROL 3 WASHER SLIT a d b C B A 2 Fig 4 4...

Page 92: ... Spring to the claw of the Shift Lever Refer to detail drawings A B 2 Release the tab in the direction of arrow 3 Lift the Shift Lever SPRING LEVER SHIFT 1 LEVER SHIFT 3 DETAIL A DETAIL B TAB 2 SPRING LEVER SHIFT 1 SPRING LEVER SHIFT CLAW 1 LEVER SHIFT 3 Fig 4 47 Lever Shift Ass y Removal ...

Page 93: ...er Idler Change Removal 1 Release the tab in the direction of arrow Refer to detail drawing 2 Lift the lever Change Idler LEVER IDLER CHANGE 2 TAB DETAIL TOP SIDE BOTTOM VIEW MAIN BASE 1 LEVER IDLER CHANGE 2 Fig 4 48 Lever Idler Change Removal ...

Page 94: ... the Loading ÒLÓ Spring in the direction of arrow Refer to detail drawing B 3 Lift the Loading ÒRÓ Gear AssÕy 4 Lift the Loading ÒLÓ Gear AssÕy by pushing the tab of the Loading ÒLÓ Gear AssÕy Refer to detail drawing C GEAR LOADING L ASS Y 5 TAB DETAIL C 7 GEAR LOADING R ASS Y 2 SLIDE GEAR LOADING ASS Y T 3 SLIDE GEAR LOADING ASS Y S 6 DETAIL A DETAIL B GEAR LOADING L ASS Y 5 SPRING LOADING L ASS ...

Page 95: ...sembly of Gear Loading L R Ass y 1 When reinstalling be sure to align 2 arrow as shown in Fig 4 50 Refer to timing point ALIGN TWO ARROWS GEAR LOADING R ASSEMBLY GEAR LOADING L ASSEMBLY TIMING POINT Fig 4 50 Assembly of Gear Loading L R Ass y ...

Page 96: ... 4 50 4 4 33 Slide Pinch Removal 1 Push the tab in the direction of arrow ÒAÓ Refer to detail drawing 2 Lift the Slide Pinch in the direction of arrow ÒBÓ SLIDER PINCH 2 A B TAB MAIN BASE DETAIL 1 A Fig 4 51 Slide Pinch Removal ...

Page 97: ...the Slide Push Spring 2 Push the Slider in the direction of arrow ÒAÓ 3 Lift the Push Slider by pushing the tab in the direction of arrow ÒBÓ Refer to detail drawing SPRING SLIDER PUSH 1 SLIDER PUSH 2 A SLIDER PUSH DETAIL TOP VIEW 2 TAB B 3 Fig 4 52 Slide Push Removal ...

Page 98: ...mbly and Reassembly 4 52 4 4 35 Prism LED Removal 1 Release the tab in the direction of arrow Refer to detail drawing 2 Lift the LED Prism PRISM LED 2 PRISM LED DETAIL TOP VIEW TAB 1 Fig 4 53 Prism LED Removal ...

Page 99: ...witch Removal 1 Remove the Record Switch Spring 2 Release the tab in the direction of arrow Refer to detail drawing 3 Lift the Record Switch Lever SPRING REC S W 1 3 LEVER REC S W 2 TAB 3 LEVER REC S W DETAIL MAIN BASE Fig 4 54 Lever Record Switch Removal ...

Page 100: ...Disassembly and Reassembly 4 54 4 4 37 Full Erase Head Removal 1 Remove 1 Screw 2 Lift the F E Magnet Head 1 SCREW 1 MAGNET F E HEAD 2 Fig 4 55 Full Erase Head Removal ...

Page 101: ...ad AssÕy Magnet Assembly When reinstalling be sure to align the 3 teeth of X Position adjustment gear with the 2 slot of ACE Head Base Note When adjusting the X Position adjustment gear using driver do not adjust by force MAGNET ACE HEAD ASS Y 3 1 SCREW 2 X POSITION ADJUST ACE HEAD BASE DETAIL B TIMING POINT 1 TAB HOLDER ACE DETAIL A Fig 4 56 ACE Head Ass y Removal and Reassembly ...

