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Toshiba MV13M2WC Service Manual
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Toshiba MV13M2WC Service Manual

Toshiba MV13M2WC Service Manual

Color television/video cassette recorder
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FILE NO. 140-200206
SERVICE MANUAL
COLOR TELEVISION/
VIDEO CASSETTE RECORDER
MV13M2WC

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Summary of Contents for Toshiba MV13M2WC

  • Page 1 FILE NO. 140-200206 SERVICE MANUAL COLOR TELEVISION/ VIDEO CASSETTE RECORDER MV13M2WC...

  • 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: Tape Removal Method At No Power Supply

    TAPE REMOVAL METHOD AT NO POWER SUPPLY Remove the VCR block from the main unit. (Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) Remove the screw 1 of the Deck Chassis and remove the Loading Motor. Rotate the Pinch Roller Cam in the 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.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 TAPE REMOVAL METHOD AT NO POWER SUPPLY ............A1-2 TABLE OF CONTENTS ......................A2-1 GENERAL SPECIFICATIONS ....................A3-1~A3-5 DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS AND P. C. BOARDS ..........B1-1 2.

  • Page 5: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 13 inch / 335.4mmV System CRT Type Normal Deflection degree Magnetic Field BV/BH +0.45G / 0.18G Color System NTSC Speaker 1Speaker Position Front Size x 2.5 Inch Impedance Sound Output 10%(Typical) System VHS Player / Recorder System Video System NTSC...
  • Page 6 GENERAL SPECIFICATIONS 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 System Setup Clock Set Language Auto Clock On/Off Standard Time...
  • Page 7 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...
  • Page 8 GENERAL SPECIFICATIONS G-14 Accessories Owner's Manual Language English/French w/Guarantee Card Remote Control Unit Battery UM size x pcs UM-4 x 2 pcs OEM 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...
  • Page 9 GENERAL SPECIFICATIONS G-18 Carton Master Carton Content Material Dimensions W x D x H(mm) Description of Origin Gift Box Material Double/White Dimensions W x D x H(mm) 423 x 447 x 443 Design As per Buyer's Description of Origin Drop Test Natural Dropping At 1 Corner / 3 Edges / 6 Surfaces Height (cm)

  • Page 10: Disassembly Instructions

    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) (CP352, CP401 and CP502). Remove the 5 screws 1. Unlock the support 2.

  • Page 11: Removal Of Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF DECK PARTS NOTE In case of the Locker R installation, check if the two 2-1: TOP BRACKET (Refer to Fig. 2-1) positions of Fig.2-3-B are correctly locked. Extend the 2 supports 1. When you install the Cassette Side R, be sure to move Slide the 2 supports 2 and remove the Top Bracket.
  • Page 12 DISASSEMBLY INSTRUCTIONS 2-6: LOADING MOTOR/WORM (Refer to Fig. 2-6-A) Tension Arm Ass'y Remove the screw 1. Remove the Loading Motor. Remove the Worm. Fig. 2-7-A Loading Motor Worm Tension Connect Tension Band Main Chassis Tension Spring Tension Arm Ass'y Tension Holder •...
  • Page 13 DISASSEMBLY INSTRUCTIONS 2-8: T BRAKE ARM/T BRAKE BAND (Refer to Fig. 2-8-A) Remove the T Brake Spring. Idler Gear Turn the T Brake Arm clockwise and bend the hook Idler Arm Ass'y section to remove it. Unlock the 2 supports 1 and remove the T Brake S Reel Band.
  • Page 14 DISASSEMBLY INSTRUCTIONS 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. Cassette Opener Spring Position Fig. 2-11-B 2-12: FE HEAD (RECORDER ONLY) (Refer to Fig. 2-12) Pinch Roller Block Remove the screw 1.
  • Page 15 DISASSEMBLY INSTRUCTIONS 2-14: CAPSTAN DD UNIT (Refer to Fig. 2-14-A) 2-15: MAIN CAM/PINCH ROLLER CAM/JOINT GEAR (Refer to Fig. 2-15-A) Remove the Capstan Belt. Remove the 3 screws 1. Remove the E-Ring 1, then remove the Main Cam. Remove the E-Ring 2, then remove the Pinch Roller Remove the Capstan DD Unit.
  • Page 16 DISASSEMBLY INSTRUCTIONS NOTE 2-18: CASSETTE GUIDE POST/INCLINED BASE S/T UNIT/P4 CAP (Refer to Fig. 2-18-A) 1. When you install the Loading Arm S Unit, Loading Arm T Unit and Main Loading Gear, align each marker. Remove the P4 Cap. Unlock the support 1 and remove the Cassette Guide (Refer to Fig.

