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Toshiba MD20F51 Service Manual

Color television/dvd video player
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See also: Owner's Manual
FILE NO. 140-200508
(MFR'S VERSION A)

SERVICE MANUAL

COLOR TELEVISION/
DVD VIDEO PLAYER
MD20F51/
MD20F51C
DOCUMENT CREATED IN JAPAN, March, 2005

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Summary of Contents for Toshiba MD20F51

  • Page 1: Service Manual

    FILE NO. 140-200508 (MFR’S VERSION A) SERVICE MANUAL COLOR TELEVISION/ DVD VIDEO PLAYER MD20F51/ MD20F51C DOCUMENT CREATED IN JAPAN, March, 2005...

  • Page 2: Caution

    • Place the unit on a workstation equipped to protect against static electricity, such as conductive mat. • Soldering iron with ground wire or ceramic type is used. • A worker needs to use a ground conductive wrist strap for body. A1-1 MD20F51/MD20F51C...

  • Page 3: Servicing Notices On Checking

    The MODEL NUMBER can be found on the back of each product and the VERSION LETTER can be found at the end of the SERIAL NUMBER. 2. PART NO. and DESCRIPTION You can find it in your SERVICE MANUAL. A1-2 MD20F51/MD20F51C...

  • Page 4: Important Safeguards

    Do not push objects through any openings in this unit, as they may touch dangerous voltage points or short out parts that could result in fire or electric shock. Never spill or spray any type of liquid into the unit. A1-3 MD20F51/MD20F51C...
  • Page 5 This reminder is provided to call the CATV system installer’s attention to Article 820-40 of the NEC that provides guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding system of the building, as close to the point of cable entry as practical. A1-4 MD20F51/MD20F51C...
  • Page 6 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 A1-5 MD20F51/MD20F51C...

  • Page 7: When Replacing Dvd Deck

    Remove the Back Cabinet and AV PCB/DVD Block. (Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) Rotate the Main Gear in the direction of the arrow by hand. (Refer to Fig. 1) Manually open the Tray. Main Gear Deck CD Fig. 1 A1-6 MD20F51/MD20F51C...

  • Page 8: Parental Control-Rating Level

    Press it in order of 'SETUP', 'SUBTITLE', '3', 'AUDIO' and '0' key of a remote control unit. The On Screen Display message ' ' will appear. The Tray Lock has now been cleared. NOTE: No indications on the screen when the Tray Lock is setting. A1-7 MD20F51/MD20F51C...

  • Page 9: About Lead Free Solder (Pbf)

    When soldering or unsoldering, completely remove all of the solder from the pins or solder area, and be sure to heat the soldering points with the lead free solder until it melts sufficiently. Recommendations Recommended lead free solder composition is Sn-3.0Ag-0.5Cu. A1-8 MD20F51/MD20F51C...

  • Page 10: Table Of Contents

    INTERCONNECTION DIAGRAM ....................G-29, G-30 WAVEFORMS ..........................H-1~H-3 MECHANICAL EXPLODED VIEWS ................... I1-1~I1-3 DVD DECK EXPLODED VIEW ....................I2-1 MECHANICAL REPLACEMENT PARTS LIST ................. J1-1, J1-2 DVD DECK PLACEMENT PARTS LIST ..................J2-1 ELECTRICAL REPLACEMENT PARTS LIST ................J3-1~J3-10 MD20F51/MD20F51C A2-1...

