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Toshiba VTV1534, Service Manual

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Toshiba VTV1534 Service Manual Download Page 58

A

B

C

D

E

F

G

H

A

B

C

D

E

F

G

H

2

1

3

4

5

6

7

8

2

1

3

4

5

6

7

8

ANT001

180PRA-PP-01

TM101

076D0DM07A

BT002

R03(AB)E_2P_G

BT001

R03(AB)E_2P_G

F

J801_1

HPS3200-010501

1

3

4

5

6

7

8

9

S801

TP804

TP805

TP806

R804

12K

2W

R806

12K

2W

R808

12K

2W

R816

6.8

1W

CP850
A2001WV2-5P

1

2

3

4

5

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED

CP801

005P-2100

1

:SINCE THESE PARTS MARKED BY

CAUTION

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARE

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

:LES PIECES REPAREES PAR UN

ETANT

ATTENTION

B.SIGNAL

G.SIGNAL

R.SIGNAL

D802

1SS133

D803

1SS133

D801

1SS133

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

CP803B

B2013H02-6P

1

2

3

4

5

6

CP802_1

A2361WV2-2P

1

2

C807

390P CH

C804

270P

CH

C806

270P

CH

C805

270P

CH

C808

0.001

2KV

R

R830

2.7K 1/4W

R809_1

56

R805_1

56

R814

220

R821

220

R810

1.8K

R812

1.8K

R819

220

R811

1.8K

R807

56

R813_1

220

R815_1

220

R828

2.7K

1/4W

R829

2.7K 1/4W

R817

220

C803

1

50V

KA

C814

1

250V

YK

Q811

2SC1740SP

GREEN AMP

Q802

KTC4217

GREEN AMP

Q803

KTC4217

BLUE AMP

Q810

2SC1740SP

RED AMP

Q801

KTC4217

RED AMP

Q812

2SC1740SP

BLUE AMP

W850

W849

W853

L801

180uH

0607

L802

82uH

0607

L803

82uH

0607

L804

82uH

0607

GND_A

GND_A

HEATER

180V

GND_A

GND_A

FROM/TO DEFLECTION

FOCUS

NC

NC

GND

GND

(CD801)

SCREEN

GND

HEATER

GND

180V

(CP803A)

104.1

127.5

0

127.5

0

126.5

0

0

(CP851)

FROM CHROMA/IF

R.OUT

G.OUT

B.OUT

CUT OFF

GND

(CRT PCB)

CRT SCHEMATIC DIAGRAM

6

7.8

7.3

117.7

2.5

7.8

7.3

123.9

2.4

3.0

7.3

5

CRT PCB

7.3

2.4

123.5

7.3

7.8

3.0

7

3.1

7.3

PCB110

ACCESSORY

TCB395

Summary of Contents for VTV1534

Page 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER VTV1555 ...

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: ...IN OUT T TXT PRINTED CIRCUIT BOARDS MICON CRT POWER SW MICON CRT SYSCON OPERATION IF SCHEMATIC DIAGRAMS Y C AUDIO HEAD AMP MICON POWER 21PIN IN OUT CHROMA IF SOUND AMP REGULATOR T TEXT TV POWER DEFLECTION CRT IF OPERATION INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS L...

Page 5: ...System 2Tuner Receive CH Destination U K Tuning System F Synth Input Impedance UHF 75 ohm CH Coverage 21 69 Intermediate Picture FP 39 5MHz Frequency Sound FS 33 5MHz FP FS 6 0MHz Preset CH 80CH Stereo Dual TV Sound No G 4 Signal Video Signal Input Level 1 V p p 75 ohm Output Level 1 V p p 75 ohm S N Ratio Weighted 53 dB Horizontal Resolution at SP Mode 240 Lines Audio Signal Input Level 3 8dBm 50...

