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Toshiba W-603 Service Manual

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FILE NO. 120-200011
SERVICE MANUAL
VIDEO CASSETTE RECORDER
W-603
PRINTED IN KOREA. APR, 2000

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  • Page 1 FILE NO. 120-200011 SERVICE MANUAL VIDEO CASSETTE RECORDER W-603 PRINTED IN KOREA. APR, 2000...
  • Page 2: Table Of Contents

    TOTAL CONTENTS ◆ Service Guide 1. Precautions 2. Reference Information 3. Product Specifications 4. Disassembly and Reassembly 5. Alignment and Adjustment 6. Exploded View 7. Replacement Parts List 8. Block Diagram 9. PCB Diagrams 10. Schematic Diagrams...
  • Page 3: Service Guide

    3) When changing from ALPS (connector ; pin 7) cylinder to SEM (connector ; pin 5) cylinder. - Change CN605 (Connector ; pin 7 pin 5) - Change CN605B (Cable-Flat ; pin 7 pin 5) 4) After replacing the “SEM Cylinder”, use type “C, D, G, H” optional for “NVRAM Option Setting”. (See page 5-9) Toshiba...
  • Page 4 3) When replacing the TM-Block as a service parts, be sure to replace only the TM-Block which is SIF available. The only part-no of “SIF available” is shown in the “CH7. Replacement Parts List” of Service Manual. 4) After replacing “TM-Block”, use type “B, D, F, H” optional for “NVRAM Option Setting” regardless of VR501. (See page 5-9) Toshiba...
  • Page 5 Alternatively, wear a discharging Wrist-strap device. (Be sure to remove it prior to applying power--this is an electric shock precaution.) Toshiba...
  • Page 6 Always inspect for pinched, out- of-place, or frayed wiring. Do not change the spacing between components and the printed circuit board. Check the AC power cord for damage. Make sure that leads and components do not touch thermally hot parts. Toshiba...
  • Page 7: Reference Information

    2. Reference Information 2-1 Operation of Controls Toshiba...
  • Page 8 Reference Information Toshiba...
  • Page 9 Reference Information Toshiba...
  • Page 10 Reference Information Toshiba...
  • Page 11 Reference Information Toshiba...
  • Page 12 Reference Information Toshiba...
  • Page 13 Reference Information Toshiba...
  • Page 14 Reference Information Toshiba...
  • Page 15 Reference Information Toshiba...
  • Page 16 Reference Information 2-10 Toshiba...
  • Page 17 Reference Information Toshiba 2-11...
  • Page 18 Reference Information 2-12 Toshiba...
  • Page 19 Reference Information 2-2 IC Blocks 2-2-1 IC301 (LA71072M) Toshiba 2-13...
  • Page 20 Reference Information 2-2-2 IC501 (AN3662) 2-14 Toshiba...
  • Page 21 Reference Information 2-2-3 IC601 (MN101D02X) Toshiba 2-15...
  • Page 22: Product Specifications

    Line input : 308 mV(rms), more than 47 Kohm, pin jack Audio output Line input : 308 mV(rms), more than 47 Kohm, pin jack Audio frequency range(Hi-Fi) 20Hz - 20KHz Audio dynamic range(Hi-Fi) 68dB Utilization conditions Temperature : 5°C to 40°C Humidity : less than RH 80% Toshiba...
  • Page 23: Disassembly And Reassembly

