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Toshiba LC-MV14FL4 Service Manual
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Toshiba LC-MV14FL4 Service Manual

Toshiba LC-MV14FL4 Service Manual

Color television/video cassette recorder
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FILE NO. 140-200104
SERVICE MANUAL
COLOR TELEVISION/
VIDEO CASSETTE RECORDER
MV14FL4

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Summary of Contents for Toshiba LC-MV14FL4

  • Page 1 FILE NO. 140-200104 SERVICE MANUAL COLOR TELEVISION/ VIDEO CASSETTE RECORDER MV14FL4...

  • Page 2: Servicing Notices On Checking

    SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES 6. AVOID AN X-RAY As for the places which need special attentions, Safety is secured against an X-ray by consider- they are indicated with the labels or seals on the ing about the cathode-ray tube and the high cabinet, chassis and parts.

  • Page 3: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 14 Inch / 357.0 mmV System CRT Type FLAT Deflection 90 degree Magnetic Field BV/BH +0.45G / 0.18G Color System NTSC Speaker 2Speaker Position Front Size 1.5 x 2.5 Inch Impedance Sound Output 1.5+1.5 W 10%(Typical) 1.5+1.5 W...
  • Page 4 GENERAL SPECIFICATIONS Operating Humidity Less then 80% RH On Screen Menu Display Menu Type Character Timer Rec Set Channel Setup TV/CATV Auto CH Memory Add/ Delete Guide CH Set TV Setup V-chip Set On/Off Timer Set Picture Audio Sap On/Off Auto Repeat On/Off On/Off Timer Set System Setup...

  • Page 5: Canada V-Chip

    GENERAL SPECIFICATIONS G-12 Remote Unit RC-DQ Control Glow in Dark Remocon Format Custom Code 40-BFh,44-BBh Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys Keys Power CH Up CH Down Volume Up Volume Down Input Select Play F.Fwd Pause/Still...
  • Page 6 GENERAL SPECIFICATIONS G-14 Accessories Owner's Manual Language English w/Guarantee Card Remote Control Unit Battery UM size x pcs UM-4 x 2 pcs BRAND Rod Antenna Poles Terminal Loop Antenna Terminal U/V Mixer 300 ohm to 75 ohm Antenna Adapter Antenna Change Plug DC Car Cord (Center+) AC Plug Adapter AC Cord...
  • Page 7 GENERAL SPECIFICATIONS 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 Content Material Dimensions W x D x H(mm) Description of Origin Gift Box Material...

  • Page 8: Removal Of Mechanical Parts And P.c. Boards

    DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS 1-3: TV/VCR BLOCK (Refer to Fig. 1-3) Remove the 2 screws 1. AND P.C. BOARDS Disconnect the following connectors: 1-1: BACK CABINET (Refer to Fig. 1-1) (CP401, CP502, CP4201 and CP4202). Remove the 4 screws 1. Unlock the support 2.
  • Page 9 DISASSEMBLY INSTRUCTIONS 1-5: DECK SHIELD PLATE (Refer to Fig. 1-5) 1-7: JACK PLATE AND SYSCON PCB (Refer to Fig. 1-7) Remove the 2 screws 1. Remove the screw 1. Remove the screw 2. Remove the Syscon PCB in the direction of arrow (A). Remove the 2 screws 2.

  • Page 10: Removal Of Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF DECK PARTS NOTE When you install the Tape Guide L, install as shown in the 2-1: TOP BRACKET (Refer to Fig. 2-1) circle of Fig. 2-3-B. (Refer to Fig. 2-3-B) Remove the 2 screws 1. Slide the 2 supports 2 and remove the Top Bracket.
  • Page 11 DISASSEMBLY INSTRUCTIONS 2-6: LINK UNIT (Refer to Fig. 2-6) 2-9: TENSION ASS'Y (Refer to Fig. 2-9-B) Set the Link Unit to the Eject position. Turn the Middle Gear clockwise so that the Tension Remove the (A) side of the Link Unit first, then remove Holder hook, is set to the position of Fig.
  • Page 12 DISASSEMBLY INSTRUCTIONS 2-10: T BRAKE ASS'Y (Refer to Fig. 2-10) Remove the T Brake Spring. P5 Spring Turn the T Brake Ass'y clockwise and bend the hook Cassette Opener section to remove it. P5-3 Arm Ass'y T Brake Ass'y Pinch Roller Block Pinch Roller Arm Spring Pinch Roller Lever Ass'y Hook section...
  • Page 13 DISASSEMBLY INSTRUCTIONS 2-16: CAPSTAN DD UNIT (Refer to Fig. 2-16) Remove the Capstan Belt. Remove the 3 screws 1. Remove the Capstan DD Unit. Spring Position Fig. 2-13-B Capstan Belt Capstan DD Unit 2-14: FE HEAD (RECORDER ONLY) (Refer to Fig. 2-14) Remove the screw 1.
  • Page 14 DISASSEMBLY INSTRUCTIONS 2-18: CLUTCH ASS'Y (Refer to Fig. 2-18) NOTES Remove the Capstan Brake Spring. 1. When you install the Loading Arm S Ass'y, Loading Arm Remove the Polyslider Washer 1. T Ass'y and Main Loading Gear, align each marker. Remove the Clutch Ass'y, Ring Spring and Coupling (Refer to Fig.

