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Toshiba 20VL44 Series, Service Manual

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Toshiba 20VL44 Series Service Manual Download Page 47

BLOCK DIAGRAM OF 14-23 INCH POWER SUPPLY

U602 MP1593

STEP DOWN

CONVERTOR

U604

SI9933

MOSFET

POWER

SWITCH

U603 LM1117

2    1

15"-17"  12V

20"   15V

S601

IN

V_POW

AM

P_

P

O

W

INV_P

O

W

AMP_POW

S600

F600

FUSE 5A

GND

1  2  3   4 5 6     7

4
3

2
1

S602

GND

24V

SUB_POW

F601

FUSE 5A

OPTIONAL FOR 14"-17"-20"

OPTIONAL FOR  20"W- 22"-23"

12V

(15V)

U600 MP1593

STEP DOWN

CONVERTOR

U601 LM1117

1.8V STBY

3.3V STBY

5V_STBY

VOLTAGE

DOUBLER

33V For Tuner

PNL_EN

STBY

U606

LM1117

U605

MC78L08

8V

PANEL POWER

5V

3.3V

S603

Tuner Supply

Summary of Contents for 20VL44 Series

Page 1: ...SERVICE MANUAL PRINTED IN UK 2003 C COLOURTELEVISION 20VL44 TOSHIBA ...

Page 2: ...cations 2 Panel Specification 3 Chassis block diagram 4 Scaler block diagram 5 Block diagram of power supply 6 Chassis overwiev 7 Service mode items and explanations 12 Data sheet of important IC s 17 Recommended Part List 29 Frequency list of channels 30 ...

Page 3: ...rub polarizer surface with materials over HB hardness 2 Keep clean the surface Please wear rubber glove when touch the surface of LCD screen Please use soft and anti static material as cleaner 3 Keep out of water Water on in the LCD may cause electrical short or corrosion Please wipe out dry or water carefully 4 Prevent swift Temperature Humidity change Instantaneous temperature and or humiditycha...

Page 4: ...ning System Frequency Search Manual Search Channel Table Search Number of Program Storage 100 No Ident Timer Picture Freeze Equalizer Zapping AVL Automatic Volume Level Sound Status Memory Picture Status Memory Swap Child Lock Program Lock Picture Format Switching Thru Pin 8 Auto RGB Detect Thru Pin 16 PC Plug Play DDC CI Off Timer Sleep Timer On Timer Picture Smart User Soft Natural Rich Sound Sm...

Page 5: ...A 1280x768 Brightness cd m2 450 250 300 400 500 450 450 Contrast 500 300 400 400 500 500 400 Response Time Tr Tf msec 25 35 25 25 16 25 25 Viewing Angle R L H L 85 85 85 85 60 60 40 50 70 70 60 60 70 70 50 60 80 80 60 60 85 85 85 85 85 85 85 85 Adaptor Input 12V 12V 12V 12V 15V 15V 24V Power consumptions 48W 48W 60W 60W 75W 100W St By Power Consumption 3W 3W 3W 3W 3W 3W 3W Input Range 100 240V 50 ...

Page 6: ...oder SDA 5550 K6T1008V2E SRAM Optional M29W040 Flash Memory MSP3410G AUDIO DECODER TDA1571 Stereo Amplifier TDA1308 Headphone Amplifier Scart 1 SVHS FAV Scart 2 Scaler Stage VGA IN EEPROM 24LC02 CVBS IF SVHS Y C SC1 RGB PANEL YUV HS VS HS VS RGB FB CVBS RGB HS VS SIF AM mono L R L R EEPROM 24LC16 ...

Page 7: ...S VS GM 5221 U500 LCD CONTROLLER U501 PARALEL FLASH MEMORY M29W040B OPTIONAL S505 PROGRAMING CON U503 SERIAL FLASH MEMORY M25P40 U502 EEPROM 24C16 KEYBOARD CON S509 DAUGHTER BOARD FOR TTL INTERFACES S506 CONN LVDS CONNECTOR 20 OR 30 PINS S503 S502 BAC LIGHT UNIT S508 LVDS S500 TTL P A N E L ...

Page 8: ... 5V 3 3V INPUT 12V FOR 14 15 17 INCH 5V STBY 15V FOR 20 22 INCH 12V 24V FOR 23 INCH Panel 12V Power ONLY FOR 23 ONLY FOR 20 22 23 8V V INV F601 PNL EN Power STBY S602 S600 LM2576 U600 LM2576 U607 78L08 U606 78L12 U608 LM1117 1 8V U605 LM1117 3 3V U602 SDI9933ADY LM117 3 3V U604 78L08 U606 V INV 5V STBY ...