    Hook. Fig. 4-1 Cabinet Top Removal CN701 4-1-2 Ass’y Front Panel Removal CN703 Fig. 4-3 Jack PCB/Key PCB Removal Œ RELEASE 4 HOOKS (Top View) ´ RELEASE 2 HOOKS (Bottom View) Fig. 4-2 Ass’y Front Panel Removal Toshiba...
  • Page 24 When installing the ass'y full deck on the Main PCB, be sure to align the assembly point of mode switch. MODE SWITCH ASSEMBLY POINT Œ REMOVE 2 SCREWS ´ REMOVE BRACKET-FRAME Ø LIFT THE ASS'Y MAIN PCB UP TO REMOVE. ˇ REMOVE 2 SCREWS Fig. 4-4 Chassis Removal Toshiba...
  • Page 25 ¨ Ø ∏ Fig. 4-5 Top parts Location-1 Œ BRACKET FL TOP (Optional) ´ GEAR FL CAM ˇ MOTOR LOADING ASS’Y ¨ LEVER FL ARM ASS’Y ˆ HOLDER FL CASSETTE ASS’Y Ø LEVER FL DOOR ∏ SLIDER FL DRIVE Toshiba...
  • Page 26 Ò GEAR IDLE ¨ PLATE CYLINDER B Ú LEVER IDLE ˆ PLATE CYLINDER A Æ LEVER T BRAKE ASS’Y Ø ACE HEAD ASS’Y ı DISK T REEL ∏ UNIT PINCH ASS’Y ” LEVER #9 GUIDE ASS’Y ’ LEVER TENSION ASS’Y Toshiba...
  • Page 27 Œ GEAR JOINT 1 ´ GEAR JOINT 2 ˇ BRAKET GEAR ¨ MOTOR CAPSTAN ASS’Y ˆ LEVER T LOAD ASS’Y Ø GEAR LOADING DRIVE ∏ LEVER S LOAD ASS’Y ” HOLDER CLUTCH ASS’Y ’ BELT PULLEY ˝ SLIDER CAM Ô SLEEVE TENSION Toshiba...
  • Page 28 Note : Take care not to change assembly direction. in the direction of arrow “B”. Œ 2 SCREWS Œ LEVER FL DOOR ´ BRACKET FL TOP "A" "B" ´ HOOK Fig. 4-9 Lever FL Door Removal Fig. 4-8 Braket FL Top Removal Toshiba...
  • Page 29 ´ BOSS ˇ SLIDER FL DRIVE "B" Fig. 4-11 Lever FL Arm Ass’y Removal BOSS [B] RAIL [C] Œ HOLDER FL RAIL [D] CASSETTE ASS'Y ´ LEVER FL CASSETTE-R "A" BOSS [A] Fig. 4-10 Holder FL Cassette Ass’y Removal Toshiba...
  • Page 30 ˇ GEAR FL CAM Œ SCREW ´ BRACKET GEAR ˆ GEAR JOINT 1 ¨ GEAR JOINT 2 Œ SLIDER FL DRIVE Fig. 4-13 Bracket Gear, Gear FL Cam, Gear Joint 1, 2 Removal Fig. 4-12 Slider FL Drive Removal Toshiba...
  • Page 31 TIMING POINT 2 ˇ GEAR WORM WHEEL ¨ GEAR FL CAM Fig. 4-15 Holder Worm, Gear Worm, Gear Worm Wheel Removal POST GEAR WORM WHEEL TIMING POINT 3 Fig. 4-14 Assembly of Gear FL Cam, Gear Joint 1, 2 Toshiba...
  • Page 32 Œ GEAR LOADING DRIVE HOOK [A] ´ SLIDER CAM ˇ LEVER T LOAD ASS'Y ¨ LEVER S LOAD ASS'Y Œ SCREW Fig. 4-16 Motor Loading Ass’y Removal Fig. 4-17 Gear Loading Drive, Slider Cam, Lever T, S Load Ass’y Removal 4-10 Toshiba...
