Toshiba MV19M2W Service Manual Download Page 54

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L1001
2.2uH

Q1024

KRC103SRTK

LED DRIVER

Q1004

KRC103SRTK

FF/REW_SW

S806Y

S818Y

S825Y

DEFLECTION SIGNAL

CD852

CH01408A

IC1001

OEC7071A

TIMER SYSCON MICON IC

100

IC1099

S-24C04BDP-LA

EEP ROM IC

D1003

LNA2702L010R

Q1003

RPI-352C40N

MS_SEN B

Q1009

RPI-352C40N

MS_SEN A

CAPSTAN AFC SIGNAL
CYLINDER AFC SIGNAL
CYLINDER APC SIGNAL

Q1013

ST-304L

EOT SENSOR

Q1011

ST-304L

BOT SENSOR

CP1001

TMC-J12P-B2

Q1005

RPI-303

REEL SENS

IC1003

R3111N311A/C

SYSTEM RESET IC

SW1001

MXS01380MPP0

D1001

1SS133

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

X1002

100DA32R01

X1001

100CT01207

C1003_1

220

6.3V

C1058

100

6.3V

C1020

16V

C1021

25V

C1047

18P CH

C1046

20P CH

C1037

390P

C1023

220P

C1010

220P

C1009

220P

C1061

100P

C1082

0.01

C1017

0.1

C1039_1

0.1

C1042_2

C1019

0.001 CH

C1029

0.0068

C1031

0.001 B

C1034

0.1 F

C1022

0.1 F

C1062

1 B

C1004

100P

C1068

0.0022 B

C1056

0.1

C1028

0.1

C1065

0.1

C1089

0.1

C1071

100P

C1038

680P

C1026
0.01 F

C1027

0.0039

C1035

220P CH

C1013

0.0039 B

C1084

0.0047

C1083

0.0022

C1060

100P

C1043

0.01

C1025

0.0022

C1050

20P CH

C1049

22P CH

C1048

18P CH

C1040

18P CH

R1070

100

R1038

220

R1044

5.6K

R1042

220

R1051

18K

1/4W

R1049

4.7K

R1048

4.7K

R1028

22K

1/4W

R1055

4.7K

R1078

390K

R1030

4.7K

R1073

330K

R1046

4.7K

R1040

33K

R1047

4.7K

R1019

47K

R1052

390

R1083

33K

R1087

33K

R1050

100

R1009

560

R1013

560

R1031

R1034

R1036

4.7K

R1021

R1005

2.7K

R1029

4.7K

R1020

22K

R1017

39K

R1053

220

R1075

4.7K

R1035

R1007

R1033

R1064

1K 1/4W

R1010

3.3K

1/4W

R1012

10K

R1011

330K

R1054

4.7K

R1045

5.6K

R1018

47K

R1063

4.7K

R1022

4.7K

R1066

4.7K

R1016

270

1/4W

R1008

1K 1/4W

R1001

3.3K

R1032

10K

C1015

10V

C1016

16V

C1018

4.7

50V

C1001

16V

C1064

220

16V

C1007

25V

C1032

220

16V

Q1023

2SC2412K

X_RAY_SW

W825

W810

W894

W805

TP1001

SERVICE

TP1002

H.SW

L1003

22uH

ELC0607

CAUTION: DIGITAL TRANSISTOR

TUNER VIDEO SIGNAL

DURING PLAYBACK

MEASURED WITH THE DIGITAL TESTER

NOTE:

