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DVD VIDEO PLAYER

The above models are classified as green products (*1), as indicated by the underlined serial numbers.
This Service Manual describes replacement parts for the green products. When repairing these green
product(s), use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.

Oct.,

2007 GREEN

TOSHIBA CORPORATION 200

7

C

File No. 810-200796GR

SERVICE MANUAL

INTERNAL PUBLICATION

SD-270EKB2
SD-270EKE3

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Содержание SD-270EKB2

Страница 1: ...is Service Manual describes replacement parts for the green products When repairing these green product s use the part s described in this manual and lead free solder 2 For 1 and 2 see the next page Oct 2007 GREEN TOSHIBA CORPORATION 2007 C File No 810 200796GR SERVICE MANUAL INTERNAL PUBLICATION SD 270EKB2 SD 270EKE3 ...

Страница 2: ...curement of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts 2 LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This pro...

Страница 3: ... Power Board 4 2 Main Board 4 3 PCB Print layouts Front Board 5 1 Power Board 5 2 Main Board 5 3 Set Mechanical Exploded view Parts List 6 1 Part List Part list for Front Board 7 1 Part list for Power Board 7 2 Part list for Main Board 7 3 Technical Specifications 8 1 Revision List 9 1 TABLE OF CONTENTS Page ...

Страница 4: ...nals 2 If there are F F T and T signals output from U7 Check Replace the loader Yes Yes No Go Check whether laser voltage 2 3V for DVD 1 9V for CD on Collector of Q2 and Q3 Check the FFC connection between 24P and the loader 1 Whether voltage on pin 129 of U1 varies between 0 and 3 3V 3 3V for CD and 0V for DVD 2 Whether peripheral components are eroded or badly soldered Trouble shooting chart Mot...

Страница 5: ...supply on the power board is normal Check Correct connection Whether the connection to K301 is broken Correct the connection Replace U1 No No Yes Yes Check if the CON3 on the front board to CN5 on the decoder board is in good contact Whether there is 0V and 3 3V voltage difference on Pin 94 PCON of U1 Trouble shooting chart ...

Страница 6: ...heck whether U1 are eroded All output voltages on the power board is 0V or deviated Check whether there is 300V on C1 Check whether 100KHz oscillating signal on Pin6 of U1 Check if 5V 12V and 12V are short Check whether the components in the short circuit voltage are defected or eroded Yes Yes Yes Yes U1 PIN 3 RC waveform Check whether F1 is blown Trouble shooting chart ...

Страница 7: ...ction between 24P and the loader Check U1 and peripheral components Re solder or replace the defective parts Correct connection Replace U1 or loader Yes Check whether there is laser voltage 2 3V for DVD and 1 9V for CD on Collector of Q2 Q3 Check if there is RFO signal on pin10 of CN2 The normal RFO signal is a clear reticulated wave Check U1 U7 and peripheral components are eroded or badly solder...

Страница 8: ...components Check whether there is voltage variance on pin 182 of U1 check if bad solder exist on U1 and peripheral components Replace the bad spare parts Yes Yes Yes Go Correct connection Change U1 or the loader No No Yes Check laser voltage 2 3V output on Collector of Q2 if pin181 of U1is at low level No Trouble shooting chart Check whether pins of U1 and peripheral components are badly soldered ...

Страница 9: ...t Check the U1 s pin 131 132 133 arrive the CN5 connect condition Correct connection Replace U1 or LED Yes Yes Yes No Check VCC 5v voltage on the power and front board Check there are CS DATA and CLK signals on CON3 on the front board 1 Check whether bad solder exists on U1 and pins of LED 2 Check whether the circuit connected to S1 S2 S3 and S4 is broken 3 Check whether R6 R7 and R8 are open circ...

Страница 10: ...transistor Q17 Q18 are normal Checking the U15 leads the feet has no to break to open Correct connection Replace U1 if the clock signal AOUT0 ABCK and ALRCK output by U1 are normal Check whether the U1 or U15 powersupply normal No Yes Check the power supply voltages 12V to the operation amplifying Q27 and 12V are normal Yes Check U15 Replace U1 or U15 No Yes SACLK waveform SBCLK waveform SSLRCK wa...

Страница 11: ...r board are normal Check Y1 R13 C38 and C39 Check other of power supply electric circuit Correct the connection Check whether the video filter network circuit is normal Yes Yes No No No Check whether the 27MHz output signal normal change U1 Yes No Trouble shooting chart Check if the video signals on Pin 147 149 151 152 154 of U1 are normal ...

Страница 12: ...an oscilloscope to check if there is output waveform from the first pin IR of the remote censor after pressing button on the remote control REM1 PIN1 RC waveform Check if there is IR signal on pin 134 of U1 Check if the power supply voltage to the remote censor is normal Go No No No Yes Yes Yes Correct connection Yes Change U1 IR waveform Trouble shooting chart ...

