Toshiba W-412 Service Manual Download

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K350

BY730724

AC61-00106A

SPRING-BRAKE;TS-10,SUS304-WPB,-,-,-,-,-,

K470

BY730750

AC66-00020A

SLIDER-FL DRIVE;TS-10,SECC E20/20,1.0,-,

K490

BY730726

AC61-00120A

HOLDER-FL CASS. ASS’Y;TS-10,-,-,-,-,-

K502

BY730091

AC61-60561A

SPRING-FL.LEVER-LR;-,ES,SUS304 WPB,PI2.7

K530

BY730758

AC66-00034A

LEVER-FL ARM ASS’Y;TS-10,-,-,-,-,-,-,-

K546

BY730086

AC61-50658A

GUIDE-CASS. DOOR;X-9,POM,-,NTR,-,-

- ELECTRICAL PARTS -

601

BY630153

AC92-00765G

ASSY PCB-MAIN;W-412/TSB,TS-10,4HD,120V

- INTEGRATED CIRCUIT -

IC1SS1

BY530004

0604-001028

PHOTO-COUPLER;TR,50-600%,250mW,DIP-4,ST

IC1SS2

BY631008

AC14-12006D

IC;KA431Z,TO-92,TAPING

IC301

BY631153

1204-001755

IC-VIDEO PROCESS;LA71200M,QFP,80P,-,PLAS

IC601

BY631151

AC09-00191A

IC MICOM;MN101D02D-CT,W-618,100P,5V,14.