Page 6: ...ape Speed Yes Sleep Time Yes Control Volume Yes Level Brightness Contrast Sharpness Color Yes Tint No 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 S Repeat SR R SR PLAY No Index Yes Mute Yes Hi Fi No Repeat Yes PDC Yes Zero Return No Dew No G 10 OSD Language English G 11 Clock Timer Calendar 1990 1 1...

Page 7: ...own Yes Play Up Yes Play Up Slow No F Fwd Right Yes Rew Left Yes Pause Still Yes Pause No Stop Down Yes Rec OTR Yes 2Keys Eject Yes Counter Reset Yes Speed Yes Timer Rec Yes 2Keys TV Monitor No TV Monitor Rec Monitor Yes Program No Program V Yes Auto Tracking No Auto Tracking Reveal Yes Menu Yes Enter No Enter Hold Yes Cancel Ch Skip No Cancel Ch Skip F T B Yes Index No Index Sub Page Time Text Ye...

Page 8: ... Yes Zero Return Yes Power On Memory No Choke Coil No G 14 Accessories Owner s Manual Language English w Guarantee Card No Remote Control Unit Yes Rod Antenna No Poles Terminal w 300 ohm to 75 ohm Antenna Adapter Loop Antenna Yes Terminal DIN Type U V Mixer No DC Car Cord Center No Guarantee Card No Warning Sheet No Circuit Diagram No Antenna Change Plug No Service Facility List No Important Safeg...

Page 9: ...o Audio Input No Video Output No Audio Output No Euro Scart 1 SCART Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input DIN type AC Inlet No G 16 Set Size Approx W x D x H mm 440 x 386 x 393 G 17 Weight Net Approx 14 6 kg 32 2 lbs Gross Approx 17 0 kg 37 5 lbs G 18 Carton Master Carton No Content Material Dimensions W x D x H mm Description of Origin Gift Box Yes Material Doubl...

Page 10: ...Remove the Back Cabinet in the direction of arrow Fig 1 1 Front Cabinet 1 2 CRT PCB Refer to Fig 1 2 CAUTION BEFORE REMOVING THE ANODE CAP DISCHARGE ELECTRICITY BECAUSE IT CONTAINS HIGH VOLTAGE BEFORE ATTEMPTING TO REMOVE OR REPAIR ANY PCB UNPLUG THE POWER CORD FROM THE AC SOURCE 1 2 3 Remove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connectors CP802 and CP850 Remove the...

Page 11: ...yscon PCB in the direction of arrow A Remove the 2 screws 2 Unlock the 2 supports 3 Remove the Jack Plate in the direction of arrow B 1 7 JACK PLATE AND SYSCON PCB Refer to Fig 1 7 2 2 3 3 B Syscon PCB 1 Deck Holder Fig 1 5 1 6 DECK CHASSIS Refer to Fig 1 6 1 2 3 Remove the 3 screws 1 Disconnect the following connectors CP1001 CP4001 CP4004 and CP4005 Remove the Deck Chassis and AC Head Cover in t...

Page 12: ... 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 Fig 2 3 A Cassette Side L Cassette Side R 1 1 1 Loc...

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: ...TIVE 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 9 Display of the Adjustment MENU on the screen Refer to the ELECTRICAL ADJUSTMENT On Screen Display Adjustment VOL MIN 8 Writing of EEPROM initial data NOTE Do not use this for the normal servicing VOL MIN 7 Releasing of PROTECT...

Page 24: ...e 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 possible if clock has been set To...

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: ...reached Press ENTER to select DATA When DATA is selected it will blink Again step through the DATA using PLAY or STOP button 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 i...

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: ...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 Once set to...

Page 30: ...n 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: ...illator 39 5MHz to TP601 Activate the adjustment mode display of Fig 1 1 and press the channel button 13 on the remote control to select VCO COARSE Press the VOL UP DOWN button on the remote control until the OK appear on the screen If the OK is not displayed select the side on the changed from to Press the CH UP button once to set to VCO FINE mode Press the VOL UP DOWN button on the remote contro...