  • Page 17: Removal Of Anode Cap

    DISASSEMBLY INSTRUCTIONS 3. After one side is removed, pull in the opposite direction 3. REMOVAL OF ANODE CAP 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 18: Removal And Installation Of Flat Package Ic

    DISASSEMBLY INSTRUCTIONS REMOVAL AND INSTALLATION OF When IC starts moving back and forth easily after desoldering completely, pickup the corner of the IC using FLAT PACKAGE IC a tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 4-3.) REMOVAL NOTE Put the Masking Tape (cotton tape) around the Flat...
  • Page 19 DISASSEMBLY INSTRUCTIONS INSTALLATION When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- Take care of the polarity of new IC and then install the tip Soldering Iron. (Refer to Fig. 4-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.

  • Page 20: 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 21 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 22: 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 23: Preventive Checks And Service Intervals

    PREVENTIVE CHECKS AND SERVICE INTERVALS The following standard table depends on environmental conditions and usage. Parts replacing time does not mean the life span for individual parts. Also, long term storage or misuse may cause transformation and aging of rubber parts. The following list means standard hours, so the checking hours depends on the conditions.
  • Page 24 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 25: When Replacing Eeprom (Memory) Ic

    WHEN REPLACING EEPROM (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. To reset clock, either unplug AC cord and allow at least 5 seconds before Power On.

  • Page 26: 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 27: Mechanical Adjustments

    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 adjusting section for the Tension Arm the Cassette Tape to keep it steady when you want to position so that the Tension Arm top is within the make the tape run without the Cassette Holder.
  • Page 28 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-B) Check item Replacement Part Then, confirm that it indicates 120~180gf•cm.
  • Page 29 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 30 MECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 1. Tension Connect P4 Post 2. Tension Arm T Brake Spring 3. Guide Roller T Reel 4. Audio/Control Head S Reel 5. X value adjustment driver hole Adjusting section for the Tension Arm position D2-4...

  • Page 31: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS BEFORE MAKING ELECTRICAL 2. BASIC ADJUSTMENTS ADJUSTMENTS (VCR SECTION) Read and perform these adjustments when repairing the 2-1: PG SHIFTER circuits or replacing electrical parts or PCB assemblies. Connect CH-1 on the oscilloscope to TP1002 and CH-2 CAUTION to pin 4 of CP1003.
  • Page 32 ELECTRICAL ADJUSTMENTS 2-3: RF AGC 2-8: HORIZONTAL PHASE Receive the VHF HIGH (63dB). Receive the monoscope pattern. Connect the digital voltmeter between the pin 5 of Using the remote control, set the brightness and CP351 and the pin 1 (GND) of CP351. contrast to normal position.
  • Page 33 ELECTRICAL ADJUSTMENTS 2-13: SUB TINT 2-15: OSD HORIZONTAL Receive the color bar pattern. (RF Input) Activate the adjustment mode display of Fig. 1-1. Connect the oscilloscope to TP801. Press the VOL. UP/DOWN button on the remote Using the remote control, set the brightness, contrast, control until the difference of A and B becomes color and tint to normal position.
  • Page 34 ELECTRICAL ADJUSTMENTS 3. PURITY AND CONVERGENCE 3-3: STATIC CONVERGENCE ADJUSTMENTS NOTE Adjust after performing adjustments in section 3-2. NOTE Receive the crosshatch pattern from the color bar Turn the unit on and let it warm up for at least 30 generator.

  • Page 35: Y/C/Audio/Ccd/Head Amp

    WAVEFORMS Y/C/AUDIO/CCD/HEAD AMP MICON POWER ON 11 PB 1.0V 20µs/div 0.5V 20µs/div 0.5V 0.5ms/div POWER ON POWER ON 13 PB 100mV 0.1µs/div 0.5V 10ms/div 1.0V 5ms/div SOUND AMP POWER ON 14 1V 1ms/div 1.0V 10µs/div 10mV 20us/div DEFLECTION 17 0.5V 5ms/div 0.5V 1ms/div 1.0V 10ms/div 10.0V 5ms/div...
  • Page 36 WAVEFORMS 19 2.0V 20µs/div 20 200mV 20µs/div 21 50.0V 20µs/div 22 50.0V 20µs/div 50.0V 20µs/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H - 2...