IC602

BY631126

1003-001318

IC-MOTOR DRIVER;LB11880,DIP,30P,417MIL,-

IC603

BY631045

1103-001148

IC-EEPROM;24C021,2KBIT,DIP,8P,300MIL,10M

IC6B1

70795269

AC14-12006C

IC;KA7533,DIP,-

- TRANSISTOR -

PT601

BY530005

0604-001122

PHOTO-INTERRUPTER;TR,0.065%,150mW,DIP-4,

PT602

BY530005

0604-001122

PHOTO-INTERRUPTER;TR,0.065%,150mW,DIP-4,

Q1P101

70693265

0501-000616

TR-SMALL SIGNAL;KSC2328A-Y,NPN,1W,TO-92L

Q1P102

70693265

0501-000616

TR-SMALL SIGNAL;KSC2328A-Y,NPN,1W,TO-92L

Q1P107

70693265

0501-000616

TR-SMALL SIGNAL;KSC2328A-Y,NPN,1W,TO-92L

Q1P108

70693084

0504-000142

TR-DIGITAL;KSR2001,PNP,300MW,4.7K/4.7K,T

Q1P109

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q1SR01

70795142

0501-000442

TR-SMALL SIGNAL;KTC3203-Y,NPN,400MW,T0-9

Q1SR02

BY530002

0502-001123

TR-POWER;KTC4419,NPN,30W,TO-220,ST,10-4

Q302

70795134

0501-000303

TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T

Q303

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q304

70795134

0501-000303

TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T

Q305

70795142

0501-000442

TR-SMALL SIGNAL;KTC3203-Y,NPN,400MW,T0-9

Q306

70795134

0501-000303

TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T

Q307

70795142

0501-000442

TR-SMALL SIGNAL;KTC3203-Y,NPN,400MW,T0-9

Q308

70795142

0501-000442

TR-SMALL SIGNAL;KTC3203-Y,NPN,400MW,T0-9

Q701

70795818

0501-000290

TR-SMALL SIGNAL;KSA643-Y,PNP,500mW,TO-92

Q702

70795818

0501-000290

TR-SMALL SIGNAL;KSA643-Y,PNP,500mW,TO-92

Q703

70795818

0501-000290

TR-SMALL SIGNAL;KSA643-Y,PNP,500mW,TO-92

Q704

70795818

0501-000290

TR-SMALL SIGNAL;KSA643-Y,PNP,500mW,TO-92

Q705

70795818

0501-000290

TR-SMALL SIGNAL;KSA643-Y,PNP,500mW,TO-92

Q706

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q707

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q708

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q709

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q710

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q711

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q712

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q713

70795136

0501-000398

TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T

Q801

70795134

0501-000303

TR-SMALL SIGNAL;KSA733,PNP,250mW,TO-92,T

S601

BY530003

0603-001011

PHOTO-TR;NPN,35V,6V,50mA,75mW,BK

S602

BY530003

0603-001011

PHOTO-TR;NPN,35V,6V,50mA,75mW,BK

- DIODES -

D1P101

70796385

0402-000127

DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP

D1P102

70796385

0402-000127

DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP

D1P106

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1P109

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SD01

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SD02

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SR01

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SR02

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SS01

BY430012

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS02

BY430012

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS03

BY430012

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS04

BY430012

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS05

BY430047

0402-000012

DIODE-RECTIFIER;UF4007,1KV,1A,DO-41,TP

D1SS06

BY430010

0402-001194

DIODE-RECTIFIER;UG2D,200V,2A,DO-204AC,TP

D1SS07

BY430009

0402-000431

DIODE-RECTIFIER;FML-M02S,200V,2.5A,TO-22

D1SS08

BY430011

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D601

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D603

70796385

0402-000127

DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP

D604

70796385

0402-000127

DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP

D605

70795150

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D606

70796385

0402-000127

DIODE-RECTIFIER;1N4002,100V,1A,DO-41,TP

Replacement Parts List

7-2

Toshiba

Loc.No.

TSB Parts No.

Reference No.

Description ; Specification

Remark

Summary of Contents for W-412

Page 1: ...SERVICE MANUAL FILE NO 120 200024 VIDEO CASSETTE RECORDER W 412 DEC 2000 W 412 12 15 00 11 05 AM Page 1 ...

Page 2: ...TS 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 Diagram 10 Schematic Diagrams ...

Page 3: ...eed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test 6 X ray Limits The picture tube is designed to prohibit X ray emissions To ensure continued X ray protection replace the picture tube only with one that is the same type as the original Fig 1 1 AC Leakage Test 7 Antenna Cold Check With the unit s AC plug disconnected from the AC source connect an electrical jumper ...

Page 4: ...ument s ground lead to the instrument chassis ground before connecting the positive lead always remove the instrument s ground lead last 17 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 out of place or frayed wiring Do not change the spacing between components and the p...

Page 5: ... CANCEL 22 24 27 24 14 19 17 28 24 22 26 19 19 20 19 14 SLOW PAUSE STILL STOP F F REC TIMER VC 413 TV VCR POWER I SELECT SP SLP DISPLAY TV VOL COUNTER PROG CANCEL 1 2 3 4 5 0 100 6 REW PLAY REMAIN RESET COUNT 9 8 7 EJECT TV VCR 14 28 I SELECT 24 Number buttons 17 REMAIN COUNTER 22 ENTER 14 24 19 19 19 19 24 18 18 Front Panel Remote Control These buttons are used to control the cursor on the screen...

Page 6: ... while recording it record an unscrambled channel while watching another only when you connect a cable compatible TV You will need to select TV channel 3 or 4 to receive video signals to record a channel while watching another press TV VCR on the remote control to turn off the VCR indicator in the VCR display and select a desired channel on the TV only when you connect a cable compatible TV CH OUT...

Page 7: ...l enable you to watch an unscrambled or scrambled channel while recording it record an unscrambled channel while watching another unscrambled channel only when you connect a cable compatible TV A B switch A record and watch an unscrambled channel which comes bypassing the cable box A B switch B record and watch a scrambled or unscrambled channel coming through the cable box Incoming cable Cable bo...

Page 8: ...s ENTER 3 Press ENTER to select CLOCK SET 4 Select AUTO or MANU using PLAY or STOP AUTO The VCR automatically sets or adjusts the clock If you select AUTO mode proceed to step 8 MANU You can set the clock manually If you select MANU mode proceed to next step 5 Vary the digits to set the hour PLAY To increase STOP To decrease 6 Move to the next using FF To move back press REW 7 Repeat step 5 and 6 ...

