Toshiba MV 13DM2 Service Manual Download Page 55

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CAUTION: DIGITAL TRANSISTOR

IC4001

LA71205M-MPB

Y/C/AUDIO/HEAD AMP IC

AUDIO SIGNAL(PB)

AUDIO SIGNAL(REC)

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DURING PLAYBACK

MEASURED WITH THE DIGITAL TESTER

NOTE:

THE DC VOLTAGE AT EACH PART WAS

Q4003

KRA103SRTK

CP4002

IMSA-9604S-06Z14

T4001

1626009

COIL,BIAS OSC

CP4003
TMC-T02X-E1

CP4001_1
TOC-C04X-B1

D4004

1SS133

L4001

22uH 0305

L4009

22uH 0305

L4008

100uH

0305

L4003

100uH

0305

L4006

47uH

0305

L4005

47uH

0305

W840

W853

W801

TP4001

V.ENV

W988

W855

W858

W851

W859

W856

W857

C4067

50V

C4057

50V

C4051

6.3V

C4047

50V

C4030

16V

C4048

16V

C4053

50V

C4049

4.7

50V

C4052

50V

C4010

6.3V

C4062

50V

C4063

6.3V

C4050

0.22

50V

C4065

50V

C4058

6.3V

R4032

100

R4025

1.5K

R4024

2.2K

R4023

33K

R4069

2.2

R4012_1

820

R4005

1.5K

R4058

10M

R4029

47K

R4019

330K

R4014

560

R4056

3.3K

R4052

3.9K

R4035

100K

R4034

82K

R4036

3.3M

R4033

2.2K

1/4W

R4028

47K

R4065

2.2M

R4004

1/4W

R4041

1.8K

R4043

1.8K

R4051

2.7K

R4057

R4060

3.3K

R4061

10M

R4011

22K

R4062

6.8K

R4018

12K

R4017

6.8K

R4010

3.3K

R4002

10K

R4003

10K

R4001

560

R4006

22K

1/4W

R4007

22K

1/4W

R4038

680K

R4063

18K

R4044

100K

R4022

820

R4021

22K

R4045

12K

R4047

12K

R4046

22K

R4039

8.2K

R4042

1.5K

R4026

39K 1/4W

R4048

180

1/4W

R4059

10M

1/4W

R4020

180

C4054

0.1

C4038

180P

C4037

0.1 B

C4079_1

0.1

C4084

0.001

C4014

0.047

C4071

270P

C4036

390P B

C4029

0.01 B

C4022

0.01

C4044

0.1

C4041

0.33

C4043

0.1

C4060

0.01

C4066

0.022

C4020

1 F

C4075

0.1 B

C4077

0.01 B

C4028

0.1

C4005

0.01

C4006

0.015

C4033

0.001

C4002

0.022

100V

MKT

C4061

0.01 B

C4078

0.1 B

C4032

0.0022

C4015

0.047 F

C4016

0.068 B

C4019

0.047 F

C4069

0.1

C4074

0.33

C4055

0.33

C4064

0.022

C4059

0.1 B

C4027

6.3V

C4031

3.3

50V

C4042

100

6.3V

C4046

50V

C4035

50V

C4012

6.3V

C4023

6.3V

C4025

470

6.3V

C4004

220

6.3V

C4034

4.7

25V

C4009

6.3V

C4045

220

6.3V

X4001

100CT3R502

Q4009

2SA1037AK

BUFFER

Q4010

2SA1037AK

BUFFER

Q4005
KTA1266

BIAS CTL

Q4007

2SC2412K

SYNC IN

Q4012

2SC2412K

BUFFER

Q4013

2SC2412K

AMP

Q4006

KTC3203_Y-AT

BIAS OSC

Q4002

KTC3198

AUDIO
PB SW

Q4001

KTC3198

AUDIO
PB SW

L4007

STP-01064

15.6KHZ TRAP

TUNER VIDEO SIGNAL

DEFLECTION SIGNAL

H.SW

Y/C_CS

ENV_DET

C_ROTARY

Y/C_CLK

P.CON+5V

H.AMP_SW1

Y/C_DATA

P.CON+5V

VCR_A_MUTE

MONITOR_A
FRONT_V_IN

P.CON+5V

FRONT_A_IN_L

GND

Y/C_CLK

Y/C_DATA

Y/C_CS

