Toshiba MW24FM5 Service Manual
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Toshiba MW24FM5 Service Manual

Toshiba MW24FM5 Service Manual

Color television / video cassette recorder / dvd video player
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FILE NO. 140-200239
SERVICE MANUAL
COLOR TELEVISION/
VIDEO CASSETTE RECORDER/
DVD VIDEO PLAYER
MW24FM5

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Summary of Contents for Toshiba MW24FM5

  • Page 1 FILE NO. 140-200239 SERVICE MANUAL COLOR TELEVISION/ VIDEO CASSETTE RECORDER/ DVD VIDEO PLAYER MW24FM5...
  • Page 2 CAUTION THIS DIGITAL VIDEO PLAYER EMPLOYS A LASER SYSTEM. TO ENSURE PROPER USE OF THIS PRODUCT, PLEASE READ THIS SERVICE MANUAL CARE- FULLY AND RETAIN FOR FUTURE REFERENCE. SHOULD THE UNIT REQUIRE MAINTENANCE, CONTACT AN AUTHORIZED SERVICE LOCATION-SEE SERVICE PROCEDURE. USE OF CONTROLS, ADJUSTMENTS OR THE PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.

  • Page 3: 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 4 IMPORTANT SAFEGUARDS READ INSTRUCTIONS All the safety and operating instructions should be read before the unit is operated. RETAIN INSTRUCTIONS The safety and operating instructions should be retained for future reference. HEED WARNINGS All warnings on the unit and in the operating instructions should be adhered to. FOLLOW INSTRUCTIONS All operating and use instructions should be followed.
  • Page 5 IMPORTANT SAFEGUARDS (CONTINUED) DAMAGE REQUIRING SERVICE Unplug this unit from the wall outlet and refer servicing to qualified service personnel under the following conditions: When the power-supply cord or plug is damaged. If liquid has been spilled, or objects have fallen into the unit. If the unit has been exposed to rain or water.

  • Page 6: Tape Removal Methodatno Power Supply

    TAPE REMOVAL METHOD AT NO POWER SUPPLY Remove the DVD/VCR block from the main unit and the Fig. 1 below can be seen. (Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) Remove one screw of the Loading Motor from the insert hole for screw driver and remove the Loading Motor.

  • Page 7: Table Of Contents

    TABLE OF CONTENTS A1-1 CAUTION ..........................A1-2 SERVICING NOTICES ON CHECKING .................. A1-2 HOW TO ORDER PARTS ....................... A1-3, A1-4 IMPORTANT WARNING ......................A1-5 TAPE REMOVAL METHODATNO POWER SUPPLY ............A1-5 DISC REMOVAL METHODATNO POWER SUPPLY ............A1-5 PARENTAL CONTROL-RATING LEVEL ................A2-1 TABLE OF CONTENTS ......................

  • Page 8: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 24 inch / 600mmV System CRT Type Flat Deflection degree Magnetic Field BV/BH + 0.45 G / 0.18 G Color System NTSC Speaker 2 Speaker Position Front Size 1.8 x 3.9 Inch Impedance Sound Output 1.5W + 1.5W 10%(Typical)
  • Page 9 GENERAL SPECIFICATIONS Signal Video Signal Input Level 1 V p-p/75 ohm Output Level 1 V p-p/75 ohm S/N Ratio (Weighted) at DVD Mode 65dB S/N Ratio (Weighted) at VCR Mode 50dB Horizontal Resolution at DVD Mode 400 Lines Horizontal Resolution at VCR(SP)Mode 220 Lines RGB Signal Output Level...
  • Page 10 GENERAL SPECIFICATIONS G-10 On Screen Menu Display Menu Type Character (TV/VCR) 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 Yes (Calendar 12h) Language...
  • Page 11 GENERAL SPECIFICATIONS G-11 On Screen Menu Display Menu Type Icon (DVD) Picture TV Shape Output Sound Audio Out Select Dynamic Range Control Karaoke Vocal Language On-Screen Language Disc Menu Language Audio Language Subtitle Language Display On-Screen Displays Background Screen Saver Operational Pause/Still Parental Lock...
  • Page 12 GENERAL SPECIFICATIONS G-14 Remote Unit(for TOSHIBA) RC-FG Control Glow in Dark Remocon Unit Format Custom Code 40-BFh,44-BBh Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys TV/VCR Power Channel- Channel+ Volume- Volume+ Display Sleep Audio Select...
  • Page 13 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) Auto Clock Forward / Reverse Picture Search Reverse Slow One Touch Playback Auto CH Memory Closed Caption TV Auto Shut off Function End Call...
  • Page 14 GENERAL SPECIFICATIONS G-17 Interface Switch Front Power (Tact) 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+ (DVD) Skip- (DVD) Open/Close (DVD) Input Select Main Power SW Indicator Power...