Page 9: ...eo input The analog RGB signals coming from the PC input via D Sub15 connector P401 are directly connected to the gm2221 analog input port One EDID IC U400 is provided on board to support VESA standard plug and play compatibility LOW TO MID END LCD TV WITH GM2221 Multimedia Tuner Chroma Decoder VPC 3230D CVBS EXT CVBS S video Scart RGB FB Teletext Decoder MCU SDA5550 ITU 656 8 bit GM2221 ADC PLL I...

Page 10: ...DS cables either single or double LVDS can be made used For supporting different single or double TTL panels a daughter board interface is used via 40 pin S506 connector On this connector the signals are 3x8bit RGB with TTL control signals i e HSync VSync CLK O E etc to support a wide variety of LCD panels Depending on the panel used different daughter boards will be used to support that particula...

Page 11: ...ator which means this IC is always on as soon as power is supplied to the board U603 3 3V_STBY and U605 1 8V_STBY linear regulators are used to supply the voltage necessary for the GM2221 IC and some peripherals These voltages are also available in stand by mode to power the microprocessor inside gm2221 LED IR receiver IC and EEPROM These devices are necessary to wake up the board from stand by st...

Page 12: ...k light intensity Integrated LVDS transmitters to LCD panels with integrated LVDS receivers The LCD panel resolution supported can be up to SXGA resolutions 6 LCD PANEL INTERFACE The L5 A board can drive panels both with LVDS and TTL interfaces The footprints for single LVDS and double LVDS connectors are available on the board S503 and S502 respectively Either of these connectors can be used with...

Page 13: ...IRST ATS BG DK I L Enabling or disabling these options will remove add these standards to Manual Install menu SYSTEM item SCART 2 FAV SVHS If a source is disabled in the Service Menu it will be skipped during source switches If SCART2 is enabled SW assumes that the FAV source share the same path as the SVHS source on the HW If it is disabled it is assumed that FAV and SVHS share separate paths TUN...

Page 14: ...or SCART1 and SCART2 modes Pin8 source switching will still be operational but no picture format changes from Pin8 voltage level will be ignored ATS If this option is set to ON TV will display Country Selection menu in the next start After some country is selected the user will be prompted for the start of AutoProgramming process ADJUSTMENTS This sub menu contains numeric adjustments These items a...

Page 15: ...IMER is selected the user will be able to enter time of the day info for the TV to switch off If SLEEP TIMER is selected the user can specify some time period after which the TV will go to stand by automatically MSP CLIP This selection identifies which method will be used by the sound processor to prevent clipping effects on volume Details can be found in data sheet msp34x0g_4pd pdf page 30 AUTOPR...

Page 16: ...ANCE GERMANY IRELAND ITALY NETHERLANDS NORWAY PORTUGAL SPAIN SWEDEN SWITZERLAND HUNGARY TURKISH GREEK GREECE TURKEY PC MODE PC mode can be entered by pressing PC button on the remote controller User can return back to TV mode by pressing the PC or TV buttons After the switching to PC mode VGA input will be displayed on screen as soon as the mode input resolution and frequency is determined If ther...

Page 17: ...MUTE ON OFF OFF WSS SCART ON OFF ON FIRST ATS ON OFF OFF BACKLIGHT POL ON OFF OFF FACTORY MODE ON OFF OFF ADJUSTMENTS WHITE R 0 255 128 WHITE G 0 255 128 WHITE B 0 255 128 PRESCALE FM 0 127 37 PRESCALE NICAM 0 127 63 PRESCALE SCART 0 127 27 HOTEL VOLUME 0 63 16 AGC 0 31 23 SELECTIONS TUNER TYPE PHILIPS SAMSUNG PHILIPS TELETEXT FAST TOP NO TEXT FAST FAST TOP MSP CLIP REDUCE TONE COMPROMISE DYNAMIC ...

Page 18: ...OSD controller advanced color management and dual LVDS transmitters 1 1 gm5221 System Design Example Figure 1 below shows a typical dual interface LCD TV system based on the gm5221 Designs based on the gm5221 have reduced system cost simplified hardware and firmware design and increased reliability because only a minimal number of components are required in the system TUNER PACK VIDEO DECODER AUDI...

Page 19: ...Color ACC ensures full dynamic range is used in video content On chip Versatile OSD Controller On chip RAM for high quality programmable menus 1 2 and 4 bit per pixel character cells Horizontal and vertical stretch of OSD menus Blinking transparency and blending Supports two independent OSD menu rectangles Proportional fonts Embedded X86 On chip Microcontroller High performance X86 MCU with on chi...