  • Page 37: Mechanical Exploded Views

    MECHANICAL EXPLODED VIEW J801 PCB110 (CRT PCB) L503 V801 SP351 I1-1...
  • Page 38 MECHANICAL EXPLODED VIEW FB401 PCB010 (SYSCON PCB) I1-2...

  • Page 39: Chassis Exploded Views

    CHASSIS EXPLODED VIEW (TOP VIEW) M2003 UN4001 H5002 H5001 M101 NOTE: Applying positions AA for the grease are CLASS MARK displayed for this section. GREASE Check if the correct grease is applied for each position. I2-1...
  • Page 40 CHASSIS EXPLODED VIEW (BOTTOM VIEW) CD1501 M2001 CD1502 NOTE: Applying positions AA for the grease are CLASS MARK displayed for this section. GREASE Check if the correct grease is applied for each position. I2-2...

  • Page 41: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ610330 A5A313I720 CABINET,FRONT ASSY BZ710497 85OP700037 HOLDER,LED BZ710466 752WSA0230 SHIELD,CASE HEAD AMP BZ710260 899HV3T000 HOLDER,ANODE WIRE BZ710590 702WPBA069 CABINET,BACK BZ710557 761WPA0225 HOLDER,DECK BZ710331 753WUAA006 SPRING,EARTH HEAD AMP BZ710591 735WPBA362 BUTTON,FRAME BZ710009 741WUA0019...

  • Page 42: Chassis Replacement Parts List

    CHASSIS REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ610289 A5A310I420K DECK ASSY A5A310I420K BZ710564 85OA400234 PINCH ROLLER BLOCK BZ710514 85OP900746 BRACKET,TOP 3V BZ710193 85OP200290 BELT,CAPSTAN (S) BZ710515 85OP600581 WORM BZ710094 85OP500083 BASE,AC HEAD BZ710112 85OP800324 SPRING,AC HEAD BZ710516 85OA000459 MAIN CHASSIS ASS'Y...

