Toshiba SD-470EKE Service Manual Download Page 6 | Manualshive

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TAS000080XX Power Supply Block Diagram

Q905

T901

Power

ON/OFF control

ON/STB

D901-904 C901

ˈ

C902

ˈ

L901

TRANS

RECTIFIER

SMOOTHING

RECTIFIER

SMOOTHING

5VSTB

D906

ˈ

C907

ˈ

C908,L904

U901FPF TNY27

Q911

ON/OFF SW

-5V

CONTROL IC

CX901,CX902,LF901

AC FILTER

D908

ˈ

C910,L911,L903

RECTIFIER

SMOOTHING

Q906

ON/OFF SW

+12V

RECTIFIER

SMOOTHING

Q907

ˈ

Q908

ON/OFF SW

-12V

D909

ˈ

C914,C915,L902

PHOTO

COUPLER

ERROR AMP

AC 100V

̚

240V 50\60HZ

U902 EL817B

U903 TL431

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Summary of Contents for SD-470EKE

Page 1: ...SD 470EKE FILE NO 810 200771GR JULY 2007 GREEN ...

Page 2: ...ement 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 produc...

Page 3: ...Circuit Diagram Main chip SDRAM Circuit Diagram Power AV Output Cicuit Diagram FE Driver Circuit Diagram Flash I F Circuit Diagram Audio Circuit Diagram SCART Circuit Diagram 4 PC BOARDS Power Supply PC Board TOP side Mian PC Board TOP side Mian PC Board Bottom side Front Display PC Board TOP side Bottom side SCART PC Board TOP side Bottom side 5 IC BLOCK DIAGRAMS 6 PARTS LIST 7 EXPLODED VIEWS MAI...

Page 4: ... 2 9 7 8 3 7 8 2 3 7 1 2 5 1 0 9 7 1 8 5 2 3 0 6 9 9 9 1 7 1 2 7 287 3 1 1 5 1 7 6 9 9 7 6 1 9 1 5 9 9 9 5 9 6 7 8 2 3 6 7 1 2 5 2 3 1 5 9 1 9 1 0 1 2 9 67 6 6 0 3 6 6 0 2 5 1 2 1 1 1 1 2 1 3ULQWHG LULQJ RDUG DQG 6FKHPDWLF LDJUDP ...

Page 5: ... 0 0 6 1 5 2 5 0 4 0 5 3 0 2 8 1 0 5 1 0 0 6 0 6 7 6 5 6 0 2 5 0 0 F W X 3 0 2 8 2 7 8 8 8 8 8 5 2 1 2 6 7 5 2 2 8 2 9 9 3 0 3 0 3 0 5 2 8 3 7 1 2 5 5 2 3 0 5 2 5 2 3 0 9 8 8 0 H P H U W G 0 9 3 7 B 3 9 1 2 5 2 3 7 7 7 2 86B6 7 9 9 9 7 8 2 7 5 B 3 75 B6 9 7 6 7 7 7 6 3 7 3 5 9 7 6 3 1 63 1 B6 3 3 3 0 2 9 6 B 2 9 6 B B 5 B 7 8 2 1 7 0 7 8 2 1 7 0 5 B 6 9 9 9 P D U J D L N F R O 7 6 5 ...

Page 6: ...R SMOOTHING RECTIFIER SMOOTHING 5VSTB D906ˈC907ˈC908 L904 U901FPF TNY27 Q911 ON OFF SW 5V CONTROL IC CX901 CX902 LF901 AC FILTER D908ˈC910 L911 L903 RECTIFIER SMOOTHING Q906 ON OFF SW 12V RECTIFIER SMOOTHING Q907ˈQ908 ON OFF SW 12V D909ˈC914 C915 L902 PHOTO COUPLER ERROR AMP AC 100V 240V 50 60HZ U902 EL817B U903 TL431 ...

Page 7: ...TAS000080XX CIRCUIT DIAGRAMS ...

Page 8: ...TRANS RECTIFIER SMOOTHING RECTIFIER SMOOTHING 5VSTB D906ˈC907ˈC908 L904 U901FPF TNY27 Q911 ON OFF SW 5V CONTROL IC D908ˈC910 C911 L903 RECTIFIER SMOOTHING Q906 ON OFF SW 12V RECTIFIER SMOOTHING Q907ˈQ908 ON OFF SW 12V D909ˈC914 C915 L902 AC 100V 240V 50 60HZ PHOTO COUPLER ERROR AMP U902 EL817B U903 TL431 ...

Page 9: ...TAS000085XX CIRCUIT DIAGRAMS ...

Page 10: ...3 7 8 3 1 5 5 9 9 7 6 9 9 7 8 2 7 1 7 6 1 7 9 5 5 2 3 5 7 8 6 2 7 8 2 1 7 6 9 6 6 6 1 6 6 6 6 6 5 5 9 1 1 5 5 5 5 1 6 6 6 6 5 3 6 2 1 3 2 8 4 6 3 8 3 6 8 7 8 3 5 8 5 7 8 1 3 6 7 8 8 7 7 7 7 1 1 3 4 3 5 8 3 3 7 8 7 8 5 5 3 2 7 6 P D U J D L W L X F U L D O S V L W Q R U ...