Страница 13: ... Crystal oscillator Y1 and peripheral components are defected or eroded No No No Yes Yes Yes 27Mhz waveform Check whether all the voltages from the power board to the decoder board are normal CVBS R21 point waveform Check if there is 135MHz signal output on R2 Check whether short circuit or bad solder on U2 U4 SDRAM R2 PCLK waveform Check U1 No No Reconnect the component in Yes Yes Check if short ...

Страница 14: ...GND Pb AUDIO AMP LPF 16M SDRAM TCL TDM 1 KHM313 EEPROM LED DRIVE ET6202 12V ZR36966D LED Display GND Y COAX VIDEO SWITCH TS5V33 5 MOTOR DRIVER AM5888S 5V 5V 1 Key matrix 1 12V VIDEO LPF DRIVE 1 AC IN 1 CN5 CN3 CN4 CN2 CN8 CN6 CN7 CON301 CON1 U1 U4 U5 U7 U16 U2 U301 REM301 LED1 power key SD 270 BLOCK DIAGRAM 2 1 2 1 ...

Страница 15: ...LOAD 16M SDRAM RF_D OUTSW TCL TDM 1 KHM313 RF_E CLK CD DVD DV33 IR EEPROM VCC RFA5V VR_DVD LED DRIVE ET6202 12V ZR36966D LED Display GND Y GND 7 COAX SL RF_A RF_B MD C GND VIDEO SWITCH TS5V33 5 MOTOR DRIVER AM5888S 5V CS LOAD RF_C NC C GND 5V 1 Key matrix 1 TACT NC C GND 12V SL 7 VIDEO LPF DRIVE 1 AC IN LED 5V 1 SP FACT CN1 CN5 CN3 CN4 CN2 CN8 CN6 CN7 CON301 CON2 CON1 U1 U4 U5 U7 U16 U2 U301 REM30...

Страница 16: ...100P R2 4K7 open U1 ET6202 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 OSC DI O CLK STB KEY1 KEY2 VDD SEG1 KS1 SEG2 KS2 SEG3 KS3 SEG4 KS4 SEG5 KS5 SEG6 KS6 SEG7 KS7 GND GRID1 GRID2 GND GRID3 GRID4 GND VDD SEG14 GRID5 SEG13 GRID6 SEG12 GRID7 SEG10 KS10 SEG9 KS9 SEG8 KS8 D1 1N4148 C9 47uF R4 FB 0805 S1 POWER 1 2 3 4 R9 10K R10 10K R11 0 CN3 9P 2 0 1 2 3 4 5 6 7 8 9 C3 ...

Страница 17: ...U C4 47uF 25V C1 22uF 400V D3 1N4007 C11 0 1uF 50V R3 1 4W120K C5 152 1KV C6 47uF 25V R5 1 6W5 6K 1 R12 1 6W33 U2 PC123X92 1 2 4 3 C2 22uF 400V F1 T2AL 250ac D6 IN4148 R10 1 6W100 D5 IN4148 C14 NU U3 TL431 2 1 3 C10 0 1uF 50V U1 TNY276 8 1 5 6 4 7 3 2 S EN UV S S Drain S NC BP M RV1 10K471 D7 FR102 R11 1 6W22 D8 IN4007 R7 1 6W5 1k 1 L6 C9 10uF 50V T1 EEL22 8 11 6 4 7 3 1 9 5 2 12 10 R9 1 6W10k D2 ...

Страница 18: ...00uF 16V C37 10pF NM C31 1nF CN10 HYPER_TERMINAL I F NM 1 2 3 4 C19 10nF FB4 500Z C26 10nF C44 NM 0 1uF R223 NM 0R C194 33pF R33 330R C201 0 1uF C38 22pF C25 10nF C202 1nF C24 10nF FB3 500Z C4 10nF R56 0R 4 7R R41 1K NM C8 10nF R231 10K NM CN109 DOWN_LOAD_I F NM 1 2 3 4 C2 10nF C193 33pF EC9 10uF 16V R19 75R 1 R228 10K NM Y1 27 000MHz Third overtone R230 10K NM R37 2K JP3 BOOTSEL1 NM R39 0R C15 10...

Страница 19: ... RF_C HOMESW RF_E IN_OUT_SW SPDL_SENS DRVSB FOCUS_S TR_B1 SPDL_S RF_A TR_B2 MD_CD VC FOCUS_S RF_B OPEN REGO2 RF_F CLOSE CD_DVD REGO1 RF_D DSPVCC33 GND M5V GND M5V M5V DSPVCC33 DSPVCC18 DSPVCC33 RFA5V DSPVCC33 DSPVCC33 DSPVCC33 RFA5V CN2 SF HD6B 0 5mm 24P TOP 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 25 26 27 28 F F T T C D CD DVD RF A B F GND PD VC VCC E NC VR CD VR DVD LD CD ...