  • Page 43: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R415 BZ210053 R002T22R2J 2.2 OHM 1/2W ! R420 BZ210070 R801R7822F 8.2K OHM 1/10W ! R439 BZ210072 R801R7223F 22K OHM 1/10W ! R442 BZ210075 R801R7153F 15K OHM 1/10W ! R444 BZ210072 R801R7223F...
  • Page 44 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D610 BZ410022 D97U06R81B DIODE,ZENER MTZJ6.8B T-77 D611 BZ410022 D97U06R81B DIODE,ZENER MTZJ6.8B T-77 D612 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D613 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D614 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D615 BZ410022 D97U06R81B DIODE,ZENER...
  • Page 45 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS L601 BZ310152 0331920018 COIL 3192001 L603 BZ310040 02167F470J COIL L607 BZ310058 021LA6220K COIL L612 BZ310068 021LA66R8K COIL 6.8 UH L801 BZ310113 021673221K COIL 220 UH L1001 BZ310009 021LA62R2K COIL 2.2 UH...
  • Page 46 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS FH501 BZ614005 06710T0006 HOLDER,FUSE EYF-52BC FH502 BZ614005 06710T0006 HOLDER,FUSE EYF-52BC OS2201 BZ614199 077Q004017 REMOTE RECEIVER PIC-37243SR ! SP351 BZ614200 070C533019 SPEAKER SG04D11BNA BZ614220 070W535002 SPEAKER NF-16D27W ! TH501 BZ410079 DF5EL3R0A0 DEGAUSS ELEMENT...
  • Page 47 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CP351 FB401 CP502 T501 TU601 VR401 VR502 AC IN CP401 TP601 SPEAKER CP352 TP1002 TP4001 A/C HEAD TP801 TP1001 TP803 J801_1 CP1003 CRT PCB SYSCON PCB D3-5...
  • Page 48 TV BLOCK DIAGRAM V. OUTPUT IC IC401 AN5522 MICON/AV THERMAL /IN/OUT PROTECTION Q602, Q603 Q606 AT+12V AT+5V_BACK UP REG. REG. AT+12V Q407 PUMP Q601 Q604, Q605 H-CONTROL MICON/AV H_CTL TU_AUDIO Y/C/AUDIO/ /IN/OUT AT+5V REG. TU_VIDEO BUFFER CCD/ Y/C_AUDIO HEAD AMP Q406 Q405 CHROMA IC...
  • Page 49 Y/C/AUDIO/CCD/HEAD AMP BLOCK DIAGRAM X4001 3.579545MHz Q4010 Q4012 BUFFER BUFFER Y/C/AUDIO/CCD/HEAD AMP IC IC4001 LA71201M-N-MPB 4FSC VX01 3.58M BPF2 CP4001 CLAMP AUTO-BIAS Main CONV Y/C_CLK SP-CH2 (L) MICON/AV SERAIL Y/C_DATA /IN/OUT DECODER SP_COM Y/C_CS B-UP SP-CH1 (R) C-LPF 3.58M BPF1 SYNC VIDEO C-ROT...
  • Page 50 MICON/AV/IN/OUT BLOCK DIAGRAM TIMER SYSCON MICON IC SW1001 IC1001 OEC7071A SYSTEM RESET IC RESET-L 1 OUT IC1003 TAB SW R3111N311A/C-TR POWER FAIL2 AT+5.6V POWER_FAIL_L MSSEN-A P. CON+5V X-OUT(12MHz) Q1023 MS_SEN A X1001 Q1009 12MHz J4202 X_RAY_SW X-IN(12MHz) FRONT_AUDIO XC-OUT(32KHz) MSSEN-B X1002 MS_SEN B 32.768KHz...
  • Page 51 PRINTED CIRCUIT BOARDS SYSCON/CRT (INSERTED PARTS) SOLDER SIDE CD852 Q804_1 R802 R450 R807 TP801 W847 R808 TP802 W813 D412 Q805_1 R820 D413 R805 TP803 D409 J801_1 C801_2 W123 J351 R440 S801 R655_1 R456 R381 Q806_1 W836 R672 R380 C438 W895 W845 L801 Q405...
  • Page 52 PRINTED CIRCUIT BOARDS SYSCON/CRT (CHIP MOUNTED PARTS) SOLDER SIDE R352 C301 R353 R4201 R359 Q1007 Q4202 R4043 R1070 R4054 R4041 Q4012 C4041 R4026 R1018 C1060 R4042 C4043 W818 R1035 R1033 Q4010 C1061 R1078 R1034 R1021 Q1024 C4069 C1062 Q4009 C1034 C1043 IC4001 R1042...
  • Page 53 Y/C/AUDIO/CCD/HEAD AMP SCHEMATIC DIAGRAM (SYSCON PCB) BUFFER Q4012 2SC2412K R4041 1.8K FROM POWER P.CON+5V W858 C4058 FROM/TO IN/OUT 6.3V FRONT_AUDIO C4059 FRONT_VIDEO 0.1 F Y/C_AUDIO R4038 C4061 Y/C_VIDEO 680K 0.01 FROM/TO MICON Y/C_CLK Y/C_DATA Y/C_CS V.REC_ST_H C4016 COMP OUT ALWAYS 4Fsc CLOCK AUDIO...