  • Page 11: General Specifications

    CD Power Power Source 120V, 60Hz Power Consumption at AC 115W at 120V 60Hz at DC Stand by (at AC) at 120V 60Hz Per Year -- kWh/Year Protector Power Fuse Safety Circuit IC Protector(Micro Fuse) Dew Sensor A3-1 MD20F51...
  • Page 12 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 Auto Search/Position Game Mute A3-2 MD20F51...
  • Page 13 English, French, Spanish (DVD) English, French, Spanish G-12 Clock and Sleep Timer Max Time 120 Min Timer Step 10 Min On/Off Timer Program(On Timer / Off Timer) Wake Up Timer Timer Back-up (at Power Off Mode) more than A3-3 MD20F51...
  • Page 14 Cancel Audio Select Angle Subtitle Top Menu Menu DVD Menu Return CH Up CH Down Vol Down Vol Up Up/ Set+ Down/ Set- Left/Select- Right/Select+ Enter Play Mode Input Select/Zoom Repeat A-B Mute Open/Close Sleep Marker Jump Game A3-4 MD20F51...
  • Page 15 Loop Antenna Terminal U/V Mixer 300 ohm to 75 ohm Antenna Adapter Antenna Change Plug Guarantee Card Registration Card Warranty Card ESP Card Service Station List DC Car Cord (Center+) Columbia Offer Sheet Sheet Information (Return) Netflix Card A3-5 MD20F51...
  • Page 16 Height (cm) 60 (ORION SPEC:31) Container Stuffing (40' container) 216 Sets G-20 Material Cabinet Front 94V0 DECABROM Rear 94V0 DECABROM Jack Panel Non-Halogen Demand Eyelet Demand G-21 Environment Environmental standard requirement (by buyer) Green procurement of TOSHIBA Pb-free Phase3(Phase3A) A3-6 MD20F51...
  • Page 17 GENERAL SPECIFICATIONS CRT Size / Visual Size 20 inch / 508.0 mmV System CRT Type Flat Magnetic Field BV/BH +0.45G / 0.18G Color System NTSC Speaker 2 Speaker Position Front Size 1.8 x 3.9 Inch Impedance 8 ohm Sound Output 5W + 5W 10%(Typical) DVD System...
  • Page 18 GENERAL SPECIFICATIONS Power Power Source 120V, 60Hz Power Consumption at AC 115W at 120V 60Hz at DC Stand by (at AC) at 120V 60Hz Per Year -- kWh/Year Protector Power Fuse Safety Circuit IC Protector(Micro Fuse) Dew Sensor Regulation Safety Radiation X-Radiation Laser...
  • Page 19 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 Audio DRC (Dynamic Range Control) Dialogue (On DRC[TV] / Off DRC[Std]) Surround System...
  • Page 20 GENERAL SPECIFICATIONS G-13 Remote Unit RC-KG 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 48 Key...
  • Page 21 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 (2lines) Protect of FBT Leak Circuit Picture Preference Choke Coil Power On Memory Features Tray Lock...
  • Page 22 Height (cm) 60 (ORION SPEC:31) Container Stuffing (40' container) 216 Sets G-20 Material Cabinet Front 94V0 DECABROM Rear 94V0 DECABROM Jack Panel Non-Halogen Demand Eyelet Demand G-21 Environment Environmental standard requirement (by buyer) Green procurement of TOSHIBA Pb-free Phase3(Phase3A) A3-12 MD20F51C...

  • Page 23: Disassembly Instructions

    (Refer to REMOVAL OF ANODE CAP) Top Shield Disconnect the following connector: (CP801). Remove the CRT PCB in the direction of arrow. CRT PCB Front Cabinet DVD Block CP8002 CP801 CP8001 AV PCB Jack Shield Fig. 1-2 Bottom Plate Fig. 1-4 B1-1 MD20F51/MD20F51C...
  • Page 24 Pick Up Unit to keep the Flux smoke away from it. 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. B1-2 MD20F51/MD20F51C...