  • Page 15: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS 1-3: TV/DVD/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) (CP303, CP404 and CP1704). Remove the 6 screws 1. Remove the TV/DVD/VCR Block in the direction of Remove the AC cord from the AC cord hook 2.
  • Page 16 DISASSEMBLY INSTRUCTIONS 1-5: TOP SHIELD ASS'Y (Refer to Fig. 1-5) Pick Up PCB Remove the 9 screws 1. Remove the Top Shield Ass'y in the direction of arrow. CD Deck Top Shield Ass'y Angle Deck Operation PCB Make the short circuit using a soldering.
  • Page 17 DISASSEMBLY INSTRUCTIONS 1-8: VCR DECK (Refer to Fig. 1-8) Move the Cassette Holder Ass'y to the back side. Remove the 3 screws 1. Remove the screw 2. Disconnect the following connectors: (CP101, CP4501, CP4502 and CP4503). Remove the AC Head Cover and VCR Deck in the direction of arrow.

  • Page 18: Removal Of Vcr Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF VCR 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 19 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 20 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 21 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 22 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 23 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 24: 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 25: 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 26 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 27: 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 28 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 29: 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 30: 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 31 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 32: 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 33: 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 34: 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 35 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 36 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 37 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 38: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS BEFORE MAKING ELECTRICAL FUNCTION FUNCTION OSD H SUB CONT ADJUSTMENTS CUT OFF UNI COL CENT RF.AGC UNI COL MAX Read and perform these adjustments when repairing the UNI COL MIN circuits or replacing electrical parts or PCB assemblies. H.POSI COL CENT V.POSI...
  • Page 39 ELECTRICAL ADJUSTMENTS 2-2: RF AGC 2-5: CUT OFF Place the set with Aging Test for more than 15 minutes. Place the set with Aging Test for more than 15 minutes. Receive the VHF HIGH (63dB). Set condition is AV MODE without signal. Connect the digital voltmeter between the pin 5 of Using the remote control, set the brightness and CP601 and the pin 1 (GND) of CP601.
  • Page 40 ELECTRICAL ADJUSTMENTS 2-11: VERTICAL SIZE 2-15: TRAPEZIUM Receive the monoscope pattern. Receive the rainbow pattern from the Pattern Generator. Using the remote control, set the brightness and Using the remote control, set the brightness and contrast to normal position. contrast to normal position. Activate the adjustment mode display of Fig.
  • Page 41 ELECTRICAL ADJUSTMENTS 2-19: SUB TINT CENTER White 0% Receive the color bar pattern. (RF Input) Using the remote control, set the brightness, contrast, color and tint to normal position. Connect the oscilloscope to TP803. Activate the adjustment mode display of Fig. 1-1 and press the channel button (26) on the remote control to select "TNT".
  • Page 42 ELECTRICAL ADJUSTMENTS 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. minutes before performing the following adjustments.

  • Page 43: Dvd

    ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CD802 CRT PCB TP803 J801 MAIN PCB TP802 CD603 CP803 VR1701 VR404 CD602 R430 FB401 TP401 CP1704 CP1707 CP1708 CP1706 AC IN CP404 CD405 TOP SHIELD ASS'Y CD3602 CP3602 CP601 CD3603A CP603 CD303...
  • Page 44 MECHANICAL EXPLODED VIEW PCB110 (CRT PCB ASS'Y) 116 117 I1-1...
  • Page 45 MECHANICAL EXPLODED VIEW 211 211 PCB070 (MAIN PCB ASS'Y) PCB010 (VCR PCB ASS'Y) PCB270 (OPERATION PCB ASS'Y) PCB130 (DVD PCB ASS'Y) PCB240 (POWER PCB ASS'Y) I1-2...
  • Page 46 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 47 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 48 DVD BLOCK DIAGRAM X8501 27MHz VCR BLOCK DECK RF,FO,EO,AO DK4001 RF_AMP DRAM DO,CO,BO DACSOX,DACDATA,DACCLK IC2603 TT-4000 AUDIO_DAC AUDIO L IC2002 OEC6067A (TU2020R) IC8503 MSM5416258B-30 AUDIO R AD1959YRSRL ZERO REGULATOR IC4002 S-816A25AMC ABCLK,ALRCLK,ASDATA 0 PUDET2,LSRDVD SCLK 2 GCLK GCLK 1 MOTOR B, C B, F DRIVER...