  • Page 33 PIN A PIN C PIN D PIN B ˇ SLIDER CAM Fig. 4-18 Assembly of Gear Loading Drive, ´ SLEEVE TENSION Slider Cam, Lever T, S Load Ass’y Fig. 4-19 Lever Tension Ass’y, Band Brake Ass’y, Sleeve Tension Removal Toshiba 4-11...
  • Page 34 ˇ SPRING BRAKE HOOK [A] HOOK [C] ´ GEAR IDLE "B" ´ LEVER T BRAKE ASS'Y Œ LEVER S BRAKE ASS'Y ´ GEAR IDLE HOOK [B] Fig. 4-21 Lever Idle Ass’y Removal Fig. 4-20 Lever S, T Brake Ass’y Removal 4-12 Toshiba...
  • Page 35 Gear Center Ass’y as shown in detail B. Œ WASHER SLIT ´ HOLDER CLUTCH ASS'Y Fig. 4-22 Disk S, T Reel Removal DETAIL A SPRING <GOOD> <BAD> DETAIL B SPRING <GOOD> <BAD> Fig. 4-23 Holder Clutch Ass’y Removal Toshiba 4-13...
  • Page 36 ˆ GUDIE Œ LEVER UP DOWN ASS'Y ¨ RING ˇ GEAR ∏ HOOK 35˚ Ø POST MAIN BASE Fig. 4-25 Assembly of Lever Up Down Ass’y, Gear Center Ass’y Fig. 4-24 Lever Up Down Ass’y, Gear Center Ass’y Removal 4-14 Toshiba...
  • Page 37 2) When reinstalling, be sure to apply grease on the post pinch roller. HOOK [A] ´ PLATE JOINT Œ UNIT PINCH ASS'Y ˇ SPRING PINCH DRIVE Fig. 4-26 Guide Cassette Door Removal Fig. 4-27 Unit Pinch Ass’y, Plate Joint, Spring Pinch Drive Removal Toshiba 4-15...
  • Page 38 2) After reinstalling, check the bottom side of the Post #9 Guide to stick to the top side of Main Base. ´ LEVER #9 GUIDE ASS'Y Œ SPRING #9 GUIDE Fig. 4-29 FE Head Removal Fig. 4-28 Lever #9 Guide Ass’y Removal 4-16 Toshiba...
  • Page 39 2) Remove the screw Œ. 3) Lift the ACE Head Ass’y ´. Œ SLIDER S ASS'Y Œ SCREW ´ SLIDER T ASS'Y ´ ACE HEAD ASS'Y Fig. 4-31 Slider S, T Ass’y Removal Fig. 4-30 ACE Head Removal Toshiba 4-17...
  • Page 40 Plate Cylinder C ´. ∏ CYLINDER ASS'Y ˆ SCREW Œ SCREW ´ PLATE CYLINDER C ˇ SCREW ¨ PLATE CYLINDER B Ø PLATE CYLINDER A Fig. 4-33 Belt Pulley Removal Fig. 4-32 Cylinder Ass’y Removal 4-18 Toshiba...
  • Page 41 4) Rotate Gear Worm Wheel ˇ counterclockwise using screw driver again up to the state of eject mode and then pick out the tape. (Refer to Fig. 4-35) ´ MOTOR CAPSTAN ASS'Y Fig. 4-34 Motor Capstan Ass’y Removal FRAME Fig. 4-36 Toshiba 4-19...
  • Page 42 ∆ CAPSTAN MOTOR PULLEY BELT PULLEY ∆ HOLDER CLUTCH ASS’Y GEAR CENTER ASS’Y GEAR IDLE (2Point) LOADING MOTOR BAND BRAKE ASS’Y BRAKE T ASS’Y ◆ : Add Oil ∆ : Cleaning O : Check and replacement in necessary 4-20 Toshiba...
  • Page 43: Alignment And Adjustment

