Daewoo DLT-19W4 Service Manual Download Page 15 | Manualshive

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5. PCB Data (DLT-19W4, DLT-22W4 - TOP)

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Summary of Contents for DLT-19W4

Page 1: ...3 DLP 20J3M DLT 20J9 DLP 20J9M DLT 19L1 DLP 19L1 DLT 19L2 DLP 19L2 DLT 22L1 DLP 22L1 DLT 22L2 DLP 22L2 Caution In this manual some parts can be changed for improving Their performance without notice i...

Page 2: ...B Data 14 6 Trouble Shooting 22 7 Service Part List 30 8 Di erent part list for models 38 9 Electrical Requirements 48 10 Out Line 54 11 Exploded View 58 12 Software Install Upgrade 62 13 SVC keys fun...

Page 3: ...ews holding PCBs are working as elec tric circuit grounding make sure to check if any screw is missing when assembling reas sembling Do not leave any screws inside the set 5 A LCD Set contains di eren...

Page 4: ...NI JACK DIGITAL AUDIO OUT Coaxial ANT IN COAXIAL TYPE Reception Channel VHF BAND I CH2 CH4 BAND II CH5 CH12 UHF HYPER BAND SI S3 S1 S20 BAND IV V CH21 CH68 PAL B G D K SECAM L L NTSC AV input only Pow...

Page 5: ...X SYY P sjk whuls p W z mshzo p W llwyvt hGpYj pjkXZ jvmkt z WZ Y pkWY z XW jp z kh h kGpYj pkWZ zkyht pkX_ m j zwkpm yVnViVj iz zwkpm pkWY llwyvt kGpYj zpmGpu ymGj izGpu oktpGpu jvtwvulu pu wjGpu yni...

Page 6: ...z p WY ylnUZUZ p XX ylnUYU p X ylnUXUY p X ylnUXUW z qkWY wjtjph jp k iT p W kjTkjGj U p XY kjTkjGj U ZUZ p XZ kjTkjGj U XU_ whulsOzVzSh vP pkWYOz XW P pkWZOzkyhtP pkX_OmshzoP pkX OllwyvtP pkXZOjvmktP...

Page 7: ...6 4 Schematic Diagram DLT 19W4 DLT 22W4...

Page 8: ...7 Schematic Diagram DLT 20J1 DLT 20J3...

Page 9: ...8 Schematic Diagram...

Page 10: ...9 Schematic Diagram...

Page 11: ...10 Schematic Diagram...

Page 12: ...This page can be used only for DLT models 11 Schematic Diagram...

Page 13: ...12 Schematic Diagram...

Page 14: ...13 Schematic Diagram...

Page 15: ...14 5 PCB Data DLT 19W4 DLT 22W4 TOP...

Page 16: ...15 PCB Data DLT 19W4 DLT 22W4 BOTTOM...

Page 17: ...16 PCB Data DLT 20J1 DLT 20J3 TOP...

Page 18: ...17 PCB Data DLT 20J1 DLT 20J3 BOTTOM...

Page 19: ...18 PCB Data DLT 19W4 DLT 22W4 Control PCB TOP...

Page 20: ...19 PCB Data DLT 19W4 DLT 22W4 Control PCB BOTTOM...

Page 21: ...20 PCB Data DLT 20J1 DLT 20J3 Control PCB TOP...

Page 22: ...21 PCB Data DLT 20J1 DLT 20J3 Control PCB BOTTOM...

Page 23: ...quipments for trouble diagnosis Digital Multi meter measure Dc voltage measure Diode Voltage Short Open test Screwdriver or electric screwdriver plastic adjusting tool 5 Before assemble disassemble PC...

Page 24: ...t Check start Is the AC power cord correctly connected Is power S W ON Is output voltage of Power LIPS correct Con rm power cord connection Con rm Power S W ON Check the power connection Exchange the...

Page 25: ...odule correct or LIPS Check the connection to IR PCB Check the operation of Remote Controller Con rm Power S W ON Check the power connection Exchange the Power module 6 3 When white screen Check start...

Page 26: ...D turn on in GREEN Does raster appear Does auto tuning Function operate normally Tune the channel Check the tuner Go to chap 7 2 Is this weak discharge On the screen Check I501 Y Y Y Y N N N N Con rm...