  • Page 49: Y/C/Audio/Ccd/Head Amp

    Y/C/AUDIO/CCD/HEAD AMP BLOCK DIAGRAM X4501 3.579545M Hz Y/C/AUDIO/HEAD AMP IC IC4501 Q4507 LA71205M-MPB Q4509 BUFFER REGULATOR P. CON + 5V_A BUFFER PULL VX01 Y/C_CS SERIAL MICON Y/C_DATA TIMMING DRIVER CLAMP DECODER H.SW Y/C_CLK DETAL FM-EQ EMPHA CLAMP CP4501 CONV C-LPF EP/LP-CH2 (L) Y-LPF EP/LP_COM...
  • Page 50 MICON BLOCK DIAGRAM SYSCON/TIMER/SERVO IC TV_POWER_H I/O/OPERATION IC101 OEC8073B VCR_A_MUTE VCR_POWER_H VCR_POWER_ON-H V.REC_ST_H Q114 VCR_A_MUTE REGULATOR TV_POWER_ON-H 56 POWER_FAIL BUFFER POWER FAIL HI-FI/ Q116 CVIN DEMODULATOR AV_SW1 AV_SW AV_SW1 HIFI ENV 88 HIFI_ENV DIGITAL COMB FILTER HIFI H.SW HIFI_H.SW AV_SW2 AV_SW2 ST SELECT ST_SELECT...

  • Page 51: Power

    IN/OUT/OPERATION BLOCK DIAGRAM Q4202 Q4201 EXT_A_MUTE OPEN/CLOSE MUTE SW MUTE SW MICON VCR_A_MUTE EXT_MUTE STOP/EJECT VOL DOWN REAR OUT JACK Q4203 J4202 PLAY VOL UP MUTE SW SORROUND_R SKIP Q4211 HEADPHONE JACK MUTE SW SORROUND_L REC/OTR STOP J2201 SOUND AMP/ CH.DOWN PLAY SURROUND...
  • Page 52 CHROMA/IF BLOCK DIAGRM CHROMA/IF IC IC601 TB1253AN X603 AFT OUT 3.579545MHz X'TAL OSD_B EXT B IN OSD_G EXT G IN EXT R IN OSD_ R SW_Y CVBS LNT IN YS/YM IN OSD_Y DIGITAL SW_C C IN FBP IN/GP OUT COMB FILTER MICON COMB_FSC CW OUT...
  • Page 53 SOUND AMP/SURROUND BLOCK DIAGRAM SOUND AMP IC IC352 AN7522 12 4 SOUND GND SOUND_R+ SOUND+B SOUND_L+ I/O/OPERATION SP_OUT_L SP_OUT_R SPEAKER SP351 SPEAKER SP352 TV_POWER_H Q350 TV_A_MUTE MUTE SW MICON 9 10 DIGTAL SOUND CONTROL IC301 SURROUND_R M62420FP I/O/OPERATION 20 12 SURROUND_L SW_AUDIO_OUT_L P.CON+9V...
  • Page 54 Hi-Fi/DEMODULATOR BLOCK DIAGRM HI-FI AUDIO/H.AMP/DEM IC IC5501 AN3663FBP AUDIO_OUT_R AUDIO_OUT_L DVD I/O DVD_A_OUT_R DVD_A_OUT_L INPUT SW FRONT_A_IN_R FRONT_A_IN_L I/O/OPERATION REAR_A_IN_R REAR_A_IN_L HF_COM OUTPUT Y/C/AUDIO/CCD /HEAD AMP VCO-FO LOGIC CHROMA/IF TUNER_AUDIO FM LIM Y/C_AUDIO NORMAL_A NOISE BLOCK REDUCTION V. REC_ST-H HIFI_ENV HIFI_H.SW MICON VCR_A_MUTE...
  • Page 55 DIGITAL COMB FILTER BLOCK DIAGRAM Q1504 BUFFER P.CON+9V P.CON+5V Y SW REGULATOR IC1503 NJM2533V Q1502 P.CON+12V COMB_FSC BUFFER CHROMA/IF SW_Y DIGITAL COMB FILTER SW_C IC1501 TC90A45F DVD_Y/C-Y DVD_Y/C-C DVD I/O C SW IC1502 NJM2533V DVD_VIDEO Q1501 BUFFER Q1503 BUFFER AV SW IC1504 NJM2533V Y/C_VIDEO Y/C/AUDIO/...
  • Page 56 DVD IN/OUT BLOCK DIAGRAM AV_SW1 DVD_RESET MICON CP8001 PCON+9VA AT+5.2V PCON+9VA P.CON +9V_DH FROM/TO DVD BLOCK PCON+5V P.CON+12V REGULATOR PCON+5V P.CON +5V D PCON+3.3V P.CON+3.3V PCON+3.3V SPDIF-134 SPDIF-134 I/O/OPERATION ZERO CP8002 DVD_Y/C-Y DIGITAL COMB DVD_Y/C-C FILTER FROM/TO CVBS DVD_VIDEO DVD BLOCK AUDIO-L AUDIO SW IC8001 NJM2533V...
  • Page 57 REGULATOR BLOCK DIAGRAM CAP_VCO AT+12V MOTOR_GND MICON AT+5.2V DVD_H Q3002 P.CON 5V SW. P.CON+5V_A Q3001 P.CON 5V SW. P.CON+9V P.CON+5V_A AT+5.2V I/O/OPERATION P.CON+5V 9V REG 5V REG IC3002 IC3001 KIA78R09API KIA7805API P.CON+12V HI-FI/DEMODULATOR P.CON+5V_A CP3603 MOTOR +12V Y/C/AUDIO/CCD/ P.CON+5V_A HEAD MAP MOTOR GND AT +13V AT 5.2V...
  • Page 58 TV BLOCK DIAGRAM Q1702 RELAY DRIVER AT+12V REGLATOR DEGAUSS RELAY RY1701 DEGAUSS_H Q1707 CURRENT MICON EMERGENCY L1703 TV POWER_H DEGAUSS COIL D1705, D1706 D1710, D1711 F1701 CD1702 TRANSFORMER SWITCHING T1701 CP1706 POWER FEED BACK IC1701 LTV-817M-VB Q1703 Q1705,Q1706 FEED BACK SWITCHING SOUND GND SOUND AMP/...
  • Page 59 POWER BLOCK DIAGRAM T3601 CP3603 TUNER 32V P.FAIL DVD H UNREG 3.3V UNREG 3.3V REGULATOR AT 5.2V AT 5.2V AT +13V MOTOR GND MOTOR +12V 9VREG IC3602 KIA7809API D3604~D3607 Q3607 P.CON5V Q3606 PHOTO COUPLER IC3601 KIA431 P.CON+B IC3603 LTV-817M-VB VOLTAGE CTL.