Page 33: ...39 on the remote control to select REC AGC Press the VOL UP DOWN button on the remote control until the digital voltmeter is 2 8 0 1V REC TUNER 2 7 VERTICAL POSITION 1 2 3 4 5 6 7 8 9 10 Receive the monoscope pattern from the Pattern Generator 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 09 ...

Page 34: ...ern RF Input 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 17 on the remote control to select BRIGHT CENT Press the VOL UP DOWN button on the remote control until the screen begin to shine Receive the PAL black pattern Audio Video Input Press the AV button on the remote control to set to the ...

Page 35: ...items are set correctly referring below NO 02 04 06 07 18 19 21 22 24 25 27 30 35 36 37 38 FUNCTION AGC GAIN R CUTOFF G CUTOFF B DRIVE BRIGHT MAX BRIGHT MIN CONTRAST MAX CONTRAST MIN COLOR MAX COLOR MIN SHARP M B CUT OFF CVBS OUT APR THRESHOLD BELL FILTER BANDPASS RF 50Hz 00 31 31 31 55 20 63 10 60 10 03 50 10 15 00 00 AV 03 ...

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: ... CP850 J801 CP803B CP820 VR502 VR401 CP501 AC IN CD502 FB401 SYSCON PCB POWER SW PCB MAIN PCB CP802 CRT CD801 CRT PCB CP502 CRT L503 CD602 CP3001 CP403 CRT CP401 A C HEAD CD4005 CP4005 TP1001 TP503 T501 TP502 T501 L6006 CP801 TP601 CD601 CD3001 CP4202 CP4203 CD757 OPERATION PCB CD702 CD355 SPEAKER CD356 SPEAKER TP4001 TP4002 R 8 0 4 VR402 CP803A CD803 CD850 R 5 0 2 ...

Page 38: ...1 KIA78R09API P CON 9V 9 5 SOUND AMP IC IC352 AN7523 2 TV_POWER_H VOL CTL VCR_POWER_H S TRAP VR502 2 4 1 2 5V REG IC IC3002 KIA78R05PI 4 1 2 5V REG IC IC3004 KIA78R05PI P CON 5V_A 3 1 5V REG IC IC3003 KIA7805API AT 5 6V P CON 5V_C SDA SCL FM_OUT EXT_AUDIO_IN AUDIO_OUT PIFIN2 RF_AGC_OUT B OUT G OUT R OUT OSD_BK OSD_B OSD_G OSD_R BCL SAF LBF SSC H_OUT X1 VAMP CHR_OUT XTAL1 INT_CVBS_OUT CVBSOUT2 Y CV...

Page 39: ...LIM DEMO SLPF MAIN DE EMPH CLAMP D E N C Y APA YNP CLAMP R P MIX LEVELADJ R P R P YLPF FBC ALC NL EMPH NL DE EMPH MAIN EMPH CARRIER OFFSET W C DC F0 DEV ADJ S DET Q4006 BUFFER 88 87 89 86 H AMP 8 7 REC MUTE LINE MUTE ENV DET L4001 15 6KHz TRAP L4005 1 3 6 Q4004 Q4005 FE HEAD 4 ENV DET H SW MICON OPERATION SDA SCL VCR_A_MUTE V REC_ST_H CTL CTL CYL CP4001 3 2 4 SP COM SP CH2 L SP CH1 R CP4005 1 AUDI...

Page 40: ..._H SDA OSD_G OSD_B OSD_R Q1014 TV POWER SW TV_POWER_H 89 VCR_MUTE VCR_A_MUTE 105 VIDEO H SW H SW 43 REMOCON_IN 1 OS753 AT 5 6V D793 D791 D792 24 VIDEO ENV ENV_DET T TEXT Y C AUDIO HEAD AMP 1 CAP FG TV_POWER_ON H IF 21PIN IN OUT 11 10 CYL FG PG LDM CTL 9 CAP CTL 8 CYL LAD VCO 12 CYL CTL 83 CAP_LIMIT D1003 Q1006 BOT Q1017 EOT 48 STAND BY 100 G 99 R 96 YCO SW1001 26 55 CENT LED Q1021 VCR POWER SW Q10...