THE DC VOLTAGE AT EACH PART WAS

POWER_FAIL2

P.CON+5V

GND

SDA

SCL

OSD_R

OSD_G

OSD_B

REEL_T

REEL_S

Y/C_CS

CAP_CTL

Y/C_CLK

CENTLED

OSD_BLK

SD_SYNC

Y/C_DATA

CYL_DRIVE

V.REC_ST_H

MOTOR+12V

GND

Y/C_CLK

Y/C_DATA

Y/C_CS
H.SW

SD_VIDEO

X_RAY

ENV_DET

VCR_A_MUTE

CTL+

CTL-

CAP_FG

DUMMY_V.SYNC

V.REC_ST_H

VCR_A_MUTE

TAB_SW

H.AMP_SW1

CAP_M/F/R

SD_SYNC

TV_A_MUTE

PLAY_LED

CAP_CTL

IIC_OFF

LDM_CTL

CAP_FG

CYL_DRIVE

POWER_OFF_H

X-RAY_TEST

AFT_M

SCL

EOT

BOT

SDA

CTL-

OSD_R

CENTLED

OSD_G

CTL+

OSD_B

OSD_BLK

RESET

AT+5V_BACKUP

AT+5V

PLAY_LED

VCR_POWER_H

PROTECT

TV_POWER_H

TAB_SW

VCR_POWER_H

IIC_OFF
REC_LED

H.SW

T-REC_LED
KEY_B

H.AMP_SW1

SCL
SDA

CAP_M/F/R

PROTECT

DUMMY_V.SYNC

REMOCON_IN

LDM_CTL

MS_SEN-A

MS_SEN-B

T-REC_LED

ENV_DET

H_CTL

REC_LED

AFT_M

KEY_A

KEY_B

EOT

BOT

KEY_A

REMOCON_IN

RESET

REEL_S

REEL_T

MS_SEN-A

MS_SEN-B

TV_POWER_H
TV_A_MUTE

X_RAY
X-RAY_TEST
H_CTL

PCB010
VMA244

(MOTOR GND)

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

FROM POWER

FROM/TO CHROMA/IF

FROM/TO IN/OUT

FROM AV

TO SOUND AMP

FROM/TO DEFLECTION

3.9

5.2

1.5

1.3

2.1

2.6

5.2

2.5

2.6

5.2

2.1

1.6

2.3

2.6

2.5

1.8

5.1

5.9

2.5

2.0

0.6

2.5

0.2

2.5

2.6

2.5

5.1

5.2

1.4

0.9

0.8

1.4

5.2

0.8

0.5

6 VIDEO-ENV

5 HI-FI-ENV

19 HI-FI-H.SW

18 VIDEO-H.SW

82 TV_A_MUTE

81 VCR_A_MUTE

POWER_FAIL_L

17 ENV-CMP-IN

98 AMP-VCC

99 ANALOG VCC

100 DEW

50 TAB SW

49 OSD-VSS

REEL-T

CAP-FG

AMP-VSS

AMP-VREFOUT

AMP-VREFIN

CTL-

CTL+

AMP C

CTL AMP-OUT

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

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

72 IIC-DATA1

71 IIC-CLK1

64 R

63 G

CAP-PWM

DRUM-PWM

74 JUST CLOCK

60 OSD OUT1

56 CVIN

54 HLF

SERVICE

14 REMOCON-IN

32 RENT_H

31 ON-TIMER LED

73 FF/REW-L

5.1

X-RAY_TEST

4.9

5.0

0.1

5.2

2.6

2.5

VSS

SDA

SCL

TEST

VCC

61 CENTER LED

65 NC

67 NC

68 SDATA

69 CS

70 SCLK

75 VOLUME

IIC OFF

4.8

5.2

5.2 NC

CAP FULL

66 V REC START H

REEL-S

(SYSCON PCB)

MICON SCHEMATIC DIAGRAM

0.2

5.9

4.8

4.7

5.2

4.2

4.9

5.2 5.2

2.2

2.4

1.4

5.2 2.3 2.6 2.6

5.2 5.2

FROM/TO DECK

CAP_VCO

VCC

I_LIMIT

GND[M]

GND

LD/CY_VCO

CAP_CTL

LDM_CTL

CYL_FG/PG

CYL_CTL

CAP_FG

CAP_M/F/R

GND

OUT

5.2

5.1

0.9

1.2

9 KEY 1

10 KEY 2

20 LDM CTL

21 NC

22 DEGAUSS_H

23 NC

24 H_CONTROL

5.0

5.2

33 PLAY LED

(AV1)

48 (AV2)

83 (EXT MUTE)

DRUM FG/PG

FROM/TO DECK

25 PROTECT

(CP101)

5.1

Summary of Contents for MV19M2W

Page 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200204 MV19M2W ...

Page 2: ...ether 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 terminals a...

Page 3: ...direction of the arrow by hand to slacken the Video Tape Rotate the Clutch Ass y either of the derections to wind the Video Tape in the Cassette Case Repeat the above step 3 4 Then take out the Video Cassette from the Deck Chassis Be careful not to scratch on the tape TAPE REMOVAL METHOD AT NO POWER SUPPLY Pinch Roller Cam Main Cam Clutch Ass y Main Chassis Front Side Loading Motor Screw 1 Capstan...