  • Page 60: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS DVD (BOTTOM SIDE) DVD (TOP SIDE) CD8502 CD8501 W854 D8505 D8504 D8503 D8502 D8501 C8518 B8503 R8542 R8541 R8540 R8523_1 R8522 C8528 C8522 C8534 IC8504 C1020 R8528 R8529 R8527 C8512 C8539 R8530 C8515 C8542 R8514 C8520 R8532 C8521 C1022 R8526...
  • Page 61 PRINTED CIRCUIT BOARDS VCR (INSERTED PARTS) SOLDER SIDE CP2201 W824 R173 Q3006 D102 R3010 CP8002 W009 D103 B8006 CD3602 Q3002 D2206 CD3603_1 CP8001 W304 W139 CP602 W005 W199 W138 W302 R2224 R353 W058 D2205 W137 W136 R2223 W299 W057 W135 W197 Q104 R3015...
  • Page 62 PRINTED CIRCUIT BOARDS VCR (CHIP MOUNTED PARTS) SOLDER SIDE C604 IC8001 C606 IC1504 R601 W863 W855 C1535 C607 R602 Q605 R662 W815 C621 R633 R628 C615 R5508 R5502 C664 C675 C665 C5503 R5507 R661 C663 C616 R632 R651 C5527 C5529 R618 C5518 C5522...

  • Page 63: Main/Crt

    PRINTED CIRCUIT BOARDS MAIN/CRT SOLDER SIDE VR404 VR1701 W807 R455 R403 W048 R1710 R450 R401 W830 W047 D1721 R1709 CP802A CD602 D1703 Q1703 W042 D1724 R438 R1712 W041 R1711 W040 D1726 W039 R1713 C1703 C436 W038 Q1705 HS1701 C411 W811 W043 D411 W011...
  • Page 64 PRINTED CIRCUIT BOARDS OPERATION POWER SOLDER SIDE SOLDER SIDE CP3605 CP3603_1 Q3607 W012 W011 Q3605 R3629 Q3606 W805 W007 W804 D3623 CP3602 D3616 C3636 W814 C3635 R3618 R3617 R2256 D3619 R3612 C3618 D3617 R2255 C3609 C3623 IC3603 T3601 R2254 C3607 D3607 R3601 D3604...