  • Page 25: Removal Of Dvd Deck Parts

    Tray Loader Ass'y Fig. 2-1-B 2-2: TRAVERSE ASS'Y (Refer to Fig. 2-2-A) Remove the screw 1. Unlock the 2 supports 2. Remove the Insulator (R) from the Loader Sub Ass'y. Remove the Traverse Ass'y. Check Hook Fig. 2-2-C B2-1 MD20F51/MD20F51C...
  • Page 26 A and B. Fig. 2-5-A Rack Loading Soldering NOTE 1. In case of the Clamper Ass'y installation, install correctly as Fig. 2-5-B. Plate Clamper Clamper No gap Check Hook Loading Motor PCB Ass’y Fig. 2-3-C Fig. 2-5-B B2-2 MD20F51/MD20F51C...
  • Page 27 Remove the Rack Feed Ass'y. Feed Motor Remove the screw 2. Remove the Switch PCB Ass'y. Remove the 2 screw 3. Safety surface for pressing Remove the Feed Motor. of the insert. Fig. 2-7-C Remove the Gear Motor. B2-3 MD20F51/MD20F51C...
  • Page 28 • Proceed the steps (1) through (4). Fig. 2-8-C 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 ] Fold Fig. 2-8-A B2-4 MD20F51/MD20F51C...

  • Page 29: Removal Of Anode Cap

    Fig. 3-5. arrow and remove one side of the support. (Refer to Fig. 3-2.) Rubber Cap Support Fig. 3-5 Support Fig. 3-2 Confirm that the Support is securely connected. Put on the Rubber Cap without moving any parts. B3-1 MD20F51/MD20F51C...

  • Page 30: Removal And Installation Of Flat Package Ic

    Shield Wire. (Refer to Fig. 4-4.) NOTE Do not move the Braided Shield Wire in the vertical Blower type IC direction towards the IC pattern. desoldering machine Braided Shield Wire Soldering Iron Fig. 4-2 IC pattern Fig. 4-4 B4-1 MD20F51/MD20F51C...
  • Page 31 Fig. 4-6 3. Absorb the solder left on the lead using the Braided Shield Wire. (Refer to Fig. 4-7.) NOTE Do not absorb the solder to excess. Soldering Iron Braided Shield Wire Fig. 4-7 B4-2 MD20F51/MD20F51C...

  • Page 32: Service Mode List

    After the confirmation of using hours, turn off the power. = (16 x 16 x 16 x thousands digit value) + (16 x 16 x hundreds digit value) + (16 x tens digit value) FIG. 1 + (ones digit value) MD20F51/MD20F51C...

  • Page 33: When Replacing Eeprom (Memory) Ic

    Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds. After the finishing of the initializing of shipping, the unit will turn off automatically. The unit will now have the correct DATA for the new MEMORY IC. MD20F51/MD20F51C...

  • Page 34: Electrical Adjustments

    Press the MENU button on the remote control to end the Activate the adjustment mode display of Fig. 1-1 and adjustments. press the channel button (03) on the remote control to select "CUT OFF". Adjust the Screen Volume until a dim raster is obtained. MD20F51/MD20F51C...
  • Page 35 R-ch output becomes minimum. (Refer to Fig. 2-1) Set the multi-sound signal generator L-ch=Non input, R-ch=1KHz and receive the RF signal. Connect the oscilloscope to the SP352 code. Then horizontal line perform the above adjustments 3~7. Notch Shadow mask Fig. 2-1 MD20F51/MD20F51C...
  • Page 36 GAME mode. Activate the adjustment mode display of Fig. 1-1 and press the channel button (54) on the remote control to select "BRTCG". Press the RIGHT/LEFT button on the remote control to MD20F51/MD20F51C set the same step numbers as the AV.
  • Page 37 CONT. GAME(MIN) COLOR(MIN) SUB BIAS SHARPNESS TUNING V MUTE SUB BIAS POWER ON V MUTE BRI. AV(MAX) H. FREQ BRI. AV(MIN) CONT. AV(CENT.) CONT. AV(MIN) COL. AV(MAX) White 100% COL. AV(MIN) Fig. 2-4 SHARPNESS AV SUB BIAS BRI. DVD(MAX) MD20F51/MD20F51C...

