Toshiba MV19K1 Service Manual Download Page 45

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Q1014

DTC124EKA

VIDEO-H SW

Q1004

DTC124EKA

FF/REW_SW

Q1024

DTC143EKA

LED DRIVER

CAUTION: DIGITAL TRANSISTOR

IC1099

S-24C04BDP-LA

EEP ROM

D1003

SID1050CM

IC1002 PST600H

SYSTEM RESET

Q1003

GP1S94L

MS_SEN B 1

Q1009

GP1S94L

MS_SEN A

SW1001

SPVF130100

IC1003

BA6955AN

LOADING MOTOR DRIVER

CP1004

TMC-J08P-B1

CP1005_1 52045-0545

Q1001

GP1S566

REEL SENS

Q1005

GP1S566

REEL SENS

R1005

2.7

CAPSTAN AFC SIGNAL
CYLINDER AFC SIGNAL
CYLINDER APC SIGNAL

R.SIGNAL

B.SIGNAL

DEFLECTION SIGNAL

G.SIGNAL

IS NON POLAR ONE.

THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP

THE RESISTOR MARKED F IS FUSE RESISTOR.

NOTE:

D1001

11E1N

D1005

11E1N

D1017

1SS133

D1006

SB10-03A3

D1011

SB10-03A3

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

CP1002

CH22076A

X1001
12MHz

X1002

32.768KHz

IC1001

OEC7041A

TIMER SYSCON MICON

100

L1001
2.2uH

CP1006

52045-0445

C1021

16V

C1003_1

1000

6.3V

C1058

100

6.3V

C1020

16V

C1001

100

25V

C1050 20P CH

C1049 22P CH

C1048 18P CH

C1040 18P CH

C1041

0.1 B

C1082

0.01 B

C1013 0.0056 B

C1026
0.1 B

C1019

0.001 CH

C1022

0.1 B

C1025

0.1

C1047 18P CH

C1046 20P CH

C1038

560P

C1065

0.1

C1063

0.1

C1070

0.1

C1073

56P

C1062

0.1 B

C1074

0.1

C1017

0.1

C1071

100P

C1077

0.1

C1069

0.1

C1066

0.1 B

C1055

330P CH

C1053

100P

C1002

0.001 Y

C1005

0.001 Y

C1034

0.1 F

C1031

0.001 Y

C1035

200P CH

C1044

0.0015

C1006

100P

C1072

C1007

1 F

C1078

0.1

C1081

0.1

C1091

0.1 B

C1027

0.0039 B

C1090

100P

C1030

0.1 B

C1068

0.1

C1088

0.1

C1014

0.1

C1028

0.1

C1061

150P CH

C1060

150P CH

C1029

0.01

C1067

10P

C1089

100P

R1070

18K

R1048

1/4W

R1024

1K 1/4W

R1023

1K 1/4W

R1027

1K 1/4W

R1010

3.3K 1/4W

R1053

220

1/4W

R1045

3.3K

R1001

3.3K 1/4W

R1044

3.3K

R1017

33K

R1020

22K

R1046

4.7K

R1012

10K

R1057

47K

R1047

4.7K

R1019

47K

R1002

120

R1006

47K

R1083

33K

1/4W

R1079

1/4W

R1087

33K

1/4W

R1050

100

1/4W

R1011

82K

R1003

82K

R1034

R1028

4.7K

1/4W

R1066

R1039

18K

R1076

R1064

10K

R1077

R1078 390K

R1049

4.7K

R1059

4.7K

R1062

R1008

1K 1/4W

R1033

R1075

4.7K

R1018

4.7K

R1060

100K

R1058

10K

R1031

R1055

10K

R1056

4.7K

R1051

5.6K

R1061

R1013 560

R1009 560

R1016

270

1/4W

R1029

4.7K 1/4W

R1032

10K

R1040

33K 1/4W

C1015

10V

C1016

16V

C1018

4.7

50V

C1032

220

6.3V

Q1002

2SC2412K

SENSOR SW

Q1016

2SC2412K

INVERTER

Q1023

2SC2412K

X_RAY_SW

Q1018

2SC2412K

BUFFER

Q1015

2SC2412K

INVERTER

Q1017

2SC2412K

BUFFER

W819

W851

W810

W839

W804

W840

W841

W814

TP1001

SERVICE

DURING PLAYBACK

MEASURED WITH THE DIGITAL TESTER

NOTE:

