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Toshiba VTW2186 Service Manual

Color television / video cassette recorder / dvd video player
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SERVICE MANUAL
COLOR TELEVISION/
VIDEO CASSETTE RECORDER/
DVD VIDEO PLAYER
VTW2186

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Summary of Contents for Toshiba VTW2186

  • Page 1 SERVICE MANUAL COLOR TELEVISION/ VIDEO CASSETTE RECORDER/ DVD VIDEO PLAYER VTW2186...

  • 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: When Replacing Dvd Deck

    WHEN REPLACING DVD DECK [ When the removal of the DVD Deck ] Before removing Pick Up PCB and DVD PCB connector, make the short circuit on the position as shown Fig. 1 using a soldering. If you remove the DVD Deck with no soldering, the Laser may be damaged.

  • Page 4: Tape Removal Method At No Power Supply

    TAPE REMOVAL METHOD AT NO POWER SUPPLY Remove the TV/DVD/VCR block from the main unit and the Fig. 1 below can be seen. (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.

  • Page 5: Parental Control - Rating Level

    PARENTAL CONTROL - RATING LEVEL 4 DIGIT PASSWORD CANCELLATION If the stored 4 digit password in the Rating Level menu needs to be cancelled, please follow the steps below. Turn Unit ON. Press and hold the '7' key on the remote control unit. Simultaneously press and hold the 'STOP' key on the front panel.

  • Page 6: Table Of Contents

    CONTENTS SERVICING NOTICES ON CHECKING ..............A1-1 HOW TO ORDER PARTS ................... A1-1 WHEN REPLACING DVD DECK ................A1-2 TAPE REMOVAL METHOD AT NO POWER SUPPLY ..........A1-3 DISC REMOVAL METHOD AT NO POWER SUPPLY ..........A1-3 PARENTAL CONTROL - RATING LEVEL ..............A1-4 TRAY LOCK ........................

  • Page 7: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 21 inch / 508.0mmV System CRT Type Flat Deflection degree Magnetic Field BV/BH +0.45G / +0.18G Color System Speaker 2 Speaker Position Front Size 1.8 x 3.9 Inch Impedance Sound Output 1.5W + 1.5W 10%(Typical) 1.5W + 1.5W System...
  • Page 8 GENERAL SPECIFICATIONS Signal Video Signal Input Level 1 V p-p/75 ohm Output Level 1 V p-p/75 ohm 65dB S/N Ratio (Weighted) at DVD Mode 53dB S/N Ratio (Weighted) at VCR Mode 400 Lines Horizontal Resolution at DVD Mode 240 Lines Horizontal Resolution at VCR(SP)Mode RGB Signal Output Level...
  • Page 9 GENERAL SPECIFICATIONS G-10 On Screen Menu Display Menu Type Character (TV/VCR) Timer Rec Set Channel Setup Auto Tuning Ch Mapping Ch Tuning Ch Allocation Guide Ch Set TV Setup On/Off Timer Set Picture Audio NICAM Auto On/Off VCR Setup Auto Repeat On/Off System Select Scene Repeat System Setup...
  • Page 10 GENERAL SPECIFICATIONS G-11 On Screen Menu (DVD) Display Menu Type Character Language Menu Subtitle Audio Picture TV Screen Size(4:3, 16:9) OSD Display On/Off JPEG Interval Select Files Sound DRC (Dynamic Range Control) dts Decode Output(5.1ch/ 2ch) Surround On/Off Center On/Off Sub Woofer On/Off Parental Password Lock/ Un Lock...
  • Page 11 GENERAL SPECIFICATIONS G-14 Remote Unit(for TOSHIBA) RC-GN Control Glow in Dark Remocon Unit Format Custom Code 71-8E Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys TV/VCR Power 0/AV CH / Page Up CH / Page Down...
  • Page 12 GENERAL SPECIFICATIONS G-15 Features Auto Head Cleaning Auto Tracking HQ (VHS Standard High Quality) Auto Power On, Auto Play, Auto Rewind, Auto Eject VIDEO PLUS+(SHOWVIEW,G-CODE) CH Auto Setup/Auto Clock Forward / Reverse Picture Search TV Auto Shut off Function Index Search SQPB CM Skip(30sec x 6 Times) VM Circuit...
  • Page 13 GENERAL SPECIFICATIONS G-17 Interface Switch Front Standby Channel Up Channel Down Volume Up Volume Down Play (VCR) Stop / Eject (VCR) F.FWD/Cue (VCR) Rew/Rev (VCR) REC/OTR (VCR) Play (DVD) Stop (DVD) Skip+/Search+ (DVD) Skip-/Search- (DVD) Open/Close (DVD) Input Select Main Power SW Indicator Standby Yes(Red)