  • Page 38: Purity And Convergence

    Confirm red and blue colors. Adjust the slant of the deflection yoke while watching the WEDGE screen, then tighten the fixing screw. DEFLECTION YOKE WEDGE POSITION DEFLECTION YOKE SCREW Fig. 3-2-b MAGNET SCREW 6 POLE MAGNETS 4 POLE MAGNETS PURITY MAGNETS Fig. 3-1 MD20F51/MD20F51C...
  • Page 39 CP802B CP801 CD802 VR3800 J4201 CP803A FB401 TP401 CD3800 AC IN S3801 S3802 VR402 CP802A CP8002 CD302 CP302 CD301 SPEAKER CP8001 (SP352) SPEAKER (SP351) J2202 AV PCB DVD DECK CP2303 CP8101 CP2302 CD4002 CP2301 DVD PCB CD2001 CD2301 CD2302 MD20F51/MD20F51C...
  • Page 40 HOME, TIN_SW, TOUT_SW DVD_A_OUT_L PCM1753DBQR ML, MC, MD, AMCLK, ABCLK, DVD_A_OUT_R ALRCLK, ASDATA0 HA0~A19, HD0~D15, MEMCS0, RD, WR 8Mbit Flash IC4007 SST39VF800A-70-4C-EKE SD_A0~A10 16Mbit SDRAM SD_D0~D15 IC4009 K4S161622H-UC60 SD_A0~A10 16Mbit SDRAM A---3.3V SD_D0~D15 IC4008 B---1.8V K4S161622H-UC60 C---3.8V D---5V E---9V MD20F51/MD20F51C...

  • Page 41: Tv Block Diagram

    IC601 LA76319NM-MPB-E L CH SW IC906 NJM2533V SPEAKER (TE2) SP351 SOUND AMP SPEAKER IC351 AN5276 SP352 J4201 J2202 J2203 J2204 J4203 *A---AT+5.6V *B---P.CON+9V TONE CONTROL R CH SW IC302 AN5891SA-E1V *C---CHROMA+5V IC905 SOUND+B HEADPHONE NJM2533V *D---P.CON+A5V J2201 (TE2) *E---P.CON+12V *F---P.CON+25V MD20F51/MD20F51C...

  • Page 42: Power Block Diagram

    D3815, D3816 T3800 RECTIFIER SOUND+B 5V REG. IC3800 IC3002 KIA7805API PS2561AL1-1-V(W) Q3800 Q3803 FEED BACK P.CON+5V FEED BACK POWER 9V REG. IC3005 KIA7809API P.CON+D9V Q3002 DRIVER P.CON+12V Q3007 P.ON SW POWER_ON_H Q3005 P.CON+9V DRIVER Q3000 DRIVER Q3001 DVD_H FB401 MD20F51/MD20F51C...

  • Page 43: Dvd

    R4058 C4016 C4017 R4040 C4095 C4093 D4003 C4094 C4038 B4005 IC4002 IC4009 C4077 R4036 D8112 R4037 C4040_1 D8111 C4074 C4061 C8107 IC4008 R4057 C8104 IC4003 C4058 C4059 C8113 W818 R4070 C8126 C4042 R8112 R8113 Q4004 C8122 CD4002 CP8101_2 S800Y MD20F51/MD20F51C...

  • Page 44: Av/Crt

    - REPLACE AS MARKED . L4201 S803X W896 W856 S809Y RISK OF FIRE L3000 SW2213 W895 W154 CP8001 W153 W241 W076 W239 TU001 W240 W878 R614 W238 W801 S001Y W149 W023 CP802A CP301 Q3003 S801Y R4205 CP101 CP8002 S802X W251 CD3800 MD20F51/MD20F51C...
  • Page 45 R103 Q1501 R115 R4237 IC4203 R125 R2215 R611 R610 Q3001 R609 Q605 Q601 W809 R625 R2218 CME012A W901 Q3007 R912 R911 R2221 W861 R816 Q902 R809 W903 R811 R801 IC902 R810 Q301 IC906 CCE012A IC302 IC905 R4281 R355 R420 MD20F51/MD20F51C...