THE DC VOLTAGE AT EACH PART WAS

D1014

MTZJ5.1B

D1004

RD12FB

TP1002

H.SW

TUNER VIDEO SIGNAL

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:

AT+5.6V

P.CON+5V

P.CON+12V

SDA

SCL

POWER_FAIL[DC]

OSD_R

OSD_G

OSD_B

CAP_CTL

REEL_T

REEL_S

IIC_OFF

CENTLED

OSD_BLK

CYL_DRIVE

V.REC_ST_H

VCR_POWER_H

CAP_HI_H

CAP_VCO

GND

MOTOR_GND

H.SW

X_RAY

SCL

SDA

SD_VIDEO

ENV_DET

VCR_A_MUTE

TAB_SW

VCR_A_MUTE

TV_A_MUTE

CTL+

LM-

LM+

CTL-

LDM_F

LDM_R

COL_ROTA

D.V_SYNC

V.REC_ST_H

H.AMP_SW_1

COMP

CAP_FG

CYL_FG

CYL_PG

X_RAY

EOT

BOT

AFT_M

SCL

SDA

CENTLED

CTL-

OSD_R

OSD_G

CTL+

OSD_B

LM-

OSD_BLK

LM+

RESET

TV_POWER_H

VCR_POWER_H

TRICK-PB-H

IIC_OFF

TAB_SW

EXT_MUTE

TV_POWER_H

COL_ROTA

H.SW

TV_POWER_H

REC_LED

T-REC_LED

H.AMP_SW_1

VCR_POWER_H

CAP_F/R

KEY_A

KEY_B

REMOCON_IN

TRICK-PB-H

T-REC_LED

MS_SEN-A

MS_SEN-B

D.V_SYNC

CAP_HI_H

EXT_MUTE

ENV_DET

SEN_LED

REC_LED

AFT_M

KEY_A

KEY_B

LDM_R

LDM_F

SCL

COMP

EOT

BOT

SCL

SDA

CYL_DRIVE

RESET

REEL_S

REEL_T

TV_POWER_H

SEN_LED

MS_SEN-B

MS_SEN-A

CYL_FG

TV_A_MUTE

CYL_PG

CAP_CTL

CAP_VCO

CAP_FG

CAP_F/R

TO SOUND AMP

FROM/TO I/O

FROM/TO CHROMA/IF

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

FROM/TO CAPSTAN DD UNIT

FROM/TO MICRO MOTOR

FROM/TO DECK

2.6

BOT

LDM-

LDM+

EOT

VCC

(CP101)

5.1

22 TRICK-PB-H

6 VIDEO-ENV

5 HI-FI-ENV

10 KEY B

9 KEY A

19 HI-FI-H.SW

18 VIDEO-H.SW

CFG AMP-OUT

82 TV_A_MUTE

81 VCR_A_MUTE

CM_ADV_VIDEO

48 CM_ADV_AUDIO

POWER_FAIL_L

CA/MA_SEL

33 AKB CTL

17 ENV-CMP-IN

32 OTPB LED

31 ON-TIMER LED

83 FF/REW-L

98 AMP-VCC

99 ANALOG VCC

100 DEW

50 TAB SW

49 OSD-VSS

REEL-T

CAP-FG

AMP-VSS

DRUM-FG

DRUM-PG

AMP-VREFOUT

AMP-VREFIN

CTL-

CTL+

AMP C

CTL AMP-OUT

73 IIC-OFF

70 IIC-DATA2

68 IIC-DATA3

67 IIC-CLK3

62 B

58 H/C-SYNC

59 V-SYNC

57 NUA

55 VHOLD

53 OSD-VCC

52 SD-IN(MONI)

VSS

CLKSEL

OSC-IN2

OSC-OUT2

NUB

X-OUT(12MHz)

X-IN(12MHz)

VCC

XC_OUT(32KHz)

XC_IN(32KHz)

RESET-L

REC LED

T-REC LED

TV-POWER

VCR-POWER

EXT-MUTE

21 LDM-FWD

20 LDM-RVS

16 HEAD.AMP.SW

15 COLOR ROTARY

13 DUMMY-V.SYNC

12 CAP-LIMIT

11 CAP-FWD

7 AFT(MONI)

8 AFT(REC)

BOT

EOT

MSSEN-A

MSSEN-B

CYL DRIVE

CYL PG

CYL +B

CYL FG

CYL GND

(S/S)