Page 20: ...7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 AGND_ADC RESERVED AVDD_ADC_3 3 AGND_RED RED RED AVDD_RED_3 3 AGND_GREEN GREEN GREEN S...

Page 21: ... CB1IN G1 Y1IN R1 CR1IN B2 CB2IN G2 Y2IN R2 CR2IN ASGF NC VSUPCAP VSUPD GNDD GNDCAP SCL SDA RESQ TEST VGAV YCOEQ FFIE FFWE FFRSTW FFRE FFOE CLK20 GNDF VRT I2CSEL ISGND VSUPF VOUT CIN VIN1 VIN2 VIN3 VIN4 VSUPAI GNDAI VREF FB1IN AISGND Y0 Y1 Y2 Y3 VSUPY GNDY Y4 Y5 Y6 Y7 GNDLLC VSUPLLC LLC1 LLC2 VSUPPA GNDPA ASGF XTAL2 XTAL1 NC CLK5 VSTBY FPDAT VS MSY HS FSY HC AVO INTLC VSUPSY GNDSY C0 C1 C2 C3 GNDC...

Page 22: ...on Black level expander Dynamic peaking Soft limiter gamma correction Color transient improvement RGB Processing Programmable RGB matrix Digital color bus interface Additional analog RGB Fast blank input Half contrast switch Picture frame generator Deflection Scan velocity modulation output High performance H V deflection Separate ADC for tube measurements EHT compensation Miscellaneous One 20 25M...

Page 23: ...Color Decoder NTSC PAL SECAL Saturation Tint MIXER 2D Scaler PIP Panorama Mode Contrast Brightness Peaking Output Formatter ITU R 656 ITU R 601 Memory Control AGC 2 ADC CIN1 VIN1 VIN2 VIN3 VIN4 VOUT Y OUT CrCb OUT YCOE FIFO CNTL 20 25MHz Y Cr Cb NTSC PAL Clock Gen Y Cr Cb FB Y G U B V R FB RGB YCbCr FB RGB YCbCr LL Clock H Sync Vsync CNTL AVI0 Block Diagram ...

Page 24: ...ble 21 FFRSTW OUT FIFO Reset Write Read 22 FFRE OUT FIFO Read Enable 23 FFOE OUT FIFO Output Enable 24 CLK20 IN OUT Main Clock Output 20 25 MHz 25 GND PA SUPPLYD Ground Pad Decoupling Circuitry Pin No Pin Name Type Short Description 26 V SUPPA SUPPLYD Supply Voltage Pad Decoupling Circuitry 27 LLC2 OUT Double Clock Output 28 LLC1 IN OUT Clock Output 29 V SUPLLCSUPPLYD Supply Voltage LLC Circuitry ...

Page 25: ...alog Front End 66 VRT OUT Reference Voltage Top Analog 67 I2CSEL IN I 2 C Bus Address Select 68 ISGND SUPPLYA Signal Ground for Analog Input connect to GND F 69 V SUPF SUPPLYA Supply Voltage Analog Front End 70 VOUT OUT Analog Video Output 71 CIN IN Chroma Analog Video 5 Input 72 VIN1 IN Video 1 Analog Input 73 VIN2 IN Video 2 Analog Input 74 VIN3 IN Video 3 Analog Input 75 VIN4 IN Video 4 Analog ...

Page 26: ... ADR_DA ADR_WS ADR_CL DVSUP DVSUP DVSUP DVSS DVSS DVSS I 2 S_DA_IN2 NC NC NC RESETQ NC NC DACA_R AVSUP AVSUP ANA_IN1 ANA_IN ANA_IN2 TESTEN XTAL_IN XTAL_OUT TP AUD_CL_OUT NC NC D_CTR_I O_1 D_CTR_I O_0 ADR_SEL STANDBYQ CAPL_M AHVSUP CAPL_A SC1_OUT_L SC1_OUT_R VREF1 SC2_OUT_L SC2_OUT_R ASG3 NC DACM_SUB NC DACM_L DACM_R VREF2 DACA_L NC NC AVSS AVSS MONO_IN NC VREFTOP SC1_IN_R SC1_IN_L ASG1 SC2_IN_R SC...