Page 4: ...ENTS ELECTRICAL ADJUSTMENTS BLOCK DIAGRAMS TV Y C AUDIO CCD HEAD AMP MICON AV IN OUT PRINTED CIRCUIT BOARDS SYSCON CRT SCHEMATIC DIAGRAMS Y C AUDIO CCD HEAD AMP MICON IN OUT AV CHROMA IF SOUND AMP POWER DEFLECTION CRT INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST ...

Page 5: ...on US w CATV Tuning System F Synth Input Impedance VHF UHF 75 ohm CH Coverage 2 69 4A A 5 A 1 A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 5MHz Preset CH No Stereo Dual TV Sound No Tuner Sound Muting Yes G 4 Signal Video Signal Input Level 1 V p p 75 ohm Output Level S N Ratio Weighted 50dB Horizontal Resolution at SP Mode 220Lines Audio Signal Input Level ...

Page 6: ...V Yes Tape Counter Linear Counter Yes Tape Speed Yes Sleep Time Yes Stereo Audio Output No Bilingal No SAP No Control Volume Yes Level Bright Contrast Sharpness Color Yes Tint Yes Bass Treble Balance No Manual Tracking Yes Play Stop FF Rew Rec OTR T Rec Pause Eject Tape In Symbol Mark Yes Auto Tracking Manual Tracking Yes Caption Text Yes Index No Muting Yes Hi Fi No Repeat Yes Zero Return No DEW ...

Page 7: ...g Yes Set Tracking Yes Menu Yes Enter Yes Cancel Yes Call Yes TV Caption Text Yes Sleep Timer Yes Muting Yes Zero Return Yes CM Skip Yes Audio Select No G 13 Features Auto Head Cleaning No Auto Tracking Yes HQ VHS Standard High Quality Yes Auto Power On Auto Play Auto Rewind Auto Eject Yes VIDEO PLUS SHOWVIEW G CODE No Auto Clock Yes Forward Reverse Picture Search Yes One Touch Playback No Auto CH...

Page 8: ...Yes Rew Rev Yes Rec OTR Yes Input Select No Indicator Power No Rec OTR Red T Rec Red On Timer No CS No Key Light up Rec OTR No One Touch Playback No Play No Terminals Front Video Input RCA x 1 Audio Input RCA x 1 Other Terminal Head Phone Stereo Mono 3 5mm Rear Video Input No Audio Input No Video Output No Audio Output No Euro Scart No Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Ante...

Page 9: ...52 CP401 and CP502 Unlock the support 2 Remove the TV VCR Block in the direction of arrow Remove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connectors CP801 and CP851B Remove the CRT PCB in the direction of arrow 1 1 2 UP TO RELEASE TV VCR Block 1 4 DECK CHASSIS AND SYSCON PCB Refer to Fig 1 4 1 2 3 4 5 6 7 8 9 10 Remove the screw 1 Remove the screw 2 Remove the screw 3 R...

Page 10: ...cker R 1 2 3 Link Unit NOTE 1 2 In case of the Locker R installation check if the two positions of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R after installing 2 4 LINK UNIT Refer to Fig 2 4 Set the Link Unit to the Eject position Unlock the support 1 Remove the A side of the Link Unit first then remove the B side 1 2 3 Fig 2 4 2 5 LINK LEVER FL...

Page 11: ...oading Motor 1 Main Chassis Worm NOTE 1 2 In case of the Worm installation check if the value of the Fig 2 6 B is correct In case of the Loading Motor installation hook the wire on the Cassette Opener as shown Fig 2 6 C Fig 2 6 B 19 2 0 1mm Safety surface for pressing of the insert Fig 2 7 B Fig 2 7 D Tension Band Tension Spring 1 2 4 Tension Band Tension Arm Ass y 3 1 Tension Holder Tension Conne...

Page 12: ...se gloves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it If you do not grease noise may be heard in FF REW mode After installing the reel adjust the height of the reel Refer to MECHANICAL ADJUSTMENT 1 2 3 4 5 6 Fig 2 9 A S Reel 1 A T Reel A 1 Idler Arm Ass y Idler Gear NOTE 1 2 In case of the S Reel and T Reel installation check if the cor...

