Toshiba MV20FK3 Page 49 Service Manual Download

Page: 49 / 72

HS501

763WAA0081

THE DC VOLTAGE AT EACH PART WAS MEASURED

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

D611

11EQS04N

D610

SB10-03A3

Q609

DTC144EKA

P.CON SW

IC603

KIA7809PI

9V REG

IC501 KIA7805PI

5V REG.

CD810

CH28112A

CAUTION: DIGITAL TRANSISTOR

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANT

LES PIECES REPAREES PAR UN

ATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARE

SINCE THESE PARTS MARKED BY

CAUTION:

Q603

2SC13840W

REG.

Q610

2SD734

REG.

Q611

2SD734

REG.

Q602
2SC13840W

REG.

Q606

2SC2120Y

REG.

Q501_1

2SD400E

P.CON SW

Q605

2SB892

P.CON SW

R667

R669

820

1/4W

R4080

100

R662

100

R663

100

R644

100 1/4W

R505

100

R668

100

1/4W

C4080

22
16V

C642

16V

C643

16V

C508_2

470

6.3V

C652

1
50V

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

P.CON+8V

P.CON+5V[CHROMA]

P.CON+5V[TU1]

P.CON+5V

AT+5V[UCON]

GND

AT+5V[BACKUP]

8.7VREF

AT+5V[BACKUP]

AT+5V[UCON]

AT+12V

5.7VREF[PCON]

P.CON+5V

MOTOR_GND

5.7VREF[AT]

GND

P.CON+9V

AT+30V

AT+13V

P.CON+5V[CHROMA]

AT+12V

P.CON+5V[TU1]

MOTOR_GND

P.CON+8V

8.7VREF

UNREG+8V

5.7VREF[PCON]

AT+13V

5.7VREF[AT]

AT+30V

AT+13V

GND

UNREG+8V

P.CON+5V

AT+5V[UCON]

GND

P.CON+9V

GND

P.CON+9V

P.CON+5V

GND

P.CON+9V

P.CON+5V

GND

FROM/TO SOUND AMP

FROM/TO I/O

FROM/TO CHROMA/IF

FROM/TO MICON

FROM/TO Y/C/A/H.AMP

(CP810)

(SYSCON PCB)

POWER SCHEMATIC DIAGRAM

VMX188

FROM TV POWER

FROM/TO HIFI

GND

AT+12V

MOTOR GND

UNREG+8V

AT+13V

AT+30V

PCB010

12.4

8.5

9.1

5.1

8.9

5.6

5.1

8.9

5.6

8.9

4.9

5.5

4.9

8.9

5.5

GND

OUT

8.2

5.3

8.9

8.2

8.9

GND

OUT

12.4

9.0

12.4

11.6

8.5

Summary of Contents for MV20FK3

Page 1: ...vas e intervalos de servicio Nota para el reemplazo del IC de memoria Jigs de servicio y herramientas Ajustes mecánicos Ajustes eléctricos Diagramas a bloques Placas de circuitos impresos Diagrama esquemático Formas de onda Vistas explotadas mecánicas Vistas explotadas del chasis para ver Lista de partes de reemplazo del chasis Lista de partes de reemplazo mecánicas Lista de partes de reemplazo el...

Page 2: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200011 MV20FK3 ...

Page 3: ... whether there are the portions which are deteriorated around the serviced places serviced or not Check the insulation between the antenna terminal or external metal and the AC cord plug blades And be sure the safety of that INSULATION CHECK PROCEDURE 1 2 3 4 Unplug the plug from the AC outlet Remove the antenna terminal on TV and turn on the TV Insulation resistance between the cord plug terminal...

Page 4: ...8 Cassette Tape VHS type video cassette tape Width 12 65mm 1 2 Inch VHS C type video cassette tape Width 12 65mm 1 2 Inch G 9 Tape Speed NTSC or PAL M PAL or SECAM SP 33 35 mm sec SP 23 39 mm sec LP 16 67 mm sec LP 11 69 mm sec SLP EP 11 12 mm sec G 10 Recording Playback Time NTSC or PAL M at SP Mode Max 210 min with T 210 cassette at LP Mode Max 420 min with T 210 cassette at SLP EP Mode Max 630 ...

Page 5: ...dio Signal Input Level Line dB Kohm RCA 8 dB 50 Kohm Output Level Line dB Kohm RCA 8 dB 1 Kohm 0dB 0 775 V rms S N Ratio at SP Mode 38 dB Harmonic Distortion 1 5 1KHz Frequency Response at SP Mode 100 Hz 10 KHz at LP Mode Hz KHz at SLP EP Mode 100 Hz 4 KHz Hi Fi Model s Spes NONE Depth Multiplex Recording Rotary Slant Azimuth Two Head System Helical Scan System Frequency Response 20 Hz 20 KHz 6dB ...

