Toshiba MD14F52 Service Manual
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Toshiba MD14F52 Service Manual

Toshiba MD14F52 Service Manual

Color television and dvd video player
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SERVICE MANUAL

COLOR TELEVISION/
DVD VIDEO PLAYER
The above model is classified as a green product (*1), as indicated by the underlined serial number.
This Service Manual describes replacement parts for the green product. When repairing this green
product, use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
FILE NO. 140-200605GR
MD14F52
DOCUMENT CREATED IN JAPAN, February, 2006 GREEN
(MFR'S VERSION A)

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  • Page 1: Service Manual

    SERVICE MANUAL COLOR TELEVISION/ DVD VIDEO PLAYER MD14F52 The above model is classified as a green product (*1), as indicated by the underlined serial number. This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in this manual and lead-free solder (*2).

  • Page 2: Green Product Procurement

    Hazardous Substances. From July 1, 2006, the RoHS Directive will prohibit any marketing of new products containing the restricted substances. Increasing attention is given to issues related to the global environmental. Toshiba Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities.

  • Page 3: Caution

    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 4: 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 5: Important Safeguards

    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 6 IMPORTANT SAFEGUARDS (CONTINUED) OUTDOOR ANTENNA GROUNDING If an outside antenna or cable system is connected to the unit, be sure the antenna or cable system is grounded so as to provide some protection against voltage surges and built-up static charges. Section 810 of the National Electrical Code, ANSI/NFPA 70, provides information with respect to proper grounding of the mast and supporting structure, grounding of the lead-in wire to an antenna discharge unit, size of grounding conductors, location of antenna discharge unit, connection to grounding electrodes, and requirements for the grounding electrode.
  • Page 7 IMPORTANT SAFEGUARDS (CONTINUED) EXAMPLE OF ANTENNA GROUNDING AS PER THE NATIONAL ELECTRICAL CODE ANTENNA LEAD IN WIRE GROUND CLAMP ANTENNA DISCHARGE UNIT (NEC SECTION 810-20) ELECTRIC SERVICE EQUIPMENT GROUNDING CONDUCTORS (NEC SECTION 810-21) GROUND CLAMPS POWER SERVICE GROUNDING NEC-NATIONAL ELECTRICAL CODE ELECTRODE SYSTEM (NEC ART 250, PART H) S2898A...

  • Page 8: When Replacing Dvd Deck

    WHEN REPLACING DVD DECK [ When removing the DVD Deck ] Before removing Pick Up PCB and DVD PCB connector, the short circuit the position shown in Fig. 1 using a soldering iron. If you remove the DVD Deck with no soldering, the Laser may be damaged. [ When installing the DVD Deck ] Remove all the soldering on the short circuit position after the connection of Pick Up PCB and DVD PCB connector.

  • Page 9: 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. Set the DVD Mode. Confirm that the 'No Disc' will be appeared on the screen. Press and hold the '7' key on the remote control unit.

  • Page 10: Table Of Contents

    TABLE OF CONTENTS GREEN PRODUCT PROCUREMENT ..................A1-1 LEAD-FREE SOLDER ........................ A1-1 CAUTION ............................ A1-2 SERVICING NOTICES ON CHECKING ..................A1-3 HOW TO ORDER PARTS ......................A1-3 IMPORTANT SAFEGUARDS ..................... A1-4~A1-6 WHEN REPLACING DVD DECK ....................A1-7 DISC REMOVAL METHOD AT NO POWER SUPPLY ............. A1-7 PARENTAL CONTROL-RATING LEVEL ..................