Page 9: ...nned automatically because of a weak signal it can be added to the memory Erasing channels You can erase a stored channel from the memory if it is unnecessary 1 Follow steps 1 to 3 of Incoming Antenna CATV Signals 2 Select ADD CH or ERASE CH using PLAY or STOP E n D PROG TV CATV TV CATV AUTO SCA n OFF O n ADD CH CH ERASE CH CH TO SET CH PUSH 0 9 KEYS E n D PROG TV CATV TV CATV AUTO SCA n OFF O n A...

Page 10: ...C TIMER VC 413 TV VCR POWER I SELECT SP SLP DISPLAY TV VOL COUNTER PROG CANCEL 1 2 3 4 5 0 100 6 REW PLAY REMAIN RESET COUNT 9 8 7 EJECT REW STOP F F PLAY CH TRK 2 FF 3 ENTER 1 Press PLAY during playback A tape runs at double speed playback Double Speed Playback To resume normal playback Press PLAY 18 Video Cassette Use Loading a cassette Push the cassette into the cassette compartment with the wi...

Page 11: ...mal playback speed so that you can quickly locate a particular scene 1 Press FF or REW during playback The tape runs at 5 times the normal playback speed 2 To change the tape speed to 7 times the normal playback speed press and hold FF or REW If you release it the tape speed returns to 5 times Note If you press FF or REW during picture search the mode changes to fast forwarding or rewinding To res...

Page 12: ...creen 3 Select SET UP using FF or REW and press ENTER 4 Select the length of the tape using FF or REW T120 for a T 120 tape or shorter T160 for a T 140 or T 160 tape T180 for a T 180 tape 5 Press PROG to exit 6 Press REMAIN COUNTER The remaining time RT appears in the VCR display Notes The displayed remaining time is an approximation The remaining time is calculated according to the tape speed SP ...

Page 13: ...Recording 1 Load a cassette with the safety tab attached 2 Press TV VCR so that the VCR indicator appears in the VCR display 3 Select a channel to record with CHANNEL on the VCR or CH TRK or number buttons on the remote control If you see L in the VCR display press I SELECT so that the channel number appears If you record cable channels via the cable box make the output channel number of the cable...

Page 14: ...cording off time of program 2 26 5 Move to the next using FF and set the recording date using PLAY or STOP The date changes as follows WKLYSU WKLYSA You can record TV programs on the same channel on the day and time every week MO FR You can record TV programs on the same channel on the day and time Monday through Friday 6 Move to the next using FF and set the hour and minutes of the recording star...

Page 15: ...control at your TV and use each button listed below to make sure that your TV is operate correctly To turn the TV on or off To select TV channels in the upper or lower direction To adjust the sound level To select an external source such as a VCR To select TV channels When selecting channels 1 to 9 enter 0 and then the desired number To substitute for 100 channel key To turn on or off TV s screen ...

Page 16: ...Reference Information 2 12 Toshiba 2 2 1 IC301 LA71200M 2 2 IC Blocks ...

Page 17: ...Reference Information Toshiba 2 13 2 2 2 IC601 MN101D02D ...

Page 18: ...0Hz 16W 360 x 94 x 252 mm W H D 3 0 kg VHF Channels 2 13 UHF Channels 14 69 CATV Channels A7 A1 A CCC 66 125 UHF VHF 75ohm F type connector Standard NTSC Recording VHS format SP SLP Playback VHS format SP LP SLP Video cassette with VHS mark SLP 11 1 mm s SP 33 4 mm s SLP 480 minutes SP 160 minutes When T 160 video cassette is used Within approx 60 s When T 120 video cassette is used 1V p p 75 ohm ...