Page 6: ...em G 31 Tape Counter Linear Time Tape Counter G 32 Protector Power Fuse Dew Sensor G 33 Regulation Safety UL CSA SAA SI CE SEV BS NF NEMKO FEMKO DEMKO IEC65 SEMKO NZ HOMOLO SABS CNS SISIR NOM AS3159 DENTORI UNE GOST NONE Radiation FCC DOC FTZ PTT CE SEV SABA SI NF NZ HOMOLO UNE CNS CISPR13 DENTORI AS NZS NONE X Radiation DHHS HWC PTB DENTORI NONE G 34 Temperature Operation 5 ºC 40 ºC Storage 20 ºC...

Page 7: ...en Display Menu Timer Rec Set Ch Set Up TV CATV Auto Ch Memory Add Delete Guide Ch Set TV Set Up V Chip Set On Off Timer Picture Audio Sap On Off Auto Repeat On Off System Set Up Clock Set Calendar 12H 24H Language Auto Clock On Off Standard Time Daylight Saving Time G CODE or SHOWVIEW or PLUSCODE No Entry Clock Date CH AV V chip Password Tape Counter Tape Speed Caption Text 1 2 Sleep Time Tape In...

Page 8: ...Film Dew AHC Caution Sheet Owner s Manual W Guarantee Card English Remote Control Unit AC Plug Adaptor Rod Antenna One Pole Two Pole F Type DIN Type France Type Loop Antenna F Type DIN Type France Type U V Mixer Quick Set up Sheet DC Car Cord Center Battery UM 4 x 2 Guarantee Card AC Cord Warning Sheet AV Cord 2Pin 1Pin Circuit Diagram Registration Card Antenna Change Plug PTB Sheet Service Facili...

Page 9: ... 0 50G BH 0 15G BH 0 15G BH 0 30G G 49 Remote Control Unit Unit RC DQ Format NEC Custom Code 40 BF 44 BB h Glow in Dark Remocon Yes No Power Source D C 3 V Battery UM 4 x 2 Total 44 Keys 0 Power Tracking Auto 1 Rec OTR 2Key Tracking Up Set 2 Play Tracking Down Set 3 F Fwd Menu 4 Rew Enter 5 Pause Still Cancel 6 Stop Muting 7 Eject Volume Up 8 Timer Rec 2Key Volume Down 9 TV Caption Text Ch Up Slee...

Page 10: ...TV VCR BLOCK Refer to Fig 1 3 1 2 3 4 Remove the 2 screws 1 Disconnect the following connectors CP401 CP502 CP4201 and CP4202 Unlock the support 2 Remove the TV VCR Block in the direction of arrow Fig 1 3 1 4 MAIN PCB Refer to Fig 1 4 1 2 3 4 5 6 Remove the screw 1 Remove the Main PCB Holder Remove the 2 screws 2 Remove the 3 screws 3 Disconnect the following connectors CP810 and CP820 Remove the ...

Page 11: ... 5 Remove the Jack Plate in the direction of arrow B Jack Plate 1 Deck Holder Syscon PCB A 5 5 B 4 Fig 1 7 Remove the 2 screws 1 Remove the screw 2 Remove the Deck Shield Plate in the direction of arrow 1 Deck Shield Plate Fig 1 5 1 6 DECK CHASSIS Refer to Fig 1 6 1 2 3 Remove the 3 screws 1 Disconnect the following connectors CP1004 CP1005 CP1006 CP4001 CP4002 and CP4003 Remove the Deck Chassis i...

Page 12: ...n Chassis Main Chassis Cassette Side L Cassette Side R Locker R Fig 2 4 2 5 CASSETTE SIDE L R Refer to Fig 2 5 Unlock the 4 supports 1 and then remove the Cassette Side L R 1 Screw Torque 5 0 5kgf cm 2 2 FLAP LEVER TAPE GUIDE R Refer to Fig 2 2 NOTE When you install the Cassette Side R be sure to move the Locker R after installing Cassette Side L Cassette Side R 1 1 1 Locker R 1 Fig 2 5 Move the C...

Page 13: ...2 supports 2 and remove the Tension Band Ass y Unlock the support 3 and remove the Tension Holder Remove the SS Brake Spring Remove the SS Arm Brake 1 2 3 4 5 6 7 8 1 2 1 Loading Motor Ass y Link Lever Main Chassis Screw Torque 5 0 5kgf cm Fig 2 7 2 8 SENSOR COVER L3 Refer to Fig 2 8 Unlock the support 1 and remove the Sensor Cover L3 1 Deck PCB BOT Link Ass y B Dumper Spring 3 3 1 2 2 Tension Adj...