  • Page 11: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 14 inch / 357.0 mmV System CRT Type Flat Magnetic Field BV/BH +0.45G / 0.18G Color System NTSC Speaker 2 Speaker Position Front Size 1.5 x 2.7 inch Impedance 8 ohm Sound Output 1.0W + 1.0W 10%(Typical) DVD System...
  • Page 12 GENERAL SPECIFICATIONS On Screen Menu(TV) Display Menu Type Icon TV Setup Picture Audio Picture Preference Channel Setup TV/CABLE Auto CH Memory Add/ Delete V-chip Setup Language Sleep Timer CH / AV(LINE) / DVD Stereo/Audio Output Bilingual Control Volume Level Brightness / Contrast / Sharpness / Color Tint Bass/Treble/Balance Caption / Text...
  • Page 13 GENERAL SPECIFICATIONS G-10 On Screen Menu (DVD) Display Menu Type Icon Language Menu Subtitle Audio OSD Language(Set up Language) Video E.B.L. (Enhanced Black Level) TV Screen Size(4:3) OSD Display On/Off Picture Mode (Video/Film/Auto) JPEG Interval Screen Saver Audio DRC (Dynamic Range Control) Dialogue (On DRC[TV] / Off DRC[Std]) Surround System...
  • Page 14 GENERAL SPECIFICATIONS G-13 Remote Unit RC-MG Control Glow in Dark Remocon Remocon Format TOSHIBA Format TOSHIBA Custom Code 40-BF H, 44-BB H, 45-BA H, 45-BC H Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys 47 Key...
  • Page 15 GENERAL SPECIFICATIONS G-14 Features CABLE (TV) Auto Shut Off Auto Setup Auto CH Memory V-Chip USA V-chip CANADA V-chip Auto Search Game Position FM Transmitter Energy Star Closed Caption Comb Filter Protect of FBT Leak Circuit Picture Preference Choke Coil Power On Memory Features Tray Lock...
  • Page 16 1 Corner / 3 Edges / 6 Surfaces Height (cm) Container Stuffing (40' container) 476 Sets G-20 Material Cabinet Front 94V0 DECABROM Rear 94V0 DECABROM Jack Panel Non-Halogen Demand Eyelet Demand G-21 Environment Environmental standard requirement Green procurement of TOSHIBA Pb-free Phase3(Phase3A) Measures of Whisker A3-6...

  • Page 17: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 1-3: AV PCB/DVD BLOCK (Refer to Fig. 1-3) 1. REMOVAL OF MECHANICAL PARTS Remove the 2 screws 1. AND P.C. BOARDS Disconnect the following connectors: 1-1: BACK CABINET (Refer to Fig. 1-1) (CP301, CP302, CP401 and CP3800). Remove the 5 screws 1. Remove the AV PCB/DVD Block in the direction of arrow.
  • Page 18 DISASSEMBLY INSTRUCTIONS 1-5: DVD PCB/DVD DECK (Refer to Fig. 1-5) Short circuit the position shown in Fig. 1-5 using a soldering iron. If you remove the DVD Deck with no soldering, the Laser may be damaged. Remove the 4 screws 1. Remove the DVD Deck in the direction of arrow (A).

  • Page 19: Removal Of Dvd Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF DVD DECK PARTS NOTE 1. Do not disassemble the DVD DECK PARTS except listed parts here. Minute adjustments are needed if the Main Frame Ass'y disassemble is done. If the repair is needed except listed parts, replace the DVD MECHA ASS'Y.
  • Page 20 DISASSEMBLY INSTRUCTIONS 2-3: LOADING MOTOR PCB ASS'Y/ LOADING BELT (Refer to Fig. 2-3-A) Pulley Gear Rack Loading Remove the Loading Belt. Remove the screw 1. Main Gear Remove the 2 screws 2. Remove the Loading Motor PCB Ass'y. Main Frame Ass’y Remove the Pulley Gear.
  • Page 21 DISASSEMBLY INSTRUCTIONS 2-6: TRAVERSE HOLDER/INSULATOR (F)/INSULATOR NOTE (R) (Refer to Fig. 2-6-A) When pushing the Rack Feed in the direction of the Remove the Traverse Holder. arrow, it should be restored to the original position by the Remove the 2 Insulator (F). spring force.
  • Page 22 DISASSEMBLY INSTRUCTIONS 2-8: FFC WIRE HANDLING When installing the FFC, fold it correctly and install it as shown from Fig. 2-8-A to Fig. 2-8-C. NOTE Do not make the folding lines except the specified positions for the FFC. [ 24 pin FFC ] Pick Up Side 54 ±...