Page 19: ...4 1 1 Cabinet Top Removal Œ REMOVE 2 SCREWS Lift up the Cabinet Top in the direction of arrow by releasing the Hook Fig 4 1 Cabinet Top Removal 4 1 2 Ass y Front Panel Removal Fig 4 2 Ass y Front Panel Removal Œ RELEASE 4 HOOKS RELEASE 3 HOOKS Top View Bottom View ...

Page 20: ...mbly and Reassembly 4 1 3 Chassis Removal Œ 2 SCREWS BRACKET FRAME FLAT CABLE ˇ 3 SCREWS ASS Y DECK ˆ FLAT CABLE Ø CONNECTOR ASS Y MAIN PCB RELEASE HOOK RELEASE HOOK ASSEMBLY POINT ALIGN TWO ARROWS Fig 4 3 Chassis Removal ...

Page 21: ...d Reassembly Toshiba 4 3 Œ ˇ ˆ Ø Fig 4 4 Top parts Location 1 Œ GEAR FL CAM MOTOR LOADING ASS Y ˇ LEVER FL ARM ASS Y HOLDER FL CASSETTE ASS Y ˆ LEVER FL DOOR Ø SLIDER FL DRIVE 4 2 Deck Parts Locations 4 2 1 Top View ...

Page 22: ... Ô Ò Fig 4 5 Top Parts Location 2 Œ FE HEAD CYLINDER ASS Y ˇ ACE HEAD ASS Y LEVER UNIT PINCH ASS Y ˆ LEVER 9 GUIDE ASS Y Ø LEVER TENSION ASS Y BAND BRAKE ASS Y DISK S REEL LEVER S BRAKE ASS Y GEAR IDLE Ô LEVER IDLE LEVER T BRAKE ASS Y Ò DISK T REEL ...

Page 23: ...hiba 4 5 4 2 2 Bottom View Œ ˇ ˆ Ø Fig 4 6 Bottom Parts Location Œ GEAR JOINT 1 GEAR JOINT 2 ˇ BRACKET 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 ...

Page 24: ...s grasping the Holder FL Cassette Ass y Œ and Lever FL Cassette R in the same time to release hooking from Main Base until the Boss A of Holder FL Cassette Ass y Œ is taken out from the Rail B 3 Lift the Holder FL Cassette Ass y Œ in this time you have to grasp the Lever FL Cassette R Continuously until the Holder FL Cassette Ass y Œ is taken out completely Note Be sure to insert Lever FL Cassette...

Page 25: ...ider FL Drive Gear FL Cam Removal 1 Pull the Slider FL Drive Œ to the front direction 2 Remove the Slider FL Drive Œ in the direction of arrow Refer to Fig 4 9 3 Remove the Gear FL cam Note When reinstalling be sure to reassemble Slider FL drive Œ after you insert the Boss of Lever FL ARM R in Groove of Slider Fl drive Œ Assembly Align the Gear FL Cam Œ with the Gear worm wheel Post as shown drawi...

Page 26: ...orm Wheel Removal 1 Remove the Gear Worm wheel Œ Œ GEAR WORM WHEEL Fig 4 12 Gear Worm Wheel Removal 4 3 6 Motor Loading Ass y Removal 1 Remove the screw Œ 2 Remove the Motor Loading Ass y MOTOR LOADING ASS Y Œ SCREW Fig 4 13 Motor Loading Ass y Removal ...

Page 27: ...JOINT 2 4 3 8 Gear Loading Drive Slider Cam Lever Load S T Ass y Removal 1 Remove the Belt Pulley Refer to Fig 4 33 2 Remove the Gear Loading Drive Œ after releasing Hook A in the direction arrow as shown in detail drawing 3 Remove the Slider Cam 4 Remove the Lever Load ˇ Link Load ˆ Lever Load Link Load Ø Œ GEAR LOADING DRIVE ˆ LINK LOAD S ˇ LEVER LOAD S LEVER LOAD T Ø LINK LOAD T SLIDE CAM HOOK ...