H.SW

SD_VIDEO

ENV_DET

VCR_A_MUTE

CTL+

CTL-

C_ROTARY

DUMMY_V.SYNC

V.REC_ST_H

H.AMP_SW1

SD_SYNC

P.CON+5V

FRONT_V_IN

VIDEO_OUT

TU1_VIDEO

TU1_AUDIO

MONITOR_A

VIDEO_OUT

TU1_AUDIO

DUMMY_V.SYNC

FRONT_A_IN_L

P.CON+5V

VIDEO_OUT

SD_VIDEO

P.CON+5V

SD_SYNC

V.REC_ST_H

CTL+

CTL-

MONITOR_A

GND

H.AMP_SW1

HOT

VMA245

PCB010

TO IF

FROM/TO CYL

SP-CH1 (R)

SP-CH2 (L)

SP_COM

(S801)

3.4

0.2

5.0

5.1

4.7

2.5

2.3

5.1

5.0

2.3

1.7

0.7

3.4

4.0

5.2

5.3

0.7

0.5

2.8

4.8

5.0

1.9

2.6

4.0

3.3

2.3

5.0

2.2

0.8

1.7

3.0

2.8

3.1

2.6

2.0

4.0

2.0

2.3

1.6

2.9

3.6

4.9

2.8

1.8

0.1

1.5

1.4

1.7

1.0

5.0

2.4

2.3

2.2

2.3

2.2

2.3

2.2

2.3

4.9

2.2

2.0

1.8

1.7

5.0

0.7

4.0

1.8

2.2

SYNC

VSS

PB-C

GND

CHROMA

DET

KILL

OUT

COMP

HA VCC

DET

ACC

DET

ENV

HA SW

MUTE

AUDIO

RF-SW

C-ROT C-GND

DECODER

SERAIL

C-VCC

APC

REC

APC

AFC

REC

LPF

CONV

Sub

BPF

4.21M

C-LPF

ACC

DET

AMP

ACC

CONV

Main

AMP

B-UP

BPF2

3.58M

BEFORE

AFTER

BGA

BGA
BGA

CNC

AMP

B.D

BPF1

3.58M

YNR/COMB

TEST

R-EQ

NORMAL

MOD

EMPHA

ENH

DETAIL

CLAMP

Y-LPF

DEEM

N.L.

NC1

MIX

Y/C

AGC

VIDEO

1/2

FBC

Y-GND

FIL

AGC

Q-ADJ

PHASE

fo-ADJ

PHASE

SLD

VCO

320FH

VX01

ALWAYS

VCP

CLAMP

VCA

OUT

VSS

CCD

CLAMP

AUTO-BIAS

DRIVER

OUT

TIMMING

PLL

CLOCK

4Fsc

VDD

REG

TC1

BAL

TC2

AGC

QV/QH

6DB

SEP

V.SYNC

Y-VCC

4.7K

MAIN

FIL

EMPHA

DET

LPF

SUB

DEM

DOUBBLE

LIM

DE-EM

MAIN

S-EQ

FM EQ

SOPB

VHS

AGC

FM-EQ

REC

AMP

LINE

BIAS

AUTO

MUTE

AMP

REC

VREF

PB,EE

DET

PB:EP

REC:LP<EP

PRE GND

A-GND

A-VCC

ALC

AMP

SP,LP

2.3V

Vref

2.8

AE HEAD(+)

AE HEAD(-)

CTL-

CTL+

AUDIO REC

AUDIO PB

FE HEAD(HOT)

FE HEAD(GND)

FROM/TO FULL ERASE HEAD

FROM/TO HEAD AUDIO CONTROL

Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM

(SYSCON PCB)

FROM/TO CHROMA/IF

FROM/TO MICON

FROM/TO IN/OUT

FROM POWER

G-1

G-2

Summary of Contents for MV 13DM2

Page 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200211 MV13DM2 ...

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 directions 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: ...TMENTS BLOCK DIAGRAMS TV Y C AUDIO HEAD AMP MICON IN OUT PRINTED CIRCUIT BOARDS MAIN CRT SYSCON SCHEMATIC DIAGRAMS Y C AUDIO HEAD AMP MICON POWER IN OUT CHROMA IF SOUND AMP Hi Fi IF TV POWER DEFLECTION CRT INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 1 A1 1 A1...

Page 5: ...ation 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 Lev...

Page 6: ...Clock Yes CH AV 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 ...

Page 7: ... 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 Memory Y...