  • Page 23: Removal Of Anode Cap

    DISASSEMBLY INSTRUCTIONS 3. After one side is removed, pull in the opposite direction to 3. REMOVAL OF ANODE CAP 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 24: Removal And Installation Of Flat Package Ic

    DISASSEMBLY INSTRUCTIONS 3. When IC starts moving back and forth easily after 4. REMOVAL AND INSTALLATION OF FLAT desoldering completely, pickup the corner of the IC using PACKAGE IC a tweezers and remove the IC by moving with the IC REMOVAL desoldering machine.
  • Page 25 DISASSEMBLY INSTRUCTIONS INSTALLATION 4. When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- 1. 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 26: 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 and on the remote control for more than a the standard time in the appropriate condition.
  • Page 27 WHEN REPLACING EEPROM (MEMORY) IC CONFIRMATION OF INITIAL DATA 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. Table 1 Turn on the POWER, and set to the TV mode.

  • Page 28: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS BEFORE MAKING ELECTRICAL FUNCTION FUNCTION ADJUSTMENTS CNTNA CUT OFF COLCA Read and perform these adjustments when repairing the HVCO COLXA HPHA COLNA circuits or replacing electrical parts or PCB assemblies. VSIZ TNTCA VSHI SHRPA CAUTION RDRV BRTCD BDRV BRTXD •...
  • Page 29 ELECTRICAL ADJUSTMENTS 2-4: WHITE BALANCE 2-7: VERTICAL SIZE NOTE: Adjust after performing CUT OFF adjustment. Receive the monoscope pattern. Using the remote control, set the brightness and Place the set in Aging Test for more than 15 minutes. contrast to normal position. Receive the gray scale pattern from the Pattern Activate the adjustment mode display of Fig.
  • Page 30 ELECTRICAL ADJUSTMENTS 2-9: OSD POSITION 2-11: COLOR CENTER Receive the color bar pattern. (RF Input) Activate the adjustment mode display of Fig. 1-1. Using the remote control, set the brightness, contrast, Press the RIGHT/LEFT button on the remote control color and tint to normal position. until the difference of A and B becomes minimum.
  • Page 31 ELECTRICAL ADJUSTMENTS 2-12: CONTRAST MAX 2-15: Confirmation of Fixed Value (Step No.) Activate the adjustment mode display of Fig. 1-1 and Please check if the fixed values of the each of the press the channel button (16) on the remote control to adjustment items are set correctly referring below.

  • Page 32: Purity And Convergence

    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 33 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CRT PCB CD805 CP805 TP022 TP024 TP023 J801 CP802B CP803B CD802 VR3800 J4201 FB401 TP401 R408 TU001 CD3800 AC IN S3801 S3802 CP3800 VR402 CP802A CP8002 CD302 CP302 CD301 SPEAKER CP8001 (SP352) SPEAKER...
  • Page 34 DVD BLOCK DIAGRAM TV BLOCK DVD LOADER DM-3S REG+3.3V, 1.9V IC4003 BA33E00WHFP-TR A, B DVD/CDPD SSCTXD RF, A, B, C, D, E, F SSCRXD SSCCLK RDY[I/O(0)] DVD/CD, DVD_LD, CD, LD, VC MPEG/MICON/DSP/RF_AMP SPDIF IC4001 TR+/-, FO+/-, ZR36862PQCG-B DVD C SPINDLE/SLED/ MOT_LD+/-, FOCUS/TRACK_PWM, DVD Y...