Page 102: ...the Main Base Refer to Fig 4 12 4 13 4 14 2 Remove the Slide ÒSÓ ÒTÓ from the Loading ÒLÓ ÒRÓ Gear AssÕy Refer to Fig 4 50 3 Move the Roller ÒSÓ ÒTÓ Guide AssÕy to slot and then lift it to remove Refer to arrow SLIDE GEAR LOADING ASS Y S SLIDE GEAR LOADING ASS Y T Fig 4 57 Slide Guide Roller S T Ass y Removal ...

Page 103: ...g the Master Gear toward arrow ÒAÓ Refer to Fig 4 58 3 Load the Loading L R Gear AssÕy to the middle position of Guide Rail by turning the Master Gear toward arrow ÒAÓ Refer to Fig 4 58 4 59 4 Install the Guide Roller S T Slide into the Rail slot and then move it to the position of Loading Gear L R AssÕy Refer to Fig 4 59 5 Turn the Master Gear toward arrow ÒAÓ Eject mode HOLDER CASSETTE ASS Y B A...

Page 104: ...Disassembly and Reassembly 4 58 SLIDER G R ASSEMBLY S 6 GEAR LOADING L ASSEMBLY 4 GEAR LOADING R ASSEMBLY 5 SLIDER G R ASSEMBLY T 7 Fig 4 59 Assembly of Slide Guide Roller S T Ass y ...

Page 105: ...rt mechanism is properly lubricated at the factory In normal use cycles and with average environmental conditions additional lubrication should not be required during the first year of operation Depending on the frequency of use and environmental conditions periodic lubrication may be required When lubricating first remove the old lubricant then sparingly apply new lubricant Excessive lubricant is...

Page 106: ...LEVER IDLER CHANGE BOTTOM VIEW 17 LEVER SHIFT ASS Y SPRING GUIDE BOTTOM VIEW 18 SLIDER MAIN 1 WASHER SLIT BOTTOM VIEW 19 LEVER SLIDER PINCH 1 WASHER SLIT BOTTOM VIEW 20 CLUTCH ASS Y 1 WASHER SLIT PLAIN BOTTOM VIEW 21 BRAKE CAPSTAN ASS Y BOTTOM VIEW 22 SPRING BRAKE CAPSTAN BOTTOM VIEW 23 UNIT LOADING 2 SCREWS BOTTOM VIEW 24 GEAR MASTER 1 WASHER SLIT BOTTOM VIEW 25 BELT CAPSTAN BOTTOM VIEW 26 LEVER ...

Page 107: ... VIEW 42 SPRING REC S W TOP VIEW 43 SPRING TENSION TOP VIEW 44 SPRING SLIDE PUSH TOP VIEW 45 MAGNET ACE HEAD ASS Y 1 SCREW TOP VIEW 46 HOUSING ASS Y 3 SCREWS TOP VIEW 47 CYLINDER ASS Y 3 SCREWS TOP VIEW 48 HEAD BRUSH ASS Y 1 SCREW TOP VIEW 49 MAGNET F E HEAD 1 SCREW TOP VIEW 50 STOPPER TAPE TOP VIEW DX7 R DX8 R HEAD CLEANER ASS Y DX7 RC DX8 RC ...

Page 108: ...Disassembly and Reassembly 4 62 4 6 Disassembly TV 4 6 1 Back Cover Removal 1 Remove the screws located on the side of the back cover ...

Page 109: ...Disassembly and Reassembly 4 63 4 6 2 Main Assembly Removal 1 Release two connectors between sub PCB and Main Assembly 2 Pull the Main Assembly backwards to remove ...