  • Page 65: Read Channel

    READ CHANNEL SCHEMATIC DIAGRAM R2601 (DVD PCB) R2615 R2621 PROTECT Q2602 R2624 CD/LD DRIVER HN1C03F_B A+3V Q2601 Q2604 KRC102SRTK 5.6K HN1B01F_Y 0 0.7 0.3 R2623 -1.2 FROM/TO DSP R2603 A_GND -1.2 VRFD A+3V JG2603 RFCD_DVD C2623 SLCD1 0.1 F RFZI JG2604 TEZI FROM/TO DECK...

  • Page 66: Dsp

    DSP SCHEMATIC DIAGRAM (DVD PCB) R2006 C2049 10P CH C2036 C2048 0.1 F 0.1 F C2031 150P C2011 R2009 W201 0 (21-25) W202 0 C2018 FROM AUDIO/VIDEO (21-25) D_GND R2005 FROM/TO READ CHANNEL DPA7 DPA6 VDD+5V PVREF C2019 0.1 F DPA5 VDD+3.3V VCOREF...
  • Page 67 MPEG SCHEMATIC DIAGRAM (DVD PCB) GNDA GNDA GNDP FROM DSP R4010 4.7K DVDSTB GNDC DVDSOS DVDERR DVDVALID MPEG+1.8V VDD+3.3VMPEG DVDDAT0 DVDDAT1 DVDDAT2 DVDDAT3 DVDDAT4 DVDDAT5 DVDDAT6 B8502 HWIO DVDDAT7 FROM/TO AUDIO/VIDEO FCM2012H-102T04 VDDP PLLCFG0 GCLK H0RD GCLK C4005 HTYPE GCLK1 GCLK1 0.1 F VDD+3.3V...
  • Page 68 MEMORY SCHEMATIC DIAGRAM (DVD PCB) R4021 R4022 R4023 R4024 R4025 R4026 R4027 R4028 R4029 R4030 R4031 C4044 FROM/TO SYSCON1 SD-RAM IC FLASH IC IC4004 IC4006 SD-RAM IC 0.1 F MSM56V16160F-8 MBM29F800BA-55 LCAS IC4003 UCAS MSM56V16160F-8 HA17 HA16 D-RAM IC IC4005 MSM5416258B-30 MD15 HA15...
  • Page 69 AUDIO/VIDEO SCHEMATIC DIAGRAM ( DVD PCB ) FROM T V POWER CD8502 (CP3605) FROM/TO SYSCON1 CU262501 R8516 P.CON+5V_D DACDATA M+8V ATDIO DAC/PLL CLOCK GNERATOR IC M_GND IC8503 AD1959YRSRL P.CON+5V_A RSTOX R8512 DACCLK CCLK CDATA P.CON+9V_A R8513 R8514 MOTOR_GND VDD+3.3V DACSOX G+6DB CLATCH MUTE...
  • Page 70 SYSCON1 SCHEMATIC DIAGRAM (DVD PCB) EEPROM IC IC1002 S-24C01BFJ-TB FROM/TO DSP TEST W102 R1026 C1025 R1027 DISKWDI FCSEAR SVCEX R1025 RSTOX1 4.7K DAREFH C1027 NR1006 FROM/TO MPEG DAREFL DVSS CAY16-101-J-4R DAOUT0 DAVSS HD15 DAOUT1 HD14 DAVCC HA10 FROM/TO READ CHANNEL DVCC HD13 HA11...
  • Page 71 Y/C/AUDIO/HEAD AMP SCHEMATIC DIAGRAM (VCR PCB) BUFFER Q4507 2SC2412K R4537 FROM REGULATOR 1.8K 1/4W P.CON+9V P.CON+5V_A FROM/TO HI-FI/DEMODULATOR NORMAL_A FROM/TO MICON C4558 Y/C_AUDIO C4555 6.3V Y/C_CLK R4544 0.1 B C4561 Y/C_DATA HF_COM Y/C_CS 680K 0.01 B Y/C/AUDIO/HEAD AMP IC H.SW IC4501 C4559 LA71205M-MPB...
  • Page 72 MICON SCHEMATIC DIAGRAM (VCR PCB) D103 BACKUP+5V D102 SB140-EIC SB140-EIC FROM/TO REGULATOR C133 AT+5.2V C148 C151 AT+5.2V 0.1 B POWER_FAIL Q117 68P CH 0.1 F 2SC2412K VCR_POWER_H CAP_VCO AT+12V C167 P.CON+5V_A 3.3V_H 47P CH X101 R137 DVD_H R177 32.768 X102 L101 4.7K 4.7K...