Page 41: ... CF6002 Q6005 PRE AMP CP6001 11 9 IF AGC 3 6 TU VIDEO TU AUDIO TU1101 1 4 11 2 6 1 3 J4201 8 7 11 16 20 15 19 Q4211 MUTE SW Q4207 PERI SW REC_TU_A REC_TU_V SDA SCL REAR_V_IN REAR__A_IN_L MICON OPERATION Y C AUDIO HEAD AMP Q6001 BUFFER Q4210 SW TUNER ON OFF REAR_V_IN REC_TU_V TV 8 10 S TRAP CF6005 MIX HPF FM DEM LIM MAP JACK_V TU_AUDIO 5 REAR__A_IN_L Y C AUDIO HEAD AMP Y C AUDIO HEAD AMP 2 AV JACK ...

Page 42: ...R TEXT_SYNC 27 3 BLANK SDA 3 5 6 8 TRIPLE ANALOG MPXER IC IC1202 MM1231XF 29 GREEN 41 42 X1201 13875KHz 1 14 9 2 7 16 11 TEXT_RESET OSD_B OSD_R OSD_G OSD_Y OUT1 TEXT_B TEXT_R TEXT_G TV 12 IN 1B IN 2B IN 3B SW1 SW3 SW2 OUT2 OUT3 IN1A IN2A IN3A Q1262 BLK BUFFER 30 RED SDA SCL 20 VIDEO IN SW_VIDEO OSC IN OSC OUT E 9 E 10 ...

Page 43: ... TP804 TP805 J801_1 CP803B R816 TP806 D502 W802 CP503 W022 W810 W021 C543 CP810 CP850 C531 D528 CP820 C520 D503 R527 R522 R830 W027 W020 C403 C404_1 C429_1 C430_1 C432 C529 Q405 D505 D509 D510 D512 D514 D519 D523 L501 L502 L801 R529 W015 W005 VR502 R505 W010 C402 R420 W025 TP503 C509 W006 S502 D506 C511 B502 C523 R418 D406 R403_1 D405 L402 C803 C507_1 D516 C504 R509 C503 C530 C533 W004 C431 C450 C...

Page 44: ...6 R531 C541 R525 C554 R553 R532 C528 R515 R513 R533 C413 R520 C807 R819 C805 R821 C806 R817 C804 R810 R811 R812 R508 R815_1 R814 R813_1 R805_1 R807 R809_1 PRINTED CIRCUIT BOARDS MAIN CRT CHIP MOUNTED PARTS SOLDER SIDE F 3 F 4 ...

Page 45: ...3 W227 W360 W245 W318 W361 C4036 C4015 W222 W133 W209 L4004_1 C1206 C1070 W241 W240 C1005 W139 R1029 L4024 C4108 L4026 L4025 C1031 C4009_2 W336 W200 W244 W340 W366 L4007 W250 R4089 R4088 W254 W334 W365 L1203 W426 R4065 W274 W273 TP4002 W370 TP4001 W376 W854 W893 W869 C1202 C1273 C1274 W264 L1205 L1204 W380 C1257 W359 C1256 W326 W243 W196 W226 W342 W310 W350 W225 W190 W192 W194 W281 W232 W299 W289 ...

Page 46: ...17 R1046 C1069 R1035 Q303 Q302 R304 R4016 R1011 R1065 R4030 C1043 C1079 R1048 C4033 R1094 Q4007 R4052 C1030 C4054 C4059 C4123 C4062 C4011 C4064 C4067 C4068 C4070 C4072 C4075 C4080 C4082 C4083 C4089 C4099 C4115 Q4015 R4034 R4050 R1109 C1185 C1159 R1171 R1107 R1116 C1101 C4003 C4012 C1175 C1183 R1096 R4073 C1082 C1026 C1028 C1004 C1025 C1024 C1023 R1023 R1064 C1008 R1001 R1067 C1081 R1054 R1042 Q110...