Page 13: ...the screw 3 1 2 3 2 10 CASSETTE OPENER PINCH ROLLER BLOCK P5 ARM ASS Y Refer to Fig 2 10 A Unlock the support 1 and remove the Cassette Opener Remove the Pinch Roller Block and P5 Arm Ass y 1 2 Fig 2 10 A 1 Cassette Opener P5 Arm Ass y Pinch Roller Block Main Chassis NOTE Do not touch the Pinch Roller Use gloves In case of the Pinch Roller Block and the Pinch Roller Cam installation install correc...

Page 14: ...he Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Rod Main Loading Gear Tension Lever Loading Arm T Unit Loading Arm S Unit Fig 2 16 A 2 14 CAPSTAN DD UNIT Refer to Fig 2 14 A Remove the Capstan Belt Remove the 3 screws 1 Remove the Capstan DD Unit 1 2 3 Screw Torque 4 0 5kgf cm Capstan DD Unit Capstan Belt 1 1 1 In case of the Capstan DD Unit ...

Page 15: ...r Fig 2 18 B Fig 2 18 C Cassette Guide Post Cassette Guide Post 2 17 Remove the Polyslider Washer 1 Remove the Clutch Ass y and Ring Spring Remove the Clutch Lever Remove the Coupling Gear Coupling Spring and Clutch Gear 1 2 3 4 Fig 2 17 A NOTE 1 When you install the Loading Arm S Unit Loading Arm T Unit and Main Loading Gear align each marker Refer to Fig 2 16 B Fig 2 16 B Loading Arm T Unit Main...

Page 16: ...ip 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 sm...

Page 17: ...using a blower type IC desoldering machine Refer to Fig 4 2 2 Fig 4 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desoldering the IC leads completely When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering...

Page 18: ...4 8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be always sure to replace the IC in this case Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnormality is found on the soldering position and insta...

Page 19: ...lop 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 SI ...

Page 20: ...tor 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 C1 2 ...

Page 21: ...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 VOL MIN 9 Display of the Adjustment MENU on the screen Refer to the ELECTRICAL ADJUSTMENT On Screen Displa...

Page 22: ...ontact with the tape Replace when rolling becomes abnormal Clean the Head Clean the rubber and parts which the rubber touches CONFIRMATION OF HOURS USED 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 If you set a factory initialization the total hours is reset to 0 The confirmation of using hours will not be possib...

Page 23: ... in the same manner Refer to the figure below 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 arrow Refer to the figure below NOTE Do not exert f...

Page 24: ...selected it will blink Again step through the DATA using PLAY or STOP 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 W...

Page 25: ...ette gauge KT 300NR 70909199 Adapter Dial Torque Gauge 10 90gf cm 60 600gf cm JG154 Cable VTR cleaning kit VTR lubrication kit Grease JG002B JG002E JG002F JG153 X Value Adjustment Screwdriver JG022 Master Plane JG024A Reel Disk Height Adjustment Jig Alignment Tape ST N5 ST NF Remarks Part No Ref No Parts Name JG002B JG002E JG002F APJG002B00 APJG002E00 APJG002F00 Adapter Dial Torque Gauge 10 90gf c...

Page 26: ...es 20 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE KT 300NR 1 2 3 After confirmation and adjustment of Tension Post position Refer to item 1 2 load the cassette type torque tape KT 300NR and set to the PLAY mode Confirm that the right meter of the torque tape indicates 50 90gf cm during playback in SP mode Confirm that the left meter of the torque tape indicates 25 40gf c...

Page 27: ...if you press the Tracking Button to move the envelope The envelope waveform will begin to decrease when you press the Tracking Button Adjust the PG shifter during playback Refer to the ELECTRICAL ADJUSTMENTS 1 2 3 4 5 6 7 NOTE After adjustment confirm and adjust A C head Refer to item 2 2 CH 2 SW Pulse TP1002 CH 1 Track CH 2 Track CH 1 Envelope TP4001 Fig 2 1 A Entrance Exit Max A B 3 2 A Max B Fi...