Page 14: ...s 2 Remove the A C Head and A C Head Spring 1 2 3 4 NOTE Do not touch the A C Head Use gloves When you install the A C Head Spring install as shown in Fig 2 13 B Refer to Fig 2 13 B When you install the A C Head tighten the screw 1 first then tighten the screw 2 finally tighten the screw 3 1 2 3 A C Head 2 2 A C Head Spring 1 3 1 2 2 A C Head Base Spring Position Fig 2 13 B 2 14 FE HEAD RECORDER O...

Page 15: ...Capstan DD Unit 1 2 3 Screw Torque 5 0 5kgf cm Fig 2 16 2 17 MIDDLE GEAR MAIN CAM Refer to Fig 2 17 A Remove the Polyslider Washer 1 then remove the Middle Gear Remove the E Ring then remove the Main Cam P5 Cam and Pinch Roller Cam Remove the Polyslider Washer 2 then remove the Joint Gear 1 2 3 Capstan DD Unit Capstan Belt 1 1 1 Fig 2 18 1 Clutch Ass y Ring Spring Coupling Gear Clutch Lever 2 2 2 ...

Page 16: ...move the Loading Gear Spring 2 When you install the Clutch Actuator install as shown in the circle of Fig 2 19 C Refer to Fig 2 19 C Fig 2 19 C Clutch Actuator NOTE Do not touch the roller of Guide Roller Fig 2 20 Loading Gear Holder Inclined T P4 Cover Guide Roller Inclined S 1 2 3 4 4 Guide Roller 2 20 INCLINED S T ASS Y Refer to Fig 2 20 Unlock the support 1 and remove the P4 Cover Remove the s...

Page 17: ... Flip up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 3 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT Support Fig 3 1 Fig 3 2 3 After one side is removed pull in the opposite direction to remove the other NOTE DISASSEMBLY INSTRUCTIONS INSTALLATION 1 Clean the spot where the cap was located with a...

Page 18: ...pflop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SER S...

Page 19: ...arator Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance ...

Page 20: ... the center position NOTE Also can be adjusted by pressing the ATR button for more than 2 seconds during PLAY VOL MIN 5 POWER ON total hours and PLAY REC total hours are displayed on the screen Refer to the PREVENTIVE CHECKS AND SERVICE INTERVALS CONFIRMATION OF USING HOURS Can be checked of the INITIAL DATA of MEMORY IC Refer to the NOTE FOR THE REPLACING OF MEMORY IC VOL MIN 6 VOL MIN 1 Initiali...

Page 21: ...h the tape Clean the rubber and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head CONFIRMATION OF USING HOURS POWER ON total hours and PLAY REC total hours can be checked on the screen Total hours are displayed in 16 system of notation NOTE The confirmation of using hours will not be possible if clock has been set To reset clock either unplug AC cord and allow at ...

Page 22: ...ontally Clean the full erase head in the same manner Refer to the figure below Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold it to the cylinder head softly Turn the cylinder head counterclockwise to clean it in the direction of the...

Page 23: ...ink Again step through the DATA using SET or until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 3 to 6 until all data has been checked When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input Enter DATA SET mode by setting VOLUME to minimum While holding down VOLUME ...

Page 24: ...JG002B JG002E JG002F JG153 X Value Adjustment Screwdriver JG022 Master Plane JG024A Reel Disk Height Adjustment Jig Part No Remarks JG002B VSR Torque Brake Torque S Reel T Reel Ass y JG002E Brake Torque T Reel Ass y JG002F VSR Torque Brake Torque S Reel JG153 X Value Adjustment JG022 JG024A Reel Disk Height Adjustment Used to connect the Syscon PCB and Main PCB JG162A JG162F Used to connect the Sy...

Page 25: ...t the Syscon PCB to the CRT PCB with the cable JG162Y Remove the Operation PCB from the set then connect it with the Syscon PCB If necessary connect CD702 Front A V Jack Input Terminal Short circuit between TP1001 and Ground with the cable JG154 Refer to MAJOR COMPONENTS LOCATION GUIDE The EOT BOT and Reel Sensor do not work at this moment At that time the STOP EJECT button is available to insert ...