  • Page 14: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS 1-3: POWER SW PCB (Refer to Fig. 1-3) Remove the 2 screws 1. AND P.C. BOARDS Disconnect the following connector: (CP1704). 1-1: BACK CABINET (Refer to Fig. 1-1) Remove the Power SW PCB in the direction of arrow. Remove the 6 screws 1.
  • Page 15 DISASSEMBLY INSTRUCTIONS 1-5: FILTER PCB (Refer to Fig. 1-5) 1-7: TOP SHIELD (Refer to Fig. 1-7) Remove the screw 1. Remove the 11 screws 1. Disconnect the following connector: (CP504). Remove the Top Shield in the direction of arrow. Remove the Filter PCB in the direction of arrow. Top Shield Filter PCB TV/DVD/VCR Block...
  • Page 16 DISASSEMBLY INSTRUCTIONS 1-9: OPERATION PCB/DVD PCB/DVD DECK 1-10: VCR DECK (Refer to Fig. 1-10) (Refer to Fig. 1-9) NOTE Make the short circuit on the position as shown Fig. 1-9 Do not remove the cable at the FE Head section. The FE using a soldering.

  • Page 17: Removal Of Vcr Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF VCR DECK PARTS NOTE In case of the Locker R installation, check if the one 2-1: TOP BRACKET (Refer to Fig. 2-1) position 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 18 DISASSEMBLY INSTRUCTIONS 2-6: LOADING MOTOR/WORM (Refer to Fig. 2-6-A) 2-7: TENSION ASS'Y (Refer to Fig. 2-7-B) Remove the screw 1. Turn the Pinch Roller Cam clockwise so that the Remove the Loading Motor. Tension Holder hook is set to the position of Fig. 2-7-A Remove the Worm.
  • Page 19 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 20 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 21 DISASSEMBLY INSTRUCTIONS 2-14: CAPSTAN DD UNIT (Refer to Fig. 2-14) NOTE Remove the Capstan Belt. In case of the Pinch Roller Cam and Main Cam Remove the screw 1. installation, install them as the circled section of Fig. 2- Remove the Capstan Holder. 15-B so that the each markers are met.
  • Page 22 DISASSEMBLY INSTRUCTIONS 2-17: CLUTCH ASS'Y/RING SPRING/CLUTCH LEVER/ Cassette Guide Post CLUTCH GEAR (Refer to Fig. 2-17-A) Remove the Polyslider Washer 1. Remove the Clutch Ass'y and Ring Spring. Inclined Base S Inclined Base T Unit Remove the Clutch Lever. Unit Remove the Coupling Gear, Coupling Spring and Clutch Gear.

  • Page 23: Removal Of Dvd Deck Parts

    DISASSEMBLY INSTRUCTIONS 3. REMOVAL OF DVD DECK PARTS NOTE In case of the Main Chassis Ass'y, install it from (1) to NOTE (4) in order. (Refer to Fig. 3-2-B) 1. Do not disassemble the DVD DECK PARTS except In case of the Main Chassis Ass'y installation, hook the listed parts here.
  • Page 24 DISASSEMBLY INSTRUCTIONS NOTE 3-5: CLAMPER ASS'Y (Refer to Fig. 3-5-A) In case of the Pulley Motor installation, check if the Press the Clamper and rotate the Clamper Plate clockwise, then unlock the 3 supports 1. value of the Fig. 3-3-B is correct. When installing the Loading Motor PCB Ass'y, install it Remove the Clamper Plate, Clamper Magnet and correctly as Fig.
  • Page 25 DISASSEMBLY INSTRUCTIONS Insulator (R) ~ FEED MOTOR ~ Main Chassis Ass'y (Top Side) BLUE (4) ORANGE (3) Switch PCB Ass'y Fig. 3-6-C ~ SPINDLE MOTOR ~ BLACK (2) 3-7: RACK FEED ASS'Y/SWITCH PCB ASS'Y/FEED RED (1) MOTOR (Refer to Fig. 3-7-A) •...

  • Page 26: Removal Of Anode Cap

    DISASSEMBLY INSTRUCTIONS 4. 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 27: 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. 5-3.) REMOVAL NOTE Put the Masking Tape (cotton tape) around the Flat...
  • Page 28 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. 5-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.

  • Page 29: 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 30 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 31: Service Mode List

    SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit or on the main unit and on the remote control for more than a standard time (second).

  • Page 32: 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 33 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 34: 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 30 minutes before Power On or alternatively, discharge backup capacitor.