Page 28: ...Gear Loading Drive Refer to Timing Point 2 4 Aline dot of Gear Loading drive with mark of Slider Cam ˇ as shown in drawing Refer to Timing Point 3 LEVER LOAD S Œ LEVER LOAD T LEVER LOAD S LEVER LOAD T PIN A PIN C PIN B PIN D ˇ SLIDER CAM TIMING POINT 2 TIMING POINT 1 TIMING POINT 3 4 3 10 Lever Pinch Drive Lever Tension Drive Removal 1 Remove the Lever Pinch Drive Œ Lever Tension Drive Œ LEVER PIN...

Page 29: ... y seated Rotate stopper of Main Base to the Mark B Œ SPRING TENTION LEVER STOPPER MARK B A LEVER TENTION ASS Y ˇ BAND BRAKE ASS Y 4 3 12 Lever Brake S T Ass y Removal 1 Release the Hook A and the Hook B C in the direction of arrow as shown in Fig 4 20 2 Lift the Lever S T Brake Ass y Œ with spring brake ˇ Assembly 1 Assembly the Lever S Brake Ass y Œ on the Main Base 2 Assembly the Lever T Brake ...

Page 30: ... direction of arrow A B 2 Lift the Lever Idle Œ Assembly 1 Apply oil in two Bosses of Lever Idle Œ 2 Assemble the Gear Idle with the Lever Idle Œ Note When replacing the Gear Idle be sure to add oil in the boss of Lever Idle Œ 4 3 14 Disk S T Reel Removal 1 Lift the Disk S T Reel Œ GEAR IDLE GEAR IDLE Œ LEVER IDLE A HOOK C B Fig 4 21 Gear Idle Ass y Removal ...

Page 31: ...row as shown Fig 4 24 and lift the Lever Up Down Ass y Œ 2 Lift the Gear Center Ass y Assembly 1 Insert the Lever Up Down Ass y Œ in the rectan gular holes on Main Base as shown in Fig 4 25 2 Lift the Lever Up Down Ass y Œ about 35 degree Refer to Fig 4 25 3 Insert Ring of the Gear Center Ass y in the Guide of the Lever Up Down Ass y Œ 4 Insert the Gear Center Ass y in the post on Main Base 5 Push...

Page 32: ...eme care not to touch the grease on the Roller Pinch 2 When reinstalling be sure to apply grease on the post pinch roller ˇ SPRING PINCH DRIVE Œ LEVER UNIT PINCH ASS Y PLATE JOINT Fig 4 26 Guide Cassette Door Removal Fig 4 27 Lever Unit Pinch Ass y Plate Joint Spring Pinch Drive Removal 4 3 17 Guide Cassette Door Removal 1 Lift the Hook A 2 Rotate the Guide Cassette Door Œ in the direction of arro...

Page 33: ...ction of arrow A Note 1 Take extreme care not to get grease on the tape Guide Post 2 After reinstalling check the bottom side of the Post 9 Guide to the top side of Main Base Œ SPRING 9 GUIDE LEVER 9 GUIDE ASS Y A B Fig 4 28 Lever 9 Guide Ass y Removal 4 3 20 FE Head Removal 1 Remove the screw Œ 2 Lift the FE Head Œ FE HEAD Fig 4 29 FE Head Removal ...

Page 34: ...tor of ACE Head Ass y 2 Remove the screw Œ 3 Lift the ACE Head Ass y Œ SCREW HEAD ACE ASS Y 4 3 22 Slider S T Ass y Removal 1 Move the Slider S T Ass y Œ to slot and then lift it to remove Refer to arrow Œ SLIDER S ASS Y SLIDER T ASS Y Fig 4 30 ACE Head Removal Fig 4 31 Slider S T Ass y Removal ...

Page 35: ...e 1 Take care not to touch the Cylinder Ass y ˇ and the tape guide post at reinstalling 2 When reinstalling Don t push down too much on Screw Driver Œ 3 SCREWS PLATE GROUND DECK ˇ CYLINDER ASS Y Fig 4 32 Plate Ground Deck Cylinder Ass y Removal 4 3 24 Belt Pulley Removal 1 Remove the Belt Pulley Œ Note Take extreme care not to get grease on Belt Pulley Œ at assembling or reassembling Œ BELT PULLEY...