Page 26: ...uide Roller P1 Post Fig 1 3 CONFIRMATION AND ADJUSTMENT OF REEL DISK HEIGHT 1 1 1 2 3 4 Turn on the power and set to the STOP mode Set the master plane JG022 and reel disk height adjustment jig JG024A on the mechanism framework taking care not to scratch the drum as shown in Fig 1 1 A Confirm that A of the reel disk is lower than B of the reel disk height adjustment jig JG024A and is higher than C...

Page 27: ...M Tape Running Mechanism is adjusted precisely at the factory Adjustment is not necessary as usual When you replace the parts of the tape running mechanism because of long term usage or failure the confirmation and adjustment are necessary 2 1 GUIDE ROLLER Playback the Alignment Tape Connect CH 1 of the oscilloscope to TP4001 Envelope and CH 2 to TP1002 SW Pulse Press and hold the TRACKING AUTO bu...

Page 28: ...t CH 1 of the oscilloscope to TP4001 CH 2 to TP1002 and CH 3 to HOT side of Audio Out Jack Playback the Alignment Tape Press and hold the TRACKING AUTO button on the remote control more than 2 seconds to set tracking to center Set the X Value adjustment driver JG153 to the 4 of Fig 2 2 B Adjust X value so that the envelope waveform output becomes maximum Check if the relation between Audio and Env...

Page 29: ...S 3 MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Control Head 6 7 8 9 10 X value adjustment driver hole P4 Post T Brake Spring T Reel S Reel ...

Page 30: ...djustment mode display of Fig 1 1 and press the channel button 03 on the remote control to select VIF VCO Press the VOL UP DOWN button on the remote control until the digital voltmeter is 2 5V Use an isolation transformer when performing any service on this chassis Before removing the anode cap discharge electricity because it contains high voltage When removing a PCB or related component after un...

Page 31: ...1 HORIZONTAL SIZE NOTE Adjust after performing adjustments in section 2 10 1 2 Receive the monoscope pattern Adjust the VR401 until the SHIFT quantity of the OVER SCAN on right and left becomes 10 2 2 12 VERTICAL SIZE NOTE Adjust after performing adjustments in section 2 11 1 2 3 4 5 Receive the cross hatch signal from the Pattern Generator Using the remote control set the brightness and contrast ...

Page 32: ...1 2 2 16 SUB TINT 1 2 3 4 5 6 7 8 Receive the color bar pattern RF Input Using the remote control set the brightness contrast color and tint to normal position Connect the synchro scope to TP806 Activate the adjustment mode display of Fig 1 1 and press the channel button 16 on the remote control to select TINT Press the VOL UP DOWN button on the remote control until the section A becomes a straigh...

Page 33: ...ELECTRICAL ADJUSTMENTS 3 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE VCR SECTION SYSCON PCB TU601 TP4001 TP1001 TP1002 CP602 TP4201 J4202 J4201 VR6001 ...

Page 34: ...ELECTRICAL ADJUSTMENTS TV SECTION FOCUS VOLUME SCREEN VOLUME TP806 J801 FB401 VR401 VR402 T501 MAIN PCB CRT PCB VR502 FH503 TP804 ...

Page 35: ...rforming adjustments in section 4 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity magnets so the color at the ends are equally wide Move the deflection yoke backward to neck side slowly and stop it at the position when the whole screen is green Confirm red and blue colors Adjust the ...

Page 36: ...UTE DEFEAT AFT OUT CLAMP VIDEO TONE DELAY 55 5 7Vreg 41 RESET 42 33 39 46 13 POWER ON CONTROL RGB MATRIX CONTRAST HPF ACC KILLER DET ACC DET CHROMA APC DET DEMODULATOR VCXO VCO ADJ 32 HV BLK VERTICAL COUNT DOWN V RAMP 29 17 HORIZONTAL COUNT DOWN H VCO AFC 2 AFC 1 7 6 R G B CUT OFF BUS I F TU601 11 5 4 1 SAW FILTER CF601 1 5 4 MONITOR_V TU1_AUDIO_A TU1_VIDEO SDA SCL HIFI MICON OPERATION DECK UNGER ...

Page 37: ...2 AUTO BIAS P R KIL B D PB AMP 3 58M BPF1 DOUBLE LIM FM DEM SUB LPF V I CONV P R Y LPF YNR COMB N L DEEM NC1 Y C MIX SYNC SEP VCA CLAMP 1 2 FBC Chara INS 6dB P R P R V AGC T4001 CLAMP EQ AMP LINE AMP MUTE ALC SP LP EP H INPUT_SEL TRICK_PB H EE H DOC_XO_CTL REC EE PB C ROTARY H SW VCR_A_MUTE V REC_ST H ENV DET DUMMY_V SYNC SD_VIDEO FRONT_VIDEO_IN TU1_VIDEO NORMAL_A Y C_AUDIO MICON OPERATION DECK 6 ...