  • Page 46: Loading Motor/Sw

    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 MD20F51/MD20F51C...
  • Page 47 RAMWE# RAMCLK PCB130 TP4003 DMD020 NOTE:THE DC VOLTAGE EACH PART WAS NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DIGITAL AUDIO SIGNAL(PB) MEASURED WITH THE DIGITAL TESTER OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DURING PLAYBACK. MD20F51/MD20F51C...

  • Page 48: Memory

    MMZ1608R102CT P.CON+3.3V FROM AUDIO/VIDEO MEMCS0 RESET PCB130 DMD020 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 DURING PLAYBACK. MD20F51/MD20F51C...
  • Page 49 C2307 0.1 B R2304 JG057 JG058 PCB130 DMD020 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 DURING PLAYBACK. MD20F51/MD20F51C...
  • Page 50 + COMPONENT SIGNAL(U) 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 B.SIGNAL + COMPONENT SIGNAL(V) DURING PLAYBACK. AUDIO SIGNAL(PB) MD20F51/MD20F51C...
  • Page 51 CRITICAL FOR SAFETY,USE ONES AUDIO SIGNAL(PB) MEASURED WITH THE DIGITAL TESTER DANGEREUSES AN POINT DE VUE SECURITE DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES DURING PLAYBACK. PLAYBACK LUMINANCE SIGNAL DANS LA NOMENCLATURE DES PIECES PLAYBACK COLOR SIGNAL MD20F51/MD20F51C G-10...
  • Page 52 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE PLAYBACK VIDEO SIGNAL DESCRIBED IN PARTS LIST ONLY WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. G.SIGNAL N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES PLAYBACK LUMINANCE SIGNAL R.SIGNAL MD20F51/MD20F51C G-11 G-12...
  • Page 53 CAUTION: DIGITAL TRANSISTOR OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST PLAYBACK COLOR SIGNAL PLAYBACK VIDEO SIGNAL WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. B.SIGNAL DEFLECTION SIGNAL G.SIGNAL R.SIGNAL MD20F51/MD20F51C G-13 G-14...
  • Page 54 CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE AUDIO SIGNAL(PB) WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES TUNER AUDIO SIGNAL MD20F51/MD20F51C G-15 G-16...
  • Page 55 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE AUDIO SIGNAL(PB) DURING PLAYBACK. DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES DIGITAL AUDIO SIGNAL(PB) DANS LA NOMENCLATURE DES PIECES MD20F51/MD20F51C G-17 G-18...
  • Page 56 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION: DIGITAL TRANSISTOR WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE AUDIO SIGNAL WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. AUDIO SIGNAL(PB) MD20F51/MD20F51C G-19 G-20...
  • Page 57 CRITICAL FOR SAFETY,USE ONES N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY IS NON POLAR ONE. DANS LA NOMENCLATURE DES PIECES NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE MD20F51/MD20F51C G-21 G-22...
  • Page 58 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE G.SIGNAL WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES B.SIGNAL MD20F51/MD20F51C G-23 G-24...
  • Page 59 WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY CAUTION DANS LA NOMENCLATURE DES PIECES :FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE 5A 125V(F3800). MD20F51/MD20F51C G-25 G-26...
  • Page 60 LOADING MOTOR(-) BCZ3B03 FEED MOTOR (+) M2603 SPINDLE MOTOR (-) BCZ3B52 SPINDLE MOTOR (+) M2601 JCV9B06 PCB640 PCB610 DED002 DED003 NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE G-27 MD20F51/MD20F51C G-28...
  • Page 61 :SINCE THESE PARTS MARKED BY OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES MD20F51/MD20F51C G-29 G-30...