Page 28: ... is appeared then adjust the a P4 Cap Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Audio Control Head Fig 2 2 C TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT Confirm and adjust the height of the Reel Disk Refer to item 1 1 Confirm and adjust the position of the Tension Post Refer to item 1 2 Adjust the Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect ...

Page 29: ...USTMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Connect 2 Tension Arm 3 Guide Roller 4 Audio Control Head 5 X value adjustment driver hole 6 7 8 9 10 P4 Post T Brake Spring T Reel S Reel Adjusting section for the Tension Arm position ...

Page 30: ...H 2 Fig 2 1 A 2 BASIC ADJUSTMENTS 2 2 VCO FREERUN 1 2 3 4 5 6 7 8 9 Place the set with Aging Test for more than 15 minutes Receive the VHF HIGH Disconnect the Antenna while receiving the VHF HIGH and set to the Noise screen Once turn off the Power and turn on the Power again Approxi 3 seconds later input the Antenna again Connect the digital voltmeter between the pin 5 of CP351 and the pin 1 GND o...

Page 31: ...te control to select V SHIFT Check if the step No V SHIFT is 3 Adjust the VR401 until the horizontal line becomes fit to the notch of the shadow mask 2 10 VERTICAL SIZE 1 2 3 4 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 06 on the remote control to select V SIZ...

Page 32: ...ote 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 15 on the remote control to select COLOR Adjust the VOLTS RANGE VARIABLE knob of the oscilloscope until the range between white 100 and 0 is set to 4 scales on the screen of the oscilloscope Press the VOL UP DOWN button on the remote control until t...

Page 33: ... performing adjustments in section 3 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 color Adjust th...

Page 34: ...IDE WIRING CONNECTION D3 5 T501 AC IN TU601 FB401 C P 8 5 1 A VR401 CP352 TP4001 TP1002 VR502 SPEAKER A C HEAD C P 4 0 0 2 SYSCON PCB CP1003 TP1001 TP601 CP351 R520 CRT CP401 CP502 CRT L503 C D 4 0 0 1 C P 8 0 1 C R T CD801 J801 TP801 CP851B R802 TP803 R805 CRT PCB ...

Page 35: ...HEAD AMP 10 PB 1 0V 5ms div 13 PB 1 0V 5ms div 11 PB 0 5V 0 5ms div 8 POWER ON 1 0V 10µs div 9 PB 1 0V 10ms div 6 POWER ON 1 0V 20µs div 2 POWER ON 100mV 0 1µs div 1 PB 0 5V 20µs div 7 POWER ON 0 5V 10ms div MICON 5 REC 10 0V 5us div 3 PB 10mV 20us div 4 PB 0 5V 1ms div 18 10 0V 5ms div DEFLECTION 17 0 5V 5ms div 14 1V 1ms div SOUND AMP H 1 ...

Page 36: ...µs div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE WAVEFORMS CRT 22 50 0V 20µs div 21 50 0V 20µs div 20 200mV 20µs div 19 2 0V 20µs div H 2 ...

Page 37: ...205 205 205 205 L503 V801 111 J801 PCB110 CRT PCB MECHANICAL EXPLODED VIEW I1 1 113 101 116 110 115 122 117 A 118 SP351 211 ...

Page 38: ...MECHANICAL EXPLODED VIEW I1 2 202 202 106 202 202 202 202 202 203 109 112 112 206 210 206 FB401 PCB010 SYSCON PCB 105 201 201 208 102 209 103 107 204 121 A 207 119 209 204 204 204 ...

Page 39: ...ect grease is applied for each position NOTE MARK CLASS GREASE AA 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 302 506 304 M101 501 H5002 323 508 341 331 334 333 314 301 313 307 300 317 309 336 346 345 321 319 320 AA 316 318 325 347 AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA I2 1 ...

Page 40: ... 330 505 510 338 510 337 340 509 308 344 327 343 326 328 AA AA AA AA AA AA AA AA AA AA AA AA AA CD1501 CD1502 AA Applying positions AA for the grease are displayed for this section Check if the correct grease is applied for each position NOTE MARK CLASS GREASE AA I2 2 ...