Page 38: ...D OSD_G AFT_M OSD_B OSD_BLK HD Y C AUDIO HEAD AMP IN OUT TV CAPSTAN DD UNIT MICRO MOTOR TV_POWER_H FF REW L 97 73 CTL AMP OUT Q1004 FF REW_SW 18 VIDEO H SW H SW VCR_POWER_H TV Q4204 TV POWER LED SW 82 TV_A_MUTE TV_A_MUTE 23 2 1 SENS LED MSSEN B MSSEN A 1 4 3 2 1 4 3 2 Q1002 SENSOR SW MS_SEN A Q1009 MS_SEN B Q1003 AT 5V P CON 5V 68 CENTER LED Q1024 LED DRIVER P CON 5V EOT Q1013 EOT P CON 5V 3 LDM R...

Page 39: ...EC_ST_H HIFI_ENV SCL SDA ST_SELECT REAR_VIDEO_IN FRONT_VIDEO_IN HF1 HF_COM FSC HF2 Y C_AUDIO NORMAL_A Y C AUDIO H AMP IN OUT MICON OPERATION DECK Y C AUDIO H AMP IN OUT 51 58 40 P CON 9V P CON 5V INPUT SW AMP AMP OUTPUT SW PNR BPF FM LIM DEM BLOCK AMP AMP AGC LOGIC VCO FO ADJ LOGIC TV 2 4 6 7 1 3 5 J701 25 J4201 3 2 6 4 J4202 3 2 AUDIO_OUT_R AUDIO_OUT_L ...

Page 40: ...12 R429 R459 R458 R454 R532 R533 R552 R513 R523 R514 R521 R515 R506 R508 R507 R518 R520 R519 R516 R553 R444 R443 R490 R421 R419 R417 R418 R831 R829 R828 R830 R423 R461 R453 R442 R441 R439 R432 R434 R435 R406 R456 R460 R503 R502 R554 R529 C804 C805 C807 C806 C505 R401 R511 R504 C520 C528 C430 C529 C522_1 C517 C537 C401 C406 C433 C418_1 C422 C509 C512 C808_1 C530 C419 C549 C554 C518 C503 C502 C438 C...

Page 41: ...778 R793 SW751 SW791 SW792 SW793 SW794 SW795 SW796 SW797 SW798 SW799 W804 W805 W806 W809 W002 W006 W007 W008 W010 W013 W014 C755 W015 W016 W017 W018 W019 W020 CD355 CD356 W005 W004 W023 W009 W012 W024 W011 CD757_2 W813 W812 CP101 Q101 S103 S104 S101 S102 S105 S106 PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE DECK SOLDER SIDE ...

Page 42: ...8 C5531 C5518 L5503 L5504 C5501 C5512 C5510 C5509 L5506 C5528 C5535 C5539 R4074 C5537 L4002 C4010 C4008 R4052 C4024 L4003 L4007 C4062 C4007 C4058 C4043 C4035 C4034 L4005 L4004 C4016 C4017 C4004 C4015 C4033 C4070 C4039 C4037 C4030 C4031 C4023 C4021 C4011 T4001 Q4006 Q4001 Q4002 Q4003 Q4005 W160 W830 W831 L4010 W158 W159 W086 C4059 C4060 C4061 W124 C4057 W085 W169 W211 C4022 W167 R5501 W156 R5507 W0...

Page 43: ...1 C1005 R1011 R611 I C 5 5 0 1 C5540 C5541 C5524 C5554 C5553 C5544 C5543 C5545 C5546 C5551 C5542 R5510 C5530 C5515 C5506 C5507 C5508 C5521 R5518 C5502 C5519 R5519 C5513 R5502 C5556 R4071 R4014 C4072 R4078 C4049 R4048 R4049 C4047 Q4007 Q4008 R4051 R4055 C4053 R4057 C4052 R4063 R4060 Q4009 R4065 C4048 R4050 C4044 C4036 C4050 C4032 R4044 C4029 C4028 R4033 C4065 R4029 R4019 C4066 C4041 C4038 R4047 C40...

Page 44: ...502 763WAA0125 R542 0 22 1W R544 0 33 1W R512_1 10K 2W R528 22K 3W R501 2 2 7W CP502 TV 50P 02 A1 1 2 F501 6 3A125V 51MS F502 2 5A125V 51MS FH501 EYF 52BC FH502 EYF 52BC FH503 EYF 52BC FH504 EYF 52BC RY501 SDT S 112LMR 1 2 3 4 2 1 L503 8R200024 DEGAUSS COIL CP501 THL P03P B1 1 2 L501_1 SS24V 15045 1 2 3 4 R529 2 7K 1 4W 1 D521 1SS133 IS THE LIVE CONNECTION CAUTION T501 81350524 1 10 11 12 13 14 15...