Page 27: ...Main Clock Output 20 25 MHz 25 DACA_R SUPPLYD Ground Pin No Pin Name Type Short Description 26 V SUPPA SUPPLYD Supply Voltage 27 LLC2 OUT Double Clock Output 28 LLC1 IN OUT Clock Output 29 V SUPLLCSUPPLYD Supply Voltage LLC Circuitry 30 GND LLC SUPPLYD Ground LLC Circuitry 31 Y7 OUT Picture Bus Luma MSB 32 Y6 OUT Picture Bus Luma 34 Y4 OUT Picture Bus Luma 35 GND Y SUPPLYD Ground Luma Output Circu...

Page 28: ...rence voltage IF A D converter 65 AVSUP Analog power supply 5V 66 AVSUP Analog power supply 5V 67 ANA_IN IN IF input 1 68 ANA_IN IN IF common can be left vacant only if IF input1 is also not in use 69 ANA_IN2 IN IF input can be left vacant only if IF input1 is also not in use 70 TESTEN IN Test pin 71 XTAL_IN IN Crystal oscillator 72 XTAL_OUT OUT Crystal oscillator 73 TP Test pin 74 AUD_CL_OUT OUT ...

Page 29: ...SDA5550 MICROCONTROLLER BLOCK DIAGRAM ...

Page 30: ... MTSB ZC5502 AS CABLE PANEL INTERFACE LCD20 CHIMEI Y56502 AS KAB PANEL INTERFACE LCD TV 15 MOLEX L5A ZC5513 AS CABLE PANEL INVERTOR LCDTV FERRIT 20 CHI 8R9100 AS CABLE LCD POWER SWITCH L 350MM S602 031274 JACK POWER HORIZONTAL TU201 8R8138 PH1 TUNER FRONTEND PHILIPS FQ1216MEPT I H 3 U100 452937 IC CHIP VPC3230D C5 QFP80 T R U301 453013 IC SDA5550 PLCC 84 TRAY U304 452662 02 IC CHIP AT24C16AN 10SI2...

Page 31: ... 25 471 25 CH 22 479 25 479 25 479 25 479 25 CH 23 487 25 487 25 487 25 487 25 CH 24 495 25 495 25 495 25 495 25 CH 25 503 25 503 25 503 25 503 25 CH 26 511 25 511 25 511 25 511 25 CH 27 519 25 519 25 519 25 519 25 CH 28 527 25 527 25 527 25 527 25 CH 29 535 25 535 25 535 25 535 25 CH 30 543 25 543 25 543 25 543 25 CH 31 551 25 551 25 551 25 551 25 CH 32 559 25 559 25 559 25 559 25 CH 33 567 25 56...

Page 32: ...25 807 25 CH 64 815 25 815 25 815 25 815 25 CH 65 823 25 823 25 823 25 823 25 CH 66 831 25 831 25 831 25 831 25 CH 67 839 25 839 25 839 25 839 25 CH 68 847 25 847 25 847 25 847 25 CH 69 855 25 855 25 855 25 855 25 CH 70 863 25 863 25 CH 71 871 25 CH 72 879 25 CH 73 887 25 160 00 CH 74 69 25 172 00 CH 75 76 25 220 00 CH 76 83 25 232 00 CH 77 90 25 244 00 CH 78 97 25 256 00 CH 79 59 25 268 00 CH 80 ...

Page 33: ...35 25 335 25 S 26 343 25 343 25 343 25 343 25 S 27 351 25 351 25 351 25 351 25 S 28 359 25 359 25 359 25 359 25 S 29 367 25 367 25 367 25 367 25 S 30 375 25 375 25 375 25 375 25 S 31 383 25 383 25 383 25 383 25 S 32 391 25 391 25 391 25 391 25 S 33 399 25 399 25 399 25 399 25 S 34 407 25 407 25 407 25 407 25 S 35 415 25 415 25 415 25 415 25 S 36 423 25 423 25 423 25 423 25 S 37 431 25 431 25 431 2...

Page 34: ...LC CHASSIS TFT LCD TV SERVICE MANUAL ...

Page 35: ...Remote control explanations 4 Service Menu of the TV 5 Set appearrances 9 Block diagram of the VCTI 10 Block diagram of Microcontroller Genesis 11 Block diagram of power supply 12 Data sheet of important IC s 14 Service mode items and explanations 12 Replacement part List 23 Frequency list of channels 28 ...

Page 36: ...rub polarizer surface with materials over HB hardness 2 Keep clean the surface Please wear rubber glove when touch the surface of LCD screen Please use soft and anti static material as cleaner 3 Keep out of water Water on in the LCD may cause electrical short or corrosion Please wipe out dry or water carefully 4 Prevent swift Temperature Humidity change Instantaneous temperature and or humiditycha...