Page 41: ...0180 GLASS LED 119 BZ710561 752WSAA040 PLATE DECK SHIELD 121 BZ710508 755WPA0026 PLATE COVER LIGHT 122 BZ710010 743WKA0032 SPRING FLAP 201 BZ710036 8117540B04 SCREW TAPPING B0 TRUSS 4x20 202 BZ710035 8117540A64 SCREW TAPPING B0 TRUSS 4x16 203 BZ710147 8107630604 SCREW TAP TITE S BRAZIER 3x6 204 BZ710032 8110630A24 SCREW TAP TITE P BRAZIER 3x12 205 BZ710275 8121J50B54 SCREW TAPPING B0 GW20 5x28 206...

Page 42: ...00492 HOLDER TENSION 332 BZ710366 85OP400520 CAP P4 333 BZ710539 85OP400539 BAND TENSION 334 BZ710540 85OP400533 CONNECT TENSION 335 BZ710541 85OP600573 ARM BRAKE T 336 BZ710542 85OP600583 BAND BRAKE T 337 BZ710543 85OP600577 CAM PINCH ROLLER 338 BZ710544 85OP600578 CAM MAIN 339 BZ710545 85OP600579 ROD MAIN 340 BZ710546 85OP600582 GEAR JOINT 341 BZ710110 85OP800322 SPRING TENSION 342 BZ710547 85OP...

Page 43: ...H3K CC 0 0022UF 2KV R C539 BZ110132 CB3930ML3M CC 0 0033UF 250V C801 BZ110181 C03L0R7H3K CC 0 0022UF 2KV R DIODES D401 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D402 BZ410092 D2WXN49370 DIODE SILICON 1N4937 D403 BZ410019 D97U03001B DIODE ZENER MTZJ30B T 77 D404 BZ410019 D97U03001B DIODE ZENER MTZJ30B T 77 D405 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D407 BZ410006 D1VT001330 DIODE SILICON 1SS13...

Page 44: ...RANSISTOR SILICON KTC3203_Y AT Q601 BZ510001 T6YJ1037K0 TRANSISTOR SILICON 2SA1037AKT146R S Q602 BZ510070 TCAT032034 TRANSISTOR SILICON KTC3203_Y AT Q603 BZ510070 TCAT032034 TRANSISTOR SILICON KTC3203_Y AT Q604 BZ510074 TDAT00863Y TRANSISTOR SILICON KTD863_Y AT Q605 BZ510074 TDAT00863Y TRANSISTOR SILICON KTD863_Y AT Q606 BZ510070 TCAT032034 TRANSISTOR SILICON KTC3203_Y AT Q608 BZ510068 TNAAJ05003 ...

Page 45: ...A381A MISCELLANEOUS B402 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 B403 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 B501 BZ310122 024HT03563 CORE BEADS W4BRH3 5X6X1 0X2 B503 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 B602 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 B604 BZ310130 024HT03564 CORE BEADS W4BRH3 5X6X1 BL001 BZ310014 023C00022A COIL BALUN HPN 01 CD501 BZ614259 120R414906 CORD AC ...

Page 46: ...T ZPB45BL3R0A TM101 BZ614260 076N0DQ060 TRANSMITTER VC L2W TU601 BZ610125 0145K00055 TUNER VHF UHF TECC1040PG32D V801 BZ614165 098Q200481 CRT W DY A48AGY13X77 X602 BZ613004 100CT3R505 CRYSTAL HC 49 C X1001 BZ613002 100CT01207 CRYSTAL HC 49 U S X1002 BZ613006 100DA32R01 CRYSTAL DT 26 X4001 BZ613017 100CT3R502 CRYSTAL HC 49 U RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECT...

Page 47: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200204 MV19M2W ...

Page 48: ...5V_BACK UP X602 3 579545MHz 53 Q602 Q603 REG Q606 Q604 Q605 F501 14 13 UNREG 8V 1 2 TH501 POWER_FAIL 50 1 E180V 27 TV_POWER H HEAD SP SP CP352 J351 FB401 L503 DEGAUSS COIL NC REG REG 52 12 AT 12V AT 5V AT 12V 2 1 MICON AV IN OUT PUMP UP 21 Q609 PROTECT SW Q403 Q404 X RAY_TEST SW X RAY 3 Q601 BUFFER B ADJ JACK AMP PROTECTION Q511 SWITCHING Q510 SWITCHING 5V REG IC IC501 KIA78R05PI Q407 H CONTROL SW...