Page 110: ...Disassembly and Reassembly 4 64 4 6 3 Monitor Frame Removal 1 Remove 3 screws from the Main Assembly Remove the dust cover 2 Remove 4 screws from the Deck Assembly ...

Page 111: ...in Assembly Removal 1 Remove 2 screws holding the bottom cover 2 Remove one screw from Main PCB Assembly Take off the deck Assembly 1 Remove 2 screws holding the upper chassis housing 2 Remove 3 screws holding the deck assembly 3 Lift the deck assembly upward to remove ...

Page 112: ...bly and Reassembly 4 66 4 6 6 Top Cabinet Removal 1 Remove two 2 screws located at the rear of the top cabinet 2 Carefully lift the back of the top cabinet and shield it to the rear to remove 4 6 7 Deck Removal ...

Page 113: ...ustments is unnecessary except for Noise on the screen Tape damage Parts replacement in the tape transport system 5 1 1 A PARTS LOCATIONS The lower flange height of tape guide is used as the reference height for the transport adjustment To maintain the height of the tape guide do not apply excessive force onto the main base Fig 5 1 Parts Locations of transport system Fig 5 2 Vertical section of ta...

Page 114: ...disappears 3 If tape wrinkle still occurs at the tape guide adjust the tilt of A C head 4 A C head adjustment locations 5 2 2 Adjustments 5 2 2 A A C HEAD HEIGHT ADJUSTMENT 1 Run a standard tape 2 Check the surface of audio head using a dental mirror 3 Turn the screws A B C clockwise or counterclockwise so that the gap of the lower tape edge and the lower edge of the control head is 0 25mm See Fig...

Page 115: ...ct Ch1 scope probe to EYM04 A out Ch2 scope probe to EYM03 HÕD SW Adjust sync to Channel 1 3 Set the control pulse to 6 5 msec using the Fine tracking buttons on the remote control see Fig 5 8 5 9 4 Connect Ch1 scope probe to EYM05 ENV 5 Insert the adjusting drive into the X position adjusting gear and adjust the driver for maximum envelope waveform Note Do not adjust the X point using excessive f...

Page 116: ...ern 2 Observe the video envelope signal on the oscilloscope after taking sync with the video switching pulse 3 Make sure that the video envelope meets the specifications of Fig 5 11 especially for minimum values Note a Maximum output of the video RF envelope b Minimum output of the video RF envelope at the entrance side c Minimum output of the video RF envelope at the center point 4 If Fig 5 12 A ...

Page 117: ...he guide rollers can be adjusted with reasonable tightness Fig 5 13 Fig 5 12 Adjustment Points 7 Play back the tape lion pattern 8 Connect CH1 to EYM05 ENV and CH2 to EYM03 HÕD for taking sync located on the same PCB 9 Turn the guide roller head with a flat head screw driver to obtain a flat video RF envelope as shown in Fig 5 14 10 After completing the adjustments tighten the set screw Fig 5 13 F...

Page 118: ...ings on T 120 and T 160 tapes and make sure that the playback output envelope meets the specification show in Fig 5 16 2 Play back a self recorded tape use a T 120 The video envelope should meet the specification shown in Fig 5 16 In SLP Mode A should be the same as B If the head gap is wide check the cylinder 5 2 6 Tape Wrinkle Check 1 Run the T 180 tape in playback FPS RPS and the Pause Modes an...

Page 119: ...e and Back Tension Adjustment 1 Remove the housing assembly and set the deck to the Playback Mode 2 Adjust the cam tension so that the location is 3 0 5mm from the center of the supply roller 3 A back tension meter should be used when adjusting the back tension Specification 56 5g cm If the back tension is out of spec adjust the cam tension 4 Counterclockwise Torque Down Clockwise Torque Up Fig 5 ...