Page 37: ... LCD 16 9 Panels YES 14 9 4 3 Panels NO 16 9 Panels Depends on LCD Panorama NO Letterbox 4 3 Panels NO 16 9 Panels Depends on LCD Subtitle 4 3 Panels NO 16 9 Panels Depends on LCD Zoom NO WSS Wide Screen Signalling Optional ATS Automatic Tuning System Frequency Search Manual Search Frequency Search AFT Auto Fine Tuning YES Number of Program Storage 100 No Ident Timer YES Equalizer YES AVL Automati...

Page 38: ...V 50 60H100 240V 50 60Hz Audio Output Power 10 THD 2X2W 2X3W 2X3W 2X7W 2X7W 2X7W Manufacturer Samsung CMO AUO Samsung CMO AUO Samsung Samsung LG Philips AUO Chimei Chimei Interface Double TTL Single LVDS Dual LVDS Single TTL Single LVDS Single LVDS Singlel LVDS Singel LVDS Singel LVDS Resolution XGA 1024x768 SXGA 1280x1024 SVGA 800x600 VGA 640x480 WXGA 1280x720 WXGA 1280x768 WXGA 1280x720 WXGA 128...

Page 39: ...Button 17 STAND BY Button 18 Return to Selected Program Button SWAP 19 TV mode transition button 20 Menu Button 21 OK Button 22 Right Menu 23 Down Menu Teletext 24 Program up button P 25 Program down button P 26 Blue Fastext Button 27 Yellow Fastext Button 28 STOP Button 29 Teletext enlarge button DOUBLE 30 Equalizer selection button 31 Picture control button REMOTE CONTROL OK 1 2 3 4 5 6 7 8 9 0 ...

Page 40: ...L ON OFF OFF FACTORY MODE ON OFF OFF ADJUSTMENTS WHITE R 0 255 128 WHITE G 0 255 128 WHITE B 0 255 128 BRIGHTNESS 0 255 130 CONTRAST 0 257 158 COLOR 0 255 128 PRESCALE FM 0 127 37 PRESCALE NICAM 0 127 63 PRESCALE SCART 0 127 27 HOTEL VOLUME 0 63 16 AGC 0 31 23 FACTORY RESET SW DOWNLOAD SELECTIONS TUNER TYPE PHILIPS SAMSUNG PHILIPS TELETEXT FAST TOP NO TEXT FAST FAST TOP TIMER MODE SLEEP TIMER OFF ...

Page 41: ...e paths TUNER and SCART1 are enabled by default HOTEL MODE Enabling Hotel Mode has two effects First SETUP menu is no longer accessible by the user Second maximum adjustable volume value is limited to HOTEL VOLUME value This value can be adjusted in the ADJUSTMENTS sub menu of the Service Menu STAND BY If this Option is OFF the TV will stay in Stand By mode after a Power On If this Option is ON th...

Page 42: ...u contains selections TUNER TYPE SAMSUNG PHILIPS TELETEXT NO TEXT FAST FAST TOP MSP CLIP REDUCE VOL REDUCE TONE TUNER TYPE One of two supported tuner can be selected from this item System must be restarted for this change to take effect TELETEXT NO TEXT Teletext is totally disabled TXT MIX button will not be functional AUTO picture format mode will be disabled in RF F AV and SHVS modes Naming and ...

Page 43: ...TEXT LANGUAGES L5C SW decides which teletext language group will be used for teletext decoding according to the country selected for autoprogramming Teletext languages according to countries EAST EUROPE CROATIA CZECH_REP POLAND WEST EUROPE BELGIUM DENMARK FINLAND UK FRANCE GERMANY IRELAND ITALY NETHERLANDS NORWAY PORTUGAL SPAIN SWEDEN SWITZERLAND HUNGARY TURKISH GREEK GREECE TURKEY PC MODE PC mode...

Page 44: ...SET APPEARANCE OF 26 32 INCH Back light module Built in Panel Main Chassis Audio Amplifier Power Supply board SET APPEARANCE OF 15 23 INCH Main Chassis Back light module ...

Page 45: ...WOOFER AMP MP7731 SUBWOOFER SPEAKER RESET Q L R OUT MUTE HEADPHONE JACK SPEAKERS SCART 1 SCART 2 CVBS RCA IN SVHS IN EEPROM 24LC02 VGA SOCKET MEMORY CARD RGB DSUB HS VS DSUB RGB SD HS VS SD RGB SWITCH PI3V512 PC SD SW RGB SW HS VS SW 2nd RGB SWITCH PI3V512 S1 MAIN SW RGB G HS VS G AUDIO R L MEMORY CARD AUDIO R L RCA CD4053 AUDIO SWITCH MEMORY CARD RCA SWITCH CD4053 AUDIO SWITCH AUDIO R L SC2 MR R ...