  • Page 73: In/Out

    IN/OUT SCHEMATIC DIAGRAM (VCR PCB) FROM OPERATION CP2201 (CD2251) A2001WV2-2P KEY_B KEY-B FROM/TO SOUND AMP/SURROUND POWER_LED_SW SURROUND_L Q2202 SURROUND_R KRC102SRTK T-REC LED SW SOUND_R+ Q2203 KRC102SRTK SOUND_L+ D AUDIO DRIVER SP_OUT_R Q8001 2SA1037AK SP_OUT_L SOUND_GND B8001 C8010 R8004 REC LED SW W5RH3.5X5X1.0 0.1 F Q2201...

  • Page 74: Chroma/If

    CHROMA/IF SCHEMATIC DIAGRAM (VCR PCB) FROM/TO MICON OSD_R OSD_G L612 OSD_B TO HI-FI/DEMODULATOR OSD_Y L604 100uH 0305 TUNER_AUDIO 100uH 0305 EXT AUDIO DRV. W868 Q604 H_CONTROL 2SC2412K DEGAUSS_H R635 W828 TV_POWER_H PROTECT FROM DIGITAL COMB FILTER IIC_OFF EMERGENCY SW_Y L607 SW_C T.V.BUF.
  • Page 75 SOUND AMP/SURROUND SCHEMATIC DIAGRAM (VCR PCB) SOUND AMP IC IC352 AN7522 R357 HS351 763WAA0014 C358 FROM/TO IN/OUT C302 0.0056 B SURROUND_L 0.0056 B SURROUND_R FROM CHROMA/IF SOUND_R+ SOUND_L+ R356 SP_OUT_R SOUND+B C321 100K 1/4W SP_OUT_L 2200 SOUND_GND SOUND_GND C324 470P B C322 470P B C313...
  • Page 76 HI-FI/DEMODULATOR SCHEMATIC DIAGRAM (VCR PCB) C5511 0.1 B C5507 R5504 3.3K 0.22 FROM IN/OUT FRONT_A_IN_R R5523 FRONT_A_IN_L HI-FI/AUDIO/HEAD AMP/DEM IC C5504 REAR_A_IN_R IC5501 AN3663FBP REAR_A_IN_L 0.1 B R5503 3.9M C5505_1 C5509 C5550 0.015 B DEM_BLK ZZ-PROM LOGIC C5551 C5513 4.5M 95HMz MUTE VCO-F0 TRAP...
  • Page 77 DIGITAL COMB FILTER SCHEMATIC DIAGRAM (VCR PCB) B1501 W4BRH3.5X6X1 C1511 L1503 P.CON+5V C1518 820uH 6.3V C1519 0.01 B FROM/TO CHROMA/IF SW_Y SW_C COMB_FSC BUFFER C1521 R1513 Q1503 Y/C_VIDEO 2SC2412K C1504 BUFFER 0.01 B C1527 Q1504 COMB_FSC 2SC2412K 0.001 B FROM/TO Y/C/AUDIO/HEAD AMP Y/C_VIDEO AUX_V[F/R] L1504...
  • Page 78 DVD IN/OUT SCHEMATIC DIAGRAM (VCR PCB) TO SOUND AMP/SURROUND FROM/TO AUDIO/VIDEO SW_AUDIO_OUT_L CP8001 (CD8501) A2001WV2-13P AV_SW1 SW_AUDIO_OUT_R B8006 C8001 AUDIO_OUT_L W4BRH3.5X6X1 P.CON+9V W844 P.CON+9V_DH P.CON+9V P.CON+5V_D P.CON+D5V AUDIO SW IC P.CON+D5V IC8001 NJM2533V TO IN/OUT P.CON+3.3V P.CON+3.3V P.CON+3.3V ZERO C8016 SW_AUDIO_OUT_L SPDIF-134 47P CH...
  • Page 79 REGULATOR SCHEMATIC DIAGRAM (VCR PCB) TO DIGITAL COMB FILTER P.CON+5V P.CON+12V CAP_VCO P.CON+9V AT+30V TO Y/C/AUDIO/HEAD AMP P.CON+5V_A W809 AT+12V P.CON+9V MOTOR_GND FROM/TO MICON P.CON+5V_A POWER_FAIL P.CON+5V SW Q3002 VCR_POWER_H R3006 KTC3209_Y P.CON+12V CAP_VCO AT+12V 330 1/4W P.CON+5V_A P.CON+5V 9V REG IC 5V REG IC 3.3V_H IC3001...
  • Page 80 TV POWER SCHEMATIC DIAGRAM (MAIN PCB) D1702 RELAY DRIVE 1SS133 Q1702 DEGAUSS COIL 10.9 KTC3198 R1708 L1703 8R250009 10K 1/4W RY1701 ALKS321 D1719 21DQ09N-FC4 R1718 1.2 7W W829 CURRENT DET. C1708 C1710 115.0 Q1707 2SA1624 C1721 0.0022 0.0022 115.0 100V CD1703 AC120V_60Hz WHITE...