POWER

SAVE

CONTROL LOGIC

STD

66 CAP FULL

65 V-REC-ST-H

CENTER LED

24 CAP-HI H

23 SENS LED

5.2

5.1

GND

OUT

5.1

72 IIC-DATA1

71 IIC-CLK1

69 SP-H

75 AGC(REC)

64 R

63 G

CAP-PWM

DRUM-PWM

74 JUST CLOCK

E/V_MASK

REEL-S

60 OSD OUT1

56 CVIN

54 HLF

SERVICE

AV 1

AV 2

12.1

10.8

10.9

12.1

5.2

1.4 1.4

2.4 2.2

5.2 5.2

2.2

5.2 2.3 2.6 2.6

0.1 5.2 5.2

1.5

1.3

2.1

2.6

5.2

2.5

2.6

5.2

2.1

1.6

2.3

4.2

4.9

5.1

2.5

2.6

2.5

5.2

2.5

1.8

5.1

5.9

2.5

2.6

2.0

0.6

2.5

0.2

2.5

2.6

2.5

5.1

5.2

1.4

5.2

4.2

0.9

5.1

5.9

0.2

-0.7

0.8

0.5

0.8

1.2

5.1

1.3

PCB010

VCO

GND

MOTOR GND

I LIMIT

CTL

CAP.M F/R

VCC(5V)

0.1

4.9

14 REMOCON-IN

4.9

0.1

25 PLAY LED

VM9175

5.1

0.9

1.2

2.4

0.9

1.2

VSS

SDA

SCL

TEST

VCC

5.2

2.6

2.5

4.5

5.2

4.5

5.2

FROM/TO POWER

MICON SCHEMATIC DIAGRAM

(SYSCON PCB)

Summary of Contents for MV19K1

Page 1: ...para el reemplazo del IC de memoria Herramientas e implementos de servicio Preparación para el servicio Ajustes mecánicos Ajustes eléctricos Diagrama a bloques Placas de circuito impreso Diagramas esquemáticos Formas de onda Vistas explotadas mecánicas Lista de partes de reemplazo mecánicas Lista de partes de reemplazo eléctricas Televisores a Color con Videograbadora ...

Page 2: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200005 MV19K2 ...

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: ... G 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 6...

Page 5: ... Horizontal Resolution at SP Mode 220 Lines G 22 Audio 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 Helic...

Page 6: ...ssette Loading System Top Loading System 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 Temperat...

Page 7: ...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 Calender 12H 24H Language Auto Clock On Off Standard Time Daylight Saving Time G CODE or SHOWVIEW or PLUSCODE No Entry Clock Date CH AV Tape Counter Tape Speed Sleep Time Tape In Control Level Vol Bright Cont Color Tint Sharpness Control...

Page 8: ...emote 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 Facility List 300 ohm to 75 ohm Antenna Adaptor Important Safeguard Euro W...

Page 9: ...15G BH 0 15G BH 0 30G G 49 Remote Control Unit Unit RC DA 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 41 Keys 0 Power Tracking Auto 1 Rec OTR 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 Volume Down 9 TV Caption Text Ch Up Sleep Timer Index Ch Down ...

Page 10: ... VCR BLOCK Refer to Fig 1 3 1 2 3 4 Remove the 2 screws 1 Disconnect the following connectors CP355 CP353 CP401 CP502 and CP351 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 CP820 and CP804 Rem...

Page 11: ...the Jack Plate in the direction of arrow B Jack Plate 1 Deck Holder Syscon PCB A 2 5 5 B 3 4 Fig 1 7 Remove the 2 screws 1 Remove the screw 2 Remove the screw 3 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 CP1002 CP1005 CP1006 CP4001 CP4004 and CP4005 Remove the D...

Page 12: ... B 2 4 CASSETTE HOLDER ASS Y Refer to Fig 2 4 Move the Cassette Holder Ass y to the front side Push the Locker R to remove the Cassette Side R Remove the Cassette Side L 1 2 3 Main 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 Remove the Locker Spring Unlock the 4 supports 1 and then remove the Cassette Side L R 1 2 NOTE When you insta...