  • Page 35: Servicing Fixtures And Tools

    SERVICING FIXTURES AND TOOLS Alignment Tape Back tension cassette gauge Torque cassette gauge Taper nut driver (KT-300NR) ST-C6 ST-C7 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 36: 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 37 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 38 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 39 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 40: Electrical Adjustments

    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 Playback the alignment tape. When you exchange IC and Transistor for a heat sink, Press and hold the Tracking-Auto button on the remote apply the silicon grease on the contact section of the heat control more than 2 seconds to set tracking to center.
  • Page 41 ELECTRICAL ADJUSTMENTS (REC TUNER) 2-7: VERTICAL POSITION Place the set with Aging Test for more than 10 minutes. NOTE: Adjust after performing adjustments in section 2-6. Connect the oscillator (39.5MHz) to TP6001. Receive the monoscope pattern from the Pattern Connect the digital voltmeter between the pin 7 of Generator.
  • Page 42 ELECTRICAL ADJUSTMENTS 2-10: OSD HORIZONTAL 2-13: BRIGHT CENT Using the remote control, set the brightness and Receive the PAL black pattern*. (RF Input) contrast to normal position. Using the remote control, set the brightness and Activate the adjustment mode display of Fig. 1-1 and contrast to normal position.

  • Page 43: Dvd

    ELECTRICAL ADJUSTMENTS 2-15: COLOR CENT Receive the PAL color bar pattern. (RF Input) Using the remote control, set the brightness, contrast and color to normal position. Connect the oscilloscope to TP024. Activate the adjustment mode display of Fig. 1-1 and press the channel button (23) on the remote control to select "COLOUR CENT".

  • Page 44: Purity And Convergence

    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 45 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CRT PCB CP806 CP852B TP024 MAIN PCB CD852 CP3603 CP853B CP801 CP3601 VR1701 CP3602 CD801 FB401 POWER SW PCB CP402 S1702 CD1701 L505 CP1701 S1705 S1701 S1706 AC IN CP504 CP1704 FILTER PCB CD504...
  • Page 46 DVD BLOCK DIAGRAM FLASH 64M SDRAM IC4007 IC4005 SST39VF800A- HY57V641620 70-4C-EK-D HGT-7 HA0~HA20, SDA0~SDA11 HD0~HD15 VCR BLOCK CD4002 DVD LOADER DM III RFA_SDEN, DATA, SCLK A, B, C, D, E, F READ CHANNEL AAF_CE, FE, TE, PI Pick up IC2601 ZR36708TQC FNN, FNP UNREG+3.8V...

  • Page 47: Y/C/Audio/Head Amp

    TV BLOCK DIAGRAM DVD C DVD Y IC 1203 CONTROL IC 603 21_B MM1504XNRE LA7956 DEMODULATOR/ 21_G VIDEO SW 21PIN/STEREO 21_R 21_Y DRIVER Q1253 V-DRIVE IC THERMAL T'TEXT/HI-FI/ TEXT_SYNC BUFFER IC401 TDA8174A PROTECTION SOUND AMP PUMP TU_SIF RAMP Q612, Q613, Q614 REC_TV_V Q602 S-TRAP...
  • Page 48 Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM Q4606 PDC/VPD DECORDER IC T'TEXT/ HI-FI/ BUFFER Y/C VIDEO IC4502 SDA5650/X SOUND AMP CUBS T'TEXT/ HI-FI/ HF_COM SOUND AMP CP4501 33 35 51 36 HF1 (R) V AMP HF_COM MAIN Y CCD DE-EM HF2 (L) SQUELCH SP-CH1 (R) Clear P/Q EQ...
  • Page 49 MICON BLOCK DIAGRAM SYSCON/TIMER/SERVO IC1006 OEC0136B Q1007 POWER PAIL SW1001 POWER FAIL POWER_FAIL (DC) TAB SW MO SYNC IN MO_SYNC TUNER_AGC AGC_M AT+5.6V MS SEN-A DA RGB SW TUNER_ON/OFF MS_SEN A EXT_IN_L EXT_IN_L DEMODULATOR/ Q1009 21PIN/STEREO TUNER_MUTE TU_AUDIO_MUTE_H MS SEN-B MS_SEN B Q1003 V.REC START-H...
  • Page 50 DEMODULATOR/21PIN/STEREO BLOCK DIAGRAM Q4210 TUNER ON/OFF J2204 FRONT_A_IN_R Q4207 MICON T'TEXT/HI-FI/ PERI SW EXT_IN_L SOUND AMP Q4205 J2203 FRONT_A_IN_L TU_AUDIO_MUTE_H MUTE SW J2202 FRONT_V_IN Y/C/AUDIO/ J4201 HEAD AMP 16 20 REAR_V_IN 15 19 BUFFER JACK_VIDEO Q4211 Q4201, Q4202 SOUND_L MUTE SW SOUND_R REAR_A_IN_R 21_B...
  • Page 51 T'TEXT/Hi-Fi/SOUND AMP BLOCK DIAGRAM T'TEXT IC IC1201 ET-TVT0310A TRIPLE ANALOG MPXER IC Q1262 IC1202 MM1231XF Y/C/AUDIO/ BUFFER SW_OUT_Y BLANK HEAD ANP Y/C_VIDEO VIDEO IN 7 12 AT+5.6V VDD5V1 SW_OUT_R OUT1 Q1101, Q1104 IN1A VDDA1 SW_OUT_G OUT2 IN2A GREEN BUFFER VDDA2 SW_OUT_B OUT3 IN3A...