Page 120: ...he switching point 1 Play back the SP standard tape 2 Connect the oscilloscope CH1 to EYM03 HÕD and CH2 to EYM11 V OUT 3 Set the oscilloscope sync to CH1 and adjust VRM601 for 6 5H 0 5H waveform as below figure 5 4 Circuit SERVO Adjustment Fig 5 18 Fig 5 19 ...

Page 121: ...uÓ is displayed 10 VCO 45 AGC XX BC XXX VCO XX GG XXX SCT XX BG XXX SCR XX SB XX STT XX VA XX RC XXX VS XX GC XXX HS XX TRAP ON OPTION ANALOG EEPROM INITIALIZE SVC MUTE 6 1 3 Factory Mode Adjustment Settings Using the channel down key select the mode to be adjusted Example VCO Change the data using the Volume Ò or Ò keys Notes 1 Press MUTE to enter Horizontal Line mode In this mode the screen volt...

Page 122: ...ray scale pattern CH4 Use a pattern generator PM5518 2 Short D208 to disable the ABL feedback with an oscilloscope 3 Using an oscilloscope check IC200 Pin 19 marked R OUT 4 Set the RC GC BC values to 0 Factory Mode Check their initial values 5 Adjust SCT to 2 4 0 1Vp p 6 Remove the short across D208 in order to restore the ABL feedback 6 1 8 Sub Tint Adjustment 1 Input a 7 color bar pattern 2 Usin...

Page 123: ...e Factory mode RC GC BC should be Ò0Ó Steps BG and GG should be 128 4 Enter Horizontal Line mode by pressing the MUTE key 5 Adjust the screen VR on T444 FBT until a dim colored line red green or blue appears on the screen 6 Adjust RC BC GC so that the dim colored line becomes white 7 Exit the horizontal line via the MUTE key 6 1 10 B HIGH LIGHT ADJUSTMENTS 1 After adjusting the low light input a h...

Page 124: ...8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8W g 0Me I4 f g 0M eI4 g gW2 0M I4 f g W2 0M I4 g f 0M eI4 g f 0M eI4 g U U U U U U U U U U U U U U U U U U U U U f J h Lf gJ h L f g7 M g Lf g 7 Mg L f fJ h L f fJ h L f S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9S 9V f 75 h31f g75h 31 f f J Hh31f gJ H g 31 f f75h 31 f f75h 31 f 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S 8S ...

Page 125: ...s 8 To protect against shock hazard use an isolation transformer 6 2 2 Fail Safe Circuit Check FS 1 The failsafe check must be the final step in servicing 2 Turn the power switch ON and adjust customer controls for normal operation 3 Temporarily short pin X to pin R on the main board with a jumper wire Raster and sound will disappear 4 The TV must remain in this state even after removing the jumpe...

Page 126: ...withdraw the coil to a distance of about 6 feet before turning the TV OFF or disconnecting it from the AC source If color shading still persists do the following Color Purity and Convergence adjustments 6 2 7 Color Purity Adjustment 1 If a magnetic tape beam bender is mounted on the neck of the picture tube replace it with an adjustable type Magnet Assembly prior to center purity and center conver...

Page 127: ...Alignment and Adjustments Electrical 6 7 Fig 6 5 Tube Assembly Fig 6 6 Purity and Convergence Magnets ...

Page 128: ...e magnets Change the angle between the tabs and superimpose red and blue vertical lines in the center area of the picture screen 5 Next turn both tabs at the same time Keep the angle constant and superimpose red and blue horizontal lines at the center of the screen 6 Adjust the two tabs of 6 pole magnets Superimpose the red blue lines with the green Adjusting the angle affects the horizontal lines...

Page 129: ...e 3 Tilt the front of the Deflection Yoke up or down to obtain the best convergence in circumference Push the mounted wedge into the space between the picture tube and the yoke This will hold the yoke temporarily in place 4 Place the other wedge into the bottom space and remove the cover paper 5 Tilt the front of the yoke right or left to obtain better convergence in circumference Fig 6 8 Circumfe...