Page 13: ...nsion Adjust Unlock the 2 supports 3 and remove the Tension Band Ass y Unlock the support 4 and remove the Tension Holder 1 2 3 4 5 6 7 Tension Holder 4 2 Tension Adjust Tension Band Ass y Tension Arm Ass y 1 Tension Spring Inclined S Ass y Fig 2 9 A NOTE When you install the Tension Adjust install as shown in Fig 2 9 B Refer to Fig 2 9 B Adjust the direction of the Marker to inside Fig 2 9 B 2 10...

Page 14: ...Remove the screw 1 Remove the A C Head Base Remove the 3 screws 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 Spring Pos...

Page 15: ...he 3 screws 2 Remove the Cylinder Unit Ass y 1 2 3 When you install the Cylinder Unit Ass y tighten the screws from 1 to 3 in order while pulling the Ass y toward the left front direction NOTE 2 3 2 1 2 2 Cylinder Unit Ass y 1 AHC Ass y Screw Torque 5 0 5kgf cm Fig 2 15 2 16 CAPSTAN DD UNIT Refer to Fig 2 16 Remove the Capstan Belt Remove the 3 screws 1 Remove the Capstan DD Unit 1 2 3 1 1 1 Capst...

Page 16: ...er Loading Arm T Ass y Loading Gear S LED Reflecter Fig 2 19 A NOTE When you install the Loading Arm S Ass y Loading Arm T Ass y and Main Loading Gear align each marker Refer to Fig 2 19 B Loading Arm T Ass y Main Loading Gear Marker Marker Loading Arm S Ass y Fig 2 19 B Loading Arm S Ass y Loading Gear Spring Loading Gear Spring 2 20 INCLINED S T ASS Y Refer to Fig 2 20 Unlock the support 1 and r...

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: ...d When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input 4 5 6 7 8 9 The unit will now have the correct DATA for the new MEMORY IC Enter DATA SET mode by setting VOLUME to minimum While holding down VOLUME button on front cabinet press key 6 on remote control simultaneously ADDRESS and DATA should appear as FIG 1 INIT 00 83 0010 0003 POWERON PLAY RE...

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 JG162C JG162D Used to connect the Sy...

Page 25: ...t the Syscon PCB to the CRT PCB with the cable JG162Y Remove the Jack LED PCB from the set then connect it with the Syscon PCB If necessary connect CP351 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 a...

Page 26: ...yback in SP mode Tentelometer Video Tape Guide 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 ...

Page 27: ...utch Ass y T Brake Spring Tension Spring 2 CONFIRMATION AND ADJUSTMENT OF TAPE RUNNING MECHANISM 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 ...

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: ...T PARTS LOCATION GUIDE 1 2 3 4 5 6 7 8 9 12 7 8 9 10 11 12 P4 Post T Brake Spring T Reel Ass y Idler Ass y S S Brake Spring S Reel 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Control Head 6 X value adjustment driver hole 11 10 ...

Page 30: ... Approxi 3 seconds later input the Antenna again Connect the digital voltmeter to TP601 Adjust the L610 until the digital voltmeter is 3 1 0 05V TV SECTION 2 4 CONSTANT VOLTAGE 1 2 3 4 Using the remote control set the brightness and contrast to normal position Connect the digital voltmeter to TP401 Set condition is AV MODE without signal Adjust the VR502 until the DC voltage is 135 0 5V NOTE Use t...

Page 31: ...e red color level is adjusted to 105 5 of the white level Refer to Fig 2 4 White 0 White 100 Fig 2 4 2 10 SUB COLOR AV 1 2 3 4 5 6 7 Receive the color bar pattern Audio Video Input Connect the synchro scope to TP801 Using the remote control set the brightness contrast color and tint to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 4 on the remote cont...

Page 32: ... 2 3 4 5 Receive the monoscope pattern Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 1 on the remote control The Fig 2 6 appears on the display Press the channel button 1 on the remote control Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on righ...

Page 33: ...attern Activate the adjustment mode display of Fig 1 1 and press the channel button 2 on the remote control The Fig 2 8 appears on the display Adjust the adjustment mode display of Fig 2 8 until the white color is loocked like a white 1 AKB AUTO 2 R BIAS 3 G BIAS 4 B BIAS 5 R DRIVE 6 G DRIVE 7 B DRIVE 8 AGC AUTO 0 RETURN Fig 2 8 ...

Page 34: ...ELECTRICAL ADJUSTMENTS 3 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE VCR SECTION SYSCON PCB CP603 J4201 TP4201 TP1002 TP601 L610 TU601 TP4001 TP1001 ...

