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IC BLOCK DIAGRAM (MP7720)

20W output at V

= 24V into a 4

load

THD+N as low as 0.06%
90% efficiency at 20W
Low Quiescent Current (2mA)
Switching Frequency to 1MHz
7.5V to 24V operation from single supply
Integrated Start up and Shut Down
Pop Elimination Circuit
Thermal protection
Integrated 18m

switches

Mute / Standby-mode (Sleep)
Tiny 8Pin SOIC or PDIP Package
Evaluation Board Available

IC BLOCK DIAGRAM (MP7720)

IC BLOCK DIAGRAM (TW9918)

RGB/YCrVb1

Clamp

RGB/YCrVb0

FB1/0

Analog V

ideo In

YIN

CIN1

CIN0
MUX0
MUX1
MUX2
MUX3

TMODE

est

Clock

Y/C

Memory controller

T0-5

SIAD

SCLK

SDA

27Mhz

MUX4

MUX5

MUXOUT

YBFOUT

ADCX4

AGC/Clamp

ADCX2

4-Hadaptive

comb filter

Frame-comb

filter & Motion

detector

Chroma Demodulator

RGB-YUV

Contrast

Saturation

Brightness

int

MIXER

3D Noise

Reduction

Contrast/Brigntness

Peaking/CTI

H/V Down

Scaler/Cropping

2Wire

Serial Bus

VBI

Slicer

Sync

Processor

VBI Pass

through

ideo Interface

Sync

Generator

SDRAM

PDN

CLKx1

CLKx2

HACTIVE

VCLK

MPOUT

VD(7:0)

VD(15:8)

VSYNC

HSYNC

FIELD

VACTIVE

DVALID

Содержание LC-32IC10

Страница 1: ...23 26 27 30 32 37 42 TFT LCD TV MONITOR SERVICE MANUAL ...

Страница 2: ...L SPECIFICATION 12 4 TROUBLE SHOOTING 15 5 CONTROLS OF FRONT PANEL 18 6 CONNECTIONS OF BACK PANEL 19 7 REMOTE CONTROL HANDSET 20 8 CONNECTING DIAGRAM 21 9 PCB LAYOUT 22 10 FACTORY MENU 30 11 SCHEMATIC DIAGRAM 35 12 EXPLODED VIEW 48 13 REPLACEMENT PARTS LIST 52 ...

Страница 3: ...Transformer during this check Connect 1 5K 10watt resistor in parallel with a 0 15uF capacitor between a known good earth ground Water Pipe Conduit etc and the exposed metallic parts Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms volt or more sensitivity Reverse plug of the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part An...

Страница 4: ...4 BLOCK DIAGRAM BLOCK DIAGRAM ...

Страница 5: ...M LVBCKP LVB3M LVB3P VDDC GND LVA0M LVA0P LVA1M LVA1P LVA2M LVA2P LVACKM LVACKP GND VDDP LVA3M LVA3P GND BYPASS GND DVI _R DVI _R GND GND DVI_G DVI_G AVDD_D VI DVI_B DVI_CK AVDD_D VI AVDD_PLL DDCD_DA GND HSYNC1 BIN1P BI N1M DVI_B GND DVI_CK REXT GND DDCD_CK AVDD_ADC VYSNC1 SOGIN1 GIN1P GIN1M RIN1P RIN1M BI N0M BIN0P GIN0M GIN0P SOGIN0 RIN0M RIN0P AVDD_ADC GND HSYNC0 VSYNC0 RMID REFP REFM VI_DATA 8...

Страница 6: ...modulator Pre processing Prescale DAC Loud speaker Subwoofer Headphone SCART1 SCART2 DAC SCART Output Select DAC DAC Loud speaker Sound Processing Headphone Sound Processing MONO Prescale ADC SCART DSP Input Select SCART1 SCART2 SCART3 SCART4 Source Select IC PIN OUT MSP3410G ...

Страница 7: ...DIAGRAM TW9918 RGB YCrVb1 Clamp RGB YCrVb0 FB1 0 Analog Video In YIN CIN1 CIN0 MUX0 MUX1 MUX2 MUX3 TMODE Test Clock Y C Memory controller Y Cb Cr T0 5 SIAD SCLK SDA 27Mhz MUX4 MUX5 MUXOUT YBFOUT ADCX4 AGC Clamp ADCX2 4 Hadaptive comb filter Frame comb filter Motion detector Chroma Demodulator RGB YUV Contrast Saturation Brightness Tint Y Cb Cb FB MIXER 3D Noise Reduction Contrast Brigntness Peakin...