  • Page 15: Removal Of Anode Cap

    DISASSEMBLY INSTRUCTIONS 3. REMOVAL OF ANODE CAP 3. After one side is removed, pull in the opposite direction to remove the other. Read the following NOTED items before starting work. NOTE After turning the power off there might still be a potential Take care not to damage the Rubber Cap.

  • Page 16: Key To Abbreviations

    KEY TO ABBREVIATIONS Audio/Control H.SW Head Switch Automatic Color Control Hertz Audio Erase Integrated Circuit Automatic Frequency Control Intermediate Frequency Automatic Fine Tuning Indicator AFT DET Automatic Fine Tuning Detect Inverter Automatic Gain Control Killer Amplifier Left Antenna Light Emitting Diode A.PB Audio Playback LIMIT AMP...
  • Page 17 KEY TO ABBREVIATIONS SYNC Synchronization SYNC SEP Sync Separator, Separation Transistor TRAC Tracking TRICK PB Trick Playback Test Point UNREG Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse, Voltage Display V.PB Video Playback Variable Resistor V.REC Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source...

  • Page 18: Service Mode List

    SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter SERVICE MODE, unplug AC cord till lost actual clock time. Then press and hold Vol (-) button of main unit and remocon key simultaneously.

  • Page 19: Preventive Checks And Service Intervals

    PREVENTIVE CHECKS AND SERVICE INTERVALS The following standard table depends on environmental conditions and usage. Unless maintenance is properly carried out, the following service intervals may be quite shortened as harmful effects may be had on other parts. Also, long term storage or misuse may cause transformation and aging of rubber parts. Time 1,000 1,500...

  • Page 20: Audio Control Head

    PREVENTIVE CHECKS AND SERVICE INTERVALS CLEANING NOTE 2. TAPE RUNNING SYSTEM After cleaning the heads with isopropyl alcohol, do not When cleaning the tape transport system, use the run a tape until the heads dry completely. If the heads gauze moistened with isopropyl alcohol. are not completely dry and alcohol gets on the tape, 3.

  • Page 21: Note For The Replacing Of Memory Ic

    NOTE FOR THE REPLACING OF MEMORY IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1. NOTE: Initial Data setting will not be possible if clock has been set.

  • Page 22: Servicing Fixtures And Tools

    SERVICING FIXTURES AND TOOLS Alignment Tape Back tension cassette gauge Torque cassette gauge Taper nut driver (KT-300NR) ST-N5 ST-NF 70909103 70909199 70909228 VTR cleaning kit VTR lubrication kit Grease JG002B Adapter JG002E Dial Torque Gauge (10~90gf•cm) JG002F (60~600gf•cm) JG022 Master Plane JG024A Reel Disk Height JG153 X Value Adjustment JG154 Cable...

  • Page 23: Preparation For Servicing

    PREPARATION FOR SERVICING How to use the Servicing Fixture Unplug the connector CP4201 and CP4202, then remove the TV/VCR Block from the set. Unplug the connector CP810A, CP820A and CP805A, then remove the Main PCB from the VCR Block. Connect as shown in the below figure using the Service Fixture. •...

  • Page 24: Confirmation And Adjustment

    MECHANICAL ADJUSTMENTS 1. CONFIRMATION AND ADJUSTMENT 1-2: CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION Read the following NOTES before starting work. Set to the PLAY mode. • Place an object which weighs between 450g~500g on Adjust the Tension Adjust until the edge of the Tension the Cassette Tape to keep it steady when you want to Arm is positioning within 0.5mm range from the make the tape run without the Cassette Holder.