    - If the corresponding adjustment button is pressed, the adjustment is preformed automatically. - If the adjustment is completed, be sure to turn the power off. 5-1-1 Location of adjustment button of remote control X-Point (Tracking Center) Adjustment Head Switching Adjustment NVRAM Option Setting Fig. 5-1 Toshiba...
  • Page 44 Alignment and Adjustment 5-1-2 Test point location for adjustment mode setting Short-Circuit Fig. 5-2 Main PCB (Top View) Toshiba...
  • Page 45: Mechanical Adjustment

    Fig. 5-3 Location of Tape Transport Adjustment FE HEAD CYLINDER ASS'Y PINCH ROLLER GUIDE ROLLER "S" GUIDE ROLLER "T" POST TENSION #8 GUIDE POST #9 GUIDE POST MAIN BASE ACE HEAD CAPSTAN SHAFT #3 GUIDE POST Fig. 5-4 Tape Travel Diagram Toshiba...
  • Page 46 Test point : TP601 (Control Pulse) TP602 (H’D S/W -Trigger) TP301 (Envelope) TP302 (Audio output) TP303 (Video output) Test tape : ST-N1 BLANK TAPE : T-160 AUDIO OUTPUT ENVELOPE HEAD SWITCHING Fig. 5-5 Location of Test point (Main PCB-Top View) Toshiba...
  • Page 47 4) Connect the CH-1 probe to TP301 (Envelope) the CH-2 probe to TP602 (H’D switching pulse) and then trigger to CH-1. 5) Insert the (-) driver into the X-Point adjustment hole and adjust it so that envelope wavwform is maximum. 6) Turn the Power off. Toshiba...
  • Page 48 ) driver to obtain a flat video RF envelope as shown in Fig. 5-11. IDEAL ENVELOPE S HEIGHT S HEIGHT T HEIGHT T HEIGHT TOO HIGH TOO LOW TOO HIGH TOO LOW GUIDE ROLLER T GUIDE ROLLER S Fig. 5-11 Guide Roller S, T Height Adjustment Toshiba...
  • Page 49 T-120 (E-120). The video envelope should meet the specification as shown in Fig. 5-13. In SP mode, (A) should equal (B). If the head gap is wide, upper cylinder should be checked. Fig. 5-13 Envelope Output and Output Level Toshiba...
  • Page 50 2) Be careful not to deform the region of adjusting on Fig. 5-14 Main Base up and down at adjusting. ¨ GEAR FL CAM TIMING POINT ˇ SLIDER FL DRIVE ´ GEAR WORM WHEEL Fig. 5-15 Toshiba...
  • Page 51: Head Switching Point Adjustment

    <Table 5-2> How to identify the Type MODEL TYPE OPTION NUMBER Assy-Cylinder Capstan Motor VR501 W-603 2, 3, 6, 8, 9, 12, 16 Type ALPS Sankyo None 2, 3, 6, 8, 9, 12 2, 3, 6, 8, 12, 16 •...
  • Page 52 How to identify the Assy-Cylinder ALPS Cylinder SEM Cylinder CONNECTOR ; Pin 5 CONNECTOR ; Pin 7 or Pin 5 Fig. 5-19 How to identify the Capstan Motor TOP VIEW SANKYO CAPSTAN MOTOR SEM CAPSTAN MOTOR CAPSTAN SHAFT CAPSTAN SHAFT Fig. 5-20 5-10 Toshiba...
  • Page 53 Alignment and Adjustment Location for VR501 VR501 Fig. 5-21 Main PCB (Top View) Toshiba 5-11...
  • Page 54: Exploded View

    6-3 Mechanical Parts (Top Side) - - - - - - - - - - - - - - - - - - - - - - - 6-4 Mechanical Parts (Bottom Side) - - - - - - - - - - - - - - - - - - - - Toshiba...
  • Page 55: Packing Assembly

    Exploded View 6-1 Packing Assembly Y102 Y101 UT01 A702 A702 A701 Toshiba...
  • Page 56: Instrument Assembly

    Exploded View 6-2 Instrument Assembly Toshiba...
  • Page 57: Mechanical Parts (Top Side)

    Exploded View 6-3 Mechanical Parts (Top Side) Toshiba...
  • Page 58: Mechanical Parts (Bottom Side)

    Exploded View 6-4 Mechanical Parts (Bottom Side) Toshiba...
  • Page 59: Replacement Parts List

    AC69-00040A CUSHION-F/B;M-686,EPS,-,-,-,-,- UT01 BY634278 AC59-00019A REMOCON-ASSY;-,VC-624T,-,-,W-603/TSB,TSB Y101 BY634260 AC68-00592A MANUAL-USERS;W-603/TSB,MOJO100,L185,W260 Y102 BY634274 AC39-42001J CABLE-RF ASSY;#1365,-,1.2MT,75-75OHM,-,- - INSTRUMENT PARTS - BY730468 AC97-00518H ASSY-PANEL FRONT;W-603/TSB,HIPS 94V2,D/G BY730458 AC64-00127H DOOR-CASSETTE;-,ABS94HB,-,T2.5,-,BLK,-,W BY730093 AC61-62032A SPRING-MASK;X-9,-,SUS,-,4.4,-,SV-C130 BY730459 AC64-00133A DOOR-FRONT;-,ABS94HBGRY,-,-,-,G3019,-,W- BY730457 AC64-00124A CABINET-TOP;-,PCM(SECC),-,T0.5,-,TM6524, 70790218 AC60-12126A SCREW-BH;-,BH,-,4*12,FE,FZY,-,-,- 70790082 AC60-12134A SCREW-TAP BH;-,BH,-,2-4X16,-,FE...
  • Page 60: Electrical Parts