Страница 8: ... 94 93 93 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 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 34 35 36 37 38 VDDE DRAM_AD1 VSSE DRAM_AD0 DRAM_BA DRAM_AD10 DRAM_CSB DRAM_CASB DRAM_RASB DRAM_DQ5 DRAM_DQ6 DRAM_DQ7 VSS VDD DRAM_LDM DRAM_WEB DRAM_DQ4 VDDE VSSE DRAM_DQ3 DRAM_DQ2 DRAM_DQ14 DRAM_DQ15 DRAM_DQ0 DRAM_DQ1 D...

Страница 9: ...17 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 P36 656IO6 P37 656IO7 VIN11 VIN10 VIN9 VIN8 VIN7 VIN6 VIN4 VIN3 VIN2 VOU1 VOU2 VOU3 VSUP1 8FE VSUP3 3FE P16 P21 SCL DFVBL FELD PWMV FBOUT SDA P20 P17 P15 P14 P13 P12 P11 P10 EXTIFQ XROMQ GND GND VIN1 VIN5 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 ...

Страница 10: ...OUT2 43 ROUT1 54 AGND 35 Vcc 42 VOUT3 41 TRAP2 46 CIN1 51 COUT1 58 V1 1 V2 8 V3 15 V4 22 V5 30 V6 60 Y1 3 Y2 10 Y3 17 Y4 24 C1 5 C2 12 C3 19 C4 26 LTV 62 LV1 2 LV2 9 LV3 16 LV4 23 LV5 29 LV6 59 Logic RTV 64 RV1 4 RV2 11 RV3 18 RV4 25 RV5 31 RV6 61 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 0dB 0dB BIAS 50 BIAS COUT3 37 Audio system is attenuated by 6dB at input and a total agin is...

Страница 11: ...11 IC PIN OUT CXA209Q ...

Страница 12: ...GB PC Input VGA 640x480 Table 4 SVGA 800x600 RGB PC XGA 1024x768 SXGA 1280x1024 UXGA 1600x1200 MAC 6 DVI PC Input VGA 640x480 Table 5 SVGA 800x600 DVI PC XGA 1024x768 SXGA 1280x1024 UXGA 1600x1200 MAC 7 HDMI Input 480p 59 94 60Hz Table 2 576p 50Hz RGB DTV 720p 50 59 94 60Hz HDMI Input 1080i 50 59 94 60Hz digital interface with HDCP 8 Input Voltage AC 100 240 V 50hz 60hz 9 External Interface DVI DV...

Страница 13: ... KHz V freq Hz Pixel clock Proposed MHz 1 720x480 31 47 59 94 27 000 SDTV 480p 2 720x480 31 50 60 00 27 027 SDTV 480p 3 720x576 31 25 50 00 27 000 SDTV 576p 4 1280x720 44 96 59 94 74 176 HDTV 720p 5 1280x720 45 00 60 00 74 250 HDTV 720p 6 1280x720 37 50 50 00 74 25 HDTV 720p 50Hz 7 1920x1080 33 72 59 94 74 176 HDTV 1080i 8 1920x1080 33 75 60 00 74 250 HDTV 1080i 9 1920x1080 28 125 50 00 74 250 HDT...

Страница 14: ... 72 18 50 00 VESA SVGA 11 800x600 46 875 75 00 49 50 VESA SVGA 12 800x600 53 674 85 06 56 25 VESA SVGA 13 832x624 49 725 74 55 57 28 Macintosh 14 1024x768 48 363 60 00 65 00 VESA XGA 15 1024x768 56 476 70 06 75 00 VESA XGA 16 1024x768 60 023 75 02 78 75 VESA XGA 17 1024x768 68 677 85 00 95 62 VESA XGA 18 1280x768 47 693 60 0 80 12 VESA WXGA 19 1280x768 60 091 75 0 102 87 VESA WXGA 20 1280x768 68 5...

Страница 15: ... 72 18 50 00 VESA SVGA 11 800x600 46 875 75 00 49 50 VESA SVGA 12 800x600 53 674 85 06 56 25 VESA SVGA 13 832x624 49 725 74 55 57 28 Macintosh 14 1024x768 48 363 60 00 65 00 VESA XGA 15 1024x768 56 476 70 06 75 00 VESA XGA 16 1024x768 60 023 75 02 78 75 VESA XGA 17 1024x768 68 677 85 00 95 62 VESA XGA 18 1280x768 47 693 60 0 80 12 VESA WXGA 19 1280x768 60 091 75 0 102 87 VESA WXGA 20 1280x768 68 5...