Page 11: ... 5 0 7 B 9 B 1 B 1 1 1 1 1 1 2 3 9 7 6 5 3 1 3 9 3 1 2 3 9 1 2 3 9 2 3 9 2 3 9 9 0 1 2 3 9 2 3 9 2 3 9 2 3 6 0 7 3 9 3 9 3 0 2 3 2 9 3 1 3 9 3 8B 7 3 2 835 3 2 B 9 1 3 0 9 3 0 8B 25 3 2 1 9 1 5 B 9 9 B B 9 B0 5 3 9 3 69 B 9 9 8B 54 3 2 5 6287 1 B 9 9 B 9 5 1 7 8 7 0 0 8 0 0 3 1 7 8 7 0 0 8 0 0 2 8 5 0 0 8 0 0 7 8 7 0 0 6 8 6 0 0 6 7 2 2 8 0 0 6 7 2 2 8 0 0 2 3 7 8 2 2 3 7 8 2 1 1 1 3 9 3 1 1 1 1 1...

Page 12: ... 8 2 7 8 2 5 3 7 8 2 3 7 8 2 7 8 2 B B 7 8 2 B 7 7 8 2 B 7 5 7 8 2 B 7 8 2 B 7 8 2 3 7 8 2 7 8 2 5 3 7 8 2 B 5 6 B 9 8 5 7 8 2 B 9 5 7 8 2 B 8 7 8 2 B 6 6 6 9 7 2 8 7 6 B 7 5 6 B 7 5 6 7 8 2 B 7 6 B 7 5 6 9 7 2 8 7 8 2 B 5 7 8 2 B 5 B 7 5 6 6 9 B 7 5 6 5 B 7 5 6 6 9 7 7 B 3 7 6 B 3 6 6 6 6 B 9 8 5 3 B 6 8 1 7 6 9 9 6 1 9 9 3 6 9 3 6 9 9 9 7 6 1 9 1 9 1 9 9 6 9 6 9 6 9 6 9 6 9 9 3 6 9 0 1 9 9 1 9 1...

Page 13: ...3 6 9 3 6 9 5 9 0 9 3 6 9 0 9 0 9 0 9 5 9 0 9 5 9 3 6 9 3 6 9 7 6 5 X Q 5 5 Q 5 5 4 7 5 8 6 0 1 9 5 7 2 5 6 1 9 2 5 9 5 9 5 7 2 9 5 7 2 9 6 2 9 6 2 9 2 9 2 9 7 6 6 7 1 9 5 7 1 1 9 1 7 9 1 9 2 9 2 9 7 2 9 7 2 9 1 1 5 Q 5 5 X 1 0 1 1 9 1 0 0 9 5 9 5 9 1 9 5 9 9 3 1 5 6 B 9 7 7 1 1 0 1 9 X 4 7 X 5 5 5 5 5 9 X 5 5 5 9 X 8 0 S X 9 X 5 5 4 7 5 0 1 X S 5 5 5 5 5 5 5 X 5 5 5 5 9 X 4 7 4 6 6 1 4 6 4 7 Q 5 ...

Page 14: ... 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 7 0 0 6 6 0 0 9 9 3 6 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 7 0 0 0 0 0 0 0 0 0 0 7 0 0 0 0 6 0 0 0 0 7 0 0 7 0 0 7 0 0 0 0 7 0 0 7 0 0 0 0 7 0 0 1 0 0 7 0 0 7 0 0 0 0 0 0 5 0 0 0 0 7 0 0 0 0 0 0 0 0 5 0 0 7 0 0 0 0 5 0 0 7 0 0 7 0 0 7 0 0 0 0 5 0 0 7 0 0 5 0 0 0 0 0 0 5 0 0 6 0 5 6 6 0 0 7 0 0 6 6 6 0 0 6 0 0 6 0 5 6 6 9...

Page 15: ... 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 5 7 8 2 B 7 5 9 9 7 8 2 B 7 5 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 2 B 7 7 8 0 7 8 0 9 9 9 9 9 9 5 5 5 5 5 5 5 5 5 8 0 5 X 4...

Page 16: ...7 5 2 3 X 1 5 6 7 X 1 5 6 7 X 1 3 7 1 1 2 6 9 7 8 2 5 7 8 2 7 8 2 1 6 6 9 7 2 8 1 7 8 2 2 8 1 7 8 2 5 2 8 9 7 5 6 7 8 2 5 2 8 7 8 2 2 8 1 7 8 2 1 7 8 2 1 7 8 2 5 1 7 8 2 6 9 1 1 5 2 8 1 1 2 8 6 9 7 2 8 7 7 1 7 5 6 6 1 1 6 9 5 6 7 1 6 57 5 8 7 5 0 ...

Page 17: ...TAS000080XX 3RZHU 6XSSO 3 RDUG 723 VLGH ...

Page 18: ...TAS000085XX 3RZHU 6XSSO 3 RDUG 723 VLGH ...

Page 19: ...0DLQ RDUG 0DLQ 3 RDUG 7RS VLGH ...