  • Page 81: Deflection

    DEFLECTION SCHEMATIC DIAGRAM (MAIN PCB) 5V REG IC V.OUTPUT IC IC402 KIA78L05BP-AT IC401 LA78041 THERMAL PROTECTION PUMP UP 25.0 12.0 25.0 R418 1K 1/4W R413 6.8K 1/4W FROM/TO REGULATOR CD405 (CD3602) R424 CH01408A R432 FROM/TO DY 18K +-1% 18K 1/4W V801 CP404_2 B06B-DVS...

  • Page 82: Crt

    CRT SCHEMATIC DIAGRAM (CRT PCB) R814 TP802 12K 2W R822 2.7K 1/4W RED AMP Q802 123.5 R805 KTC4217 220 1/4W D802 1SS133 RED AMP Q803 W832 KTC3199_Y FROM CROMA/IF R806 CD603 (CP603) 1.8K 1/4W 52147-0510 C815 W831 680P B CUT_OFF R815 G.OUT TP801...

  • Page 83: Power

    POWER SCHEMATIC DIAGRAM (POWER PCB) T3601 81290954 C3630 500V 470P 195.2 D3621 RGP15J D3606 RM11C-EIC D3625 R3622 151.0 1N4937 820 1/2W L3605 BLACK D3605 22uH TSL0808 RM11C-EIC L3603 32.0 D3616 W802 SB340L-6737 22uH TSL0808 BLACK WHITE D3604 CP3601 RM11C-EIC CUU24901 CP3602 003P-2100 WHITE...

  • Page 84: Operation

    OPERATION SCHEMATIC DIAGRAM (OPERATION PCB) TO IN/OUT R2251 R2252 R2253 R2254 R2255 R2256 R2257 8.2K 1/4W 2.7K 1/4W 1.5K 1/4W 1.2K 1/4W 1/4W 1/4W 330 1/4W CD2251 (CP2201) CU220701 PCB270 KEY-B VEB980 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE EACH PART WAS OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MEASURED WITH THE DIGITAL TESTER...

  • Page 85: Interconnection Diagram

    INTERCONNECTION DIAGRAM DVD PCB CD8502 PCB130 P.CON+5V D VMA249 P.CON+5V A CD4001 CP2602 P.CON+9V A CP3605 POWER PCB MOTOR GND PCB240 P.CON+5V D VPB155 P.CON+5V A DRIVE OPERATION PCB CD8501 CP8001 P.CON+9V A PCB270 MOTOR GND VEB980 COMMAND TRANSMITTER CP3601 TM101 BACK BACK...

  • Page 86: Waveforms

    WAVEFORMS Y/C/AUDIO/HEAD AMP MICON DEFLECTION 20µs 20ms 10ms 0.5V 2.0V 0.1µs 10ms 100mV 2.0V POWER ON SOUND AMP/SURROUND 20µs 50µs 10mV 200mV DEFLECTION 10ms 50µs 0.5V 0.5V 5.0V Hi-Fi/DEMODULATOR CHROMA/IF 5µs 20µs 10.0V 1.0V 0.5V POWER ON NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
  • Page 87 WAVEFORMS CHROMA/IF DEFLECTION 20µs 20µs 20µs 200V 0.5V 1.0V MICON 50µs 0.5ms 20µs 2.0V 0.5V 1.0V POWER ON 10ms 20µs 10ms 2.0V 0.5V 1.0V POWER ON DVD I/O 0.5µs 50µs 2.0V 100mV 0.5V POWER ON 20µs 50µs 2.0V 1.0V 2.0V POWER ON NOTE: The following waveforms were measured at the point of the corresponding...
  • Page 88 WAVEFORMS 20µs 20ns 10µs 100mV 20mV MPEG 20µs 500ns 10µs 50mV 20mV 20µs 20ns 10µs 100mV 20mV MEMORY READ 100ns 20ns 50mV 100mV 20mV AUDIO/VIDEO 100ns 10µs 20ns 50mV 20mV 50mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
  • Page 89 WAVEFORMS 500ns 10µs 50mV 50mV 500µs 10µs 50mV 50mV 500µs 10µs 50mV 50mV 10µs 10µs 50mV 50mV SYSCON1 10µs 50ns 50mV 100mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 90: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ310504 A5B7050720 CABINET,FRONT ASSY BZ710577 701WPA0686 HOLDER,DECK BZ710658 701WPA0751 HOLDER,DECK BZ710466 752WSA0230 SHIELD,CASE HEAD AMP BZ710659 752WSA0290 SHIELD,COMPO BZ710331 753WUAA006 SPRING,EARTH HEAD AMP BZ710497 85OP700037 HOLDER,LED BZ710498 85OP700038 HOLDER,END SENSOR BZ710459 761WPA0223 HOLDER,FBT...