Page 36: ...R CAPSTAN ˇ MOTOR CAPSTAN ASS Y 4 3 27 How to Eject the Cassette Tape If the unit does not operate on condition that is inserted into housing ass y 1 Turn the Gear worm Œ clockwise with screw driver Refer to arrow Other method Remove the Screw of Motor Load Ass y Separate the Motor Load Ass y Œ GEAR WORM Fig 4 35 Damper Capstan Motor Capstan Ass y Removal Fig 4 36 2 When Slider S T are approched i...

Page 37: ...DE SHAFT CAPSTAN SHAFT 9 GUIDE POST 3 GUIDE POST GUIDE ROLLER S T O O O O O O O CYLINDER ASS Y O O O O O O O O O FE HEAD O O O O O O O ACE HEAD O O O O O O O O O PINCH ROLLER O O O O O O O O O POST REEL S T SLEEVE TENSION POST CENTER LEVER IDLE BOSS 2Point CAPSTAN MOTOR PULLEY O O O O O BELT PULLEY O O O O O O O HOLDER CLUTCH ASS Y O O O O O O O O O GEAR CENTER ASS Y O O O O O O O O O GEAR IDLE 2P...

Page 38: ...a accessory is available for all adjustments 5 How to adjustment Monmently short circuit the test point on Main PCB with pincets to set the adjustment mode 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 Fig 5 1 X Point Tracking Center Adjus...

Page 39: ...5 2 Toshiba Alignment and Adjustment 5 1 2 Test point location for adjustment mode setting Fig 5 2 Main PCB Top View Short Circuit for few seconds and release Just one time ...

Page 40: ...for the transport adjustment To maintain the height of the tape guide and prevent damage do not apply excessive force onto the main base Fig 5 3 Location of Tape Transport Adjustment Fig 5 4 Tape Travel Diagram CYLINDER ASS Y TAKE UP REEL DISK 8 GUIDE POST 9 GUIDE POST SUPPLY REEL DISK CAPSTAN PINCH ROLLER GUIDE ROLLER T GUIDE ROLLER S FULL ERASE HEAD 3 GUIDE POST TENSION POST HEIGHT SCREW TILT SC...

Page 41: ...oes not occur at the tape guides 1 If tape wrinkle is observed at the guide roller S T turn the guide roller S T until wrinkle disappears 2 If the tape wrinkle is still observed at the tape guide perform the tilt adjustment of the ACE head 1 ACE Head Assembly Adjustment Test point TP601 Control Pulse TP602 H D S W Trigger TP301 Envelope TP302 Audio output TP303 Video output Test tape ST N1 BLANK T...

Page 42: ...ower flange of tape guide as shown in Fig 5 8 B 3 If a curl or wrinkle of the tape occurrs slightly turn the screw A tilt adjust on the ACE head ass y 4 Reconfirm the ACE head height Fig 5 8 Tape Guide Check c AUDIO AZIMUTH ADJUSTMENT 1 Load alignment tape Mono scope and playback the 7KHz signal 2 Connect channel 1 scope probe to audio output test point TP302 3 Adjust screw B to achieve maximum au...

Page 43: ...deo RF envelope at the exit side 4 If the section A in Fig 5 10 does not meet the spec ification adjust the guide roller S up or down 5 If the section B in Fig 5 10 does not meet the speci fication adjust the guide roller T up or down Fig 5 9 Envelope Waveform Adjustment a a b c d c b d a 63 b c d Fig 5 10 Adjustment Points A B A B H D SWITCHING PULSE ENVELOPE 6 Play back the Mono Scope alignment ...