  • Page 62: Audio/Video

    POWER ON 20 s 200ns 0.2ms 0.5V 1.0V 1.0V AUDIO/VIDEO STANDBY POWER ON 500 s 0.5 s 0.2ms 500mV 50mV 1.0V The following waveforms were measured at the point of the corresponding NOTE: balloon number in the schematic diagram. MD20F51/MD20F51C...

  • Page 63: Sound Amp

    POWER ON POWER ON POWER ON 10ms 0.5V 50mV 200mV POWER ON POWER ON POWER ON 20 s 0.5V 200mV 200mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. MD20F51/MD20F51C...

  • Page 64: Deflection

    POWER POWER ON STANDBY 10.0V 5.0V POWER ON STANDBY 20 s 5.0V 5.0V POWER ON 20 s POWER ON 20 s NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. MD20F51/MD20F51C...

  • Page 65: Mechanical Exploded Views

    MECHANICAL EXPLODED VIEW 102C 102B 102A PCB110 102B (CRT PCB ASS'Y) 101H 101D 101B 101H 101H 101F 101G 101C 101E 101A I1-1 MD20F51/MD20F51C...
  • Page 66 MECHANICAL EXPLODED VIEW PCB130 (DVD PCB ASS'Y) PCB250 (AV PCB ASS'Y) I1-2 MD20F51/MD20F51C...
  • Page 67 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) 134, 135, 136, 137, 138, BL001, TM101 I1-3 MD20F51/MD20F51C...

  • Page 68: Dvd Deck Exploded View

    If the repair is needed, replace the DVD MECHA ASS'Y. M2602 NOTE: Applying positions AA for the grease are displayed for this section. CLASS MARK Check if the correct grease is applied for each position. GREASE I2-1 MD20F51/MD20F51C...

  • Page 69: Mechanical Replacement Parts List

    SCREW,TAP TITE(B) BIND AE005474 810923070U SCREW,TAP TITE(B) R BIND AE003528 8110630A0U SCREW,TAP TITE(P) BRAZIER 3x10 AE003531 810763080U SCREW,TAP TITE(S) BRAZIER AE005541 810F13080U SEMS(F) AE003530 811022680U SCREW,TAP TITE(P) BIND 2.6x8 AE003529 811063080U SCREW,TAP TITE(P) BRAZIER AE005398 8162540A6U SCREW,TAPPING (BO) WASHER 18 J1-1 MD20F51...
  • Page 70 MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE006434 7A701A367A FRONT CABI ASS'Y 101A AE006435 701WPJC977 CABINET,FRONT 101B AE006436 711WPAA123 PLATE,FRONT 101C AE006437 713WPAA191 GLASS,LED 101D AE006438 713WPAA190 GUIDE,REMOCON 101E AE004182 723549A040 BADGE,BRAND 101F AE006439 735WPAA806 STOPPER,BUTTON 101G AE006440 735WPBB365...

  • Page 71: Dvd Deck Replacement Parts List

    CD2302 AE003559 122H052601 CORD JUMPER 2H052601 M2602 AE005930 1515S98003 FEED MOTOR BCZ3B03B M2603 AE005931 1596S18003 MOTOR,LOADING BCZ3B52B PCB610 AE005932 A5R801V610 PCB ASS'Y DED003A PCB640 AE005933 A5R801V640 PCB ASS'Y DED002B AE003564 0515S32002 SWITCH SSS-13-2 AE003565 0500101037 PUSH SWITCH ESE22MH24 J2-1 MD20F51/MD20F51C...