Page 49: ...MY_V SYNC SD_VIDEO SD_SYNC TU_VIDEO FRONT_AUDIO Y C_AUDIO 6 2 3 1 5 Q4005 BIAS CTL 11 4 P CON 5V 1 C ROT RF SW IN AUDIO MUTE HA SW ENV DET Q4006 BIAS OSC Q4003 SW Q4001 Q4002 AUDIO PB SW Q4012 BUFFER COIL BIAS OSC R HA GND P P R P L H L C LPF REC AMP AUTO BIAS EQ AMP PB EE MUTE LINE AMP LPF ALC 1 2 3 R P 1 2 3 28 QV QH 60B SYNC SEP VIDEO AGC VX01 PLL REC APC REC APC VSS R P Main CONV 3 58M BPF2 B ...

Page 50: ...F R LDM_CTL 4 CAP_CTL CP1004 1 3 4 2 REEL SENS Q1005 POWER FAIL2 MICON AV IN OUT BLOCK DIAGRAM X_RAY SDA SCL OSD_R CTL SD_VIDEO CTL V REC_ST_H VD OSD_G AFT_M OSD_B OSD_BLK HD Y C AUDIO CCD HEAD AMP TV CAPSTAN DD UNIT TV_POWER_H FF REW L 97 73 CTL AMP OUT Q1004 FF REW_SW J4201 2 2 FRONT_VIDEO FRONT_AUDIO VCR_POWER_H TV 82 TV_A_MUTE TV_A_MUTE 2 1 MSSEN B MSSEN A 1 4 3 2 1 4 3 2 MS_SEN A Q1009 MS_SEN...

Page 51: ... W249 X1001 X1002 IC1099 SW1001 W237 W238 W250 W254 W150 W213 Q1013 W257 W173 R4028 W087 Q4006 W112 W111 W108 W107 W122 W096 CP4001_1 W046 W097 C351 C356 C355 W104 W103 W105 W024 W101 W116 R612 W120 W109 TP4001 R4007 R4006 W027 W080 C4034 C4030 Q4002 C4035 T4001 L4003 Q4005 C4010 C4031 C4067 C4058 C4048 C4051 W098 W095 C4027 W119 L4001 C4023 C4012 L4005 W118 C4065 L4006 W099 C4063 R4004 W121 X4001...

Page 52: ...061 C1060 R663 C1010 C1023 C1004 R1036 C1027 Q1004 C1022 C1025 R1012 C1019 R1013 R1009 C1013 C1071 R1034 R1033 C1038 C1035 C1034 C1031 R1031 R1032 C1046 C1047 C1040 C1048 R1040 C1049 C1050 R1070 R1083 R1087 I C 1 0 0 1 R1052 Q1007 Q4202 R4015 R4068 W025 W818 R4064 R4062 R4033 R4060 C4074 R4055 R4057 Q4011 C4075 R4058 R4056 R4052 R4053 R4020 R359 R4017 R4037 C4014_1 R4025 C4038 R4011 C4005 R4010 Q4...

Page 53: ...IO SIGNAL REC AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL T4001 1626009 COIL BIAS OSC 1 2 3 4 5 6 IC4001 LA71201M N MPB Y C A CCD H AMP IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 70 71 72 73 74 75 76 77 78 79 8 80 9 H SW Y C_CS ENV_DET Y C_CLK H AMP_...

Page 54: ... THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS POWER_FAIL2 P CON 5V GND SDA SCL OSD_R OSD_G OSD_B REEL_T REEL_S Y C_CS CAP_CTL Y C_CLK CENTLED OSD_BLK SD_SYNC Y C_DATA CYL_DRIVE V REC_ST_H MOTOR 12V GND Y C_CLK Y C_DATA Y C_CS H SW SD_VIDEO X_RAY ENV_DET VCR_A_MUTE CTL CTL CAP_FG DUMMY_V SYNC V REC_ST_H VCR_A_MUTE TAB_SW H AMP_SW1 CAP_M F R SD_SYNC TV_A_MUTE PLAY_LED CAP_CTL IIC_OFF LDM_...