Page 130: ... switch to ÒServiceÓ 6 2 10 B ADJUSTMENT 1 Slowly turn the Screen control counterclockwise until a dim colored line red green or blue appears Then turn it counterclockwise until the line just disappears 2 Adjust the Bias controls of the remaining two colors to obtain a dim white line 3 Set the Service switch to ÒNormalÓ 4 Adjust Brightness to obtain a dim raster Adjust the Red and Blue Drive contr...

Page 131: ...Troubleshooting 7 7 7 8 No Playback ...

Page 132: ...h I4 6K V40Y Y R40MI40Y e e e e e e V40Y heO2 0M 0M e hW26T2 6KO26T2 6T 6X W2 1e 6KO2 C 6T 6T2 6KO X W g I4 6K O2 0M h7 B B YV He V Y V1 7 e H B 0Y e V B 8 V R H g I4 6K O2 0M h W2 e e e e e e W2 T5 e W2 e L g I4 6K 6T2 6KO2 6KO2 6X W26X e 6X O2 0M h3 C C Xe U 3 f 3 e e e e U V H C U T V1 g I4 6K J B B B I 7 I J L V1 hf O2 0M hV40Y 0MI4 V4 V4 V4 0R4 e e e V4 0MI4 0R R g I4 6K hf 7Y C C e f 3 e 7R1...

Page 133: ...Troubleshooting 7 9 7 11 REW Doesn t Operate 7 12 Forward Direction Search Screen Doesn t Operate ...

Page 134: ...Troubleshooting 7 10 7 13 Reverse Direction Search Screen Doesn t Operate ...

Page 135: ...Troubleshooting 7 11 7 14 Tape Doesn t Load ...

Page 136: ...Troubleshooting 7 12 7 15 Capstan Doesn t Rotate ...

Page 137: ...Troubleshooting 7 13 7 16 Cylinder Doesn t Rotate ...

Page 138: ...Troubleshooting 7 14 7 17 No Picture During Playback ...

Page 139: ...Troubleshooting 7 15 7 18 No Picture During Record ...

Page 140: ...Troubleshooting 7 16 7 19 No Color During Playback ...

Page 141: ...Troubleshooting 7 17 7 20 No Color During Record ...

Page 142: ...MEMO 7 18 ...

Page 143: ...Z624023 3704 000110 SOCKET CRT 29 1PI 1 0 2 3KVD I 1 3 BZ730026 L2001 0128 000 CABINET BACK HIPSVOBLACKTVN505 1 3 1 BZ634009 L7000 0132 ANT RODVHF 4SDODIPOLE850MMBRN 1 3 2 BZ730019 6002 000514 SCREW TAPPING CB CF RH 2 M4 L15 ZP 6 3 3 PCB A V BACK P69SA 1FR 150X250 S N A 3 4 BZ634014 L3001 0006 POWER CORD EP2 AA39 10007Y 2 4M DOUBLE I 1 4 BZ730040 AA61 20232A HOLDER CHASSIS DP AA61 2 1 4 1 BZ630003...

Page 144: ...L32 X T218 AC61 62017A SPRING SUB BRAKE L ES SUS304 PI0 23 D3 5 T219 AC33 10003P HEAD MAGNET F E MH131S L51 05XW7 T220 AC66 82076A SLIDER G R ASSY S X 7 T221 AC66 82077A SLIDER G R ASSY T X 7 T223 AC66 20065A RACK HOUSING L74 29 POM M90 44 BLK M1 3 T224 AC33 10215A HEAD ACE ALL ASSY X 7 T225 AC66 80005A SLIDER PINCH POM M90 44 T10 5 L54 35 NA T226 AC66 30014A LEVER REVIEW ZYTEL 70G 43L T5 PCD25 6 ...