Page 27: ...operate 6 5 When No picture in External input mode Is input selection In used mode Check the main PCB and sub JACK PCB Y Is this weak discharge On the screen Check the Connection of Jack Con rm input...

Page 28: ...Y Does Screen appear Is the speaker jack Correctly connected 6 6 When No Sound in External input mode Is the I601 output Normal Exchange speaker or speak cable Y Check the Connection of sound Jack Ch...

Page 29: ...28 Trouble Shooting Check start Is 2th PIN of P903A Correctly operate Y Y Does remote Controller operate Check Key cable and I501 Y Exchange Key PCB N N Check the I501 6 7 When Key does not operate...

Page 30: ...r push the button of Remote controller does the 2nd pin Of P506A output normal Check IR cable and I501 Check the battery of remote controller Exchange the Key PCB N N N Check the I501 6 8 When Remote...

Page 31: ...R CARBON FILM 1 6 8 2K OHM J ZZ290 PTMPMSG108 PCB MAIN MANUAL AS DLT 19W4SMBSCF 10 2193110032 SOLDER WIRE SP001 PHI 3 0MM LFCO W3 0 20 2193011612 SOLDER WIRE LFC 107 1 6MM 30 2291050620 FLUX SOLDER DF...

Page 32: ...KBA C CHIP CERA 50V X7R 1000PF K 1608 CA32 HCBK102KBA C CHIP CERA 50V X7R 1000PF K 1608 CA37 HCQK120JBA C CHIP CERA 50V CH 12PF J 1608 CA38 HCQK120JBA C CHIP CERA 50V CH 12PF J 1608 CA39 HCQK120JBA C...

Page 33: ...CERA 50V X7R 0 1MF K 1608 CP19 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CP23 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 LOC PART CODE PART NAME PART DESCRIPTION CA40 HCQK120JBA C CHIP CERA 50V CH...

Page 34: ...OHM J 1608 RD18 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RD25 HRFT103JBA R CHIP 1 10 10K OHM J 1608 LOC PART CODE PART NAME PART DESCRIPTION R550 HRFT000JBA R CHIP 1 10 0 OHM J 1608 R551 HRFT000JBA R C...

Page 35: ...0 1MF K 1608 CA35 HCQK331JBA C CHIP CERA 50V CH 330PF J 1608 CA36 HCQK331JBA C CHIP CERA 50V CH 330PF J 1608 CA44 HCELK479MC C CHIP ELECTRO 50V 4 7MF CM 4052 CA47 HCBK104KBA C CHIP CERA 50V X7R 0 1MF...

Page 36: ...IC CHIP OR GATE 74AHC1G32GW LOC PART CODE PART NAME PART DESCRIPTION CA48 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CA49 HCELK479MC C CHIP ELECTRO 50V 4 7MF CM 4052 CA61 HCBK102KBA C CHIP CERA 50V X...

Page 37: ...L957 HFFMMZ400A F CHIP FERRITE BEAD 40 OHM MMZ 2012S L958 HLC479K03C L CHIP COIL 4 7UH K NLC5650T LOC PART CODE PART NAME PART DESCRIPTION L961 HFFMMZ400A F CHIP FERRITE BEAD 40 OHM MMZ 2012S L962 HF...

Page 38: ...0JBA R CHIP 1 10 0 OHM J 1608 RD52 HRFT101JBA R CHIP 1 10 100 OHM J 1608 LOC PART CODE PART NAME PART DESCRIPTION RD54 HRFT473JBA R CHIP 1 10 47K OHM J 1608 RD57 HRFT103JBA R CHIP 1 10 10K OHM J 1608...

Page 39: ...S BK M201A M201C 2233032405 PAINT WATER SV 2405BP CETELON M201D 2233039604 PAINT WATER BK9604BP CETELON 2233039604 PAINT WATER BK9604BP CETELON M211 4852181401 COVER BACK 19W4 HIPS BK 4852181601 COVER...

Page 40: ...FT473JBA R CHIP 1 10 47K OHM J 1608 SP01 4858319910 SPEAKER SP 5090F24C 4858320010 SPEAKER SP 5090N03C SP01A 4853956801 BRKT SPKR 19 22W4 HIPS BK 4853956801 BRKT SPKR 19 22W4 HIPS BK SP01B 7178301051...