Page 47: ...12 S809Y R779 R780 W010 S809X PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE Q6001 IC6001 C6004 C6003_1 R6023_1 Q6005 C6011 CF6005 L6008 L6007 L6011 CF6008 CF6007 CF6001 CF6002 L6006 R6001_1 W001 W009 C6014 L6003 C6002 R6019_1 W003 W005 W004 CP6001_2 C6028_1 W821 L6001 R6028 C6006 C6010 C6023 R6025 R6022 R6027 R6024 C6022 C6005 R6011 R6020 C6013 R6014 C6015 R6013 W010 C6019 W008 R6002 R6016 W811 W80...

Page 48: ...Q4006 KTA1504S_Y_RTK BUFFER L4004_1 100uH 0305 L4009_2 100uH 9A06B L4003_2 100uH 9A06B L4008 1mH L4007 100uH 0305 L4013 100uH 0607 L4015 100uH 0607 L4002 100uH 0305 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q4003 KRA103SRTK V REC ST SW L4005 1626008 COIL BIAS OSC 1 2 3 4 5 6 Q4015 KRC104SRTK PB SW R4021 18K 1 CAUTION DIGITAL TRANSISTOR CAUTION DIGITAL TRANS...

Page 49: ...02 KRC103SRTK LED SW CAUTION DIGITAL TRANSISTOR CAUTION DIGITAL TRANSISTOR SCL SDA SCL SDA SCL SDA RESET VV_H AV_2 PROTECT CAP_LIMIT REC_AGC_CTL TEXT_RESET DEGAUSS_H AT 5 6V VCR_POWER_H AT 12V CAP_VCO P CON 5V_C MOTOR_GND GND REEL T REEL S CAP_F R CONTROL_IN LDM_CTL SCL SDA MO_SYNC REC_SVL H VOL_CTL REC_AFT CENT_LED_CTL REC_AGC_CTL IF_MOD AV_1 OSD_Y KEY_B TV_A_MUTE TAB_SW KEY_A VCR_A_MUTE T REC_LE...

Page 50: ...1187 100 6 3V YK C1133 4 7 50V KA C1186 22 50V YK Q1102 KTC3875S_Y_RTK BUFFER Q1123 KTC3875S_Y_RTK BUFFER W832 W856 TP1102 REC IF W894 Q1122 KTA1504S_Y_RTK BUFFER L1103_2 100uH 9A06B L1102_2 100uH 9A06B DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS REC_TU_V P CON 5V_A REC_TU_A P CON 5V_C AT 30V GND MO_SYNC REC_SVL H REC_AFT SW_VIDEO REC_AGC_CTL AT 30V SCL P CON...

Page 51: ...11 KTC3875S_Y_RTK MUTE SW Q4207 KTC3875S_Y_RTK PERI SW Q4210 KTC3875S_Y_RTK SW Q4201 KTC3875S_Y_RTK BUFFER W833 W912 W843 W909 W911 TP4201 VIDEO OUT W840 W817 W822 W890 W901 W898 W899 Q4202 KTA1504S_Y_RTK BUFFER L4202_1 100uH 0305 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q4212 KRC102SRTK POWER ON SW CAUTION DIGITAL TRANSISTOR KEY_B REC_LED T REC_LED SOUND_...

Page 52: ...0 16V KA C642 1 50V KA C616 22 16V KA C603 1 50V KA C672 47 16V YK C645 1 50V KA C679 3 3 50V KA C667 3 3 50V KA C680 3 3 50V KA C650 2 2 50V KA C630 10 16V KA C613 1 50V KA C648 10 16V KA C610 1 50V KA C638 1 50V KA C641 0 47 50V KA C666 10 16V KA Q607 2SC3000 PRE AMP Q608 KTC3875S_Y_RTK BUFFER Q602 KTC3875S Y_RTK BUFFER Q609 KRC103SRTK SW Q610 KTC3875S_Y_RTK BUFFER Q611 KTC3875S_Y_RTK SW W844 W9...