  • Page 25: Confirmation And Adjustment Of Tape Running Mechanism

    MECHANICAL ADJUSTMENTS 1-4: CONFIRMATION OF VSR TORQUE NOTE Install the Torque Gauge (JG002F) and Adapter (JG002B) If the torque is out of the range, replace the following on the S Reel. Set to the Picture Search (Rewind) mode. parts. (Refer to Fig.1-4) Check item Replacement Part Then, confirm that it indicates 120~180gf•cm.
  • Page 26 MECHANICAL ADJUSTMENTS 2-2: CONFIRMATION AND ADJUSTMENT OF AUDIO/ 2-3: TAPE RUNNING ADJUSTMENT CONTROL HEAD (X VALUE ADJUSTMENT) When the Tape Running Mechanism does not work well, Confirm and adjust the height of the Reel Disk. adjust the following items. (Refer to item 1-1) Confirm and adjust the position of the Tension Post.

  • Page 27: Mechanism Adjustment Parts Location Guide

    MECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 1. Tension Adjust X value adjustment driver hole 2. Tension Arm P4 Post 3. Guide Roller T Brake Spring 4. P1 Post T Reel 5. Audio/Control Head S Reel...

  • Page 28: Adjustment Procedure

    ELECTRICAL ADJUSTMENTS 1. ADJUSTMENT PROCEDURE 2. BASIC ADJUSTMENTS Read and perform these adjustments when repairing the (VCR SECTION) circuits or replacing electrical parts or PCB assemblies. 2-1: PG SHIFTER CAUTION Connect CH-1 on the oscilloscope to TP1002 and CH-2 • Use an isolation transformer when performing any to TP4201.
  • Page 29 ELECTRICAL ADJUSTMENTS 2-3: RF AGC 2-8: WHITE BALANCE NOTE: Adjust after performing CUT OFF adjustment. Receive the VHF HIGH (63dB). Connect the digital voltmeter between the pin 5 of Place the set with Aging Test for more than 15 minutes. CP602 and the pin 1 (GND) of CP602.
  • Page 30 ELECTRICAL ADJUSTMENTS 2-13: VERTICAL SHIFT NOTE: Adjust after performing adjustments in section 2-12. Receive the center cross signal 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 (07) on the remote control to select "V SHIFT".

  • Page 31: Electrical Adjustment Parts Location Guide

    ELECTRICAL ADJUSTMENTS 3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (VCR SECTION) TP4001 TP1002 TP1001 CP602 TU601 J4202 J4201 TP4201 SYSCON PCB...
  • Page 32 ELECTRICAL ADJUSTMENTS (TV SECTION) TP806 TP804 VR403 VR402 VR401 FB401 J801 T501 FOCUS VOLUME SCREEN VOLUME CRT PCB VR502 TP401 R449 MAIN PCB...

  • Page 33: Purity And Convergence Adjustments

    ELECTRICAL ADJUSTMENTS 4-3: STATIC CONVERGENCE 4. PURITY AND CONVERGENCE ADJUSTMENTS NOTE Adjust after performing adjustments in section 4-2. NOTE Receive the crosshatch pattern from the color bar Turn the unit on and let it warm up for at least 30 generator.

  • Page 34: Tv Block Diagram

    TV BLOCK DIAGRAM V. OUTPUT IC401 LA78040 MICON/ POWER/ THERMAL OPERATION/ Q610, Q611 PROTECTION DECK UNGER+8V AT+5V Q606 P.CON+8V AT+13V PUMP Q602, Q603 HIFI TU1_AUDIO_A P.CON+5V Y/C/AUDIO/ Q405 Q406 CHROMA CCD/ TU1_VIDEO IC601 M61206FP H-DRIVE H. OUTPUT HEAD AMP/ 33 39 46 63 48 IN/OUT DELAY ADJ...
  • Page 35 Y/C/AUDIO/CCD/HEAD AMP/IN/OUT BLOCK DIAGRAM L4004 X4001 3.579545MHz HIFI HF COM Y/C_AUDIO Q4012 Q4010 BUFFER Y/C/AUDIO/CCD/HEAD AMP IC BUFFER IC4001 REAR_VIDEO_IN LA71201M-MPB HIFI FRONT_VIDEO_IN NOMAL_A VX01 CP4001 9 HF1(R) HF COM HF2(L) 3.58M BPF2 SP-CH1 (R) 5 SP_COM SP-CH2 (L) CLAMP AUTO-BIAS Main CONV...
  • Page 36 MICON/POWER/OPERATION/DECK BLOCK DIAGRAM SW1001 TIMER SYSCON MICON IC V.REC_ST_H IC1001 OEC7059A SYSTEM RESET IC HIFI_ENV IC1003 RESET-L 3 OUT TAB SW R3111N311A/C VCR_A_MUTE HIFI HIFI_ENV AT+5.6V POWER_FAIL_L MSSEN-A P. CON+5V ST_SELECT X-OUT(12MHz) Q1023 MS_SEN A X1001 Q1009 12MHz X_RAY_SW X-IN(12MHz) XC-OUT(32KHz) MSSEN-B X1002...