Страница 16: ...3 Connector Check P800 P805 Connector Check P100_M P 101_M Connector Check P806 P807 Connector Contact A S Team Fasten P806 P807 Connector Fasten P100_M P 101_M Connector Fasten P401 or P402 or P403 Connector Fasten P800 805 Connector YES YES YES NO NO NO YES YES NO ...

Страница 17: ...S Team Replace IC403 IC404 YES YES NO Check IC401 Pin3 High Replace IC401 YES NO Check X400 Replace IC400 YES NO Chack IC308 Pin3 High Replace IC308 YES NO Chack IC300 IC301 Pin2 High Replace IC300 IC301 YES NO Chack IC500 IC501 Pin2 High Replace IC500 IC501 YES NO ...

Страница 18: ... No Sound No Sound Check X900 Contact A S Team Replace X900 YES NO Check IC902 Pin3 5V Replace IC902 YES NO Check IC900 Pin27 28 Replace IC900 YES NO YES Check IC700 IC701 Pin7 Replace IC700 IC701 YES NO ...

Страница 19: ...usts menu settings 4 MENU selects a menu 5 INPUT SELECT selects TV AV1 AV2 S VIDEO COMPONENT PC RGB DVI mode switches the set On from standby 6 POWER r r switches the set On from standby or On to standby 7 POWER STANDBY INDICATOR r r illuminates red in standby mode illuminates green when the set is switched On 8 REMOTE CONTROL SENSOR INPUT INPUT SELECT SELECT MENU MENU INPUT SELECT MENU MENU 1 4 5...

Страница 20: ...equip ment Note In standby mode these ports will not work 5 AERIAL SOCKET 6 S VIDEO INPUT connect video out from an S VIDEO VCR to the S VIDEO input 7 POWER CORD SOCKET This set operates on an AC power The voltage is indicated on the Specifications page Never attempt to operate the set on DC power DVI INPUT DVI INPUT S VIDEO OPTICAL AUDIO INPUT AUDIO INPUT AUDIO INPUT AUDIO INPUT AUDIO AUDIO R L C...

Страница 21: ...rogramme scan mode through 4 16 sub pictures MUTE switches the sound On or Off SSM Sound Status Memory recalls your preferred sound setting ARC select your desired picture format I II selects the language during dual lan guage broadcast selects the sound output INPUT Select TV AV1 AV2 S VIDEO COM PONENT PC RGB DVI mode switches the set on from standby EXIT exits from each mode SLEEP sets the sleep...

Страница 22: ...22 CONNECTING DIAGRAM ...

Страница 23: ...23 PCB LAYOUT AV TOP PATTEN ...

Страница 24: ...24 AV TOP SILK ...

Страница 25: ...25 AV BOTTOM PATTEN ...

Страница 26: ...26 AV BOTTOM SILK ...

Страница 27: ...27 MAIN TOP PATTEN ...

Страница 28: ...28 MAIN TOP SILK ...

Страница 29: ...29 MAIN BOTTOM PATTEN ...

Страница 30: ...30 MAIN BOTTOM SILK ...

Страница 31: ...or VOL Adjusting Value Press Menu key return Factory menu Press Exit key exit Sound enter to Factory menu Select menu Press OK key or VOL key Press PR or PR key Select Sub Menu Press VOL or VOL Adjusting Value Press Menu key return Factory menu Press Exit key exit Adjusting Range Dual A2 Stereo Dolby Woofer 0 Off 1 On SC Prescale FM Prescale Nicam Prescale 0 255 White Balance Sound Option1 Option2...

Страница 32: ...R key Select Sub Menu Press VOL or VOL Adjusting Value Press Menu key return Factory menu Press Exit key exit Adjusting Range 200PR 0 PR Number 0 99 1 PR Number 0 199 SYSTEM 0 Not Use 1 BG I DK L 2 BG I DK M NO Language NO Language 0 West Europe 9 Turkey Greek3 1 East Europe 10 ARAB FRANCE 2 Turkey 11 ARAB ENGLISH 3 Czecho Hungary 12 ARAB HEBREW1 4 Cyrillic1 13 ARAB HEBREW2 5 Cyrillic2 14 FARSI EN...