  • Page 35: Tv Block Diagram

    TV BLOCK DIAGRAM OS2202 RESET MEMORY IC103 PST3231NR IC199 AT24C04N-10SU-2.7 POWER TU001 ON/OFF AUDIO OUT OPEN/CLOSE MICON IC101 STOP OEC6087A X101 PLAY 16MHz SKIP FF 36 37 SKIP REW FROM DVD BLOCK X602 DVD C 3.579545MHz DVD Y DVD_RESET SSCRXD SSCTXD R.OUT SSCCLK...

  • Page 36: Power Block Diagram

    POWER BLOCK DIAGRAM Q3001 DRIVER UNREG+3.8V Q3003 P. ON SW L3800 P.CON+5V REG. DEGAUSS COIL IC3002 KIA278R05PI P.CON+5V P.CON+5V (DVD) TRANSFORMER D3808, D3809, SWITCHING Q3008 F3800 D3815, D3816 T3800 DRIVER AT+5V RECTIFIER SOUND+B MOTOR+6V REG. IC3800 IC3001 BA00BC0WT-V5 Q3800 PS2561AL1-1-V(W) Q3803 FEED BACK MOTOR+B (+6V)

  • Page 37: Dvd

    PRINTED CIRCUIT BOARDS DVD (TOP SIDE) DVD (BOTTOM SIDE) CP2302 CP2303 CP2301 R2337 R2327 R2325 R2324 Q2303 R2329 R2326 R2330 R2323 R2328 C2307 R2355 Q2305 R2332 R2320 R2333 R2310 R2348 Q2302 Q2304 R2341 R2334 R2347 R2318 C2309 R2335 R2309 R4061 B4009 C4032 C4096...