  • Page 52: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS DVD (TOP SIDE) DVD (BOTTOM SIDE) CP2603 CP2602 R2651 CP2601 R2650 HS2301 Q2604 D2601 Q2603 Q2605 R2647 IC2301 Q2602 R2615 R2623 R2620 R2616 R2622 R2604 R2331 IC2601 R2324 R2617 C2610 W863 C2612 R2609 C2613 R4061 C2616 C2622 R2645 R2646 R4043...

  • Page 53: Vcr

    PRINTED CIRCUIT BOARDS VCR (INSERTED PARTS) SOLDER SIDE CD602 C1005_1 D1008 C1048 C1016 CP8002 W312 CP2201 C1090_1 D3001 W291 W174 W103 D1001 W102 R4240 CP8001 W478 CP6001 D1005 W104 W305 W078 W214 W902 W121 W159 W119 W077 R685 C1012 W488 R1056 W452 W089...
  • Page 54 PRINTED CIRCUIT BOARDS VCR (CHIP MOUNTED PARTS) SOLDER SIDE R662 R5525 R5527 R1032 R4583 IC5502 IC5503 W492 R4283 IC4205 IC4203 IC4502 R1203 Q1104 IC4202 R1108 IC4204 Q1262 R1262 R4217 W884 R620 R5502 Q604 Q1253 Q4211 R608 R1253 R607 R4203 R649 R5504 Q4205 Q602...