Page 45: ...HE OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION D415 RMPG06J D413 RMPG06J D414 RMPG06J D406 RMPG06J D4...

Page 46: ...330P B C804 560P B C806 680P B C808_1 0 001 2KV BP OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION D802 1...

Page 47: ...3 DTA124ES SW DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION DIGITAL TRANSISTOR B4002 BL02RN1 R62 S828Y S828X S808Y S808X S102Y S102X S806X S806Y AUDIO SIGNAL REC TUNER VIDEO SIGNAL PLAYBACK COLOR SIGNAL PLAYBACK LUMINANCE SIGNAL LUMINANCE SIGNAL COL...

Page 48: ...SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME S810X S810Y TUNER VIDEO SIGNAL GND AT 5V UCON SDA SCL AT 5V BACKUP OSD_R OSD_G OSD_B CAP_CTL REEL_T REEL_S V SYNC CENTLED OSD_BLK CYL_DRIVE DOC_XO_CTL REC EE PB P CON 5V V REC_ST_H POWER_FAIL DC TRICK_PB H EE H AT 12V MOTOR_GND V SYNC H SW DOC_XO_CTL REC EE PB SD_VIDEO SP LP EP H TRICK_PB H EE H ENV_DET VCR_A_MUTE TAB_SW VCR_A_MUTE CTL TV_A_MUTE CTL SP L...

Page 49: ...80 100 R662 100 R663 100 R644 100 1 4W R505 100 R668 100 1 4W C4080 22 16V KA C642 22 16V KA C643 22 16V KA C508_2 470 6 3V YK C652 1 50V KA OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME P CON 8V P CON 5V CHROMA P CON 5V TU1 P CON 5V AT 5V UCON GND AT 5V BACKUP 8 7VREF AT 5V BACKUP AT 5V UCON AT 12V 5 7VREF PCON P CON 5V MOTOR_GND 5 7VREF AT...

Page 50: ...5 100uH TP4201 V OUT DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME S825X S825Y AUDIO SIGNAL REC TUNER VIDEO SIGNAL SP_OUT_R SOUND_R SP_OUT_L SOUND_L SOUND_GND FRONT_AUDIO_IN_R FRONT_AUDIO_IN_L FRONT_VIDEO_IN AT 5V UCON TV_POWER_H REMOCON_IN T REC_LED REC_LE...

Page 51: ...100 1 4W R607 220 1 2W R674 47 1 2W R672 470 R660 2 2K R629 2 2K R605 22K R6001 1K C6008 C624 47 16V KA C612 220 6 3V YK C645 1 50V KA C649 1 50V KA C655 47 16V KA C659 47 16V KA C641 220 25V YK C635 47 16V KA C601 1 50V KA C632 2 2 50V KA C668 22 16V KA C620 47 6 3V KA C610 2 2 50V KA W803 W937 R6015 W813 W809 W876 W804 W825 W938 R6036 L603 100uH L616 100uH 0607 L610 100uH 0607 L615 100uH 0607 L6...

Page 52: ...390 R311 100K R306 1 8K R309 220 1 4W R310 220 1 4W R307 1 8K R302 3 3K R353 68K R359 47K R350 100K 1 4W R313 390 R317 100 R318 100 R316 3 3K R308 3 3K R303 3 3K R304 4 7K R305 4 7K C352 33 16V KA C314 2 2 50V KA C350 0 1 50V KA C315 47 16V YK C351 1 50V KA C309 47 16V YK W826 W903 W873 W874 W840 L302 100uH 0607 L301 100uH 0607 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC D...

Page 53: ...L TESTER NOTE THE DC VOLTAGE AT EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME S826Y S826X S816X S816Y AUDIO SIGNAL REC AUDIO SIGNAL PB FSC SDA SCL P CON 5V P CON 5V TU2_AUDIO VCR_A_MUTE FRONT_AUDIO_IN_R INPUT_SEL FRONT_AUDIO_IN_L REAR_AUDIO_IN_R REAR_AUDIO_IN_L AUDIO_OUT_R AUDIO_OUT_L TU2_AUDIO TU1_AUDIO_A V REC_ST_H AUDIO_OUT_...