  • Page 38: Av/Crt

    PRINTED CIRCUIT BOARDS AV/CRT (INSERTED PARTS) SOLDER SIDE R467 C405 VR402 R421 C434 D403 R429 W088 R2225 R434_2 C406 D411 W167 W087 CP302 CP401 J2201 R2226 IC401 R422 W160 W039 L402 R417 W085 HS401_1 W159 W086 R447 R418 W082 D405 R4281 W080 W083...
  • Page 39 PRINTED CIRCUIT BOARDS AV/CRT (CHIP MOUNTED PARTS) SOLDER SIDE Q4205 Q4203 Q4201 R147 R4210 Q4206 IC199_1 R143 Q3003 R4216 Q4204 CME066B Q4202 R4202 R2214 R4221 Q2201 R2201 Q104 R2215 Q605 R110 Q601 IC601 Q101 R3008 R117 Q3804 R136 Q602 IC103 R101 R2218 Q3007...
  • Page 40 PRINTED CIRCUIT BOARDS LOADING MOTOR (INSERTED PARTS) LOADING MOTOR (CHIP MOUNTED PARTS) SOLDER SIDE SOLDER SIDE CD2302 SOLDER SIDE D D0 0 CD2301 M2601 M2602...
  • Page 41 MPEG/MICON/DSP SCHEMATIC DIAGRAM (DVD PCB) C4038 0.01 B FROM/TO AUDIO/VIDEO JG001 UNREG+3.8V JG002 SYS_MUTE JG003 BOOT2 DVD-H JG004 DAC_VIDEO_C BOOT1 C4096 D4005 DAC_VIDEO_B R4052 JG005 DUPTD1 DAC_VIDEO_D JG006 1SS355 DUPRD1 0.001 B 4.7K ASDATA0 JG007 DUPTD0 ABCLK C4032 JG008 ALRCLK DUPRD0 W837 0.001 B...
  • Page 42 MEMORY SCHEMATIC DIAGRAM (DVD PCB) 16M SDRAM IC4009 FROM/TO MPEG/MICON/DSP M12L16161A-7TG FLASH IC 8M C4050 SD_A0 IC4007 SST39VF1601-70-4C-EKE SD_A1 0.1 F SD_A2 HA16 HA15 SD_A3 SD_D15 SD_D0 DQ15 SD_A4 SD_A5 C4064 HA14 SD_A6 VCCQ SD_D14 SD_D1 DQ14 SD_A7 0.1 F SD_A8 HA13 SD_A9...
  • Page 43 MOTOR DRIVE SCHEMATIC DIAGRAM (DVD PCB) FROM/TO MPEG/MICON/DSP DVD/CD DVD_LD CD_LD DVD/CDPD FROM/TO LOADER OPU_A OPU_B OPU_C CP2301 OPU_D LD07T2-24ND-03 OPU_E OPU_F HOME (RF_GND) DVD/CDPD MON(DVD) TOUT_SW NC(SW) TIN_SW VR/DVD B2304 VOL(DVD) RF_A5V P.CON+A5V JG017 JG018 GND(DVD) JG056 MMZ1608R102CT TRACK_PWM DVDLD FOCUS_PWM LD(DVD)
  • Page 44 AUDIO/VIDEO SCHEMATIC DIAGRAM (DVD PCB) FROM/TO MPEG/MICON/DSP DAC_C_VIDEO C8105 DAC_VIDEO_C DAC_VIDEO_C 12P CH DAC_VIDEO_B L8102 P.CON+5V 1uH 0305 C8108 RESET W819 DAC_VIDEO_B DAC_B_VIDEO 12P CH L8103 AMCLK 1uH 0305 ABCLK ALRCLK TP8101 ASDATA0 TP8102 P-H/I-L P-H/I-L DVD-H TP8103 SYS_MUTE TP8104 TP8105 TP8106 W826...
  • Page 45 REGULATOR SCHEMATIC DIAGRAM (AV PCB) P.CON+5V_REG IC IC3002 KIA278R05PI FROM POWER R3013 UNREG+5V POWER_ON_H UNREG+5V 1K 1/4W P.CON+5V HS3001 763WSA0029 TO SOUND AMP P.CON+9V UNREG+12V MOTOR+6V_REG IC P.CON+12V P.CON+5V (DVD) IC3001 UNREG+8V BA00BC0WT-V5 R3005 UNREG+3.8V (MOTOR) 1.8 3W DRIVER Q3001 R3015 TO CHROMA KTA1281_Y...