  • Page 37: Hifi Block Diagram

    HIFI BLOCK DIAGRAM J701 HIFI AUDIO/H.AMP/DEM IC5501 AN3662FBP FRONT_VIDEO_IN J4201 Y/C/AUDIO/CCD/ H.AMP/IN/OUT INPUT SW REAR_VIDEO_IN Y/C/AUDIO/CCD/ OUTPUT HF_COM H.AMP/IN/OUT J4202 AUDIO_OUT_R AUDIO_OUT_L Y/C_AUDIO TU1_AUDIO_A NORMAL_A FM LIM VCO-FO LOGIC V. REC_ST_H BLOCK HIFI_ENV. P.CON+5V HIFI_H.SW MICON/POWER/ OPERATION/ VCR_A_MUTE P.CON+9V DECK LOGIC ST_SELECT...
  • Page 38 PRINTED CIRCUIT BOARDS SYSCON (INSERTED PARTS) SOLDER SIDE CC4202 CP4202 Q1013 W846 W227 W226 W225 W224 IC352 W221 W219 SW1001 HS352 W217 C5518 C5512 W903 C5510 W215 W104 L5501_1 L5503 W102 C5533 W251 IC301 R5507 W101 W100 W249 C5523 W320 W099 W244 W351...
  • Page 39 PRINTED CIRCUIT BOARDS SYSCON (CHIP MOUNTED PARTS) SOLDER SIDE R667 C682 Q4204 Q609 Q4206 R1048 R663 Q4205 R4047 R662 C1077 Q4201 R1075 C1002 Q1023 Q1002 Q4210 R1008 R4232 C4202 R658 R1066 C1064 Q4212 R634 R1003 R4231 C1006 R1083 Q4203 Q1004 W809 C4209 C1082...
  • Page 40 PRINTED CIRCUIT BOARDS MAIN/CRT SOLDER SIDE CP402 CP820A C405 R509 VR401 VR402 W016 Q803 C806 Q505 W011 Q512 W003 IC401 CP810A R518 D526 Q503 Q509 R815 R830 HS401 R413 Q812 C524 R508 TP805 R821 W049 Q801 L801 W025 R811 W024 R813 C814 R810...

  • Page 41: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE C352 C353 W806 W804 W015 SW751 SW797 C779 W813 R352 J351 OS753 W809 C781 R778 W009 R776 W018 W019 J701_1 R777 R775 C702 CD355 CD356 R793 CD757_2 R761 W011 W006 R754 R766 W013 W004 CD702 W805 DECK...

  • Page 42: Y/C/Audio/Ccd/Head Amp Schematic Diagram

    Y/C/AUDIO/CCD/HEAD AMP SCHEMATIC DIAGRAM (SYSCON PCB) R4041 BUFFER Q4012 1.8K 2SC2412K FROM/TO POWER S101X S101Y FROM/TO I/O P.CON+5V FRONT_VIDEO_IN REAR_VIDEO_IN C4058 W823_1 Y/C_VIDEO VIDEO_OUT 6.3V C4059 0.1 F R4038 C4061 FROM/TO HIFI 680K 0.01 B NORMAL_A FROM/TO MICON Y/C_AUDIO Y/C_CLK C4078 Y/C_DATA 0.1 B...