Page 8: ...portant Safeguard No G 15 Interface Switch Power Yes Play Yes Pause Still No System Select No One Touch Playback No Channel Up Yes Channel Down Yes F FWD Cue Yes Eject Stop Yes Main Power SW No Volume Up Yes Volume Down 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 I...

Page 9: ...rial Double White Dimensions W x D x H mm 423 x 447 x 443 Design As per Buyer s Description of Origin Yes Drop Test Natural Dropping At 1 Corner 3 Edges 6 Surfaces Height cm 62 Container Stuffing 40 container 700 Sets G 19 Cabinet Material Cabinet Front PS 94V0 DECABROM Cabinet Rear PS 94V0 DECABROM Jack Panel PS 94V0 DECABROM A3 5 ...

Page 10: ...2 3 4 Remove the 4 screws 1 Remove the 3 screws 2 which are used for holding the Back Cabinet Remove the AC cord from the AC cord hook 3 Remove the Back Cabinet in the direction of arrow Fig 1 1 Front Cabinet 1 2 CRT PCB Refer to Fig 1 2 1 2 3 1 3 TV VCR BLOCK Refer to Fig 1 3 1 2 3 4 1 4 MAIN PCB Refer to Fig 1 4 1 2 3 4 5 6 7 8 Remove the screw 1 Remove the Main PCB Holder Remove the 2 screws 2 ...

Page 11: ...isconnect the following connectors CP605 CP1001 CP4001 CP4002 and CP4003 Remove the Deck Chassis and Shield Cover Deck in the direction of arrow Fig 1 6 1 2 3 4 5 6 Remove the 2 screws 1 Remove the screw 2 Remove the screw 3 Remove the Deck Shield Plate in the direction of arrow A Remove the screw 4 Remove the Bottom Shield in the direction of arrow B Fig 1 5 1 Deck Shield Plate VCR Block 2 1 A B ...

Page 12: ...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 13: ...is correct In case of the Loading Motor installation hook the wire on the Cassette Opener as shown Fig 2 6 C When installing the wires between Capstan DD Unit and Loading Motor connect them correctly as shown Fig 2 6 D Loading Motor Capstan DD Unit L2 L1 Pink Fig 2 6 D White Fig 2 7 A Tension Arm Ass y Fig 2 7 B Fig 2 7 D Tension Band Tension Spring 1 2 4 Tension Band Tension Arm Ass y 3 1 Tension...

Page 14: ...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 15: ...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 16: ...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 17: ...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 18: ...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 19: ...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 20: ...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 21: ...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 22: ...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 23: ...Tracking to 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 HOURS USED Can be checked of the INITIAL DATA of MEMORY IC Refer to the WHEN REPLACING EEPROM MEMORY IC VOL MIN 6 VOL MIN 1 VO...

Page 24: ...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 25: ... 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 26: ...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 27: ...rque S Reel JG154 APJG154000 Cable Used to connect the test point of SERVICE and GROUND APJG022000 JG022 Master Plane Reel Disk Height Adjustment JG024A APJG024A00 Reel Disk Height Adjustment Jig Reel Disk Height Adjustment JG153 APJG153000 X Value Adjustment Screwdriver X Value Adjustment Tentelometer PREPARATION FOR SERVICING 1 2 3 Remove the Main PCB and Syscon PCB from the set Be sure to place...

Page 28: ...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 29: ...1 B even 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 Install the Torque Gauge on the reel disk firmly Press the REW button to turn the reel disk 1 5 CONFIRMATION OF REEL BRAKE TORQUE S Reel Brake Refer to Fig 1 4 B On...

Page 30: ... 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 31: ...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 32: ...remote control to select the options shown in Fig 1 2 Press the MENU button on the remote control to end the adjustments 3 4 FUNCTION OSD H CUT OFF RF AGC VIF VCO H VCO H PHASE V SIZE V SHIFT R DRIVE B DRIVE R CUT OFF G CUT OFF B CUT OFF NO 00 01 02 03 04 05 06 07 08 09 10 11 12 Fig 1 2 FUNCTION BRIGHTNESS CONTRAST COLOR TINT SHARPNESS FM LEVEL LEVEL SEPARATION 1 SEPARATION 2 TEST MONO TEST STEREO...