  • Page 46 MICON /TUNER SCHEMATIC DIAGRAM (AV PCB) FROM/TO IN/OUT 0 32.1 C008 I2C_OFF 0.01 B REMOCON KEY_A KEY_B POWER_ON_H R119 POWER_FAIL Q104 FROM/TO STEREO KTA1504S_Y_RTK TUNER_AUDIO D101 R125 FROM/TO CHROMA 1SS133 4.7K TUNER_AUDIO R140 OSD_Y R144 OSD_B D106 R141 1.5K OSD_G R145 1.5K 1SS133...
  • Page 47 SOUND AMP SCHEMATIC DIAGRAM (AV PCB) FROM MICON/TUNER VOL_PWM POWER_ON_H1 FROM POWER R310 SOUND+B SOUND_GND SOUND AMP IC SOUND AMP IC IC352 IC353 AN7513 AN7513 C335 330P CH FROM CHROMA R312 R305 SW_A_OUT_L 18K 1/4W R313 SW_A_OUT_R 18K 1/4W W852 R308 FROM/TO SPEAKER R CH...
  • Page 48 IN/OUT SCHEMATIC DIAGRAM AT+5V (AV PCB) OS2202 ROM-N3138SR Vout POWER_ON_H Q2201 KRC103SRTK SOUND_GND REMOCON R2214 R2216 R2218 R2220 R2221 R4203 AT+5V 1.5K 2.7K 5.6K 100 1/4W FROM/TO STEREO AUDIO_OUT_L AUDIO_OUT_R FRONT_A_IN_L KEY_A FRONT_A_IN_R R2215 R2217 R2219 KEY_B 1.5K L4202 R4281 FRONT_A_IN_R R4282 100uH...
  • Page 49 DEFLECTION SCHEMATIC DIAGRAM V.OUTPUT IC IC401 LA78040N (AV PCB) THERMAL PROTECTION PUMP UP 25.5 12.9 24.8 TO DY CP401 A1561WV2-A5P L402 ELH5L4113 R413_3 R416 R426 12K 1/4W +-1% 27K 1/4W FROM/TO CHROMA 1K 1W R424 V_OUT C450 3.3K 1/4W V_RANP_FB 0.001 H_OUT HS401_1...
  • Page 50 CRT SCHEMATIC DIAGRAM FROM CHROMA CP802B (CP802A) (CRT PCB) B2013H02-6P CLAMP G.OUT R.OUT B.OUT CLAMP_OFF FROM DEFLECTION CP803B (CP803A) B2013H02-4P HEATER 180V 180V FROM/TO DEFLECTION W873 W871 CP805 (CD801_1) W872 A2361WV2-2P 7.38 7.38 7.38 122.8 127.6 125.1 6.94 6.95 6.96 BLUE OUT GREEN OUT RED OUT...
  • Page 51 POWER SCHEMATIC DIAGRAM (AV PCB) R3819 D3823 30PRA60-FC TO DEFLECTION D3821 W807 DEGAUSS COIL RU2AM-EIC L3800 CP3800 C3824 8R140023 A1561WV2-2P 470P R3828 W833 UNREG+12V 0.22 1W D3825 D3818 R3829 R3830 TO SOUND AMP 100 1/4W 1K 1/4W 1N4937-PAN MTZJ12B-EIC SOUND_GND AC120V_60Hz TH3800_2 D3824...
  • Page 52 CHROMA SCHEMATIC DIAGRAM (AV PCB) FROM REGULATOR DVD_Y DVD_C P.CON+5V P.CON+8V L603 FROM/TO POWER C643 P.CON+8V 100uH 0305 C609 C628 L601 0.01 C608 P.CON+8V PROTECT 100uH 0305 TO CRT R650 H_OUT R646 CP802A (CP802B) IC601 M61277FP-DF0H 1K 1/4W B2013H02-6P 33K 1/4W Q602 R641 R612...
  • Page 53 STEREO SCHEMATIC DIAGRAM (AV PCB) FROM/TO MICON/TUNER TUNER_AUDIO TO CHROMA C924_1 JACK_AUDIO_L C923_1 JACK_AUDIO_R R908 IIC Decoder St.PLL OUT SW Pilot Input Cancel Switch L-R Filter L-R Demod Matrix De-Emph Pilot (L-R)/SAP Filter Filter Filter FROM/TO IN/OUT 75us L+R Filter L+R Demod Stereo Noise...