Page 35: ...ELECTRICAL ADJUSTMENTS TV SECTION MAIN PCB T501 FB401 FOCUS VOLUME SCREEN VOLUME VR502 TP401 CRT PCB J801 TP801 TP803 R421 R408 ...

Page 36: ...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 37: ...2 FB401 V801 CRT Q806 BLUE AMP Q805 GREEN AMP Q804 RED AMP 9 4 Q605 CUT OFF P CON 9V 8 Q405 H DRIVE Q406 H OUTPUT HD 33 AMP 2 59 60 AC IN D501 D504 RECTIFIER F501 Q503 B 100V DRIVE Q502 100V DRIVE Q501 100V SW F502 6 14 4 12 T501 9 AT 30V 3 1 5V POWER REG IC502 KIA7805PI AT 5 6V 3 1 12V REG IC504 KIA7812PI AT 12V 3 1 SW REG IC501 STR F6624 IC506 ON3171R FEED BACK Q507 FEED BACK SW Q506 5V SW Q513 ...

Page 38: ...BEFORE PB BGA AFTER REC BGA P R B_UP AMP ACC 1 2 Y C MIX PIC_CTL ANR N C 1 NL DE EMP Y N R CLAMP P R C LPF P R P R P R Q4003 SW BIAS OSD L4003 Q4005 DRIVER Q4009 BUFFER Q4007 AMP CP4001 6 5 4 SP CH1 R SP COM SP CH2 L CYL FE HEAD HOT SCL FE HEAD GND SDA MICON POWER 2 1 CP4004 FE HEAD CP4005 6 5 4 AUDIO PB AUDIO REC CTL HEAD AUDIO CONTROL 3 2 1 AE HEAD AE HEAD CTL Q4001 Q4002 AUDIO PB SW CTL CTL Q40...

Page 39: ...GIC TSD 2 5 7 4 LOADING MOTOR DRIVER IC1003 BA6955AN SW1001 Q1015 INVERTER Q1016 Q1023 X_RAY_SW D791 D793 D792 Q1006 P CON SW Q1019 P CON 5V DRIVER Q4205 REC LED SW Q4206 T REC LED SW 1 4 3 2 2 3 4 1 4 3 2 LDM LDM BOT CP1006 1 CP1002 EOT Q1024 LED DRIVER P CON 5V 5 CYL DRIVE 7 6 5 CAP M F R FG VCO 3 CYL FG 1 CYL PG CP1005 4 CTL CP1004 1 4 3 2 1 3 4 2 1 3 4 2 Q1002 SENSOR SW AT 5 6V MS_SEN A Q1009 ...

Page 40: ...01 TH501 R518 R441 D508 R448_3 R 5 0 5 CP501 D519 D512 W022 R 5 0 0 W015 W034 CP401 Q502 W031 C423 R503 R506 D518 RY501 R553 Q503 CP803A HS503 HS501 W010 C560 C 5 0 7 W810 W001 W005 W006 C540_2 C527 C512_1 B502 D401 W033 R535 C538_1 D505 W017 W018 R456 W023 R529 W025 TP404 R421 C537_1 C503 C502 C509 W007 W024 W820 W821 R401 C411 W036 F501 F502 W822 W047 W813 R512 TP402 W818 C541_1 W014 R543 W046 W...

Page 41: ...PRINTED CIRCUIT BOARDS JACK LED SOLDER SIDE DECK SOLDER SIDE CP101 Q101 Q102 CP102 C352 CD352 D791 D792 D793 J351 J701_1 R351 R350 R754 R761 W811 W001 R793 W002 W805 CD351_1 ...

Page 42: ...C001 C661 W057 W137 C1065 W016 R670 R632 W152 CD810 CD820 C640 C646 W841 W839 W840 R1068 W191 C4006 W148 W059 B4003 C4073 C4067 W090 L613 TP1002 W024 W083 W177 W037 W007 W023 W032 W847 W110 W161 W183 W150 Q1019 C357 C634 W854 C1063 W146 W139 W089 L4005 R4061 W140 W066 W068 W073 L4014 W136 W141 W145 W163 W164 W156 W154 W162 C611 W169 W064 W069 W020 J4201 W018 W094 W049 W103 W107 W102 W065 W133 R655...