Page 33: ...the monoscope pattern Using the remote control set the brightness and contrast to normal position Turn the Focus Volume fully counterclockwise once Adjust the Focus Volume until picture is distinct 2 6 WHITE BALANCE NOTE Adjust after performing CUT OFF adjustment 1 2 3 4 5 6 7 Place the set with Aging Test for more than 15 minutes Receive the gray scale pattern from the Pattern Generator Using the...

Page 34: ...ference of A and B becomes minimum Refer to Fig 2 4 B A TV 00 OSD 15 Fig 2 4 100 White 0 Red Level White 100 Fig 2 3 Fig 2 2 2 15 SUB COLOR 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 oscilloscope to TP801 Activate the adjustment mode display of Fig 1 1 and press the channel button 15 on t...

Page 35: ...ope to pin 6 of CP602 When setting to the Y LEVEL 100 check if the MAGENTA is 45 10 Refer to Fig 2 5 Fig 2 5 100 45 Magenta 2 20 E E LEVEL 1 2 3 Receive the color bar pattern Audio Video Input Connect the oscilloscope to pin 6 of CP602 Check if the VIDEO OUTPUT LEVEL is 1 0 2Vp p Refer to Fig 2 6 Fig 2 6 1 0Vp p ...

Page 36: ... 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 37: ...2 TP4001 CP601_1 C P 8 0 5 B CP820B A C HEAD CD4001 CP4002 DEW SENSOR CP401 CP403 AC IN VR501 VR502 CP502 T501 CP820 CP803A FB401_1 S501 S502 T502_1 CD502 VR401 VR402 MAIN PCB CRT L508 CRT CP402 CD803 CP850 TP803 TP801 R810_1 R802_1 CRT PCB J801 SYSCON PCB CP304 CP801 C D 8 0 1 CRT CP803B R544 CP503 CRT SPEAKER CD304 CD503 CD810 CD820 CD850 ...

Page 38: ...215 215 215 123 202 202 215 210 207 113 212 212 PCB070 MAIN PCB 207 207 211 207 209 A 114 117 PCB110 CRT PCB 203 203 203 203 115 I1 1 206 118 101 119 121 129 122 124 B 120 MECHANICAL EXPLODED VIEW ...

Page 39: ...MECHANICAL EXPLODED VIEW I1 2 106 102 128 111 204 110 205 113 108 130 103 105 112 112 207 208 201 201 B PCB010 SYSCON PCB 209 109 125 213 126 205 205 214 A 213 116 113 213 205 205 205 131 ...

Page 40: ...t grease is applied for each position NOTE MARK CLASS GREASE AA 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 302 506 501 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 CD1501 M101 304 CD1502 ...

Page 41: ... 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 42: ...6 PLATE DECK SHIELD ASS Y 126 BZ710012 761WPA0151 HOLDER M PCB 128 BZ710251 800WFA0037 CUSHION 15x5xT 6 129 BZ710504 735WPAA419 BUTTON BASE 130 BZ710331 753WUAA006 SPRING EARTH HEAD AMP 131 BZ710612 752WSA0263 SHIELD COVER DECK 201 BZ710036 8117540B04 SCREW TAPPING B0 TRUSS 4x20 202 BZ710031 8110630A04 SCREW TAP TITE P BRAZIER 3x10 203 BZ710321 8121F50B84 SCREW TAPPING B0 FAI20 FLAT 5x28 204 BZ710...

Page 43: ... 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 85OP800360 SPRING BRAKE T 343 BZ710548 85OP800355 SPRING CO...

Page 44: ... CMPP 0 0068UF 1 6KV ECWH or BZ210161 P4N8FJ682H CMPP 0 0068UF 1 25KV C425 BZ110182 C03L0R713K CC 0 001 UF 2KV R C426 BZ110182 C03L0R713K CC 0 001 UF 2KV R C430 BZ110182 C03L0R713K CC 0 001 UF 2KV R C433 BZ110195 E02LU8220M CE 22 UF 100V C502 BZ110088 C0JBB05H3K CC 0 0022UF 500V B C503 BZ110088 C0JBB05H3K CC 0 0022UF 500V B C505 BZ110138 P2472B224M CMP 0 22UF 275V PHE840 C507 BZ110012 E51CGC471M C...

Page 45: ...SILICON SB290S D539 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D540 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D541 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D542 BZ410110 D28XELS2N2 DIODE RECTIFIER 10ELS2N TA2B5 D545 BZ410076 D2WXB290S0 DIODE SILICON SB290S D546 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D547 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D548 BZ410006 D1VT001330 DIODE SILICON 1...