    K502 BY730091 AC61-60561A SPRING-FL.LEVER-LR;-,ES,SUS304 WPB,PI2.7 K530 BY730118 AC66-30546A LEVER-FL.ARM ASS’Y;-,SECC+POM+SUS,-,-,-, K546 BY730086 AC61-50658A GUIDE-CASS. DOOR;-,POM M90-44,-,-,NTR,-, - ELECTRICAL PARTS - BY630091 AC92-00461C ASSY-PCB-MAIN;W-603/TSB,TWIN,HI-FI,120V BY630093 AC94-00037B ASSY-FUNCTION;W-607/TSB,TWIN,HI-FI,20 TS BY630094 AC94-00038B ASSY-TIMER-VFD;W-609/TSB,TWIN,HI-FI,20 T <INTERGRATED CIRCUIT> IC1SS1 BY530004 0604-001028 PHOTO-COUPLER;TR,50-600%,250mW,DIP-4,ST IC1SS2 BY631008 AC14-12006D IC;KA431Z,TO-92,TAPING...
  • Page 61 70795239 2201-000795 C-CERAMIC,DISC;10nF,10%,400V,Y5P,TP,15x1 C1SS04 70795404 2201-000916 C-CERAMIC,DISC;100pF,10%,400V,Y5U,TP,10x C1SS06 70795431 2401-000385 C-AL;10uF,20%,100V,GP,TP,6.3x11,5 C1SS07 70796014 2401-002162 C-AL;1000uF,20%,25V,WT,TP,10x20,5mm C1SS08 BY130045 2401-001126 C-AL;330uF,20%,25V,WT,TP,10x12.5,5 C1SS10 70796210 2401-000118 C-AL;1000uF,20%,10V,GP,TP,10x12.5,5 C1SS11 70796098 2301-000129 C-FILM,PEF;100nF,5%,50V,TP,10X9X4.3X5,5m C1SS35 BY130050 2401-003059 C-AL;1000UF,20%,16V,WT,TP,10X16,5 C301 BY130191 2203-000476 C-CERAMIC,CHIP;1000nF,+80-20%,16V,Y5V,TP C302 BY130009 2401-001545 C-AL;47uF,20%,25V,GP,TP,6.3x7mm,2.5 Toshiba...
  • Page 62 BY130136 2401-002299 C-AL;4.7uF,20%,50V,GP,TP,5x7,5 C504 BY130273 2401-000414 C-AL;10uF,20%,16V,GP,TP,4x7,5 C505 BY130136 2401-002299 C-AL;4.7uF,20%,50V,GP,TP,5x7,5 C506 BY130042 2401-000598 C-AL;1uF,20%,50V,GP,TP,4x7,5 C507 BY130250 2401-002068 C-AL;33uF,20%,16V,GP,TP,5x11,5 C508 BY130273 2401-000414 C-AL;10uF,20%,16V,GP,TP,4x7,5 C509 BY130273 2401-000414 C-AL;10uF,20%,16V,GP,TP,4x7,5 C510 BY130082 2301-000224 C-FILM,PEF;22nF,5%,50V,TP,7.4x3.9x13mm,5 C511 70796207 2203-001557 C-CERAMIC,CHIP;100nF,+80-20%,25V,Y5V,TP, C512 BY130192 2203-001550 C-CERAMIC,CHIP;1.2nF,10%,50V,X7R,TP,2012 Toshiba...
  • Page 63 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5S,TP, C639 BY130027 2202-002037 C-CERAMIC,MLC-AXIAL;100nF,80-20%,50V,Y5V C640 BY130027 2202-002037 C-CERAMIC,MLC-AXIAL;100nF,80-20%,50V,Y5V C642 BY130020 2203-000989 C-CERAMIC,CHIP;47nF,10%,50V,X7R,TP,2012 C643 BY130039 2203-005549 C-CERAMIC,CHIP MELF;10nF,+80-20%,16V,Y5V C644 BY130039 2203-005549 C-CERAMIC,CHIP MELF;10nF,+80-20%,16V,Y5V C6B01 70699061 2401-000199 C-AL;1000uF,20%,6.3V,GP,TP,10x12.5, C7F01 BY130225 2401-001353 C-AL;470uF,20%,10V,GP,TP,8x11.5,5 C7F02 BY130281 2401-003046 C-AL;47uF,20%,50V,WT,TP,6.3x11,2.5 C7F03 70795585 2301-000383 C-FILM,PEF;10nF,5%,50V,TP,6x7x3.2mm,5mm Toshiba...