Page 53: ... THE TIME C306 0 47 50V KA C309 0 0033 B C314 1 B C320_1 0 0033 B C316 0 01 B R309 10K 1 4W R306 1K 1 4W R301 27K R308 10K R303 68K 1 4W R311 4 7K R304 2 7K C301 22 16V KA C302 33 16V KA C322 1000 25V YK Q301 KTC3875S_Y_RTK MUTE Q302 KTC3875S_Y_RTK SW W812 W878 W908 W849 W810 W818 Q306 KRC111SRTK MUTE Q303 KRC102SRTK SW CAUTION DIGITAL TRANSISTOR SOUND B SOUND_GND SOUND_L SP_OUT_L SOUND_GND SW_AUD...

Page 54: ...05 2 2K 1 4W R3006 10 C3002 470 16V YK C3009 470 6 3V YK C3010 10 16V KA C3007 470 6 3V YK C3008 470 16V YK Q3001 2SC13840W REG DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS P CON 9V P CON 9V P CON 5V_C GND VCR_POWER_H AT 12V AT 5 6V CAP_VCO P CON 5V_C GND MOTOR_GND P CON 9V AT 5 6V GND P CON 8V_A AT 9V AT 9V P CON 5V_A P CON 9V AT 30V GND AT 12V GND AT 5 6V P ...

Page 55: ...254 47K R1253 22K R1255 120 R1117 68 R1118 2 2K R1119 220 R1120 1K R1115 560 R1108 820 R1211 560 R1209 470 C1205 47 16V YK C1214 47 16V KA C1274 100 16V YK C1202 100 16V YK C1273 100 16V YK C1103 220 6 3V KA C1206 47 16V YK C1257 100 6 3V KA C1256 100 6 3V YK Q1253 KTC3875S_Y_RTK SYNC BUFFER Q1262 KTC3875S_Y_RTK BLK BUFFER Q1101 KTD863_Y REG Q1104 KTC3875S_Y_RTK BUFFER W869 W893 W854 W884 W876 W86...

Page 56: ...E1 EIC D523 SB290S D506 1N4937 D502 1SS133 D512 SB290S D514 SB290S D533 1SS133 D504 1SS133 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C507_1 220 400V USR C521 220 200V YXF C531 3300 16V MHE C523 2200 25V MHE C509 10 100V MHE C524 1000 25V MHE C520 1000 16V MHE C506_1 0 1 275V PHE840 C529 0 0022 250V KX C519_1 470P 500V B C513_1 470P 500V ...

Page 57: ...EIC D406 1SS133 D405 1SS133 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C418_1 22 50V YK C410 470 35V YK C405 2200 25V MHE C417 22 50V YK C425_2 470P 1 25KV MPP C429_1 470P 500V B C412_1 0 047 MMTV C402 220P 500V B C404_1 0 033 100V MKT C423_2 0 27 200V FHS C430_1 0 001 500V B C413 0 1 F C450 0 001 2KV R C424_1 0 01 1 25KV MPP C403 0 22 10...

Page 58: ...AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP803B B2013H02 6P 1 2 3 4 5 6 CP802_1 A2361WV2 2P 1 2 C807 390P CH C804 270P CH C806 270P CH C805 270P CH C808 0 001 2KV R R830 2 7K 1 4W R809_1 56 R805_1 56 R814 220 R821 220 R810 1 8K R812 1 8K R819 220 R811 1 8K R807 56 R813_1 220 R815_1 220 R828 2 7K 1 4W R829 2 7K 1 4W R817 220 C803 1 50V KA C814 1 250...