Page 145: ...1 60115A SPRING BRAKE CAPSTAN ES SUS304WPB PI0 4 B255 AC66 20004A GEAR MASTER POM M90 44 M 1 Z 60 SP X B256 AC31 12001R MOTOR D D CAPSTAN DMVCMC06A B257 AC66 62008A BELT CAPSTAN DLB 601 T2 8 L134 9 BLK X B258 AC66 20066A GEAR CLUTCH ASSY X 5 B259 AC66 32185A LEVER SLIDER PINCH PBT T4 NAT B260 AC66 20016A GEAR WORM WHEEL POM SW 01 M0 55 M1 Z57 B261 AC66 30011A LEVER SHIFT PBT2002K T10 9 L35 B262 AC...

Page 146: ...L N109 LD T2 5 L2 H530 AC61 11033A CHASSIS SIDE L ASSY X5FL0505A H531 AC61 10004A CHASSIS SIDE L ABS HF 380 T10 BLK X H532 AC66 30004A LEVER LIGHT SHUTTER LUCEL N109 LD T2 5 H533 AC61 60142A SPRING LIGHT ES SUS304WPB PI0 2 L11 4 O H535 AC66 30017A LEVER DOOR LUCELN109 LD T3 5 L74 3 W21 H540 AC61 11032A CHASSIS SIDE R ASSY X5FL0505A H541 AC61 10003A CHASSIS SIDE R ABS HF 380 T10 BLK X H542 AC66 800...

Page 147: ...N4148TAPG 0401 000005 1 DM701 BY430017 DIODE 1N4148TAPG 0401 000005 1 DM103 BY430003 DIODE RECTIFIER 1N4004 400V 1A DO 41 0402 000132 1 DM605 BY430003 DIODE RECTIFIER 1N4004 400V 1A DO 41 0402 000132 1 DM606 BY430003 DIODE RECTIFIER 1N4004 400V 1A DO 41 0402 000132 1 DM607 BY430003 DIODE RECTIFIER 1N4004 400V 1A DO 41 0402 000132 1 DM610 BY430003 DIODE RECTIFIER 1N4004 400V 1A DO 41 0402 000132 1 ...

Page 148: ...00258 1 RM334 70795357 R CARBON 1 8Kohm 5 1 8W AA TP 1 8x3 2m 2001 000258 1 RM218 70795007 R CARBON 100KOHM 5 1 8W AA TP 2001 000273 1 RM407 70795007 R CARBON 100KOHM 5 1 8W AA TP 2001 000273 1 RM605 70795004 R CARBON 100OHM 5 1 8W AA TP 2001 000281 1 RM207 70795006 R CARBON 10KOHM 5 1 8W AA TP 2001 000290 1 RM219 70795006 R CARBON 10KOHM 5 1 8W AA TP 2001 000290 1 RM221 70795006 R CARBON 10KOHM 5...

Page 149: ...5 1 8W AA TP 2001 000449 1 RM366 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM574 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM575 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM583 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM584 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM597 70795020 R CARBON 2 2KOHM 5 1 8W AA TP 2001 000449 1 RM329 70795023 R CA...

Page 150: ...METAL 91Kohm 5 1 8W AA TP 1 8x3 2mm 2001 001031 1 RM331 BY230054 R CARBON S 390OHM 5 1 2W AA 2001 001138 1 RM643 BY230066 R METALOXIDE S 3 9OHM 5 2W A 2003 000639 1 RM638 BY230009 R MATAL 10KOHM 1 1 8 1 8X3 2M 2004 000218 1 RM639 BY230009 R MATAL 10KOHM 1 1 8 1 8X3 2M 2004 000218 1 RM231 BY230073 R METAL 560KOHM 5 1 8W AA TP 2004 001089 1 RM209 BY230074 R METAL 680KOHM 5 1 8W AA TP 2004 001185 1 V...

Page 151: ... BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM399 BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM415 BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM578 BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM580 BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM631 BY130027 C CERAMIC MLC AXIAL 100NF 80 20 2202 002037 1 CM636 BY130027 C CERAMIC MLC AXIAL 100N...