  • Page 64 70795224 2007-001495 R-CHIP,MELF;510OHM,5%,1/8W,DB,BK,2012 R350 70795224 2007-001495 R-CHIP,MELF;510OHM,5%,1/8W,DB,BK,2012 R352 70795215 2007-001497 R-CHIP,MELF;5.6KOHM,5%,1/8W,DB,BK,2012 R353 70795233 2007-001623 R-CHIP,MELF;10Kohm,5%,1/8W,DB,BK,2012 R354 70796278 2007-001538 R-CHIP,MELF;330KOHM,5%,1/8W,DB,BK,2012 R355 70795208 2007-001589 R-CHIP,MELF;1Kohm,5%,1/8W,DB,BK,2012 R356 70795234 2007-001572 R-CHIP,MELF;220Kohm,5%,1/8W,DB,BK,2012 R357 70795234 2007-001572 R-CHIP,MELF;220Kohm,5%,1/8W,DB,BK,2012 R358 70795216 2007-001601 R-CHIP,MELF;15Kohm,5%,1/8W,DB,BK,2012 R359 70795029 2001-000633 R-CARBON;30KOHM,5%,1/8W,AA,TP,1.8X3.2MM Toshiba...
  • Page 65 70795208 2007-001589 R-CHIP,MELF;1Kohm,5%,1/8W,DB,BK,2012 R642 70795208 2007-001589 R-CHIP,MELF;1Kohm,5%,1/8W,DB,BK,2012 R643 70795233 2007-001623 R-CHIP,MELF;10Kohm,5%,1/8W,DB,BK,2012 R644 70795233 2007-001623 R-CHIP,MELF;10Kohm,5%,1/8W,DB,BK,2012 R645 70795233 2007-001623 R-CHIP,MELF;10Kohm,5%,1/8W,DB,BK,2012 R646 70795215 2007-001497 R-CHIP,MELF;5.6KOHM,5%,1/8W,DB,BK,2012 R647 70795030 2001-000003 R-CARBON;330ohm,5%,1/8W,AA,TP,1.8x3.2mm R648 70795030 2001-000003 R-CARBON;330ohm,5%,1/8W,AA,TP,1.8x3.2mm R649 70795221 2007-001513 R-CHIP,MELF;4.7KOHM,5%,1/8W,DB,BK,2012 R650 70795221 2007-001513 R-CHIP,MELF;4.7KOHM,5%,1/8W,DB,BK,2012 Toshiba...
  • Page 66 BY634039 3710-001385 CONNECTOR-SOCKET;10P,1R,2mm,ANGLE,SN CN7FT1 BY634041 3711-004051 CONNECTOR-HEADER;NOWALL,24P,1R,2.5MM,ANG CN7FT2 BY634269 3710-001564 CONNECTOR-SOCKET;11P,1R,2mm,ANGLE,SN DT701 BY634044 AC07-20051B VF-DISPLAY;SVV-07SS26,9SEG,20.5x75.0,M68 F1SD01 70795420 3601-001122 FUSE-CARTRIDGE;250V,1.6A,FAST-ACTING,GLA JK7W01 BY634273 AC37-00013A JACK—PIN;-,-,3P,BLK,DPSE-9946 JK801 BY634001 AC37-20001G JACK-RCA;DPAE-,6P,HIFI,PI3.3 LD601 BY430016 0601-000517 LED-IR;RECTANGULA,4x6.0mm,75mW,6V,950 PT1SD1 BY634270 AC26-00001E TRANS-SWITCHING;-,230V,DEMCO,EE2821,1.3M PT601 BY530005 0604-001122 PHOTO-INTERRUPTER;TR,0.065%,150mW,DIP-4, Toshiba...
  • Page 67 BY632001 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST SW7W08 BY632001 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST SW7W09 BY632001 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST SWTW05 BY632001 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST TM401 BY634275 AC40-00007A TM-BLOCK;115VD025AP,NTSC-M,115VD025AP,Y VA1SS1 BY634022 1405-001026 VARISTOR;470V,600A,9x7mm,TP VR501 70795065 2103-000171 VR-SEMI;10Kohm,30%,1/10W,TOP XT301 BY633004 2801-003610 CRYSTAL-UNIT;3.579545MHz,8ppm,28-AAA,S,1 XT601 70796216 2801-001384 CRYSTAL-UNIT;14.31818MHz,30ppm,28-AAA,16 XT602 BY633003 2801-003318 CRYSTAL-UNIT;32.768KHz,20ppm,28-AAP,12.5 Toshiba...
  • Page 68: Block Diagram