Page 54: ...R R351 220 1 2W R754 270 R775 820 R778 820 R771 1K R776 1K R772 1 5K R777 1 5K R773 2 7K R774 5 6K R761 270 R766 100 1 2W R352 220 1 2W R793 270 W813 W812 W806 W809 W805 W804 D792 SLR 342VCT32 POWER C779 0 001 B C781 0 001 B C751 100P B SW799 SKHVBED010 CH DOWN SW751 SKHVBED010 POWER ON OFF SW795 SKHVBED010 REC OTR SW798 SKHVBED010 CH UP SW791 SKHVBED010 STOP EJECT SW796 SKHVBED010 VOL UP SW797 SK...

Page 55: ...AL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP101 52044 0445 1 2 3 4 Q101 RPT 38PB113 BOT SENSOR S105 S106 S103 S104 S101 S102 DECK SCHEMATIC DIAGRAM CP1006 MICON DECK PCB VE8851 VCC BOT LDM L...

Page 56: ...A IN R GND FRONT AUDIO IN L CP1004 CP4002 GND GND CD803 GND GND GND GND CD802 TCX328 TMX465 PCB070 MAIN PCB SP OUT R SOUND OUT R CD702 CD757 VMX188 PCB010 SYSCON PCB POWER ON L CP4201 AT 5V REMOCON OUT GND KEY A T REC LED REC LED KEY B GND SOUND GND FRONT VIDEO IN CP4202 TEXA33 PCB030 OPERATION PCB SP OUT R SP OUT R SP OUT L SP OUT L OS753 REMOCON SENSOR GND 1 2 3 Vout B CYL PG CYL B CYL FG VCC LD...

Page 57: ... div 1V 10ms div 5V 20µs div 0 5V 20µs div 20 0V 20µs div 20 0V 20µs div 20 0V 20µs div 7 8 15 1 2 3 4 5 6 9 10 11 12 13 14 20V 1ms div WAVEFORMS TV POWER Y C AUDIO HEAD AMP DEFLECTION DEFLECTION TV POWER CRT MICON The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE ...

Page 58: ...REC PB 1V 5ms div 17 24 25 26 27 29 REC PB 200mV 20ns div REC PB 0 5V 20µs div 200mV 20µs div 200mV 20µs div 200mV 20ms div 34 200mV 2ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CHROMA IF IN OUT HIFI WAVEFORMS REC PB 1V 10ms div 20 28 200mV 20µs div ...

Page 59: ...WAVEFORMS 35 200mV 2ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE ...

Page 60: ...110 CRT PCB J801 132 132 PCB070 MAIN PCB 114 A 207 207 212 212 212 213 207 214 134 207 207 214 127 212 129 205 201 201 201 201 201 201 123 MECHANICAL EXPLODED VIEW B 101 118 119 122 120 121 SP351 206 SP352 206 PCB030 OPERATION PCB 206 ...

Page 61: ...203 203 203 A 205 126 209 205 210 211 127 106 B MECHANICAL EXPLODED VIEW PCB010 SYSCON PCB TU601 201 208 201 109 202 110 111 212 102 112 207 212 ...

Page 62: ...6 328 512 314 508 313 502 H5002 511 509 329 330 502 502 PCB550 DECK PCB ASS Y 303 AA AD AA AA AA AA AA AA AA AA AA AA AA AA BA AA 352 503 503 367 501 356 317 369 309 355 300 505 334 AA UN4001 M2003 510 M101 364 CLASS MARK GREASE AA BA Applying positions AA and BA for the grease or oil are displayed for this section Check if the correct grease or oil is applied for each position NOTE OIL ...

Page 63: ... 311 333 346 312 331 514 344 AA AA AA AA AA AA AA AA AA AA AA AA 307 354 326 327 322 513 350 308 337 AA 325 AA AA AA 300 NOTE Applying positions AA and BA for the grease or oil are displayed for this section Check if the correct grease or oil is applied for each position CLASS MARK GREASE AA BA OIL ...

Page 64: ...BZ710087 85OP300179 GEAR LOADING S 333 BZ710088 85OP300180 GEAR LOADING T 334 BZ710208 85OP300187 HOLDER LOADING GEAR S Z 335 BZ710090 85OP400472 ADJUST TENSION 336 BZ710093 85OP400492 HOLDER TENSION 337 BZ710092 85OP400490 LEVER TENSION 338 BZ710091 85OP400475 COVER P4 339 BZ710097 85OP600543 GEAR JOINT 340 BZ710098 85OP600544 GEAR MIDDLE 341 BZ710209 85OP600554 CAM MAIN S 342 BZ710101 85OP600546...