Page 44: ... using with 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 A B Fig 5 13 Envelope Output and Output Level 5 Tape Wrinkle Check 1 Run the T 160 E 180 tape in the playback FPS RPS and Pause modes and observe tape wrinkle at each guide 2 If excessive tape wrinkle is observed perform ...

Page 45: ... REW button of remote control 4 If selecting the option number is completed press the PLAY button of remote control If PLAY button is pressed the selected number is changes reversed color See Fig 5 14 5 Press the ENTER button of remote control again to store the option number SAVE is displayed for a second as shown Fig 5 15 this setting is completed 6 Turn the Power off 1 NVRAM Option is adjusted ...

Page 46: ...Toshiba 6 1 6 Exploded View 6 1 Packing Assembly 6 2 Instrument Assembly 6 3 Mechanical Parts Top Side 6 4 Mechanical Parts Bottom Side 6 2 6 3 6 4 6 5 ...

Page 47: ...Exploded View 6 2 Toshiba 6 1 Packing Assembly Y101 A702 A701 Y102 UT01 A702 ...

Page 48: ...xploded View Toshiba 6 3 6 2 Instrument Assembly S N A Service Not Available FULL DECK S N A BRACKET FRAME S N A BOTTOM COVER S N A 153 157 21 22 1 101 155 TM401B CN605B CN303B 200 601 S602A S601A LD601A ...

Page 49: ...6 3 Mechanical Parts Top Side G001 G555 G510 G480 K546 G680 G681 B410 B575 B440 B448 B452 G546 G060 G520 G527 K188 K182 K110 K240 K248 K350 K330 K140 K340 G070 K470 B474 B473 K250 K530 K490 G530 G420 G450 K502 OPTIONAL OPTIONAL ...

Page 50: ...Exploded View Toshiba 6 5 6 4 Mechanical Parts Bottom Side G542 B462 B560 B501 B484 B488 B500 B456 B458 B464 B468 K222 K200 K225 K221 B478 B570 B460 B489 ...

Page 51: ...N DRIVE TS 10 SECC E20 20 1 B484 BY730755 AC66 00030A GEAR LOADING DR ASS Y TS 10 POM SWPB B488 BY730753 AC66 00023A LEVER S LOADING TS 10 POM NAT B489 BY730751 AC66 00021A LINK LOADING S TS 10 SECC E20 20 0 8 B500 BY730754 AC66 00024A LEVER T LOADING TS 10 POM NAT B501 BY730752 AC66 00022A LINK LOADING T TS 10 SECC E20 20 0 8 B560 BY730717 AC31 00010A MOTOR CAPSTAN SANKYO B570 BY730071 AC60 10514...

Page 52: ...Q704 70795818 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500mW TO 92 Q705 70795818 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500mW TO 92 Q706 70795136 0501 000398 TR SMALL SIGNAL KSC945 NPN 250mW TO 92 T Q707 70795136 0501 000398 TR SMALL SIGNAL KSC945 NPN 250mW TO 92 T Q708 70795136 0501 000398 TR SMALL SIGNAL KSC945 NPN 250mW TO 92 T Q709 70795136 0501 000398 TR SMALL SIGNAL KSC945 NPN 250mW TO 92 ...

Page 53: ... 7uF 20 35V GP TP 4x7 5 C1P105 BY130042 2401 000598 C AL 1uF 20 50V GP TP 4x7 5 C1P106 BY130280 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 C1P108 BY130282 2401 003107 C AL 47uF 20 16V GP TP 5x7 5 C1P112 BY130206 2401 001254 C AL 4 7uF 20 35V GP TP 4x7 5 C1SD01 BY130196 2201 000828 C CERAMIC DISC 3 3nF 20 400V Y5U TP 15x C1SD05 70795088 2201 000930 C CERAMIC DISC 0 22nF 10 500V Y5P TP 5 C1SD06 BY1...