  • Page 54 MICON SCHEMATIC DIAGRAM (SYSCON PCB) SERVICE R1032 TP1001 C1056 FROM POWER POWER_FAIL2 P.CON+5V C1034 0.1 F MOTOR+12V R1029 ( GND MOTOR ) 4.7K FROM/TO Y/C/AUDIO/CCD/HEAD AMP C1035 Y/C_CLK 220P CH Y/C_DATA C1031 R1044 Y/C_CS 0.001 B H.SW R1033 C1062 5.6K C1001 SD_VIDEO X_RAY...
  • Page 55 IN/OUT SCHEMATIC DIAGRAM (SYSCON PCB) R1056 100 1/4W FROM/TO SOUND AMP SOUND_GND SOUND+ SP_OUT FROM CHROMA/IF AT+5V INT-MONI B.OUT FROM/TO MICON T-REC/ PLAY LED SW FROM/TO AV Q4202 W879 KRC102SRTK IIC_OFF SOUND_GND_OPE W869 SOUND+_OPE W881 SP_OUT_OPE W882 FRONT_VIDEO_OPE T-REC_LED W883 FRONT_AUDIO_OPE REC_LED KEY_B...
  • Page 56 AV SCHEMATIC DIAGRAM (SYSCON PCB) TO MICON W835 KEY_A_1 KEY_A W855 REMOCON_IN_1 REMOCON_IN FROM/TO IN/OUT FRONT AUDIO(L) J4202 AV1-09D-4 W841 KEY_B_1 KEY_B_OPE W842 FRONT_VIDEO_1 FRONT_VIDEO_OPE W844 FRONT_AUDIO_1 FRONT VIDEO FRONT_AUDIO_OPE J4201 W845 SOUND+_1 AV1-09D-3 SOUND+_OPE W849 SP_OUT_1 SP_OUT_OPE W851 SOUND_GND_1 SOUND_GND_OPE W860 REMO_+B_1...
  • Page 57 CHROMA/IF SCHEMATIC DIAGRAM (SYSCON PCB) W915 FROM/TO MICON 11.0 REG. Q606 PROTECT AT+5V REG. KTC3203_Y-AT Q603 AT+5V D608 KTC3203_Y-AT AT+5V_BACKUP REG. SB140-EIC REG. REG. Q605 Q604 OSD_R Q602 KTD863_Y-AT KTD863_Y-AT KTC3203_Y-AT OSD_G W895 W801 OSD_B OSD_BLK TU_VIDEO B604 FROM/TO Y/C/AUDIO/CCD/HEAD AMP CF604 R620 AFT_M...
  • Page 58 SOUND AMP SCHEMATIC DIAGRAM (SYSCON PCB) FROM/TO IN/OUT CD353 CP352 SPEAKER CH12444A B2B-EH-A SP351 SP_OUT SP_OUT SG04D11BNA SOUND_GND SOUND+ 8 OHM SOUND_GND FROM MICON R359 TV_A_MUTE R353 TV_POWER_H FROM POWER SOUND+B C357 0.001 CH SOUND_GND FROM CHROMA/IF C355 R357 AUDIO_OUT 5.6K AUDIO SIGNAL(REC) NOTE:...
  • Page 59 POWER SCHEMATIC DIAGRAM (SYSCON PCB) CP503 CD503 JM-2BK-61 RE-H022TD-1130 +B(A) +B(B) TO SOUND AMP C516 SOUND+B 500V 470P 135.0 EMEGENCY PROTECT DRIVE S802X SOUND_GND Q503 135.0 D505 2SA1624 SB290S R521_1 5.6K R519_1 DEGAUSS COIL D521 R520 L503 8R140031 RM11C-EIC R528 D518 CP502 0.22 1W...
  • Page 60 DEFLECTION SCHEMATIC DIAGRAM (SYSCON PCB) V.OUTPUT IC IC401 AN5522 THERMAL PROTECTION PUMP UP 25.9 12.5 26.3 D402 1N4937 TO DY CP401 A1561WV2-A5P W840 R401 W857 R413 R416 1.8K FROM MICON H_CTL FROM/TO CHROMA/IF HS401 V_OUT 763WSAA013 V_FEEDBACK V801 W807 A34JXV70X53N45 L401 H.PLUSE HEATER...
  • Page 61 CRT SCHEMATIC DIAGRAM (CRT PCB) 126.5 J801_1 HPS3200-010501 104.1 127.5 127.5 TP801 R802 BLUE AMP Q804_1 12K 1W 2SC4217 132.5 R807 2.7K 1/4W R808 2.7K 1/4W R811 FROM CHROMA/IF TP802 CP851B (CP851A) C809 B2013H02-10P R805 GREEN AMP 560P B Q805_1 CUT_OFF CUT_OFF 2SC4217...
  • Page 62 INTERCONNECTION DIAGRAM HEADPHONE JACK J351 HALL MAIN ROTOR SENSOR COIL MAGNET FG SENSOR FRONT AUDIO(L) FRONT VIDEO J4202 J4201 COMMAND TRANSMITTER TM101 REMOCON SENSOR FORM OS2201 TM101 TO OS2201 LOADING MOTOR HALL HALL M101 SWITCH LOGIC V.OUT CP1001 CAP_FG CAP_VCO CAP/M/F/R I_LIMIT MOTOR_GND...
  • Page 63 TOSHIBA VIDEO PRODUCTS PTE. LTD. 438B ALEXANDRA ROAD, BLOCK B #06-01 ALEXANDRA TECHNOPARK SINGAPORE 119968...

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