  • Page 43: Micon Schematic Diagram

    MICON SCHEMATIC DIAGRAM (SYSCON PCB) FROM/TO HIFI FROM/TO POWER V.REC_ST_H AT+5V[BACKUP] HIFI_ENV AT+5V[UCON] HIFI_H.SW P.CON+5V SERVICE R1032 C1056 TP1001 ST_SELECT W885 0.1 B AT+12V VCR_A_MUTE MOTOR_GND W927 C1044 C1034 CYL/LOADING MOTOR DRIVER 220P CH IC1004 LB11880 0.1 F C1045 C1035 C1078 R1029 220P CH...

  • Page 44: Power Schematic Diagram

    POWER SCHEMATIC DIAGRAM (SYSCON PCB) 12.4 P.CON+8V REG. Q606 2SC2120Y P.CON+5V[CHROMA] REG. Q603 2SC13840W P.CON+5V[TU1] REG. FROM/TO Y/C/A/H.AMP Q602 2SC13840W AT+5V[UCON] P.CON+5V REG. Q611 D610 2SD734 AT+5V[BACKUP] FROM/TO MICON SB10-03A3 REG. R644 9V REG 8.7VREF Q610 IC603 KIA7809API 2SD734 100 1/4W AT+5V[BACKUP] R662 AT+5V[UCON]...

  • Page 45: In/Out Schematic Diagram

    IN/OUT SCHEMATIC DIAGRAM (SYSCON PCB) LED SW Q4205 FROM/TO SOUND AMP DTC114EKA T-REC LED SW SOUND_L+ Q4206 DTC114EKA SOUND_R+ ON TIMER LED SW SP_OUT_R Q4201 SP_OUT_L DTC114EKA TV POWER LED SW SOUND_GND TO PLATE DECK SILDE Q4204 DTC114EKA FROM/TO CHASSIS CC4202 TP-1S-05 CD4206...

  • Page 46: Chroma/If Schematic Diagram

    CHROMA/IF SCHEMATIC DIAGRAM (SYSCON PCB) FROM/TO MICON C683 P.CON+5V 6.3V DEGAUSS_H POWER_FAIL[DC] OSD_R C663 OSD_G OSD_B 120P CH OSD_BLK L608 L618 C676 100uH 33uH 150P AFT_M FROM/TO HIFI VCR_POWER_H TU1_VIDEO TV_POWER_H L610 TU1_AUDIO X_RAY_TEST R620 100uH SPOT_H CF604 0607 IIC_OFF BUFFER EFCT4R5MW5 FROM/TO Y/C/A/H.AMP...

  • Page 47: Sound Amp Schematic Diagram

    SOUND AMP SCHEMATIC DIAGRAM (SYSCON PCB) SOUND_AMP IC352 AN7522 HS352 763WAA0027 FROM/TO I/O SOUND_L+ C350 SOUND_R+ W874 SP_OUT_R W873 SP_OUT_L FROM/TO CHROMA/IF SOUND_GND B301 SOUND+B W5RH3.5X5X1.0 SOUND_GND FROM/TO MICON R353 TV_POWER_H R359 TV_A_MUTE MUTE SW Q350 2SC2412K D301 C302 R306 0.033 B 1.8K FROM/TO HIFI...

  • Page 48: Hifi Schematic Diagram

    HIFI SCHEMATIC DIAGRAM (SYSCON PCB) C5521 R5518 0.22 B 3.3K C5514 0.1 F FROM/TO I/O AUDIO_OUT_L AUDIO_OUT_R FRONT_AUDIO_IN_L FRONT_AUDIO_IN_R REAR_AUDIO_IN_L C5561 REAR_AUDIO_IN_R 100P C5560 R5512 HIFI AUDIO/H.AMP/DEM 100P IC5501 2.7M AN3662FBP C5506 0.1 F C5540 0.015 B DEM_BLK ZZ-PROM PILOT LOGIC C5507 0.1 F...
  • Page 49 TV POWER SCHEMATIC DIAAGRAM (MAIN PCB) 6.3A 125V 2.5A 125V CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE 6.3A 125V(F501) AND 2.5A 125V(F502). FROM/TO DEFLECTION ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE N’UTILISER QUE DES FUSIBLE DE MEME TYPE 6.3A 125V(F501) ET 2.5A 125V(F502).

  • Page 50: Deflection Schematic Diagram

    DEFLECTION SCHEMATIC DIAGRAM (MAIN PCB) V.OUTPUT FROM POWER IC401 AN5522 CP402 (CD601) THERMAL PROTECTION 003P-2100 PUMP UP 25.5 12.9 24.8 FROM/TO CHROMA/IF CP820A (C8P20B) 52147-1310 SOUND+B TO DY SOUND GND CP401 H.OUT B05B-DVS V.FEEDBACK V.OUT L402 R413 R416 H.PULSE C409 39K +-1% 15K 1/4W TV POWER H...