Страница 20: ...3 12V D5V 12V A5V 12V 12V DSPVCC33 DSPVCC33 DSPVCC33 12VA 12VA 12V 12V C97 680pF 33pF EC32 NM 10uF 16V R134 4 7K 1 4 7K 1 Q22 NM BT3094 C175 100pF R153 5 1K 1 NM R124 220R R171 NM R154 NM 120K 1 C91 NM 200pF EC30 NM 10uF 16V R119 1K U15B NJM4558 OPA 5 6 7 8 4 Q20 NM BT3904 Q13 9012H R143 4 7K 1 4 7K 1 R149 NM 120K 1 C71 0 1uF NM R123 100K D15 NM 1N4148 D2 LL4148 R115 NM 10K R101 NM 4 7R R170 470 1...

Страница 21: ...UT G_OUT SCART_SWITCH CVBS_C IRRCV CVBS_C_Y FPC_STB FS1 C_B_U FS3 STBY_KEY Y_R_V S PDIF_OUT FPC_DOUT FPC_CLK RMAIN OUT CVBS_G_Y FS2 LED PCON LMAIN OUT RGB YUV_SW DSPVCC18 12V DSPVCC33 DSPVCC33 D5V DSPVCC33 RFA5V 12V DSPVCC33 M5V D5V 12V D5V D5V SERVO33 D5V ESD2V A5V DSPVCC33 U16 PI5V330W NM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IN S1A S2A DA S1B S2B DB GND DC S2C S1C DD S2D S1D EN VCC 1 7 CN1 CON...

Страница 22: ...5 1 5 1 Front Board Print Layout Bottom Side for SD 270 ...

Страница 23: ...5 2 5 2 Power Board Print Layout Bottom Side for SD 270 ...

Страница 24: ...5 3 5 3 Main Board Print Layout Top Side for SD 270 ...

Страница 25: ...5 4 5 4 Main Board Print Layout Bottom Side for SD 270 ...

Страница 26: ...Note Rear Cabinet 21 is not service available due to attached rating label It s a general Mechanical Exploded View for SD 270 Detailed information please refer to Model set and Ass y1 is assembled component for location 2 3 4 5 6 7 Ass y1 ...

Страница 27: ...M C SCREW 3 X 6 B 24 AH802014 63 B30080 BF4 S T SCREW B 3 X 8 BF 25 AH802015 64 B30060 304 TRIANGLE M C SCREW B 3 X 6 26 AH802164 51 DC0150 0IAA4 POWER CORD FOR SD 270EKE3 AH802159 51 DC0150 0HAA4 POWER CORD FOR SD 270EKB2 AH802260 72 270EKB 050B2 USER MANUAL ENGLISH VERSION FOR SD 270EKE3 AND SD 270EKB2 AH802261 72 270EKE 120B6 USER MANUAL GERMAN GREEK TURKEY and POLISH COMBINATION VERSION FOR SD...

Страница 28: ...4148 SWITCHING WIRE BARE JUMPER Note Only the parts mentioned in this list are J1 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM normal service spare parts J2 41 WJ0150 B00 WIRE BARE JUMPER 15MM J3 41 WJ0075 B00 WIRE BARE JUMPER 7 5MM J4 41 WJ0060 B00 WIRE BARE JUMPER 6mm J5 41 WJ0150 B00 WIRE BARE JUMPER 15MM J6 41 WJ0150 B00 WIRE BARE JUMPER 15MM J7 41 WJ0060 B00 WIRE BARE JUMPER 6mm RESISTOR R1 19 BB0101...

Страница 29: ... TNY276 P0P IC U2 13 PC123X 9YP PHOTOCOUPLER PC123X9YFZ DIODE U3 13 H431BA 00TFA Adiustable shuat rcgulator D1 10 1N4007 EBX DIODE IN4007 D2 10 1N4007 EBX DIODE IN4007 D3 10 1N4007 EBX DIODE IN4007 D4 10 1N4007 EBX DIODE IN4007 D6 10 0FR102 FBX DIODE FR102 1A 100V D7 10 0FR102 FBX DIODE FR102 1A 100V D8 10 1N4007 EBX DIODE IN4007 D10 10 0SR240 SBXFA SR240 FUSE F1 50 02000D BUS FUSE INDUCTANCE Note...