  • Page 55: Main/Crt/Operation/Power

    PRINTED CIRCUIT BOARDS MAIN/CRT/OPERATION/POWER SOLDER SIDE CP3601 S801Y W042 CP3603 VR1701 CP3602 C1723 C3615 C432 C3616 R1727 D1715 W029 R1723 VR401 VR402 R406 W823 C1706 R419 S801X W825 C414 D1713 D1723 W007 C1726 R412 R421 W006 C1731 C1724 R417 W804 R1732 C1716 IC401...
  • Page 56 PRINTED CIRCUIT BOARDS STEREO (INSERTED PARTS) STEREO (CHIP MOUNTED PARTS) FILTER SOLDER SIDE SOLDER SIDE SOLDER SIDE CP6601 CP6602 W004 R6602 R6606 W010 C6623 W019 R6608 R6604 C6608 W007 C6625 W015 R6601 W008 W014 X6601 W011 C6609 C6610 W013 C6619 C6618 X6602 C6639...
  • Page 57 MPEG/MICON/DSP SCHEMATIC DIAGRAM C4038 (DVD PCB) FROM/TO AUDIO/VIDEO 0.01 B SYS_MUTE DUPTD1 D4001 MCL4148 DAC_VIDEO_C JG001 UNREG+3.8V DAC_VIDEO_B DAC_VIDEO_D JG002 LEVEL_CONVERT ASDATA0 JG003 BOOT2 C4088 Q4004 ABCLK R4002 75 +-1% 0.01 B KTC3875S_ ALRCLK JG004 BOOT1 R4003 75 +-1% Y_RTK AMCLK JG005 R4052...
  • Page 58 MEMORY SCHEMATIC DIAGRAM (DVD PCB) FLASH 8M IC FROM/TO MPEG/MICON/DSP IC4007 SST39VF800A-70-4C-EK-D SD_A0 SD_A1 HA16 HA15 SD_A2 SD_A3 C4064 SD_A4 HA14 VCCQ SD_A5 64M SDRAM IC 0.1 F SD_A6 IC4005 SD_A7 HA13 HY57V641620HGT-7 SD_A8 SD_A9 SD_A10 HD15 HA12 DQ15 SD_A11 SD_D15 SD_D0 DQ15...
  • Page 59 RF AMP/DSP SCHEMATIC DIAGRAM (DVD PCB) FROM/TO MPEG/MICON/DSP TOUT_SW TIN_SW RFA_SDEN RFA_DATA RFA_SCLK AAF_CE AAF_FE FROM/TO LODER AAF_TE R2620 AAF_PI VR DVD CTL CP2601 VR_SEL Q2603 4.7K 09-5000-024-001-001 R2647 2SK3018 JG023 JG024 VBIASS0 VR CD CTL 4.7K R2623 VBIASS1 Q2604 VR SEL CTL DEFECT 2SK3018...
  • Page 60 AUDIO/VIDEO SCHEMATIC DIAGRAM (DVD PCB) P.CON+A5V DAC_C_VIDEO DAC_B_VIDEO FROM/TO MPEG/MICON/DSP DAC_D_DVD_VIDEO P.CON+A5V C8105 DAC_VIDEO_C DAC_VIDEO_C VIDEO_BUFFER DAC_VIDEO_B 12P CH Q8102 DAC_VIDEO_D L8102 KTA1504S_Y_RTK P.CON+5V 1uH 0305 VIDEO_BUFFER Q8103 C8108 RESET KTA1504S_Y_RTK DAC_VIDEO_B 12P CH L8103 AMCLK 0305 ABCLK ALRCLK ASDATA0 C8111 DAC_VIDEO_D P-H/I-L...
  • Page 61 Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM BUFFER Q4509 KTC3875S_Y_RTK BUFFER (VCR PCB) Q4508 KTC3875S_Y_RTK FROM REGULATOR1 FROM/TO SECAM CHROMA/HI-FI HF_COM NORMAL_A Q4607 Y/C_AUDIO KTC3875S_Y_RTK R4655 Y/C_AUDIO L4608 H.SW R4653 R4654 TP4501 FROM/TO CHROMA/IF 560K 330K P.CON+9V V.ENV P.CON+5V_A R4665 TP4502 Y/C_VIDEO R4601 1K 1/4W R4533 DVD_VIDEO...
  • Page 62 D1006 MICON SCHEMATIC DIAGRAM D1010 SB140-EIC SB140-EIC (VCR PCB) FROM/TO REGULATOR1 AT+5.6V R1096 POWER_FAIL[DC] VCR_POWER_H AT+12V C1072 C1030 R1036 DEGAUSS_H 68P CH 0.1 F DVD_POWER-H EMERGENCY X1001 C1029 100CT01002 TV_POWER_H X1002 P.CON+5V_C 10MHz 0.1 B 100DA32R01 3.2768KHz MOTOR_GND C1060 C1047_1 0.1 B P.CON+5V_A FROM/TO DVD IN/OUT...
  • Page 63 DVD IN/OUT SCHEMATIC DIAGRAM (VCR PCB) OS2202 MONITOR_A-R RPM7138-WH10 TUNER_H Vout AUDIO SW(L CH) IC AUDIO SW(R CH) IC FROM/TO DEMODULATOR/21PIN W823 IC4202 MM1501XNRE IC4203 MM1501XNRE C4235_1 C4251_1 MONITOR_A-L Ain1 Ain1 DVD_AUDIO_L DVD_AUDIO_R A.OUT A.OUT GND_1 C4224 C4221 11.1 11.1 R2208 R2206 R2204...
  • Page 64 CHROMA/IF SCHEMATIC DIAGRAM VIDEO SW IC IC603 LA7956 (VIDEO) FROM/TO DEMODULATOR/21PIN (VCR PCB) L613 P.CON+8V_A FROM/TO MICON L611 video switch JACK_VIDEO 100uH 0305 P.CON+5V_C driver control 21_B 100uH SAW FILTER 21_G H_CTL P.CON+9V CF602_1 21_R SAF32.9MC70Z 21_Y W886 PROTECT REAR_V_IN AGC_M FROM/TO DVD IN/OUT C660...
  • Page 65 DEMODULATOR/21PIN SCHEMATIC DIAGRAM (VCR PCB) FROM/TO CHROMA/IF FROM REGULATOR1 AT+11.5V REC_TU_V P.CON+30V AGC_R REC_AFT P.CON+5V_C TU_SIF P.CON+8V_A REAR_V_IN P.CON+9V 21_R 21_G 21_B 21_Y FROM/TO SECAM CHROMA/HI-FI C4201_1 JACK_VIDEO REAR_A_IN_L REAR_A_IN_R +30V L4202 MONITOR_A-L 29.8 FROM/TO MICON P.CON+9V MONITOR_A-R 100uH 0305 NICAM_RESET REC_TU_A-L W888...
  • Page 66 T’TEXT/RGB SW SCHEMATIC DIAGRAM (VCR PCB) L1203 BUFFER 10uH 0305 Q1101 KTD863_Y VIDEO SW(Y) IC R1115 IC1203 MM1504XNRE C1221 Vin1 BUFFER Q1104 KTC3875S_Y_RTK V.OUT R1108 C1203 L1202 W903 Vin2 FROM/TO REGULATOR1 100uH 0305 SW_OUT_Y P.CON+8V_A P.CON+9V L1205 P.CON+5V_C D1202 10uH 0305 AT+5.6V SB140-EIC R1255...