Страница 33: ...and Power on Change System ID all User Adjust value Reset MEMORY CLOCK SET Press PR key Select MEMORY CLOCK SET menu Press OK or VOL key enter to Sub menu Default value DQSPH0 2 DQSPH1 1 DQSPH2 2 DQSPH3 1 Recomand Do Not Change NO Language NO Language 0 English 5 Portuguese 1 Deutsch 6 Danish 2 French 7 Swedish 3 Italian 8 Finnish 4 Spanish 9 Dutch OSD LANGUAGE 0 White Balance Sound Option1 Option...

Страница 34: ...34 SCHEMATIC DIAGRAM ...

Страница 35: ...35 ...

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Страница 45: ...45 ...

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Страница 47: ...47 EXPLODED VIEW TKL3290S ...

Страница 48: ...48 LC 32IE21 ...

Страница 49: ...49 LC 32IE31 ...

Страница 50: ...50 BL3201S ...

Страница 51: ...51 21 1 2 3 4 5 6 7 8 9 10 12 13 10 14 15 16 17 18 19 20 LC 37IL11 ...

Страница 52: ...52 1 2 3 4 5 6 7 8 9 11 12 13 10 14 15 16 17 18 19 20 LC 37IE21 ...

Страница 53: ...53 1 2 3 4 5 6 7 9 10 11 8 12 13 14 15 16 17 18 BL3701S ...

Страница 54: ...54 LC 37IE41 ...

Страница 55: ...55 LC 42IE11 ...

Страница 56: ...56 LC 42IE21 ...

Страница 57: ...0 OHM 1 8W 2012 5 D 181 R504 R505 CHIP RESISTOR 1 5K OHM 1 8W 2012 5 D 152 R808 CHIP RESISTOR 82 OHM 1 8W 2012 5 D 820 R141 R143 R144 R802 CHIP RESISTOR 100 OHM 1 8W 2012 5 D 101 R154 R155 R313 R315 R316 R345 R346 R347 R354 R358 R383 R413 R418 R807 R815 R905 CHIP RESISTOR 160 OHM 1 8W 2012 5 D 161 R805 CHIP RESISTOR 220 OHM 1 8W 2012 5 D 221 R800 CHIP RESISTOR 390 OHM 1 8W 2012 5 D 391 R401 CHIP R...

Страница 58: ...2 C336 C339 C347 C356 C367 C369 C372 C377 C380 C416 C417 C418 C419 C420 C421 C439 C442 C443 C444 C445 C446 C447 C449 C452 C455 C460 C461 C464 C466 C469 C471 C472 C473 C474 C475 C476 C477 C478 C494 C501 C504 C505 C506 C507 C508 C509 C510 C511 C515 C517 C521 C523 C525 C531 C532 C535 C539 C545 C548 C551 C552 C553 C563 C564 C565 C566 C573 C574 C600 C606 C607 C608 C612 C613 C614 C615 C616 C617 C618 C61...

Страница 59: ...109 C110 C111 C118 C119 C120 C313 C314 C315 C334 C337 C345 C368 C374 C375 C378 C496 C549 C550 C711 C712 C825 C910 C914 C917 AL EL CAPACITORS 47uF STD 16V M FL TP5 5X9 85 C C127 C201 C203 C210 C310 C497 AL EL CAPACITORS 47uF STD 50V M FL TP5 6 3X11 85 C C493 C700 AL EL CAPACITORS 100uF STD 16V M FL TP5 6 3X11 85 C C108 C384 C400 C405 C406 C441 C448 C450 C451 C468 C479 C480 C481 C482 C483 C502 C503 ...

Страница 60: ...R402 AR403 AR404 AR405 AR406 AR407 AR408 AR409 AR410 AR411 AR412 AR413 AR414 CHIP CAPACITORS 10pF 50V 10 1608 R TP 100 C495 C713 C714 CHIP CAPACITORS 22pF 50V 10 1608 R TP 220 C370 C371 CHIP CAPACITORS 100pF 50V 10 1608 R TP 101 C307 C308 CHIP CAPACITORS 220pF 50V 10 1608 R TP 221 C826 CHIP CAPACITORS 1000pF 50V 10 1608 R TP 102 C106 C361 C426 C433 C820 CHIP CAPACITORS 4700pF 50V 10 1608 R TP 472 ...