Page 54: ...0039 2203 005549 C CERAMIC CHIP MELF 10nF 80 20 16V Y5V C360 BY130039 2203 005549 C CERAMIC CHIP MELF 10nF 80 20 16V Y5V C364 70796281 2203 000260 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C371 70795254 2203 001671 C CERAMIC CHIP MELF 56PF 5 50V Y5E TP 2 C372 BY130039 2203 005549 C CERAMIC CHIP MELF 10nF 80 20 16V Y5V C399 BY130282 2401 003107 C AL 47uF 20 16V GP TP 5x7 5 C401 BY130039 2203 005549 C ...

Page 55: ...0OHM 5 1 8W AA TP 1 8X3 2MM R1SD02 70795019 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R1SD03 70795005 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R1SR01 70795002 2002 000320 R COMPOSITION 1 8Mohm 10 1 2W AA TP 3 5 R1SR02 BY230018 2003 002117 R METAL OXIDE S 330Kohm 5 1W AA TP 3 3 R1SR03 BY230016 2003 000314 R METAL OXIDE 47ohm 5 2W AE TP 6x16mm R1SR04 BY230016 2003 000314 R METAL OX...

Page 56: ...DB BK 2012 R624 70795233 2007 001623 R CHIP MELF 10Kohm 5 1 8W DB BK 2012 R630 70795047 2001 000864 R CARBON 56KOHM 5 1 8W AA TP 1 8X3 2MM R631 70795047 2001 000864 R CARBON 56KOHM 5 1 8W AA TP 1 8X3 2MM R632 70795041 2001 000786 R CARBON 47KOHM 5 1 8W AA TP 1 8X3 2MM R633 70795234 2007 001572 R CHIP MELF 220Kohm 5 1 8W DB BK 2012 R634 70796331 2007 001507 R CHIP MELF 470KOHM 5 1 8W DB BK 2012 R63...

Page 57: ...mm STRA CN301 BY634421 3708 000394 CONNECTOR FPC FC PIC 6P 1 25mm STRAIGHT CN302 BY634412 3710 001648 CONNECTOR SOCKET 2P 1R 2 5mm STRAIGHT SN CN303 BY634023 3708 001165 CONNECTOR FPC FC PIC 6P 1 25mm STRAIGHT CN601 BY634047 AC39 20817S LEAD CONNECTOR ASSY DP SMH200 02 YBH200 CN604 BY634026 3711 003749 CONNECTOR HEADER BOX 8P 2R 2mm STRAIGHT CN605 BY634038 3708 001302 CONNECTOR FPC FC PIC 7P 1 25m...

Page 58: ...Toshiba 8 1 8 Block Diagram HI FI MODEL ONLY ...

Page 59: ...Toshiba 9 1 9 PCB Diagram 9 2 9 1 Main ...

Page 60: ...PCB Diagram 9 2 Toshiba 9 1 Main ...

Page 61: ...PCB Diagram Toshiba 9 3 ...

Page 62: ...Toshiba 10 1 10 Schematic Diagrams 10 2 10 3 10 4 10 5 10 6 10 7 Block Identification of Main PCB 10 1 S M P S Power 10 2 Logic 10 3 A V 10 4 TM Block Input Output 10 5 Display ...

Page 63: ...ly sensitive ES devices section of this service manual Note Do not use the part number shown on this drawing for ordering The correct part number is shown in the parts list may be slightly different or amended since this drawing was prepared Important safety notices Components identified with the mark have the special characteristics for safety When replacing any of these components Use only the s...

Page 64: ...Schematic Diagrams Toshiba 10 3 10 1 S M P S Power ...

Page 65: ...Schematic Diagrams 10 4 Toshiba 10 2 Logic ...

Page 66: ...Schematic Diagrams Toshiba 10 5 10 3 A V ...

Page 67: ...Schematic Diagrams 10 6 Toshiba 10 4 TM Block Input Ouput ...

Page 68: ...Schematic Diagrams Toshiba 10 7 10 5 Display ...

Page 69: ...438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 TOSHIBA VIDEO PRODUCTS PTE LTD W 412 12 15 00 11 05 AM Page 2 ...

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