  • Page 67 SOUND AMP SCHEMATIC DIAGRAM SOUND AMP IC (VCR PCB) AN7522N IC353 HS33V5 HS352 763WAA0224 R307 C306_1 R301 1/4W C308_1 R310 27K 1/4W R306 CD352 TO SPEAKER CU149003 SPEAKER CP352 WHITE SP353 A2502WV2-4P FROM MICON SG04H02BRA C316 8 OHM SP_OUT_L+ R309 TV_A_MUTE SOUND_L- 0.01...
  • Page 68 SECAM CHROMA/Hi-Fi SCHEMATIC DIAGRAM (VCR PCB) R5504 R5509 L5501 C5524 active s-by Vref Iref Supply AT+11V 10.5 Y/C_AUDIO passive s-by 100uH 0305 playback amplification level C5529 detector decoder NORMAL_A select 1.3MHz limiter 1.3MHz +1db 1.4MHz HF AGC 1.4MHz HF_COM record current HF LPF level detector...
  • Page 69 REGULATOR1 SCHEMATIC DIAGRAM (VCR PCB) TO DEMODULATOR/21PIN L3001 AT+11.5V AT+11.5V 100uH P.CON+5V_C P.CON+30V FROM POWER2 P.CON+8V_A CD8005 (CP3601) CU2F2201 P.CON+9V P.CON+5V_B P.CON+5V_B P.CON+12V TO Y/C/AUDIO/HEAD AMP P.CON+12V P.CON+9V_D P.CON+9V_D C3102 9V REG.IC P.CON+9V P.CON+3.3V IC3101 KIA7809API P.CON+3.3V P.CON+5V_A P.CON+3.3V D3003 P.CON+9V 11E1-EIC AT+12V...
  • Page 70 DEFLECTION SCHEMATIC DIAGRAM (MAIN PCB) V-DRIVE IC IC401 TDA8174A TO DY CP402 A1561WV2-A5P R404 330K +-1% D403 L402 11E1-EIC ELH5L4112N R448 R406 R420 6.8K 1/4W 8.2K 1/4W 1K 1W C450_1 0.001 HS401 763WSAA013 V801 A51AKL13X04 C431 R430 250V 220 2W TO CHASIS_CASE R408 D404...
  • Page 71 CRT/POWER SW/OPERATION SCHEMATIC DIAGRAM (CRT PCB) FROM/TO CHROMA/IF CP853B (CP851) 52147-0710 SPOT_L B.OUT G.OUT R.OUT CUT_OFF FROM DEFLECTION (POWER SW PCB) (CP852A) CP852B B2013H02-4P HEATER H_GND 180V FROM/TO TV POWER 180V RED OUT S1703 FROM/TO DEFLECTION Q802 KTC3199_Y BROWN CP801 (CD801) CD1704 CHU2017A...
  • Page 72 TV POWER SCHEMATIC DIAGRAM (MAIN PCB) C1707 500V 100P R1706 D1716 D1706 0.27 3W 21DQ09N 1SS133 D1717 R1728 RELAY SW 21DQ09N Q1705 10K 1/4W KTC3203_Y RY1701 ALKS321 FROM/TO CHOKE COIL TH1701 TO DEFLECTION PTDAA1BF140M200 R1704 C1715_1 T1701 81420674 CD504 220P MOTOR+12V CH82036A S1705...
  • Page 73 POWER2 SCHEMATIC DIAGRAM (MAIN PCB) R3623 1 3W Q3602 KTB1366 5V REG. IC 5V REG.IC IC3602 KIA7805API IC3603 KIA7805API FROM/TO TV POWER 3.3V CTL DEGAUSS Q3603 KTC3203_Y P.FAIL R3607 3.3V CTL Q3601 SOUND+B 220 1/4W KTC3203_Y DRIVER Q3607 R3615 SOUND_GND +B SW.
  • Page 74 NICAM SCHEMATIC DIAGRAM 5V REG IC IC6603 (STEREO PCB) KIA7805API L6602 FROM/TO DEMODULATOR/21PIN 22uH 0607 CP6601 (CP6601) CPB1813-0101 L6601 P.CON+8V[VCR] P.CON+8V[VCR] P.CON+8V[VCR] 22uH 0607 C6639 C6638 C6608 C6622 0.018 B REC_AUDIO_L 0.018 TU_AUDIO_L TU AUDIO-L TU AUDIO-L TU AUDIO-L 0.1 B REC_AUDIO_R TU_AUDIO_R TU AUDIO-R...
  • Page 75 IF SCHEMATIC DIAGRAM (IF PCB) C6004_1 CF6005 TPSRA6M00B00-A0 R6019_1 L6007 R6020 15uH 330 1/4W C6005 COIL,VIDEO IFT 0.01 B L6006 C6028 360K042 100P B VIDEO C6006 0.01 B W806 W819 L6003 BUFFER Q6001 2.7uH KTA1266 C6019 0.01 C6016 0.01 B C6015 0.01 B L6008...
  • Page 76 CHOKE COIL SCHEMATIC DIAGRAM (FILTER PCB) 69.0 69.8 69.8 71.0 FROM/TO TV POWER COIL IN COIL OUT CP504 (CD504) A2361WV2-2P PCBD00 TECB35 CAUTION ATTENTION NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED :SINCE THESE PARTS MARKED BY :LES PIECES REPAREES PAR UN ETANT NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST...
  • Page 77 LOADING MOTOR/SW SCHEMATIC DIAGRAM (LOADING MOTOR PCB) (SW PCB) SSS-13-2 CD2302 2H052601 ESE22MH24 CD2301 SW-2(CLOSE) 2H062102 GND(SW) GND(SW) SW-1(OPEN) PICK UP INNER LIMIT SWITCH LOADING MOTOR(+) FEED MOTOR (-) M2602 LOADING MOTOR(-) BCZ3B03 FEED MOTOR (+) M2603 SPINDLE MOTOR (-) BCZ3B52 SPINDLE MOTOR (+) M2601...
  • Page 78 CD4002 CP8001 L4002 CD2601 CP2601 STEREO PCB INTERCONNECTION DIAGRAM CP2201 CD2251 PCB310 VEB981 KEY-B KEY-B KEY-A KEY-A GND(M) GND(M) MON(DVD) MON(DVD) P.CON+9V P.CON+9V NC(SW) NC(SW) DRIVE OPERATION PCB P.CON+5V P.CON+D5V PCB270 DM-3 VOL(DVD) VOL(DVD) P.CON+3.3V P.CON+3.3V TECB14 GND(DVD) GND(DVD) P.CON+3.3V P.CON+3.3V LD(DVD) LD(DVD)