Page 59: ... C6005 0 01 B C6006 0 01 B C6010 0 01 B C6007 68P CH C6023 0 001 B C6022 0 0022 B C6019 0 01 B R6019_1 330 1 4W R6020 330 R6023_1 100 1 4W R6014 68K R6011 330 R6013 12K R6003 2 2K R6002 3 9K R6016 39K R6027 820 R6024 6 8K R6022 100K R6028 33 R6025 3 3K R6001_1 560 1 4W C6003_1 1 50V KA C6011 0 22 50V KA C6002 1 50V KA Q6005 2SC3000 PRE AMP W804 W803 W806 W821 W819 W811 Q6001 2SA608KF NP BUFFER DUR...

Page 60: ...NCE THESE PARTS MARKED BY CAUTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE LES PIECES REPAREES PAR UN ETANT ATTENTION TUNER VIDEO SIGNAL OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CD356 CU123201 1 2 CD355 CU123201 1 2 C7...

Page 61: ... AGC_CTL TU_AUDIO TU_VIDEO AE_HEAD AE_HEAD AUDIO_REC AUDIO_PB AE_HEAD AE_HEAD AUDIO_REC AUDIO_PB FE_HEAD HOT FE_HEAD GND FE_HEAD HOT FE_HEAD GND CUT_OFF INTERCONNECTION DIAGRAM TUNER PACK CP4202_1 CD702_1 SP_OUT SOUND_OUT GND SOUND_GND FRONT_AUDIO_IN GND FRONT_VIDEO_IN POWER_ON_LED CD757_1 GND TO OS753 TM101 SCREEN GND GND TCB395 GND GND CP6001 CP6001_2 TM101 FROM TEXA33 PCB030 OPERATION PCB B V O...

Page 62: ...he following waveforms were measured at the point of the corresponding balloon number in the schematic diagram DEFLECTION CRT TV POWER TV POWER 3 2 0V 5ms div Y C AUDIO HEAD AMP 10 REC 0 5V 10µs div NOTE 12 PB 50mV 5ms div 14 REC 0 5V 10µs div 15 REC 2 0V 20µs div 13 REC 0 5V 10µs div 11 PB 2 0V 10ms div 16 REC 0 5V 10µs div H 1 ...

Page 63: ...18 REC 0 5V 0 5ms div 19 REC 20 0V 2ms div 20 REC 20 0V 5µs div 17 REC 100mV 0 5ms div 25 REC 2 0V 20µs div 24 REC 2 0V 5ms div 23 REC 2 0V 20µs div 22 REC 1 0V 10µs div MICON 21 REC 2 0V 1ms div POWER 31 REC 0 5V 10µs div 30 REC 2 0V 1ms div 28 PB 2 0V 0 5µs div 27 PB 2 0V 0 5µs div 26 PB 2 0V 5ms div 32 REC 0 5V 0 5ms div H 2 ...

Page 64: ...the point of the corresponding balloon number in the schematic diagram NOTE WAVEFORMS 50 REC 0 5V 0 5ms div SOUND AMP 46 REC 0 5V 10µs div 52 REC 0 5V 0 5ms div 21PIN IN OUT 47 REC 0 5V 10µs div IF 45 REC 2V 20µs div 48 REC 100mV 0 5ms div H 3 ...

Page 65: ... PCB070 MAIN PCB ASS Y 214 A 102 102A 203 203 203 207 203 102B 102B 123 125 PCB030 OPERATION PCB ASS Y 209 PCB340 POWER SW PCB ASS Y 116 208 126 215 B 101C 101B 101F 101A 101 101E 209 209 101D 101G 101G 201 201 127 201 201 PCB110 CRT PCB ASS Y 128 128 124 ...

Page 66: ...D VIEW 119 207 207 207 120 207 207 213 A 206 122 205 121 PCB350 IF PCB ASS Y 118 117 105 106 107 210 210 210 206 206 206 109 111 113 114 114 212 211 B 212 209 112 202 104 202 205 PCB010 SYSCON PCB ASS Y 110 103 108 I1 2 ...

Page 67: ...e is applied for each position NOTE MARK CLASS GREASE AA 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 348 506 501 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 302 ...