Page 46: ... IR INPUT U201 EEPROM 24LC16 U203 SERIAL FLASH 25VF040 SCART1 PIN 8 SCART2 PIN 8 STANDBY STANDBY 2 24 BIT RGB OUTPUT TO LVDS INTERFACE HS VS PANEL CTRL DE CLOCK PANEL EN LED LED 2 S1 MAIN SW PC SD SW MEMORY CARD RCA SW RCA S2 SW BACKLIGHT EN BRT ADJ PANEL PWR BACK LIGHT CONNECTOR MUTE S202 SW UPDATE CONN UART RX TX ...

Page 47: ... INV_POW AMP_POW INV_POW AMP_POW S600 F600 FUSE 5A GND 1 2 3 4 5 6 7 4 3 2 1 S602 GND 24V SUB_POW F601 FUSE 5A OPTIONAL FOR 14 17 20 OPTIONAL FOR 20 W 22 23 12V 15V U600 MP1593 STEP DOWN CONVERTOR U601 LM1117 1 8V STBY 3 3V STBY 5V_STBY VOLTAGE DOUBLER 33V For Tuner PNL_EN STBY U606 LM1117 U605 MC78L08 8V PANEL POWER 5V 3 3V S603 Tuner Supply ...

Page 48: ...TOR Enable U101 MC34063 STEP UP CONVERTOR U605 MC78L08 U604 SI9933 MOSFET POWER SWITCH U601 LM1117 U603 LM1117 24V 12V PNL_PWR 12V R101 150K R609 220K R102 10K 5V R101 56K R609 NI R102 18K 5V _ STBY AMP_POW_S STBY AMP_POW 5V U606 LM1117 3V3 8V 33V For Tuner AMP_POW_S INV_POW 3V3_STBY 1V8_STBY BLOCK DIAGRAM OF 26 32 INCH POWER SUPPLY ...

Page 49: ...OSD controller advanced color management and dual LVDS transmitters 1 1 gm5221 System Design Example Figure 1 below shows a typical dual interface LCD TV system based on the gm5221 Designs based on the gm5221 have reduced system cost simplified hardware and firmware design and increased reliability because only a minimal number of components are required in the system TUNER PACK VIDEO DECODER AUDI...

Page 50: ...Color ACC ensures full dynamic range is used in video content On chip Versatile OSD Controller On chip RAM for high quality programmable menus 1 2 and 4 bit per pixel character cells Horizontal and vertical stretch of OSD menus Blinking transparency and blending Supports two independent OSD menu rectangles Proportional fonts Embedded X86 On chip Microcontroller High performance X86 MCU with on chi...

Page 51: ...7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 AGND_ADC RESERVED AVDD_ADC_3 3 AGND_RED RED RED AVDD_RED_3 3 AGND_GREEN GREEN GREEN S...

Page 52: ...ce crystal 8 bit 8051 instruction set compatible CPU Up to 256 kB on chip program ROM WST PDC VPS and WSS acquisition Closed Caption and V chip acquisition Up to 10 pages on chip teletext memory Multi standard QSS IF processing with single SAW FM Radio and RDS with standard TV tuner TV sound demodulation all A2 standards all NICAM standards BTSC SAP with MNR DBX optional EIA J Baseband sound proce...

Page 53: ...VCT 49xyI 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 25 26 27 28 29 30 31 32 33 34 35 36 24 38 44 43 42 41 40 39 37 GOUT GIN BIN SVMOUT RIN FBIN VRD XREF VSUP3 3BE GND BOUT ROUT VSUP3 3IO GND HFLB HOUT SAFETY VPROT GNDDAC VSUP3 3DAC SDA SCL P21 PWMV P17 P20 DFVBL P16 P15 P14 P13 P12 P11 VSUP3 3FE GND GNDM SENSE GND VSUP5 0BE TEST VERT VERT EW RSW2 RSW1 P10 88 87 86 85 84 83 82 81 ...

Page 54: ...rformance trench technology for extremely low RDS ON High power and current handling capability 4 3 2 1 5 6 7 8 Q1 Q2 Absolute Maximum Ratings TA 25 o C unless otherwise noted Symbol Parameter Ratings Units VDSS Drain Source Voltage 20 V VGSS Gate Source Voltage 12 V ID Drain Current Continuous Note 1a 3 4 A Pulsed 16 Power Dissipation for Dual Operation 2 Power Dissipation for Single Operation No...