Page 41: ...N BK 3CR 7178301051 SCREW TAPPTITE TT2 WAS 3X10 MFZN 3CR M201C 7178301051 SCREW TAPPTITE TT2 WAS 3X10 MFZN 3CR 7178301051 SCREW TAPPTITE TT2 WAS 3X10 MFZN 3CR M201D 7178301051 SCREW TAPPTITE TT2 WAS 3...

Page 42: ...5S01 CONNECTOR YH025 05 YBNH250 ULW 100 4850705S01 CONNECTOR YH025 05 YBNH250 ULW 100 P902A 4850710S03 CONNECTOR YH025 10 YBNH250 10 ULW 100 4850710S03 CONNECTOR YH025 10 YBNH250 10 ULW 100 QD12 T2SA1...

Page 43: ...1608 CD10 HCELK479MC C CHIP ELECTRO 50V 4 7MF CM 4052 CD103 HCQK270JBA C CHIP CERA 50V CH 27PF J 1608 CD105 HCQK391JBA C CHIP CERA 50V CH 390PF J 1608 CD106 HCQK270JBA C CHIP CERA 50V CH 27PF J 1608...

Page 44: ...HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CD42 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CD43 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CD44 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CD45 HCB...

Page 45: ...D95 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CD96 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 DA80 D3C09GTA CERA DIODE CDS3C09GTA DA81 D3C09GTA CERA DIODE CDS3C09GTA I902 1G9173363C IC CHIP REGULAT...

Page 46: ...TT2 WAS 3X10 MFZN 3CR M591 485594900001 DECO PLATE 19W4 PC T2 0 485594900002 DECO PLATE 19W4 SL 150P PD03 485923172S CONN WAFER YW025 04 STICK QD04 T2SC2412KB TR CHIP 2SC2412KB QD05 T2SC2412KB TR CHI...

Page 47: ...M J 1608 RD17 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RD18 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RD19 HRFT103JBA R CHIP 1 10 10K OHM J 1608 RD20 HRFT103JBA R CHIP 1 10 10K OHM J 1608 RD21 HRTS8E330J R...

Page 48: ...1 16 8P 47 OHM 3216 RD69 HRTS8E470J R CHIP ARRAY 1 16 8P 47 OHM 3216 RD70 HRTS8E470J R CHIP ARRAY 1 16 8P 47 OHM 3216 RD73 HRTS8E470J R CHIP ARRAY 1 16 8P 47 OHM 3216 RD74 HRFT000JBA R CHIP 1 10 0 OH...

Page 49: ...roduction Insulation Resistance Insulation resistance shall be more then 4M at 500Vdc between primary Live Neutral line and secondary Input AC surge The power supply withstand 300Vrms input for 10 sec...

Page 50: ...G Gzjolth pj 49 Schematic Power...

Page 51: ...G Gzjolth pj 50 Schematic Inverter...

Page 52: ...duction Insulation Resistance Insulation resistance shall be more then 4M at 500Vdc between primary Live Neutral line and secondary Input AC surge The power supply withstand 300Vrms input for 10 secon...

Page 53: ...52 Schematic Power...

Page 54: ...53 Schematic Inverter...

Page 55: ...4 Team DISPLAY R D Designed by Checked by Inspected by Approved by DLT DLP 19W4 PART NAME OUT DRAWING SL 150T 150P COMMON INTERFACE ANT R Pr COMPONENT Pb Y L COAXIAL AV1 HDMI PC AUDIO PC INPUT R L AV2...

Page 56: ...1 OF 1 23 22 21 20 INSPECTED BY mm SCALE UNITS DESIGNED BY CHECKED BY CHASSIS NAME MODEL APPROVED BY D N P O N M L K J I 16 15 14 13 19 18 17 H G F E D 23 22 21 20 C B A DAEWOO ELECTRONICS Corp Mechan...

Page 57: ...1 23 22 21 20 INSPECTED BY mm SCALE UNITS DESIGNED BY CHECKED BY CHASSIS NAME MODEL APPROVED BY D N P O N M L K J I 16 15 14 13 19 18 17 H G F E D 23 22 21 20 C B A DAEWOO ELECTRONICS Corp Mechanical...