Page 152: ...0 25V GP TP 5x11 5 2401 002619 1 CM111 BY130140 C AL 47uF 20 25V GP TP 5x11 5 2401 002619 1 CM114 BY130140 C AL 47uF 20 25V GP TP 5x11 5 2401 002619 1 CM115 BY130142 C AL 100UF 20 25V GP TP 6 3X1 2401 003028 1 CM632 BY130143 C AL 220NF 20 50V GP TP 3X5 5 2401 003198 1 LM301 BY330009 INDUCTOR AXIAL 100UH 10 4 2X9 2701 000002 1 LM302 BY330009 INDUCTOR AXIAL 100UH 10 4 2X9 2701 000002 1 LM303 BY33000...

Page 153: ...6 JACK RCA 1P 3 4MM AU 3722 000171 1 JA02 BY634077 JACK RCA 1P 3 4MM SN 3722 000180 1 LEAD C BZ624004 LEADCONNECTORASSY S3XS3 F 500 L3058 004 020 1 ASSY SPEAKER BZ620009 ASSY SPEAKER 8OHM 3W 5902BR L300 AA96 40006A 1 SPK BZ624005 SPEAKER 3W 8OHM 85DB 180HZ 3001 000189 1 LEAD C BZ624006 LEADCONNECTORASSY S3 2 F 300 L3058 003 012 1 ASSY ACCESSORY BATT BZ624007 BATTERY ZN 1 5V AAA D9 0X44 4301 001010...

Page 154: ...APG 0501 000366 1 Q402 BY530010 TRANSISTOR KSC2331 Y TAPG 0501 000369 1 Q803 BY530010 TRANSISTOR KSC2331 Y TAPG 0501 000369 1 Q804 BY530010 TRANSISTOR KSC2331 Y TAPG 0501 000369 1 Q805 BY530010 TRANSISTOR KSC2331 Y TAPG 0501 000369 1 Q807 BY530010 TRANSISTOR KSC2331 Y TAPG 0501 000369 1 Q201 BY530011 TRANSISTOR KSC815 Y TAPG YTAM 0501 000389 1 Q202 BY530011 TRANSISTOR KSC815 Y TAPG YTAM 0501 00038...

Page 155: ...01 000290 1 R920 70795605 R CARBON 13KOHM 5 1 8W AA TP 2001 000347 1 R103 70795005 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 2001 000429 1 R201 70795005 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 2001 000429 1 R611 70795005 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 2001 000429 1 R615 70795005 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 2001 000429 1 R826 70795005 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 2001 000429 1 R...

Page 156: ...4 2001 001088 1 R813 20510282 R CARBON S 2 2OHM 5 1 2W AA 2001 001096 1 R806 BY230046 R CARBON S 2 4KOHM 5 1 2W AA 2001 001097 1 R816 BY230046 R CARBON S 2 4KOHM 5 1 2W AA 2001 001097 1 R820 BY230046 R CARBON S 2 4KOHM 5 1 2W AA 2001 001097 1 R304 BY230047 R CARBON S 2 7OHM 5 1 2W AA 2001 001100 1 R514 BY230048 R CARBON S 220KOHM 5 1 2W AA 2001 001106 1 RX05 BY230049 R CARBON S 22KOHM 5 1 2W AA 20...

Page 157: ...201 000556 1 C408 BY130061 C CERAMIC DISC 470PF 10 500V 2201 000556 1 C411 BY130061 C CERAMIC DISC 470PF 10 500V 2201 000556 1 C809 BY130061 C CERAMIC DISC 470PF 10 500V 2201 000556 1 CX04 BY130061 C CERAMIC DISC 470PF 10 500V 2201 000556 1 C611 BY130062 C CERAMIC DISC 47PF 5 50V NPO 2201 000573 1 C612 BY130062 C CERAMIC DISC 47PF 5 50V NPO 2201 000573 1 C909 BY130062 C CERAMIC DISC 47PF 5 50V NPO...