  • Page 91: Chassis Replacement Parts List

    CHASSIS REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description BZ310375 A5B701Z420A DECK ASSY A5B701Z420A BZ710564 85OA400234 PINCH ROLLER BLOCK 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 92: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R401 BZ210258 R4X5T6472F R,METAL 4.7K OHM 1/6W ! R403 BZ210105 R4X5T6183F R,METAL 18K OHM 1/6W ! R405 BZ210231 R4X5T6153F R,METAL 15K OHM 1/6W ! R406 BZ210245 R3X18A101J R,METAL OXIDE 100 OHM 2W ! R412...
  • Page 93 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D101 BZ410095 0010100320 INFRARED LED LNA2702L010R D102 BZ410077 D2WXSB1400 DIODE,SCHOTTKY SB140-EIC D103 BZ410077 D2WXSB1400 DIODE,SCHOTTKY SB140-EIC D105 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D106 BZ410109 D97U02001B DIODE,ZENER MTZJ20B T-77 ! D402 BZ410063 D2WTAU02A0 DIODE,SILICON...
  • Page 94 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES ! D3617 BZ410007 D23TGP15J0 DIODE,SILICON RGP15J-G23 ! D3619 BZ410007 D23TGP15J0 DIODE,SILICON RGP15J-G23 ! D3620 BZ410115 D2LKB340L0 DIODE,SCHOTTKY SB340L-6737 ! D3621 BZ410007 D23TGP15J0 DIODE,SILICON RGP15J-G23 D3623 BZ410085 D2WXN40050 DIODE,SILICON 1N4005-EIC ! D3625 BZ410092...
  • Page 95 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS Q116 BZ510002 T8YJ2412K0 TRANSISTOR,SILICON 2SC2412KT146 R,S Q117 BZ510002 T8YJ2412K0 TRANSISTOR,SILICON 2SC2412KT146 R,S Q350 BZ510002 T8YJ2412K0 TRANSISTOR,SILICON 2SC2412KT146 R,S ! Q401 BZ510097 TCAT03227Y TRANSISTOR,SILICON KTC3227_Y-AT Q402 BZ510110 TC30041590 TRANSISTOR,SILICON 2SC4159(D,E) ! Q403 BZ510111...
  • Page 96 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS Q8006 BZ510002 T8YJ2412K0 TRANSISTOR,SILICON 2SC2412KT146 R,S Q8007 BZ510067 TNAAC05002 COMPOUND TRANSISTOR KRC103SRTK Q8501 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q8502 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q8503 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q8505 BZ510108 TAAA1504SY TRANSISTOR,SILICON...
  • Page 97 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description JACKS J2203 BZ614321 060Q401076 RCA JACK AV1-09D-4 J2204 BZ614397 060Q421026 RCA JACK AV1-09DS-2 J4201 BZ614398 060J431019 RCA JACK MSP-213V2-432 PBSN J4202 BZ614399 060J411018 RCA JACK MSP-213V1-432 PBSN J8007 BZ614400 060J401082 RCA JACK MSP-251V-05PBSN...
  • Page 98 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS CD3603 BZ614304 067U013029 WIRE HOLDER B2013H02-13P CD4501 BZ614373 122F061502 CORD,JUMPER 2F061502 CD602A BZ614431 WML6030038 FLAT CABLE AWM2468 A WG26 14C BLACK 300MM CD603A BZ614310 WCL6844038 FLAT CABLE AWM2468 A WG26 5C GRAY 440MM CD8002 BZ614413...
  • Page 99 ELECTRICAL REPLACEMENT PARTS LIST RESISTOR RC....CARBON RESISTOR CAPACITORS CC....CERAMIC CAPACITOR CE....ALUMI ELECTROLYTIC CAPACITOR CP....POLYESTER CAPACITOR CPP....POLYPROPYLENE CAPACITOR CPL....PLASTIC CAPACITOR CMP....... METAL POLYESTER CAPACITOR CMPL....METAL PLASTIC CAPACITOR CMPP....METAL POLYPROPYLENE CAPACITOR J3-8...
  • Page 100 TOSHIBA VIDEO PRODUCTS PTE. LTD. 438B ALEXANDRA ROAD, BLOCK B #06-01 ALEXANDRA TECHNOPARK SINGAPORE 119968...

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