Page 58: ...ASSIS SCALE UNITS mm D N 1 1 N S DAEWOO ELECTRONICS Corp Research 4 Team DISPLAY R D Designed by Checked by Inspected by Approved by DLT DLP 22W4 PART NAME OUT DRAWING SL 150T 150P ANT ANT COMMON INTE...

Page 59: ...0 SPEAKER 2 SP 5090F24C 3W 8 4851959800 HINGE AS 1 DLT 19W4 SCREW TAPPTITE 4 PCB MAIN 1 SL 150T PCB LIPS 1 SL 150T 7128301051 SCREW TAPPTITE 7 TT2 WAS 3X10 MFZN 3CR 4853535500 HOLDER AC CORD 1 14A5 NY...

Page 60: ...0 21 22 16 25 26 485555650001 DECO SENSOR 1 GPPS 1 1 48523330101 PANEL CRTL 1 HIPS BK 485496401103 BUTTON CH 1 HIPS GY 485487201103 BUTTON POWER 1 HIPS GY 4858318310 SPEAKER 2 4853298800 BRKT VESA 2 S...

Page 61: ...20J3 SECC T 0 8 CLOTH 240X8XT0 5 FR HIPS GY SILVER DIA CUTTING DOUBLE FACED TAPE QTY B W SEO MODEL Approved by 2 1 1 1 1 ASSY NAME D MATERIAL SP 5090F01C WS A 2 19 SECC T 1 0 1 1 1 1 1 2 2 1 3 1 HIPS...

Page 62: ...2 SP 5090N03C 4851959800 HINGE AS 1 DLT 19W4 SCREW TAPPTITE 4 PCB MAIN 1 SL 150T 150P PCB LIPS 1 SL 150T 7128301051 SCREW TAPPTITE 7 TT2 WAS 3X10 MFZN 3CR 4853535500 HOLDER AC CORD 1 14A5 NYLON66 UL C...

Page 63: ...fore start Please check if your computer has serial port if not please install converter USB to RS232 a Turn o computer b Connect RS232 upgrade JIG to serial port If needed use extention RS232 cable c...

Page 64: ...on PCB state Flash image Flash driver or if you switch on Batch le mode then you need to choose Batch le In the next points you can nd more explanations b Port Port settings depend on your hardware co...

Page 65: ...ot corect you will have problem with pro gramming IC Optional you can set AppsTest to OFF and forced AppsTest manually on the PCB using jumper and switch more explanations at point 5 e Batch le txt If...

Page 66: ...c SW502 3 Jumper J2 loc JP01 4 Programming port P1 loc P508 For programming you need to switch o the TV set and remove backcover Next make PCB con guration remove jumpers J1 please note con guration t...

Page 67: ...If you want to use batch le you need to prepare special txt le Below you can nd listing of example batch le debugon Setbu er 0x2000 0x800 delay 200 Setdelay 60000 Reset 0 RAMWrite Hudson2_isp_spi_ext...

Page 68: ...SUCCESSFULLY Important information If you nish upgrading software to newer version it is needed to make NVM reset by command NVRAM Fill Desctription how to make it you can nd in next point of instruc...

Page 69: ...F and then press Execute d If NVRAM Fill procedure successfully nish then the colour of text window will change to green As a summary you will see text COMMAND SUCCESSFULLY If command NVRAM Fill faile...

Page 70: ...ck Port con guration possible reason selected Port is not correct or port is not present in system devices menager b There is problem with connection to TV set in this situation you should check if TV...

Page 71: ...ll converter USB to RS232 a Turn o computer b Connect RS232 upgrade JIG to serial port If needed use extention RS232 cable c Turn On computer 3 Software Serial download server folder include serial lo...

Page 72: ...h can be use for programming you can nd as a marked point from 1 to 3 1 Switch SW2 on PCB loc SW1 2 Jumpers J1 on PCB loc P201 206 3 Programming port P2 loc PD03 For programming you need to switch o t...

Page 73: ...hoto 3 point 1 b If operation is successful then you will see info Connection established Press OK button c Press Download and choose upgrade folder with digital software les d During programming proc...

Page 74: ...e time H2 port 32 33 L H Press second time ST port 32 33 L L Press third time OFF port 32 33 H L S7 Dempol CH Setting Dempol Channel Map Write End Appstest 1 S8 CUT OFF R in the future CUT OFF G CUT O...

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