Страница 30: ...MD CAP 10NF 50V 80 20 0402 C99 28 AB0104 ZFX SMD CAP 0 1 UF 50V 80 20 0603 C26 28 HB0103 ZFX SMD CAP 10NF 50V 80 20 0402 C100 28 HD0104 ZFX SMD CAP 100 NF 25V 80 20 0402 C27 28 HB0103 ZFX SMD CAP 10NF 50V 80 20 0402 C117 28 HD0104 ZFX SMD CAP 100 NF 25V 80 20 0402 C28 28 HB0103 ZFX SMD CAP 10NF 50V 80 20 0402 C118 19 GA0103 JTF SMD RES 10K OHM 1 16W 5 C29 28 HB0103 ZFX SMD CAP 10NF 50V 80 20 0402 ...

Страница 31: ... HB0103 ZFX SMD CAP 10NF 50V 80 20 0402 D27 09 LL4148 ATF SMD SWITCHING DIODE LL4148 EC1 25 BCB470 M1X CAP ELEC 47 UF 16V 20 D28 09 LL4148 ATF SMD SWITCHING DIODE LL4148 EC4 25 BCB101 M1X CAP ELEC 100 UF 16V 20 D29 09 LL4148 ATF SMD SWITCHING DIODE LL4148 EC9 25 BCB100 M1X CAP ELEC 10 UF 16V 20 EC10 25 BCB470 M1X CAP ELEC 47 UF 16V 20 INDUCTANCE EC11 25 BCB470 M1X CAP ELEC 47 UF 16V 20 FB1 33 KLN5...

Страница 32: ... 4 7 OHM 1 16W 5 0402 L4 19 AA0000 JTF RES SMD 0 OHM 1 16W 5 R46 19 GA0221 JTF SMD RES 220 OHM 1 16W 5 L5 19 AA0000 JTF RES SMD 0 OHM 1 16W 5 R48 19 GA0330 JTF SMD RES 33 OHM 1 16W 5 L6 19 AA0000 JTF RES SMD 0 OHM 1 16W 5 R49 19 GA0101 JTF SMD RES 100 OHM 1 16W 5 L7 19 AA0000 JTF RES SMD 0 OHM 1 16W 5 R50 19 GA0101 JTF SMD RES 100 OHM 1 16W 5 R1 19 GA0472 JTF SMD RES 4 7K OHM 1 16W 5 R52 19 GA0332...

Страница 33: ...10W 5 0603 R140 19 GA0472 FTF SMD RES 4 7K OHM 1 16W 1 R202 19 GA0102 JTF SMD RES 1K OHM 1 16W 5 R141 19 GA0472 FTF SMD RES 4 7K OHM 1 16W 1 R203 19 GA0222 JTF SMD RES 2 2K OHM 1 16W 5 R142 19 GA0472 FTF SMD RES 4 7K OHM 1 16W 1 R204 19 GA0103 JTF SMD RES 10K OHM 1 16W 5 R143 19 GA0472 FTF SMD RES 4 7K OHM 1 16W 1 R219 19 GA0000 JTF SMD RES 0 OHM 1 16W 5 0402 R144 19 GA0472 FTF SMD RES 4 7K OHM 1 ...

Страница 34: ...402 IC VARIOUS U1 13 ZR3696 60BXA ZR36966 U2 13 EM6361 65B IC EM636165TS 7 U4 13 AL016D 00BFA 16m Flash 70ns 3 3V TSOP 48 U5 13 00M24C 08B EEPROM 8K M24C08WMN6TP U7 13 AM5888 S0B IC AM5888IC U14 13 AS4558 00B IC AS4558M U16 13 TS5V33 0QB IC TS5V330DBQR Y1 45 OSC27M 0Y5B CRYSTAL DM2700020B Note Only the parts mentioned in this list are normal service spare parts 7 7 ...

Страница 35: ... RPSRQHQW YLGHR RXWSXW S S ȍ QHJDWLYH V QF SLQ MDFN 3 3 5 P9 S S ȍ SLQ MDFN XGLR RXWSXW 6 57 UPV ȍ 6 57 VRFNHW XGLR RXWSXW 2 7 9 S S ȍ SLQ MDFN XGLR RXWSXW 1 2 9 UPV ȍ SLQ MDFNV 5 Supplied Accessories XGLR 9LGHR FDEOH 5HPRWH FRQWURO 6 5 OPEN CLOSE DISPLAY 1 2 3 6 5 4 7 8 9 10 0 T SEARCH SETUP MENU RETURN TITLE OK F R F F PREV NEXT STEP STOP PLAY PAUSE REPEAT A B SUBTITLE ANGLE AUDIO ZOOM SLOW PROG...

Страница 36: ...9 1 REVISION LIST Version 1 0 First Release ...

Страница 37: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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