    8. Block Diagram Toshiba...
  • Page 69: Pcb Diagrams

    9-4 Key - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Toshiba...
  • Page 70 PCB Diagrams 9-1 Main Toshiba...
  • Page 71 PCB Diagrams 9-2 VFD 9-3 Jack 9-4 Key Toshiba...
  • Page 72: Schematic Diagrams

    10-7 Remote-Control - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 10-12 Toshiba 10-1...
  • Page 73: Block Identification Of Main Pcb

    Important safety notices : Components identified with the mark have the special characteristics for safety. When replacing any of these components. Use only the same type. ◆ Block Identification of Main PCB 10-2 Toshiba...
  • Page 74: S.m.p.s./Power

    Schematic Diagrams 10-1 S.M.P.S./Power Toshiba 10-3...
  • Page 75: Logic

    Schematic Diagrams 10-2 Logic IC601 10-4 Toshiba...
  • Page 76 5V when the front video jack is inerted VCR:5, TV:0 5p-p 5p-p Clock data Safety Tab, YES:5, NO:0 5p-p 5p-p 5p-p 5p-p for Hi-Fi/EEPROM/PLL data,clock 5p-p 5p-p data for LED display 5p-p Video out signal 5p-p 5p-p 5p-p 5p-p Video input signal Toshiba 10-5...
  • Page 77: A/V

    Schematic Diagrams 10-3 A/V 10-6 Toshiba...
  • Page 78 0.7 0.7 Video Out Video Out 0.7 0.7 0.8p-p 0.8p-p Video from L1(rear) 4.4 1.8 0.8p-p 0.8p-p 4.4 1.8 Video from L2(front) 4.4 1.8 4.4 1.8 Video from TM-block 1.7 0.3 0 2.7 1.2 0 2.4 2.4 2.5 2.5 Toshiba 10-7...
  • Page 79: Hi-Fi/Mts

    Schematic Diagrams 10-4 Hi-Fi/MTS 10-8 Toshiba...
  • Page 80 Audio R from front jack (option) 5p-p for Hi-Fi data,clock 5p-p 5p-p Audio to TM-block 2.5 2.5 Audio R from rear jack (L1) 2.5 2.5 Audio L from front jack (option) 2.3 2.3 Audio from TM-block 0.7 0.7 Toshiba 10-9...
  • Page 81: Tm-Block/Input-Output

    Schematic Diagrams 10-5 TM-Block/Input-Ouput 10-10 Toshiba...
  • Page 82: Vfd

    Schematic Diagrams 10-6 VFD Toshiba 10-11...
  • Page 83: Remote-Control

    Schematic Diagrams 10-7 Remote-Control 10-12 Toshiba...
  • Page 84 TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B #06-01 ALEXANDRA TECHNOPARK SINGAPORE 119968...

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