Page 65: ... 3x5 0 511 BZ710055 82P266005N POLYSLIDER WASHER CUT 2 6x6 0xT0 5 512 BZ710218 82Q2647C5N POLYSLIDER WASHER 2 6x4 7xT0 25 513 BZ710054 82P184505N POLYSLIDER WASHER CUT 1 8x4 5xT0 5 514 BZ710058 83ETW30000 E RING 3 0 515 BZ710219 810A126504 SCREW WASHER A M2 6x5 CP101 BZ614040 069R740018 CONNECTOR PCB SIDE 52044 0445 H5001 BZ710040 1523D91034 HEAD AUDIO CONTROL HVMXA1072A H5002 BZ710041 1543D02013 ...

Page 66: ...58 741WUA0001 SPRING EARTH 132 BZ710259 762WPA0011 HOLDER CRT WIRE 134 BZ710260 899HV3T000 HOLDER ANODE WIRE 201 BZ710036 8117540B04 SCREW TAPPING B0 TRUSS 4x20 202 BZ710031 8110630A04 SCREW TAP TITE P BRAZIER 3x10 203 BZ710034 8117140A24 SCREW TAPPING B0 PAN 4x12 204 BZ710264 8111J50D04 SCREW TAPPING A GW22 5x40 205 BZ710032 8110630A24 SCREW TAP TITE P BRAZIER 3x12 206 BZ710030 8110630804 SCREW T...

Page 67: ...3J CPP 0 033 UF 630V C421 BZ110055 E5EZF4102M CE 1000 UF 35V C423 BZ110056 P447F2474J CMPP 0 47 UF 200V FHS C427 BZ110057 E53FF56R8K CE 6 8 UF 50V NP C428 BZ110058 P4N8FJ123H CMPP 0 012 UF 1 25KV C430 BZ110002 C01BBP713K CC 0 001 UF 2KV BP C431 BZ110059 E0ELTD100M CE 10 UF 250V C433 BZ110020 E5EZT8220M CE 22 UF 100V C439 BZ110094 C0JTB05G2K CC 180 PF 500V B C443 BZ110060 P4N8FJ222H CMPP 0 0022UF 1...

Page 68: ...Z410052 D28F21DQN9 DIODE SCHOTTKY 21DQ09N FC4 D601 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D602 BZ410053 D97U08R21C DIODE ZENER MTZJ8 2C T 77 D605 BZ410025 D28T11ESN1 DIODE SILICON 11ES1N TA1B2 D607 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D608 BZ410022 D97U06R81B DIODE ZENER MTZJ6 8B T 77 D609 BZ410022 D97U06R81B DIODE ZENER MTZJ6 8B T 77 D610 BZ410008 D23U1003A3 DIODE SCHOTTKY SB10 03A3...

Page 69: ...ILICON 2SD734 E F AA Q612 BZ510037 TC3T030000 TRANSISTOR SILICON 2SC3000 AA Q801 BZ510027 TC3Q026210 TRANSISTOR SILICON 2SC2621 D E RAC Q802 BZ510027 TC3Q026210 TRANSISTOR SILICON 2SC2621 D E RAC Q803 BZ510027 TC3Q026210 TRANSISTOR SILICON 2SC2621 D E RAC Q810 BZ510046 TC7T1740S0 TRANSISTOR SILICON 2SC1740SP TP Q811 BZ510046 TC7T1740S0 TRANSISTOR SILICON 2SC1740SP TP Q812 BZ510046 TC7T1740S0 TRANS...

Page 70: ...0504201T31 SWITCH TACT SKHVBED010 SW792 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW793 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW794 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW795 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW796 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW797 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW798 BZ612001 0504201T31 SWITCH TACT SKHVBED010 SW799 BZ612001 0504201T...

Page 71: ...048 069E2B0129 CONNECTOR PCB SIDE 8283_1112_00_000 CP803A BZ614006 067R105019 WIRE HOLDER 51052 0500 CP803B BZ614006 067R105019 WIRE HOLDER 51052 0500 EL001 BZ614043 124116281A EYE LET XRY16X28BD EL002 BZ614044 124120301A EYE LET XRY20X30BD F501 BZ614125 081PC6R304 FUSE 51MS 6 3A L CC F502 BZ614126 081PC2R504 FUSE 51MS 2 5A L CC FB401 BZ310074 043221011Q TRANSFORMER FLYBACK 3221011Q FH501 BZ614005...

Page 72: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

Search results

Summary of Contents for MV20FK3

Reviews:

Related manuals for MV20FK3

Brands by name

Popular brands

Toshiba MV20FK3, Service Manual

Search results

Summary of Contents for MV20FK3

Reviews:

Related manuals for MV20FK3

Brands by name

Popular brands