Page 43: ...1044 R1057 R1058 R1060 C1053 C1055 Q1016 C4002 C4001 R4005 R647 R631 C612 C4009 R4058 R4059 R1039 R1064 R4232 Q607 R4244 R1049 C642 R653 R4204 C4079 C657 C4210 R4212 C1006 R1011 R1003 C1002 C1017 C647 R627 R623 R1062 R1061 Q1018 Q1017 C1027 C1022 C1025 R4018 R1037 R1046 C665 R660 R659 C1060 C1061 R663 R662 R1065 R1066 C1034 C1030 R4008 R1013 R1009 Q4204 C4204 R624 R4060 C1041 C1026 Q4205 Q4206 R42...

Page 44: ...13 W847 W868 Q4012 2SA1037AK BUFFER Q4011 2SA1037AK BUFFER Q4005 2SA1318 DRIVER Q4003 DTA124EKA SW L4009 100uH L4006 100uH L4015 100uH L4005 100uH L4011 100uH 0607 L4004 100uH 0607 L4002 100uH 0607 L4012 100uH 0607 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS D4004 MTZJ5 6B TP4001 ENV R4031 1 2K 1 B4003 BL01RN1 A63 RECORD LUMINANCE SIGNAL PLAYBACK LUMINANCE...

Page 45: ...TAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS D1014 MTZJ5 1B D1004 RD12FB TP1002 H SW TUNER VIDEO SIGNAL 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 AT 5 6V P CON 5V P CON 12V SDA SCL POWER_FAIL DC OSD_...

Page 46: ...YBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS 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 CAP_VCO P CON 9V MOTOR_GND P CON 12V P CON 5V P CON 5V GND P CON 5V CAP_VCO AT 5 6V ...

Page 47: ...0P CH R4244 1K R1092 100 1 4W R4238 33 R4239 220 1 2W R4236 1K R4213 75 R4204 1K R4232 10K R1080 33K R4201 75 1 4W R4212 75 R4203 100 R1088 1 5K R1091 1K R1096 1K R1095 1K R1090 1K R1089 1 5K R1086 2 7K R1084 5 6K C1076 220 6 3V KA C4220 100 10V YK W980 W879 W880 W878 W822 Q4212 2SA1037AK BUFFER Q4210 2SA1037AK MUTE SW L4205 100uH DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAG...

Page 48: ... 2 50V KA C625 1 50V KA C605 2 2 50V KA C617 0 47 50V KA C623 1 50V KA C624 1 50V KA C633 100 16V KA C634 47 16V KA C643 0 47 50V KA C650 1 50V KA C668 2 2 50V KA C626 10 16V KA C652 0 47 50V KA W865 W864 W863 W831 W855 W811 W829 W860 Q605 2SA733_Q CUT OFF Q602 2SA1037AK BUFFER Q608 2SA1037AK BUFFER Q620 2SB892 5V DRIVER L608 100uH 0607 L607 100uH L611 100uH L605 100uH D601 MTZJ9 1B TP601 R640 4 7...

Page 49: ...25V YK R351 18K R359 68K R353 68K R356 10K 1 4W C355 10 16V KA C356 10 16V KA C357 10 50V KA C359 100 16V KA Q351 2SC2412K MUTE SW W827 AUDIO SIGNAL REC AUDIO SIGNAL PB 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...

Page 50: ... 0 15 1W R517 2 2 3W R501 1 2 7W CP502 TV 50P 02 A1 1 2 F502 2 5A250V 23302 5 F501 5A125V 233005 FH503 EYF 52BC FH504 EYF 52BC FH501 EYF 52BC FH502 EYF 52BC TH501 PTH451C3R0Q11 1 2 3 RY501 SDT S 109LMR 1 2 3 4 2 1 L503 8R200026 DEGAUSS COIL CP501 THL P03P B1 1 2 L501_1 9 000074 1 2 3 4 L502_1 SU16V 20030 1 2 3 4 CP810 8283_1012_00_000 1 10 2 3 4 5 6 7 8 9 R529 2 7K 1 VR502 330 B ADJ D521 1SS133 D5...

Page 51: ...P 500V B C417 560P 500V B C429_1 470P 2KV B C411 0 47 100V TF C423 0 47 250V ECWF C424 0 01 1 6KV ECWH C425_1 820P 2KV BP C416 22P 500V SL C402 0 001 M C421_1 1000 35V MHE C433 22 100V MHE 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 NO...

Page 52: ...ND 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 R802 15K 2W R805 15K 2W R810 15K 2W CP807 005P 2100 1 THE DC VOLTAGE A...