  • Page 79: Mpeg/Micon/Dsp

    MPEG/MICON/DSP AUDIO/VIDEO 10ns 500µs 100mV 500mV 100ns 500µs 100mV 500mV MEMORY 10µs 200mV 200mV RF AMP/DSP 100µs 200ns 200mV 500mV 200ns 10µs 100mV 100mV...

  • Page 80: Y/C/Audio/Head Amp

    WAVEFORMS 0.5µs 10µs 20µs 2.0V 0.5V 50.0V MICON 20µs 10µs 50.0V 2.0V 1.0V Y/C/AUDIO/HEAD AMP 5µs 20µs 20.0V 2.0V 2.0V 50mV 2.0V 2.0V 0.5µs 10ms 20µs 2.0V 2.0V 2.0V...
  • Page 81 WAVEFORMS DVD IN/OUT 0.5ms 0.5V 0.5ms 0.5V DEMODULATOR/21PIN 0.5ms 0.5V 10µs 0.5V...

  • Page 82: Mechanical Exploded Views

    MECHANICAL EXPLODED VIEW 102B 102C 102A 102C PCB110 (CRT PCB ASS'Y) PCB320 (POWER SW PCB ASS'Y) 101B 101I 101I 101F 101H 101C 101D 101G 101E 101A I1-1...
  • Page 83 MECHANICAL EXPLODED VIEW PCB070 (MAIN PCB ASS'Y) PCBD00 (FILTER PCB ASS'Y) PCB300 (IF PCB ASS'Y) PCB010 (VCR PCB ASS'Y) PCB130 (DVD PCB ASS'Y) PCB310 (STEREO PCB ASS'Y) PCB270 (OPERATION PCB ASS'Y) 120 210 I1-2...
  • Page 84 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) 124, 145, 146, 147, 148, CD001, TM101 I1-3...

  • Page 85: Chassis Exploded Views

    CHASSIS EXPLODED VIEW (TOP VIEW) CD1501 M2003 UN4001 H5002 H5001 CD1502 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 86 CHASSIS EXPLODED VIEW (BOTTOM VIEW) M2001 CD1501 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 87: Dvd Deck Exploded Views

    DVD DECK EXPLODED VIEW Cannot supply by a unit. M2603 PCB610 (LOADING MOTOR PCB ASS'Y) CD2302 CD2301 PCB640 CD2001 (SW PCB ASS'Y) Do not replace the parts. Because, minute adjustments are needed if this condition is disassembled further more. If the repair is needed, replace the DVD MECHA ASS'Y.