  • Page 54: Loading Motor/Sw

    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 55 INTERCONNECTION DIAGRAM COMMAND TRANSMITTER TM101 TM101 OS2202 Vout DVD PCB PCB130 DME060 CP2301 GND(PDIC) GND(PDIC) COAXIAL WHITE J4201 YELLOW VREF VREF FRONT VIDEO JACK FRONT AUDIO JACK FRONT AUDIO JACK J2203 J2204 J2202 HEADPHONE_JACK J2201 DVD/CD DVD/CD MON(COM) MON(COM) GND(CD) GND(CD) L4002 DRIVE...

  • Page 56: Mpeg/Micon/Dsp

    WAVEFORMS MPEG/MICON/DSP AUDIO/VIDEO POWER ON 500µs 10ns 0.2ms 500mV 100mV 1.0V POWER ON 500µs 0.2ms 500mV 20mV 1.0V POWER ON 20ns 10µs 1.0V 200mV 1.0V POWER ON 10µs 200ns 50µs 1.0V 200mV 1.0V MICON/TUNER MEMORY CHROMA POWER ON POWER ON 20µs 0.2ms 500mV...

  • Page 57: Sound Amp

    WAVEFORMS STANDBY POWER ON DVD PLAY 0.5µs 20µs 0.5ms 100mV 0.5V 200mV DVD PLAY POWER ON POWER ON 10µs 10µs 20µs 0.5V 2.0V 2.0V SOUND AMP STEREO POWER ON POWER ON POWER ON 10µs 2.0V 100mV 50mV POWER ON POWER ON POWER ON 10µs 2.0V...

  • Page 58: Deflection

    WAVEFORMS DEFLECTION POWER POWER ON STANDBY 5µs 10.0V 5.0V POWER ON STANDBY 20µs 5µs 5.0V 5.0V SOUND AMP POWER ON 20µs 50mV 5.0V POWER ON 20µs 50mV POWER ON 20µs NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 59: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 102B 102C 102A 102C PCB110 (CRT PCB ASS'Y) 101B 101I 101H 101J 101F 101I 101G 101J 101C 101D 101E 101J 101J 101K 101A I1-1...
  • Page 60 MECHANICAL EXPLODED VIEW PCB130 (DVD PCB ASS'Y) PCBD20 (AV PCB ASS'Y) I1-2...
  • Page 61 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) 127, 128, 129, 130, BL001, TM101 I1-3...

  • Page 62: Dvd Deck Exploded View

    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 63: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description 72783644 7A701A341A FRONT CABI ASS'Y 101A 72783645 701WPJC951 CABINET FRONT 101B 72783646 712WPJC245 FLAP DVD 101C 72783647 713WPAA205 GLASS LED 101D 72783648 713WPAA204 GUIDE REMOCON 101E 72783649 735WPAA894 BUTTON FRAME 2 101F 72783650 735WPAA895...

  • Page 64: Dvd Deck Replacement Parts List

    DVD DECK REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description ! 600 72783201 A2I301H650 DVD MECHA ASS'Y A2I301H650 72795767 92P100109A HOLDER,TRAVERSE 72795768 92P100094A CLAMPER 72795769 92P100088A GEAR,MOTOR 72798813 92AAA0013A FEED RACK ASS'Y 72795771 92P200013A INSULATOR(F) 72795772 92P200014A INSULATOR(R) 72781331 92SBB0029A LOADER SUB ASS'Y...

  • Page 65: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS R310 72797922 R3X28B2R2J R,METAL OXIDE 2.2 OHM 3W ! R401 72781694 R3K58A331J R,METAL OXIDE 330 OHM 2W ! R402 72781689 R3K58A151J R,METAL OXIDE 150 OHM 2W ! R408 72783635 R3K28AR56J R,METAL...
  • Page 66 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D806 72794491 D1VT001330 DIODE,SILICON 1SS133T-77 D2201 72796482 0021E2Q140 LTL-1CHEE-002A D2303 72795897 DD7R0S3550 DIODE,SILICON 1SS355 TE-17 D2304 72795897 DD7R0S3550 DIODE,SILICON 1SS355 TE-17 D3001 72783209 D2MXN40020 DIODE,FAST RECOVERY 1N4002-PAN D3002 72783210 D9WU01002B DIODE,ZENER...
  • Page 67 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS ! Q805 72795971 TC3F042170 TRANSISTOR,SILICON 2SC4217(D,E)-RAC ! Q806 72795971 TC3F042170 TRANSISTOR,SILICON 2SC4217(D,E)-RAC Q2201 72794567 TNAAC05002 COMPOUND TRANSISTOR KRC103SRTK Q2301 72795964 T67J1036K0 TRANSISTOR,SILICON 2SA1036KT146 Q2302 72795965 T67J048TL0 TRANSISTOR,SILICON 2SA2048TL Q2303 72794571 TCAA3875SY...
  • Page 68 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS B4001 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4002 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4003 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4005 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4006 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4007 72795787 0246C51024 CORE,BEADS MMZ1608R102CT B4008...
  • Page 69 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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