Page 55: ...IDEO SIGNAL CP351_1 173979 6 1 2 3 4 5 6 CP1003 173979 4 1 2 3 4 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS AUDIO SIGNAL REC AUDIO SIGNAL PB SOUND_GND SOUND SP_OUT AT 5V INT MONI B OUT SOUND_GND_OPE IIC_OFF SDA SOUND _OPE SCL SP_OUT_OPE T REC_LED FRONT_VIDEO_OPE REC_LED FRONT_AUDIO_OPE KEY_B KEY_B_OPE REMO_ B GND GND GND Y C_AUDIO Y C_VIDEO FRONT_AUDIO FR...

Page 56: ...EMATIC DIAGRAM IS THE LATEST AT THE TIME C4205 0 001 CH R2201 820 R2202 1K R2203 1 5K R2204 2 7K R2205 5 6K R2206 820 R2207 1K R2208 1 5K R381 22 1 2W R380 22 1 2W C382 100 16V YK W833 W922 W860 W851 W844 W841 W842 W845 W849 W855 W835 TUNER VIDEO SIGNAL DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS AUDIO SIGNAL REC KEY_A KEY_A_1 REMOCON_IN REMOCON_IN_1 KEY_B...

Page 57: ...676 1K R657 1K R609 680 R607 560 1 2W R618 10M R612 680 1 4W R627 12K R639 12K R663 100 R628 100 R650 470 1 4W R631 6 8K R656 1K R624 2K R602 100 R603 100 R613 12K R641 18K C662 10 50V KA C644 22 50V YK C641 1000 10V YK C643 22 50V YK C612 470 6 3V YK C655 47 16V KA C649 1 50V KA C652 47 16V YK C648 0 22 50V KA C632 2 2 50V KA C624 47 16V YK C627 1 50V KA C610 4 7 50V KA C659 100 6 3V KA Q604 KTD8...

Page 58: ...OR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL NOTE IC351 AN7511 SOUND AMP IC 1 2 3 4 5 6 7 8 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C354 2200 16V YK C351 2 2 50V KA C357 0 001 CH C301 0 0068 B R353 68K R359 47K R357 5 6K R352 4 7K C355 10 16V KA C356 10 50V YK W814 CP352 B2B EH A 1 2 AUDIO SIGNAL REC SP_OUT SOUND S...

Page 59: ...RM11C EIC D520 RM11C EIC D521 RM11C EIC D530 RM11C EIC D512 SB290S D514 1SS133 D507 SB290S B EIC D536 10ELS6N D510_1 RU2AM EIC D505 SB290S D508 1SS133 D533 1SS133 D513 1SS133 D537 1SS133 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C511 470 25V YK C521 220 200V YXF C524 1000 16V MHE C523 470 35V YK C519 470P 500V B C508 0 001 500V B C507 0 ...

Page 60: ...EIC D405 11E1 EIC OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C402 1000 35V YK C418 22 50V YK C416 22P CH C424 0 0068 1 25KV MPP C425 0 0015 2KV R C423 0 39 250V PMS C417 0 0022 500V B C451 0 22 100V TF R414 18K R420 6 8K 1 R439 22K 1 R404 1K 1 4W R490 68K 1 4W R423 10K 1 4W R440 51K 1 4W R441 68K R460 100 1 4W R419 560 1 2W R417 560 1 2W ...

Page 61: ...HE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL NOTE B SIGNAL S801 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C811 470P B C810 470P B C809 470P B C805 100P CH C801_1 0 0022 2KV R R813 330 R807 2 7K 1 4W R816 4 7K R812 330 R815 4 7K R811 330 R814 4 7K R808_1 2 7K 1 4W R820_1 2 7K 1 4W Q806_1 KTC4217 O Y RED AMP Q804...

Page 62: ...1 FORM TM101 OS2201 B V OUT GND TM101 TCA381 B B B A FROM TO DECK CAP_ M F R GND M 11 10 9 8 7 6 5 NC NC NC NC NC TU601 PACK TUNER IF 30V 5V SDA SCL AGC U IN 11 10 1 3 5 6 7 8 9 2 4 SP OUT SOUND GND DEGAUSS COIL DEGAUSS COIL VMA244 FB401 FBT SYSCON PCB PCB010 FOCUS SCREEN S801 CD801 FOCUS SCREEN NC 180V GND CUT OFF R OUT NC NC HEATER H GND G OUT B OUT 180V GND CUT OFF R OUT NC NC HEATER H GND G OU...

Page 63: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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