Page 46: ...2SC2412KT146 R S Q610 BZ510060 TB3T011310 TRANSISTOR SILICON 2SB1131 S T AE Q611 BZ510071 TNAAB05003 COMPOUND TRANSISTOR KRC102SRTK Q651 BZ510002 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q804 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q805 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q806 BZ510091 TCA0042170 TRANSISTOR SILICON KTC4217 O Y Q1002 BZ410097 0000M00390 PHOTO TRANSIS...

Page 47: ...4HT03553 CORE BEADS W5RH3 5X5X1 0 B507 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 BL001 BZ310014 023C00022A COIL BALUN HPN 01 CD304 BZ614324 06CU12414A CORD CONNECTOR CU12414A CD501 BZ614341 120R414903 CORD AC BUSH 0R414903 CD502 BZ614282 06CH01423A CORD CONNECTOR CH01423A CD503 BZ614133 069X620040 CONNECTOR JM 2BK 61 CD504 BZ614196 121B164101 CORD CAR BATTERY SI PC107 67 CD601 BZ614059 06CH0100...

Page 48: ...E 20N_10KFS OS2202 BZ614199 077Q004017 REMOTE RECEIVER PIC 37243SR RY503 BZ612011 0560V10118 RELAY ALKS325 SP351 BZ614200 070C533019 SPEAKER SG04D11BNA TM101 BZ614319 076D0DQ050 TRANSMITTER TOT201N06010 TU601 BZ310341 0145K00056 TUNER VHF UHF TECC1040PG32E V801 BZ614342 098Y1404B9 CRT W DY A34JXV70X53N45 X602 BZ613004 100CT3R505 CRYSTAL HC 49 C X1001 BZ613002 100CT01207 CRYSTAL HC 49 U S X1002 BZ6...

Page 49: ...03 RELAY Q511 DC POWER SW PROTECTOR AC DC SW Q514 FEED BACK IC506 LTV 817M VB FEED BACK SW Q507 RECTIFIER D503 D504 D535 D536 2 4 3 1 1 6 4 SW REG DRIVE Q509 Q512 Q505 11 3V REG OPE AMP IC IC504 NJM2368D Q501 DC POWER SW L501 1 3 2 J503 DC JACK DEGAUSS DRIVER HD TV_POWER H MICON IN OUT 10 Q407 Q404 SW X RAY_TEST Q608 REG SP351 SPEAKER HEAD PHONE J351 2 1 7 13 16 Q510 SWITCHING Q502 SWITCHING 3 2 1...

Page 50: ...O SD_SYNC TU_VIDEO MONITOR_A 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 REC APC REC APC R P Main CONV 3 58M BPF2 B UP AMP AGC ACC DET 3 58M BPF1 NYR COM...

Page 51: ...CAP_CTL CP1001 1 3 4 2 REEL SENS Q1005 POWER FAIL2 MICON IN OUT BLOCK DIAGRAM 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 FF REW L 97 73 CTL AMP OUT Q1004 FF REW_SW J2203 FRONT_A VCR_POWER_H TV 28 TV_POWER_H TV_POWER_H 2 1 MSSEN B MSSEN A 1 4 3 2 1 4 3 2 MS_SEN A Q1009 MS_SEN B Q1003 AT 5 6V P CON 5V 20 REC OTR T REC 69 CS 6 V...

Page 52: ...512 C506 R539 R401 Q408 C410 R412 R533 R532 W037 R509 R508 C542 R529 W008 C504 C537 R422 C555 R503 R505 W830 W831 D512 C540 D405 W042 Q507 R519 R 5 4 7 R528 Q510 D536 D503 D535 D504 W016 D534 C526_1 Q502 R525 R542 D507 C513_1 R502 R530 D511 R545 R535 D533 D530 R556 HS501_1 D508 HS504 D514 D521 W041 R513 W029 W028 D404 W021 W047 D407 C418 D548 W038 C405 C406 R511 W005 W012 R501 C433_1 T501 C534_1 W...

Page 53: ...904 W896 R2210 W343 W899 W260 TP1001 TP1002 W078 W080 W081 R685 W100 W076 W178 W255 W186 W273 W275 W220 W193 W192 W195 W219 W218 W182 W184 R4007 W088 W217 W215 W163 HS353 W049 W052 W053 W055 R353 R359 W330 W154 W239 W328 W333 W390 W289 W110 W118 W112 W097 W253 W176 W177 D1014 R1039 W167 IC603 HS603_1 R668 R667 W048 W045 W037 W025 W033 W034 W039 W028 W092 W094 W091 W259 W233 W003 W240 CP602_1 W036 ...