Page 20: ...0DLQ RDUG 0DLQ 3 RDUG RWWRP VLGH ...

Page 21: ......

Page 22: ...6 57 3 RDUG RWWRP VLGH 6 5 7 3 RDUG 6 57 3 RDUG 723 VLGH ...

Page 23: ...4 M M 1 81 5 92 7 5 6 7 872 5 67 57 2817 5 77 5 9 9 855 17 0 7 67 7 0 1 TAS000080XX 32 5 8 71 31 2 5 06 12 7 2 8 3 8 7 2 UVLO Voltage Ref Vcc Internal Bias Rsense Iover S S 15mS 3 6 7 8 1 OSC S R Q TSD S R Q LEB OLP A R DRIVER 5uA 400uA Vck Vth SFET Drain GND Vfb BURST VSD VBURST PWM Min 20V OVP 4 NC 5 H Vstr L 8 7 6 7V Reset TAS000085XX 32 5 8 FSDM100 ...

Page 24: ... QFRGHU 6FDOHU 3E 3U 5 KBV QF YBV QF GDFBFOk SFON 0 LJLWDO QFRGHU F F F RWSOXJ 6 3 3 2 3DUDPHWHU LOH 3 2 6 273 8 6 63 5HVHW 567 GDFBFON SFON 3 70 6 SFON FON FON FK FK FK FK FK FK 9LGHR XV 0 SFON 3RZHU RZQ VHU VHU VHU SFON GDFBFON 3E 3U 5 0 6 8 5 ...

Page 25: ...SG6 KS6 SG7 KS7 SG8 KS8 SG9 KS9 SG10 KS10 SG12 GR7 SG11 GR6 GR5 GR4 GR3 GR2 GR1 Dimming Circuit K1 K2 K3 VDD GND SEGMENT DRIVER KEY SCAN OUTPUT GRID DRIVER FRONT Drive IC U1 ETK6201 Y Decoder I O Buffers and Data Latches Address Buffer Latches X Decoder DQ15 DQ0 Memory Address OE CE WE SuperFlash Memory Control Logic WP RESET FLASH IC U107 SST39VF1601 ...

Page 26: ...DRIVER IC U202 AM5888 U101A LM78L05 ...

Page 27: ... 8 37 1 9 25 5 5 9 56 6 1 6 6 6 6 6 6 6 1 6 6 6 6 6 6 6 6 FK FK 287 287 1 1 1 1 9 9 8 2 03 8 1 87 287 287 1 1 1 1 9 9 1 8 0 ...

Page 28: ... 3 0 8 8 38 6 592 9DGGLV 0 5 6 7 79 0RQLWRU 0ELWV 6 5 0 0ELWV 125 ODVK 5 5 5HFHLYHU URQW 3DQHO RQFHQWUDWRU 75 63 1 6 238 RDGHU 8 6HULDO DUGV 6 3 XGLR WR 6SHDNHUV 6WHUHR 0LF V 0 938 86 03 8 5 3 ...

Page 29: ...10081A OWNER S MANUAL OF FRENCH 470EKE AH930079 TSDAC10082A OWNER S MANUAL OF GERMAN 470EKE AH930080 TSDAC10083A OWNER S MANUAL OF SPANISH 470EKE SAFETY PRECAUTION The parts identified by mark are critical for safety Replace only with part number specified The mounting position of replacement is to be identical with originals The substitute replacement parts which do not have the same safety chara...

Page 30: ...MI CABLE 19PIN 18AWG TWO CONNECT DCIP019ST30150B AH970248 TSDAC10096A OWNER S MANUAL OF FRENCH 472EKF SAFETY PRECAUTION The parts identified by mark are critical for safety Replace only with part number specified The mounting position of replacement is to be identical with originals The substitute replacement parts which do not have the same safety characteristics as specified in the parts list ma...

Page 31: ...HIHUHQFH 12 HVFULSWLRQ 0 1 81 7 76 6 5217 3 1 66 0 1 76 10 9 225 7 6 5217 3 66 0 2 6 7 6 0 1 3 66 0 2 6 7 6 6 57 3 66 0 2 6 7 7 7 76 07 723 29 5 7 6 32 5 3 66 25 6 RU 7 6 32 5 3 66 25 6 2 3 76 6 0 66 25 6 76 9 0HFKD 0DLQ 3 ...

Page 32: ......

Page 33: ...ING CONDITIONS 4EMPERATURE TO PERATION STATUS ORIZONTAL 6IDEO OUTPUT 6IDEO OUTPUT 3 24 WITH 2 6 P P 9 S S 6 57 VRFNHW NEGATI VE SYNC PIN JACK X OMPONENT VIDEO OUTPUT 9 6 P P NEGATIVE SYNC PIN JACK X 0 02 6 P P PIN JACK X UDIO OUTPUT 8 4 OUTPUT UDIO OUTPUT 6 PIN P P PIN JACK X 6 RMS PIN JACKS 2 X UDIO VIDEO CABLE 2EMOTE CONTROL 3 2 ATTERIES HDMI Cable 1 s 4HIS MODEL COMPLIES WITH THE ABOVE SPECIFIC...

Page 34: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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