  • Page 51: Crt Schematic Diagram

    CRT SCHEMATIC DIAGRAM (CRT PCB) TP804 W853 RED AMP Q810 2SC1740SP R828 2.7K 1/4W RED AMP Q801 148.3 2SC2621 R813 D801 220 1/4W 1SS133 R810 148.3 1.8K 1/4W 144.5 146.3 TP805 J801 FROM CHROMA/IF HPS3200-010501 C801 BLUE AMP W849 CP805 (CP805B) Q811 52147-0510...

  • Page 52: Operation Schematic Diagram

    OPERATION SCHEMATIC DIAGRAM (OPERATION PCB) W805 R754 1/4W FROM/TO I/O R778 R771 R772 R773 R774 CD757_2 (CP4201) 820 1/4W 1K 1/4W 1.5K 1/4W 2.7K 1/4W 5.6K 1/4W CU2A2501 REMOCON OUT AT+5V POWER ON L Vout KEY A T-REC LED OS753 REC LED PIC-28143TC5 R775...

  • Page 53: Deck Schematic Diagram

    DECK SCHEMATIC DIAGRAM (DECK PCB) LOADING MOTOR M101 S105 BOT SENSOR Q101 S106 RPT-38PB113 S101 S102 S103 S104 FROM/TO MICON (CP1006) CP101 52044-0445 LDM+ LDM- PCB550 VE8851 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE: THE DC VOLTAGE AT EACH PART WAS CAUTION: SINCE THESE PARTS MARKED BY ATTENTION:...

  • Page 54: Interconnection Diagram

    INTERCONNECTION DIAGRAM HALL MAIN ROTOR REMOCON SENSOR SENSOR COIL MAGNET OS753 TM101 FG SENSOR J701 CD757 CP4201 REMOCON OUT Vout AT+5V POWER ON L HALL HALL J351 SWITCH KEY A LOGIC CP1004 T-REC LED REC LED MOTOR GND KEY B I LIMIT ON TIMER LED OPERATION PCB...
  • Page 55 WAVEFORMS Y/C/AUDIO/CCD/ TV POWER HEAD AMP 5V 0.1ms/div 20.0V 20µs/div 100mV 5ms/div DEFLECTION 20.0V 20µs/div 5V 20µs/div REC/PB 100mV 0.5µs/div DEFLECTION 0.5V 5ms/div 1V 10ms/div 20V 10µs/div TV POWER 0.5V 20µs/div REC/PB 20V 1ms/div 0.5V 20µs/div MICON 20.0V 20µs/div 0.5V 5µs/div REC/PB 2V 20µs/div NOTE:...
  • Page 56 WAVEFORMS REC/PB 200mV 20µs/div REC/PB 1V 5ms/div 1V 0.5ms/div REC/PB 15 200mV 20µs/div 1V 2ms/div 1V 50ns/div IN/OUT REC/PB 200mV 20ms/div REC/PB 1V 10ms/div 200mV 20ns/div HIFI REC/PB REC/PB 23 200mV 2ms/div 0.5V 20µs/div 1V 10ms/div CHROMA/IF REC/PB 22 200mV 2ms/div 200mV 20µs/div 1V 10ms/div NOTE:...

  • Page 57: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW J801 PCB110 (CRT PCB) L503 PCB070 V801 (MAIN PCB) SP352 PCB030 (OPERATION PCB) SP351...
  • Page 58 MECHANICAL EXPLODED VIEW TU601 PCB010 (SYSCON PCB)

  • Page 59: Chassis Exploded View (Top View)

    CHASSIS EXPLODED VIEW (TOP VIEW) M2003 UN4001 H5001 H5002 M101 PCB550 (DECK PCB ASS'Y) NOTE: Applying positions AA and BA for the grease or CLASS MARK oil are displayed for this section. GREASE Check if the correct grease or oil is applied for each position.

  • Page 60: Chassis Exploded View (Bottom View)

    CHASSIS EXPLODED VIEW (BOTTOM VIEW) M2001 NOTE: Applying positions AA and BA for the grease or CLASS MARK oil are displayed for this section. GREASE Check if the correct grease or oil is applied for each position.