Page 54: ...C4006 R4010 C4028 R4017 R4022 C4032 C4033 R4021 R4018 R4019 C4029 R4020 R4014 C4022 R4005 C4014 R4047 R4046 R4035 C622 C626 C634 R614 C621 C618_1 C636 C625 R608 C628 C627 R609 C640 R625 C650 R633 C654 R646 C661 R638 R647 C644 R643 R648 R652 C658 R649 C660 R641 C653 R660 R659 C647 R631 R624 C639 R655 R630 R626 IC1002_1 R4051 R4056 C4041 C1014 R4044 C1010 R623 C4074 R4057 C4077 Q4013 R4062 R4058 R40...

Page 55: ...YK C4004 220 6 3V YK C4034 4 7 25V KA C4009 47 6 3V KA C4045 220 6 3V KA X4001 100CT3R502 Q4009 2SA1037AK BUFFER Q4010 2SA1037AK BUFFER Q4005 KTA1266 BIAS CTL Q4007 2SC2412K SYNC IN Q4012 2SC2412K BUFFER Q4013 2SC2412K AMP Q4006 KTC3203_Y AT BIAS OSC Q4002 KTC3198 AUDIO PB SW Q4001 KTC3198 AUDIO PB SW L4007 STP 01064 15 6KHZ TRAP 1 2 3 4 6 TUNER VIDEO SIGNAL DEFLECTION SIGNAL H SW Y C_CS ENV_DET C...

Page 56: ...T01207 Q1008 2SA1037AK BUFFER TUNER VIDEO SIGNAL DEFLECTION SIGNAL AT 5V BACKUP SDA SCL OSD_R OSD_G OSD_B CAP_CTL REEL_T Y C_CS CYL_CTL Y C_CLK OSD_BLK SD_SYNC AT 5V UCON Y C_DATA V REC_ST_H CENTER_LED POWER_FAIL DC GND P CON 5V AT 12V MOTOR_GND POWER_FAIL X RAY_STOP Y C_CLK POWER_FAIL DC Y C_DATA Y C_CS H SW SD_VIDEO CAP_FG ENV_DET HD VCR_A_MUTE VD CTL CAP_F R CTL CAP_LIMIT C_ROTARY DUMMY_V SYNC ...

Page 57: ...610 SB140 EIC W878 W996 C688_1 10 16V KA C685 22 16V KA C684 22 16V KA R690 1K 1 2W R669 1K 1 4W R689 560 1 2W R613 10K R686 100 R667 15 1 4W R663 100 R682 100 R668 470 1 4W C608 1 F C694 470 6 3V YK Q610 2SB1131 P CON 13V REG Q605 2SC13840W REG Q606 2SC13840W REG Q608 2SC13840W REG P CON 5V GND AT 12V MOTOR_GND AT 5V UCON AT 5V BACKUP P CON 5V GND AT 5V UCON GND GND 5 7VREF PCON 8 7VREF AT 30V VC...

Page 58: ...KA C2211_1 47 16V KANP OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME R2215 820 R2217 1K R2219 1 5K R4201 75 R2224 270 R2210 100 1 4W R2223 270 R2212 4 7K R2211 4 7K 1 4W R2221 5 6K R2220 2 7K R2218 1 5K R2216 1K R2214 820 R2226 33 1 4W R2225 33 1 4W C4201 0 01 B C4204 470P CH C4203 0 001 B C4221 0 001 B C4205 0 01 B C2207 0 001 B C2206 0 001...

Page 59: ... CH C615 220P CH C639 0 01 B C663 120P CH C644 0 033 B C657 220P CH C602 0 01 B C653 0 01 B C656 0 01 B C661 1 B C640 0 1 B C660 0 1 B C664 1 63V MKT C669 0 01 B C658 0 22 B C654 18P CH C647 0 01 B C651 47P CH C628 180P CH C625 1 F C650 0 015 B C636 0 01 B C674 0 1 F C626 0 1 B C622 0 22 B C630 0 001 B C624 47 16V YK C632 2 2 50V KA X602 100CT3R505 Q601 2SA1037AK BUFFER Q651 2SC2412K SW Q609 2SC24...