Page 53: ...SE PARTS MARKED BY CAUTION 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 D792 SLZ 936C 07 S T1 POWER PLAY D793 SLZ 936C 07 S T1 REC OTR D791 SLZ 936C 07 S T1 T REC H E H E J701_1 JPJ3811 01 430 1 2 3 4 J351 HTJ 035 28A 1 2 3 4 5 6 7 CD351_1 CH27081A 1 2 3 4 5 6 7 CD352 CH25087A 1 2 3 4 5 TUNER AUD...

Page 54: ...PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION CP101 52044 0445 1 2 3 4 CP102 173979 2 1 2 S105 S106 S103 S104 S101 S102 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 DECK PCB VE8851 FROM TO MICON FROM TO MICON M101 LOA...

Page 55: ...V DY 9 8 7 6 5 4 3 F 1 FOCUS NC NC GND GND GND GND HEATER 180V GND GND GND SOUND GND SP OUT GND SOUND GND CP351 AT 5V POWER ON L CP355 TE9A16 JACK LED PCB PCB030 CP1004 CP4005 TU601 CP1006 CYLINDER UNIT ASS Y UN4001 CD352 CD351 T REC LED REC LED GND FRONT A IN L SOUND OUT L SP OUT L GND FRONT VIDEO IN Q101 CP1002 CD801 AT 10V AT 10V J801 CRT SOCKET V801 CRT ANODE H V AE HEAD AE HEAD AUDIO REC AUDI...

Page 56: ...0V 5ms div 7 50 0V 20µs div 6 50 0V 20µs div 11 PB 0 5V 0 5ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE DEFLECTION DEFLECTION CRT TV POWER 12 PB 100mV 1ms div 14 PB 0 5V 20µs div 13 PB 50mV 0 5ms div 15 POWER ON 0 5V 20µs div TV POWER Y C AUDIO HEAD AMP ...

Page 57: ...iv 30 POWER ON 200mV 20µs div 29 POWER ON 0 5V 20µs div 24 POWER ON 1 0V 10µs div 23 PB 1 0V 5ms div 28 POWER ON 5 0V 5ms div 27 POWER ON 20 0V 20µs div 22 PB 1 0V 5ms div 21 PB 1 0V 0 5ms div 26 POWER ON 0 5V 10ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE MICON IN OUT ...

Page 58: ...V 1ms div 33 POWER ON 0 5V 20µs div 34 POWER ON 200mV 20µs div 35 POWER ON 10 5V 20µs div 36 POWER ON 200mV 1ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CHROMA IF SOUND AMP ...

Page 59: ...CB070 MAIN PCB 207 FB401 208 206 205 124 124 205 210 209 206 208 125 208 125 208 203 203 203 203 L503 V801 116 J801 PCB110 CRT PCB 114 115 216 216 216 216 216 216 211 SP351 PCB030 JACK LED PCB 106 102 109 107 211 101 108 211 202 133 ...

Page 60: ...217 217 217 127 MECHANICAL EXPLODED VIEW 202 202 215 214 111 204 PCB010 SYSCON PCB 213 TU601 216 212 216 117 118 125 208 112 201 ...

Page 61: ... 353 320 A M2003 505 505 515 335 319 349 318 336 328 512 314 508 313 309 355 502 H5002 511 A M101 509 369 371 372 502 502 PCB550 DECK PCB ASS Y 303 AA AA AA AA AA AA AA AA AA AA AA AA AA AA BA AA AA 352 300 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 501 356 317 37...

Page 62: ...7 354 326 327 325 504 337 332 346 311 333 346 312 331 514 344 512 330 AA AA AA AA AA AA AA AA AA AA AA AA AA BA AA 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 63: ...REW TAP TITE P BRAZIER 3x6 202 BZ710030 8110630804 SCREW TAP TITE P BRAZIER 3x8 203 BZ710033 8111J50D05 SCREW TAPPING A GW22 5x35 204 BZ710147 8107630604 SCREW TAP TITE S BRAZIER 3x6 205 BZ710022 810A130804 SCREW WASHER A M3x8 206 BZ710026 810B130A04 SCREW WASHER B M3x10 207 BZ710025 810B130804 SCREW WASHER B M3x8 208 BZ710019 8109630802 SCREW TAP TITE B BRAZIER 3x8 209 BZ710024 810A130B04 SCREW W...