Страница 61: ...406 IC AUDIO AMP MP7720DS SOIC8 20W CLASS D MONO MPS IC700 IC701 IC Voltage Detector KIA7027AF 3P SOT 89 R TP KEC IC311 IC Voltage Detector KIA7042AF 3P SOT 89 R TP KEC IC901 IC REG KIA7808AF 2P DPAK R TP KEC IC903 IC REG KIA7805AF 2P DPAK R TP KEC IC902 IC M62320FP I O EXPANDER 16P SOP IC302 IC303 TR FET SI4925DY TEMIC SO 8 30V 6 1A IC405 IC L4973D5 1 SO20 ST IC800 IC REG MIC39100 1 8BS SOT223 MI...

Страница 62: ...R364 R367 R400 R405 R432 R433 R438 R444 R445 R449 R481 R484 CHIP CAPACITORS 0 01uF 50V 10 2012 R TP 103 C410 C422 C475 C480 C481 CHIP CAPACITORS 0 1uF 50V 20 2012 R TP 104 C217 C218 C320 C321 C324 C327 C328 C329 C330 C332 C333 C334 C446 C449 C470 C482 C486 C499 CHIP CAPACITORS 100pF 50V 10 2012 R TP 101 C469 C471 CHIP CAPACITORS 0 47uF 25V 20 2012 R TP 474 C302 C303 C304 C305 C311 C313 C336 C337 C...

Страница 63: ... 1608 5 D 561 R329 R334 R337 R351 R354 R360 R362 CHIP RESISTOR 680 OHM 1 10W 1608 5 D 681 R491 CHIP RESISTOR 75 OHM 1 10W 1608 5 D 750 R414 R443 CHIP RESISTOR 82 OHM 1 10W 1608 5 D 820 R401 R402 R404 R412 R420 R421 R422 R441 R486 R488 CHIP CAPACITORS 0 01uF 50V 10 1608 R TP 103 C409 C421 CHIP CAPACITORS 0 1uF 50V 20 1608 R TP 104 C319 C323 C326 C401 C485 CHIP CAPACITORS 1000pF 50V 10 1608 R TP 102...

Страница 64: ...TR KTC3875S KET SOT 23 switching Q901 Q902 WAFER 12505WR 09A SMD YEONHO P901 LC 32IC10_KEY SMD KEY ASS Y LC 32IE10_KEY PCB ASS Y Differential Part List Of Each Product R356 10K OHM 1 10W 1608 5 D 10K OHM 1 10W 1608 5 D 10K OHM 1 10W 1608 5 D R357 1 8KOHM 1 10W 1608 5 D 1 8KOHM 1 10W 1608 5 D 1 8KOHM 1 10W 1608 5 D R359 X X X P401 X X X P402 FI TWE21P VF JAE X P403 1001 31MV SMD 1 25MM X 1001 31MV ...

Страница 65: ...3216 501 CHIP BEAD 3216 501 CHIP BEAD 3216 501 R805 430 OHM 1 8W 2012 5 D 430 OHM 1 8W 2012 5 D 430 OHM 1 8W 2012 5 D R822 X X X R823 0 OHM 1 8W 2012 5 D 000 0 OHM 1 8W 2012 5 D 000 0 OHM 1 8W 2012 5 D 000 R824 X X X P800 X 12505WR 10 12505WR 10 P801 X 12505WR 12 12505WR 12 P802 12505WR 14 X X P803 X X X P804 X X X P805 X X X R518 X X X R519 X X X R516 1K OHM 1 8W 2012 5 D X X R517 4 7K OHM 1 10W ...

Страница 66: ...3216 501 CHIP BEAD 3216 501 L412 CHIP BEAD 3216 501 X X R805 430 OHM 1 8W 2012 5 D 160 OHM 1 8W 2012 5 D 160 OHM 1 8W 2012 5 D R822 X X X R823 0 OHM 1 8W 2012 5 D 000 0 OHM 1 8W 2012 5 D 000 0 OHM 1 8W 2012 5 D 000 R824 X X X P800 12505WR 10 X X P801 12505WR 12 X X P802 X X X P803 X X X P804 X 12505WR 15 SMD 12505WR 15 SMD P805 X 12505WR 15 SMD 12505WR 15 SMD R518 X X X R519 X X X R516 X X X R517 ...

Страница 67: ...67 NOTE ...

Страница 68: ...34 ...

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