Page 158: ...F 20 50V GP 5X11MM 5MM 2401 000603 1 C864 BY130108 C AL 1UF 20 50V GP 5X11MM 5MM 2401 000603 1 C607 BY130109 C AL 1UF 20 50V WT 5X11MM 5MM 2401 000611 1 C413 BY130110 C AL 2 2UF 20 315V GP 10X12 5 2401 000636 1 C223 BY130111 C ELECTROLYTIC CE04WTAPG50V2 2 2401 000647 1 C102 BY130112 C ELECTROLYTIC CE04WTAPG50V2 2 2401 000660 1 C214 BY130112 C ELECTROLYTIC CE04WTAPG50V2 2 2401 000660 1 C856 BY13011...

Page 159: ...904 000304 1 RL801 BY634061 RELAYPOWER 12VDC 500MW 10A 1FO 3501 001040 1 F801 BY634062 FUSE FERRULE 125V 4A SLOWBLOW 3601 000144 1 F81 BY634063 FUSE HOLDER 30MOHM 3602 000114 1 F82 BY634063 FUSE HOLDER 30MOHM 3602 000114 1 V599 BZ624023 SOCKET CRT 29 1PI 1 0 2 3KVD I 3704 000110 1 CN903 BY634068 CONNECTOR HEADER BOX 12P 1R 2 3711 000661 1 CN602 BY634069 POST HEADER 67094 003 SEP 3711 000905 1 CN60...

Page 160: ...BZ720031 SPACER FELT FELT T1 0 35X8 AA63 60001Z 1 KFAM BZ720032 KNOB FAMILY ABS HB BLK 33 5052 TSB AA64 10550B F C BZ720033 FRONT CABINET HIPS AA64 30801B BADGE BZ720034 BADGE BRAND AL TOSHIBA 5052 AA64 70110B 1 BOSS C BZ720035 BOSS CABINET SINGLE HIPVOBLKTVN3350 L6463 102 120 2 CDCOIL BZ720036 HOLDER DEGAUSSING 20POLYVINIL L9400 0002 4 D COIL BZ320010 COIL DEGAUSSING 20 6 2 30T 23 LA27 20003F 1 I...

Page 161: ...2 224 104 D813 196 125 D814 216 140 D815 225 147 D816 172 139 D818 200 148 D819 169 51 D820 159 69 D821 136 70 D903 108 136 D904 94 141 D905 101 211 D906 112 141 D907 67 225 D908 112 139 D909 101 136 D910 120 205 D911 130 174 DX01 16 109 DX02 8 90 DZ801 213 16 DZ802 136 7 IC101 43 186 IC200 37 179 IC201 11 177 IC301 56 104 IC500 226 203 IC601 192 173 IC802 161 183 IC902 104 208 IC903 91 182 Q201 1...

Page 162: ...01 214 92 ICM601 119 194 ICM602 100 169 ICM603 32 105 ICM801 239 54 ICM803 165 64 QM101 252 15 QM102 253 27 QM103 266 49 QM104 257 55 QM105 239 24 QM106 230 25 QM107 252 41 QM301 241 179 QM302 236 199 QM303 262 143 QM304 230 184 QM305 262 79 QM306 229 199 QM309 259 212 QM310 243 199 QM311 196 100 QM312 196 95 QM571 152 127 QM572 146 112 QM573 151 109 QM574 146 127 QM575 170 120 QM601 162 217 QM602...

Page 163: ...Schematic Diagrams 13 1 13 Schematic Diagrams 13 1 VCR SECAM BLOCK ...

Page 164: ...Schematic Diagrams 13 2 13 2 A V BLOCK ...

Page 165: ...Schematic Diagrams 13 3 13 3 POWER BLOCK ...

Page 166: ...13 4 13 4 MAIN BLOCK ...

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Toshiba M-V19H01, Service Manual

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