Page 55: ...imum number of readily available external components to complete a 3A step down DC to DC converter solution Ordering Information Part Number Package Temperature MP1593DN SOIC8 w Exposed Paddle 40 to 85 C For Tape Reel use suffix Z e g MP1593DN Z Features 3A Output Current Programmable Soft Start 100mΩ Internal Power MOSFET Switch Stable with Low ESR Output Ceramic Capacitors Up to 95 Efficiency 20...

Page 56: ... regulate that voltage Drive FB with a resistive voltage divider from the output voltage The feedback threshold is 1 222V See Setting the Output Voltage section 6 COMP Compensation Node COMP is used to compensate the regulation control loop Connect a series RC network from COMP to GND to compensate the regulation control loop In some cases an additional capacitor from COMP to GND is required See C...

Page 57: ...RC CHIP 100R J 1 16W 0603 C629 253128R EC 1000UF 16V 20 10 R 5 LOW ESR R236 171107R RC CHIP 100R J 1 16W 0603 P400 031358R CONN VGA B10B R341 171107R RC CHIP 100R J 1 16W 0603 R237 171250R RC CHIP 249R F 1 0603 R342 171107R RC CHIP 100R J 1 16W 0603 U201 452662R 2 IC CHIP AT24C16AN 10SU2 7 TAPE REEL R345 171107R RC CHIP 100R J 1 16W 0603 U300 452706R 1 IC TDA1308T N2 SO G8 T R R346 171107R RC CHIP...

Page 58: ... CC CHIP 100NF K 25V 0603 X7R R300 173100R RC CHIP 10K J 1 10W 0603 C307 294125R CC CHIP 100NF K 25V 0603 X7R R302 173100R RC CHIP 10K J 1 10W 0603 C308 294125R CC CHIP 100NF K 25V 0603 X7R R304 173100R RC CHIP 10K J 1 10W 0603 C309 294125R CC CHIP 100NF K 25V 0603 X7R R322 173100R RC CHIP 10K J 1 10W 0603 C310 294125R CC CHIP 100NF K 25V 0603 X7R R323 173100R RC CHIP 10K J 1 10W 0603 C313 294125R...

Page 59: ...1112R EC 10UF 50V RS 11 5 TAPING R 5MM L400 053725R COIL CHIP 10UH 20 0805 C361 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R351 171476R RC CHIP 470R J 1 16W 0603 C362 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R353 171476R RC CHIP 470R J 1 16W 0603 C364 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R354 171476R RC CHIP 470R J 1 16W 0603 C365 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R414 171476R RC CHIP 470...

Page 60: ...01141R TRN CHIP BC848BLT1G SOT23 R352 171476R RC CHIP 470R J 1 16W 0603 Q101 401141R TRN CHIP BC848BLT1G SOT23 R355 171476R RC CHIP 470R J 1 16W 0603 Q150 401141R TRN CHIP BC848BLT1G SOT23 R356 171476R RC CHIP 470R J 1 16W 0603 Q151 401141R TRN CHIP BC848BLT1G SOT23 R359 172104R RC CHIP 1K J 1 16W 0603 Q152 401141R TRN CHIP BC848BLT1G SOT23 R360 172104R RC CHIP 1K J 1 16W 0603 Q208 401141R TRN CHI...

Page 61: ...NG 7 LI MOLEX 89400 0710 SW1 010861R ON OFF SWITCH BK98 KW5502R CABLE PANEL LVDS 32 AUO VERS V5 L 300MM TW5140 LC 26 32 AUDIO AMPLIFIER J451 BW9524R CABLE HARNESS DC POWER 10 PIN L5 SAMSUN C259 250115R EC 1UF 50V 11 5 R 5 J450 KW3506R CON CAB AUDIO MODULE L5 CHASSIS L 200 C411 250115R EC 1UF 50V 11 5 R 5 S421 KW3524R CABLE HARNESS 7 LI AMP 26 32 L5A C460 250227R EC 2 2UF 16V 11 5 R 5 MW1504R CON C...

Page 62: ... 25 471 25 CH 22 479 25 479 25 479 25 479 25 CH 23 487 25 487 25 487 25 487 25 CH 24 495 25 495 25 495 25 495 25 CH 25 503 25 503 25 503 25 503 25 CH 26 511 25 511 25 511 25 511 25 CH 27 519 25 519 25 519 25 519 25 CH 28 527 25 527 25 527 25 527 25 CH 29 535 25 535 25 535 25 535 25 CH 30 543 25 543 25 543 25 543 25 CH 31 551 25 551 25 551 25 551 25 CH 32 559 25 559 25 559 25 559 25 CH 33 567 25 56...