Page 68: ... 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 69: ...0151 HOLDER M PCB 122 BZ710729 761WPA0239 HOLDER TV PCB 123 AE000550 722549A189 SHEET RATING 124 AE000551 723000C210 POP LABEL 125 AE000243 725000A061 SHEET PVC 126 AE000552 735WPBA686 BUTTON POWER 127 BZ710009 741WUA0019 SPRING EARTH 128 AE000053 800WR0A011 SHEET CRT SUPPORT D 201 BZ710383 8121J50C04 SCREW TAPPING B0 GW15 5x30 202 BZ710036 8117540B04 SCREW TAPPING B0 TRUSS 4x20 203 BZ710035 81175...

Page 70: ...CAP P4 333 BZ710762 85OP400542 BAND TENSION 334 BZ710540 85OP400533 CONNECT TENSION 335 BZ710541 85OP600573 ARM BRAKE T 336 BZ710763 85OP600584 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...

Page 71: ... BZ110169 E5EZF2332M CE 3300 UF 16V C533 BZ110223 CD39E0M13M CC 0 001 UF 250V C808 BZ110182 C03L0R713K CC 0 001 UF 2KV R C1003 BZ110170 E51A0P104Z CE 0 1 F 5 5V C1036 AE000102 CQG0F0416Z CC 1 UF 50V F C1203 BZ110257 P6M900474J CMPL 0 47 UF 50V TF DIODES D351 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D403 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D405 BZ410006 D1VT001330 DIODE SILICON 1SS133T 7...

Page 72: ...78R09API IC3002 BZ611054 I1KA98R050 IC KIA78R05PI or AE000560 I1KA9R05A0 IC KIA78R05API IC3003 BZ611015 I1KA97805A IC KIA7805API IC3004 BZ611054 I1KA98R050 IC KIA78R05PI or AE000560 I1KA9R05A0 IC KIA78R05API IC4001 BZ610056 I04F38217F IC HA118217F IC4002 BZ611092 I3EF656500 IC SDA5650 X IC6001 BZ611135 I03D7567B0 IC LA7567B TRANSISTORS Q301 BZ510109 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q30...

Page 73: ...NSISTOR SILICON KTC3875S_Y_RTK Q4202 BZ510108 TAAA1504SY TRANSISTOR SILICON KTA1504S_Y_RTK Q4207 BZ510109 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q4210 BZ510109 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q4211 BZ510109 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q4212 BZ510071 TNAAB05003 COMPOUND TRANSISTOR KRC102SRTK Q6001 BZ510119 TA3T0608KF TRANSISTOR SILICON 2SA608KF NP AA Q6005 BZ5100...

Page 74: ...D RH063LCS2R P C BOARD ASSEMBLIES PCB010 AE000561 A5D502C010 PCB ASS Y VMB254A PCB030 BZ310460 A5D501C030 PCB ASS Y TEXA33D PCB070 BZ310461 A5D501C070 PCB ASS Y TMB536A PCB110 AE000562 A5D502C110 PCB ASS Y TCB395A PCB340 BZ310463 A5D501C340 PCB ASS Y TEBA95A PCB350 BZ310464 A5D501C350 PCB ASS Y VEB983A MISCELLANEOUS ANT001 BZ614468 125C500025 ANTENNA LOOP 180PRA PP 01 B401 BZ310121 024HT03553 CORE...

Page 75: ...6001 BZ614463 069J1D0260 CONNECTOR PCB SIDE 6035B 13Z002 T CP803A BZ614333 067U006049 WIRE HOLDER B2013H02 6P CP803B BZ614333 067U006049 WIRE HOLDER B2013H02 6P CUS011 BZ710148 800WFAA007 CUSHION B CUS013 BZ710149 800WFAA008 CUSHION C CUS033 BZ710149 800WFAA008 CUSHION C CUS353 BZ710149 800WFAA008 CUSHION C EL001 BZ614044 124120301A EYE LET XRY20X30BD EL002 BZ614043 124116281A EYE LET XRY16X28BD E...

Page 76: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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