  • Page 88: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE004452 7A701A150A FRONT CABI ASS'Y 101A AE004453 701WPJC754 CABINET,FRONT 101B AE001080 712WPJ0823 FLAP 101C BZ710665 713WPA0160 GUIDE,REMOCON 101D BZ710666 713WPA0195 GLASS,LED 101E AE000155 7235490021 BADGE,BRAND 101F AE001081 735WPB0261 BUTTON,FRAME1 101G AE001082 735WPB0262...
  • Page 89 MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ710035 8117540A64 SCREW,TAPPING(B0) TRUSS 4x16 BZ710320 8117540804 SCREW,TAPPING(B0) TRUSS AD302054 8141J50C54 SCREW,TAP TITE(P) GW22 5x35 BZ710031 8110630A04 SCREW,TAP TITE(P) BRAZIER 3x10 BZ710030 8110630804 SCREW,TAP TITE(P) BRAZIER BZ710582 8109130B94 SCREW,TAP TITE(B) R PAN 3x29 BZ710239 8109I30A04...

  • Page 90: Chassis Replacement Parts List

    CHASSIS REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE004274 A5N601C420A DECK ASSY A5N601C420A AE002754 85OA400240 PINCH ROLLER BLOCK (VA) BZ710682 85OA500026 AHC ASS'Y 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 91: Dvd Deck Replacement Parts List

    DVD DECK REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE004278 A5N2013650 DVD MECHA ASS'Y A5N2013650 AE003534 92P100098A HOLDER,TRAVERSE AE003550 92P100094A CLAMPER AE003551 92P100088A GEAR,MOTOR AE003537 92AAA0013A FEED RACK ASS'Y AE003538 92P200013A INSULATOR(F) AE003539 92P200014A INSULATOR(R) AE004279 92SBB0020A LOADER SUB ASS'Y AE003541 92P100095A...

  • Page 92: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS R307 BZ210083 R3X28A010J R,METAL OXIDE OHM 2W ! R402 AE000607 R3X28AR56J R,METAL OXIDE 0.56 OHM 2W ! R408 BZ210087 R3X18A221J R,METAL OXIDE 220 OHM 2W ! R426 AE000609 R5X2CD4R7J R,CEMENT 4.7 OHM 5W...
  • Page 93 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D806 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D1001 BZ410066 D97U06R21B DIODE,ZENER MTZJ6.2B T-77 D1003 AD301638 0010E00330 INFRARED LED LTE-3271T-012A-O D1005 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D1006 BZ410077 D2WXSB1400 DIODE,SCHOTTKY SB140-EIC D1008 BZ410020 D97U05R11B DIODE,ZENER...
  • Page 94 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description IC5502 AD301988 I0UF015010 MM1501XNRE IC5503 AD301988 I0UF015010 MM1501XNRE IC6001 BZ611135 I03D7567B0 LA7567B IC6601 BZ611136 I19FF34170 MSP3417G-QG-B8 IC6602 BZ611137 I19FF34150 MSP3415G-QG-B8 ! IC6603 BZ611015 I1KA97805A KIA7805API IC8102 AE003584 I17F017530 PCM1753DBQR TRANSISTORS Q301 AE002626...
  • Page 95 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS Q4205 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q4206 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q4207 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q4208 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q4209 BZ510021 TNYJC05001 COMPOUND TRANSISTOR DTC124EKAT146 Q4210 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK...
  • Page 96 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS L4514 BZ310010 021LA6390K COIL L4515 BZ310041 02167F101J COIL 100 UH L4601 BZ310171 032623004T COIL,TRAP STP-01064 L4602 BZ310041 02167F101J COIL 100 UH L4608 BZ310056 021673102K COIL L5501 BZ310041 02167F101J COIL 100 UH...
  • Page 97 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS B4007 BZ310186 024HC31022 CORE,BEADS FCM2012H-102T04 B4008 BZ310186 024HC31022 CORE,BEADS FCM2012H-102T04 B4010 BZ310186 024HC31022 CORE,BEADS FCM2012H-102T04 B4203 BZ310121 024HT03553 CORE,BEADS W5RH3.5X5X1.0 B8103 BZ310186 024HC31022 CORE,BEADS FCM2012H-102T04 BT101 AE000012 1412004008 BATTERY,MANGAN R03(AB)E_2P_G BT102...
  • Page 98 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS ! FB401 AD301999 043220057F TRANSFORMER,FLYBACK FJN20A002 FH1701 AE002634 06710T0009 HOLDER,FUSE EYF-52BCY FH1702 AE002634 06710T0009 HOLDER,FUSE EYF-52BCY NR4001 AE003575 110N4470M3 R,NETWORK CAY16-470-J-4R NR4002 AE003575 110N4470M3 R,NETWORK CAY16-470-J-4R NR4003 AE003575 110N4470M3 R,NETWORK CAY16-470-J-4R...
  • Page 99 TOSHIBA VIDEO PRODUCTS PTE. LTD. 438B ALEXANDRA ROAD, BLOCK B #06-01 ALEXANDRA TECHNOPARK SINGAPORE 119968...

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