Page 63: ...25 807 25 CH 64 815 25 815 25 815 25 815 25 CH 65 823 25 823 25 823 25 823 25 CH 66 831 25 831 25 831 25 831 25 CH 67 839 25 839 25 839 25 839 25 CH 68 847 25 847 25 847 25 847 25 CH 69 855 25 855 25 855 25 855 25 CH 70 863 25 863 25 CH 71 871 25 CH 72 879 25 CH 73 887 25 160 00 CH 74 69 25 172 00 CH 75 76 25 220 00 CH 76 83 25 232 00 CH 77 90 25 244 00 CH 78 97 25 256 00 CH 79 59 25 268 00 CH 80 ...

Page 64: ...35 25 335 25 S 26 343 25 343 25 343 25 343 25 S 27 351 25 351 25 351 25 351 25 S 28 359 25 359 25 359 25 359 25 S 29 367 25 367 25 367 25 367 25 S 30 375 25 375 25 375 25 375 25 S 31 383 25 383 25 383 25 383 25 S 32 391 25 391 25 391 25 391 25 S 33 399 25 399 25 399 25 399 25 S 34 407 25 407 25 407 25 407 25 S 35 415 25 415 25 415 25 415 25 S 36 423 25 423 25 423 25 423 25 S 37 431 25 431 25 431 2...

Page 65: ...N C 157 N C 158 N C 159 N C 160 N C 161 N C 162 GND_ADC 163 VDD_ADC_1 8 164 GND_RPLL 165 VDD_RPLL_1 8 166 RESERVED VBUFC_RPLL 167 AGND_RPLL 168 XTAL 169 TCLK 170 AVDD_RPLL_3 3 171 LBADC_VDD_3 3 172 LBADC_IN1 173 LBADC_IN2 174 LBADC_IN3 175 LBADC_RETURN 176 LBADC_GND 177 RESETn 178 CVDD_1 8 179 CRVSS 180 HSYNC CSYNC 181 VSYNC 182 ROM_ADDR17 183 ROM_ADDR16 184 ROM_ADDR15 185 ROM_ADDR14 186 ROM_ADDR1...

Page 66: ...D KEY_DRL KEY_PMU IR LED_RED 3 3V GND GND OUT GND Vs GND S2 P S5 P S1 MENU S4 V S3 V R5 180R R3 330R R7 470R R6 1K 1 2 3 4 5 6 7 CN1 7 HEADER R1 150R 1 2 C1 10uF 10V R2 150R Out 1 GND 2 Vs 3 IR1 IR R8 270R R4 470R D1 LED GND S6 AV TV R9 3K9 KEYBOARD MODULE SW1 SW SPST 1 2 3 4 P2 4 HEADER POWER R9 10K R10 10K GND C2 10uF 16V SW1 SW SPST 1 2 3 4 5 6 7 P2 7 HEADER GND S 1 S 2 S 3 G 4 D 5 D 6 D 7 D 8 ...

Page 67: ...VDD_RX0_1 8 126 AGND_RX0 127 RX0 128 RX0 129 AVDD_RX0_3 3 130 AGND_RXC 131 RXC 132 RXC 133 AVDD_RXC_3 3 134 VBUFC_DVI RESERVED 135 GND_RXPLL 136 VDD_RXPLL_1 8 137 CLKOUT RESERVED 138 CVDD_1 8 139 CRVSS 140 AVDD_BLUE_3 3 141 BLUE 142 BLUE 143 AGND_BLUE 144 AVDD_GREEN_3 3 145 SOG_MCSS 146 GREEN 147 GREEN 148 AGND_GREEN 149 AVDD_RED_3 3 150 RED 151 RED 152 AGND_RED 153 AVDD_ADC_3 3 154 ADC_TEST RESER...

Page 68: ...S RCA_S2_S C325 100N C326 100N GND GND SC2_I_R RCA_RIGHT RCA_LEFT AUDIO_L_SD AUDIO_L_SD AUDIO_R_SD AUDIO_R_SD Optional MEMCRD_RCA_S J300 0R J301 0R MR_R MR_L AIN1R AIN1L AUDIO SWITCHES DAUGTHER BOARD EB7 EB6 EB5 EB4 EB3 EB2 EB1 EB0 ER0 ER1 ER2 ER3 ER4 ER5 ER6 ER7 EG0 EG1 EG2 EG3 EG4 EG5 EG6 EG7 DE HS VS CLK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3...

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