Page 64: ...R MAIN LOADING 332 BZ710087 85OP300179 GEAR LOADING S 333 BZ710088 85OP300180 GEAR LOADING T 334 BZ710089 85OP300186 HOLDER LOADING GEAR 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 BZ710100 85OP600545 CAM MAIN 342 BZ7101...

Page 65: ...SHER CUT 2 6x6 0xT0 5 512 BZ710056 82Q264713N POLYSLIDER WASHER 2 6x4 7xT0 13 513 BZ710054 82P184505N POLYSLIDER WASHER CUT 1 8x4 5xT0 5 514 BZ710058 83ETW30000 E RING 3 0 515 BZ710051 810A123504 SEMS A M2 3x5 0 CP101 BZ614040 069R740018 CONNECTOR PCB SIDE 52044 0445 CP102 BZ614046 0694220139 CONNECTOR PCB SIDE 173979 2 H5001 BZ710040 1523D91034 HEAD AUDIO CONTROL HVMXA1072A H5002 BZ710041 1543D02...

Page 66: ...B07H3K CC 0 0022UF 2KV B C503 BZ110009 C13HB07H3K CC 0 0022UF 2KV B C506 BZ110025 P2122B224M CMP 0 22 UF 250V ECQUL C507 BZ110012 E51CGC471M CE 470 UF 200V C508 BZ110008 C034E0JH3M CC 0 0022UF 125V MX C510 BZ110018 E5EZT4101M CE 100 UF 35V C511 BZ110016 E5EZT2471M CE 470 UF 16V C514 BZ110002 C01BBP713K CC 0 001 UF 2KV BP C517 BZ110006 C01BBP7W2K CC 820 PF 2KV BP C521 BZ110013 E53VFB221M CE 220 UF ...

Page 67: ...IC STR F6624 IC502 BZ611007 I1KA978050 IC KIA7805PI IC503 BZ611006 I0GA909RD0 IC PQ09RD08 IC504 BZ611009 I1KA978120 IC KIA7812PI IC506 BZ410001 000210001R PHOTO COUPLER ON3171R IC601 BZ611008 I1KA978060 IC KIA7806PI IC604 BZ611003 I03FE814B0 IC LA76814BM MPB IC1001 BZ611011 I56F57041A IC OEC7041A IC1002 BZ611012 I9UJ0T600H IC PST600H IC1003 BZ611005 I07SQ955AN IC BA6955AN IC1099 BZ610028 A54618A01...

Page 68: ...6YJ1037K0 TRANSISTOR SILICON 2SA1037AKT146R S Q4212 BZ510001 T6YJ1037K0 TRANSISTOR SILICON 2SA1037AKT146R S COILS TRANSFORMERS L001 BZ310021 02A1281872 CORE TRIDAL KR16TT281807D L101 BZ310022 02A6A8A0A1 CORE FERRITE HF57T18 5 10 10 L102 BZ310022 02A6A8A0A1 CORE FERRITE HF57T18 5 10 10 L401 BZ310004 021679472K COIL 4 7 MH L402 BZ310013 0221000013 COIL LINEARITY ELH5L4112 L501 BZ310019 029K000074 CO...

Page 69: ...501 BZ614012 0697320039 CORD UX CONNECTOR THL P03P B1 CP502 BZ614018 069W420029 CONNECTOR PCB SIDE TV 50P 02 A1 CP603 BZ614045 069E260129 CONNECTOR PCB SIDE 8283_0612_00_000 CP801 BZ614017 069W320018 CONNECTOR PCB SIDE TS 80P 02 V1 CP804 BZ614016 069W01001A CONNECTOR PCB SIDE 003P 2100 CP807 BZ614058 069W010010 CONNECTOR PCB SIDE 005P 2100 CP810 BZ614047 069E2A0129 CONNECTOR PCB SIDE 8283_1012_00_...

Page 70: ...8AGY13X78 X604 BZ613004 100CT3R505 CRYSTAL HC 49 C 3 579545MHz X1001 BZ613002 100CT01207 CRYSTAL HC 49 U S 12MHz X1002 BZ613006 100DA32R01 CRYSTAL DT 26 32 768KHz or BZ613001 100C32R803 CRYSTAL DSVT 200 32 768KHz X4001 BZ613003 100CT3R504 CRYSTAL HC 49 C 3 579545MHz RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP POLYPROPYLENE ...

Page 71: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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