Page 60: ...817X AUDIO SIGNAL REC OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS CP304_2 A2502WV2 2P 1 2 W956 W985 W991 W958 W944 C321_1 3300 16V YK C323 1 50V KA C350 0 1 50V KA C357 33 25V YK R359 47K 1 4W R358 270 R362 680 R357 100K 1 4W R353 68K 1 4W C358 0 1 B Q350...

Page 61: ...3 4 5 6 7 8 2 1 3 4 5 6 7 8 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C5555 0 0022 B P CON 5V P CON 5V GND VMA245 PCB010 FROM POWER Hi Fi SCHEMATIC DIAGRAM SYSCON PCB G 13 G 14 ...

Page 62: ... 8 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W982 TUNER VIDEO SIGNAL MONITOR_V VIDEO_OUT VIDEO_OUT MONITOR_V VMA245 PCB010 FROM Y C AUDIO HEAD AMP TO CHROMA IF IF SCHEMATIC DIAGRAM SYSCON PCB G 15 G 16 ...

Page 63: ...512 11E1 EIC D514 1SS133 D531 SB290S D539 11E1 EIC D540 11E1 EIC D548 1SS133 D503 RM11C EIC D537_1 SB290S D520 1SS133 D519 1SS133 W845 W833 W803 W830 W831 W822 W823 W848 W824 C527_1 2 2 50V YK C540 0 1 50V YK C544 1000 25V MHE C504 22 50V MHE C535 2200 16V MHE C539 3 3 160V MHE C537 1000 25V MHE C538_1 47 50V YK C522 10 50V MHE C536 1000 25V MHE C529 330 10V MHE C526_1 47 50V YK C534_1 100 200V YX...

Page 64: ...OUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION DIGITAL TRANSISTOR Q407 KRA102MAT SWITCHING Q401 KRA102MAT DEGAUSE SW D402 RMPG06J D401 11E1 EIC D404 1SS133 D405 1SS133 D413 RMPG06J W842 W805 W820 W875 W872 W841 W888 W852 W815 W853 W810 W818 W801 W829 W807 W886 W884 W814 W813 W819 W826 W827 W808 W812 C405 1 50V YK C406 100 35V MHE C422 1 250V MHE C407 1000 25V YK R416 82K ...

Page 65: ...1 100uH B SIGNAL R SIGNAL G SIGNAL OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP803B 52147 0610 1 2 3 4 5 6 CP801_1 A2361WV2 2P 1 2 W836 R811 330 1 4W R812 330 1 4W R815 2 7K 1 4W R814 2 7K 1 4W R816 2 7K 1 4W R813 330 1 4W R820 2 7K 1 2W R808 2 7K 1 2W R807 2 7K 1 2W C805 100P B C811 680P B C810 680P B C809 560P B C801_1 0 001 2KV R Q804...

Page 66: ...8V AT 12V GND GND 9 8 7 6 5 4 3 GND_A GND_A GND_A GND_A B B B A NC S502 S501 NC NC NC NC 15 IF TU601 11 NC 14 12 13 10 9 8 7 6 5 4 3 2 1 30V SDA SCL AGC 5V OS2202 TO TM101 FROM OS2202 REMOCON SENSOR GND 1 2 3 Vout B AT 30V UNREG 8V MOTOR_GND AT 13V UNREG 8V AT 12V GND GND VMA245 PCB010 SYSCON PCB TMA527 TCA386 SP_COM D1100 DEW SENSOR DEW DEW H5002 FULL ERASE HEAD ASS Y 2 1 FE HEAD HOT FE HEAD GND ...

Page 67: ...IO HEAD AMP MICON 10 PB 1 0V 10ms div 9 POWER ON 1 0V 20µs div 2 POWER ON 100mV 0 1µs div 1 PB 0 5V 20µs div 8 POWER ON 0 5V 10ms div 5 REC 10 0V 5µs div 3 PB 10mV 20µs div 4 PB 0 5V 1ms div DEFLECTION 17 0 5V 5ms div 7 PB 1 0V 5ms div 12 POWER ON 1 0V 10µs div 11 PB 0 5V 0 5ms div 18 200mV 20µs div 19 10 0V 5ms div CRT 20 50 0V 20µs div ...

Page 68: ...ollowing waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE H 2 WAVEFORMS 22 50 0V 20µs div 21 50 0V 20µs div 16 200mV 20µs div CHROMA IF 15 100mV 20µs div ...

Page 69: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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