  • Page 61: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ610166 A58801I720 CABINET,FRONT ASSY BZ710248 752WSAA028 SHIELD,BOTTOM BZ710328 752WSA0209 SHIELD,CASE HEAD AMP BZ710249 761WPA0198 HOLDER,DECK BZ710250 771WPA0256 PLATE,JACK BZ710252 800WFA0038 CUSHION 10x10xT=2 BZ710178 85OP700036 HOLDER,EOT SENSOR BZ710293 761WPA0208 HOLDER,FBT BZ710377 701WPJ1016 CABINET,FRONT...

  • Page 62: Chassis Replacement Parts List

    CHASSIS REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ610200 A58801I420K DECK ASSY A58801I420K BZ710073 85OA500022 AHC ASS'Y BZ710193 85OP200290 BELT,CAPSTAN (S) BZ710132 85OP900710 LEVER,REC BZ710094 85OP500083 BASE,AC HEAD BZ710112 85OP800324 SPRING,AC HEAD BZ710354 85OA000449 MAIN CHASSIS ASS'Y (3V) BZ710195 85OA200082 CLUTCH ASS'Y(S2)
  • Page 63 CHASSIS REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ710048 8107126A04 SCREW,TAP TITE(S) PAN 2.6x10 BZ710049 8107226804 SCREW,TAP TITE(S) BIND 2.6x8 BZ710017 8107226604 SCREW,TAP TITE(S) BIND 2.6x6 BZ710050 8109126604 SCREW,TAP TITE(B) PAN 2.6x6 BZ710058 83ETW30000 E-RING BZ710371 8107226404 SCREW,TAP TITE(S) BIND 2.6x4 BZ710046...

  • Page 64: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R402 BZ210149 R3X18AR68J R,METAL OXIDE 0.68 OHM 2W ! R418 BZ210150 R002T2010J OHM 1/2W ! R436 BZ210054 R65582120J R,FUSE OHM 1/2W ! R437 BZ210039 R3X181010J R,METAL OXIDE OHM 1W ! R439 BZ210151...
  • Page 65 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES ! D505 BZ410052 D28F21DQN9 DIODE SCHOTTKY 21DQ09N-FC4 D506 BZ410014 D2LTPG06J0 DIODE,SILICON RMPG06J-G3 D507 BZ410077 D2WXSB1400 DIODE SCHOTTKY SB140-EIC ! D508 BZ410010 D28T21DQN9 DIODE SCHOTTKY 21DQ09N-TA2B1 ! D509 BZ410052 D28F21DQN9 DIODE SCHOTTKY 21DQ09N-FC4...
  • Page 66 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS Q505 BZ510011 TC3T029090 TRANSISTOR,SILICON 2SC2909(S,T)-AA Q507 BZ510069 TCATC31980 TRANSISTOR,SILICON KTC3198-AT(Y,GR) ! Q508 BZ510057 TAAT01281Y TRANSISTOR,SILICON KTA1281_Y Q509 BZ510024 TNYTJ03001 COMPOUND TRANSISTOR DTC114TSTP Q512 BZ510011 TC3T029090 TRANSISTOR,SILICON 2SC2909(S,T)-AA Q601 BZ510001 T6YJ1037K0 TRANSISTOR,SILICON...
  • Page 67 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS L5504 BZ310039 02167F220J COIL L5505 BZ310039 02167F220J COIL L5506 BZ310041 02167F101J COIL 100 UH T401 BZ310072 045013001J TRANS,HORIZONTAL DRIVE 5013001 ! T501 BZ310120 0481350704 TRANSFORMER,SWITCHING 81350704 T4001 BZ310114 031626009R COIL,BIAS OSC...
  • Page 68 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS CP810A BZ614216 069R290589 CONNECTOR PCB SIDE 52147-0910 CP810B BZ614217 067R009019 WIRE HOLDER 51048-0910 CP820A BZ614218 069R2D0589 CONNECTOR PCB SIDE 52147-1310 CP820B BZ614219 067R013019 WIRE HOLDER 51048-1310 CUS011 BZ710279 800WFAA006 CUSHION A CUS012...
  • Page 69 TOSHIBA VIDEO PRODUCTS PTE. LTD. 438B ALEXANDRA ROAD, BLOCK B #06-01 ALEXANDRA TECHNOPARK SINGAPORE 119968...

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