  • Page 72: Electrical Replacement Parts List

    BZ410085 D2WXN40050 DIODE,SILICON 1N4005-EIC D604 AD300070 D97U01201B DIODE,ZENER MTZJ12B T-77 D605 AD300070 D97U01201B DIODE,ZENER MTZJ12B T-77 D606 AD300070 D97U01201B DIODE,ZENER MTZJ12B T-77 D607 AD300070 D97U01201B DIODE,ZENER MTZJ12B T-77 D609 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D801 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 J3-1 MD20F51...
  • Page 73 BZ611015 I1KA97805A KIA7805API ! IC3002 BZ611015 I1KA97805A KIA7805API ! IC3005 BZ611033 I1KA97809A KIA7809API ! IC3800 AE002809 000220002W PHOTO COUPLER PS2561AL1-1-V(W) IC4001 AE005760 ICQK068620 ZR36862PQCG IC4002 AE005421 I57J0L02F0 BR24L02F-WE2 IC4003 AE006061 I07F9E00W0 BA33E00WHFP-TR IC4007 AE006453 S5S101UF01 MEMORY DATA SST39VF800A-70-4C-EKE J3-2 MD20F51...
  • Page 74 100 UH L1501 AD300613 02167F150J COIL L1502 AD300613 02167F150J COIL L1503 BZ310138 021673821K COIL 820 UH L1504 BZ310139 02167F151J COIL 150 UH L1505 BZ310077 021LA61R0M COIL L3000 AD301785 02167E100K COIL R6-1 10 UH ! L3800 BZ310066 028R200024 COIL,DEGAUSS 8R200024 J3-3 MD20F51...
  • Page 75 COIL,BALUN HPN-01 BT001 AE005640 141R004016 BATTERY,MANGAN GR03X-SP2 BT002 AE005640 141R004016 BATTERY,MANGAN GR03X-SP2 CD301 AE006268 06C3123806 CORD,CONNECTOR C3123806 CD302 AE006268 06C3123806 CORD,CONNECTOR C3123806 CD801 AE005637 06CH823004 CORD,CONNECTOR CH823004 CD802 AE001076 WDL6044038 FLAT CABLE AWM2468 A WG26 6C BLACK 440MM J3-4 MD20F51...
  • Page 76 X4001 AD301803 100BT02701 CRYSTAL HC-49U/S 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 J3-5 MD20F51...
  • Page 77 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R401 AD302023 R3X28A181J R,METAL 180 OHM 2W ! R402 BZ210262 R3X28A221J R,METAL OXIDE 220 OHM 2W ! R408 BZ210285 R3X28AR47J R,METAL OXIDE 0.47 OHM 2W ! R418 BZ210130 R002T21R5J 1.5 OHM 1/2W...
  • Page 78 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D802 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D803 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D804 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D805 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D806 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D2201 BZ410087 0021E2Q140 LTL-1CHEE-002A D2205 BZ410006...
  • Page 79 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description IC4008 AE006454 IFLJ0622H6 K4S161622H-UC60 IC4009 AE006454 IFLJ0622H6 K4S161622H-UC60 IC4201 AE001295 I0QJ045800 NJM4580M(TE1) IC4202 BZ611139 I0QF02534V NJM2534V(TE2) IC4203 BZ611104 I0QF02533V NJM2533V(TE2) IC8102 AE003584 I17F017530 PCM1753DBQR TRANSISTORS Q104 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q105 BZ510109...
  • Page 80 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS ! L3801 AE003611 029X000116 COIL,LINE FILTER SS28V-R20130 L3803 AD301539 02AHB0A0A4 CORE,FERRITE W5T_20X10X10A L4001 BZ310191 02167F2R2J COIL 2.2 UH L4002 BZ310118 02AHB9A972 CORE,FERRITE W5T29X7.5X19 L4201 BZ310041 02167F101J COIL 100 UH L4202 BZ310041...
  • Page 81 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS CD803 AE004016 WBL6036038 FLAT CABLE AWM2468 A WG26 4C BLACK 360MM CP101 BZ614458 069S290629 CONNECTOR PCB SIDE A2001WV2-9P CP301 AE005936 069W120459 CONNECTOR PCB SIDE 213213102W1 CP302 AE005936 069W120459 CONNECTOR PCB SIDE 213213102W1 ! CP401...
  • Page 82 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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