LG 50PC3D - - 50" Plasma TV Service Manual Download

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PLASMA TV

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : PB61A

MODEL : 50PC3D

50PC3D-AA

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Summary of Contents for 50PC3D - - 50" Plasma TV

Page 1: ...TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PB61A MODEL 50PC3D 50PC3D AA website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ... 3 DESCRIPTION OF CONTROLS 4 SPECIFICATIONS 10 ADJUSTMENT INSTRUCTIONS 12 TROUBLE SHOOTING GUIDE 17 PRINTED CIRCUIT DIAGRAM 23 BLOCK DIAGRAM 27 EXPLODED VIEW 30 EXPLODED VIEW PARTS LIST 31 REPLACEMENT PARTS LIST 32 SCHEMATIC DIAGRAM ...

Page 3: ...k With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measu...

Page 4: ...at Adjusts brightness on screen It returns to the default settings brightness by changing mode source Control some video cassette recorders or DVD players RECORD button is not available for DVD player Accepts your selection or displays the current mode Adjusts menu settings Selects menu item Increase decrease the sound level Returns to the previously viewed programme Switches the sound on or off S...

Page 5: ...D VCR PIP GUIDE INFO COLOURE Button EXIT LIST MENU I II SLEEP TELETEXT BUTTONS Selects the remote operating mode TV VCR DVD Select other operating modes for the remote to operate external devices Switches to PIP POP and Twin picture modes or off mode Shows a programme schedule Shows the present screen information They are used as per the indications or functions displayed on the TV screen in the c...

Page 6: ...OGRAMME D E Buttons VOLUME F G Buttons OK Button MENU Button INPUT Button Remote Control Sensor Power Standby Indicator illuminates red in standby mode illuminates white when the set is switched on r I Power Button Front Panel Controls ...

Page 7: ...Video IN 1 Connect audio video output from an externa device to these jacks S VIDEO Connect S Video out from an S VIDEO device COMPONENT IN Connect a component video audio device to these jacks HDMI DVI IN Connect a HDMI signal Or DVI VIDEO signal to the this port with a HDMI to DVI cable DIGITAL AUDIO OUT OPTICAL Connect digital audio from various types of equipment Note In standby mode these por...

Page 8: ... A INPUT INPUT DVD ARC EXIT VOL SIZE INDEX TIME REVEAL PIP PR PIPINPUT SWAP PIP PR Q VIEW MUTE PR SLEEP LIST I II MENU TEXT PIP GUIDE INFO VCR POWER 1 2 3 4 5 6 7 8 9 0 FAV APM Remote Control Power Cord For 42PC1D 50PC1D 2 Wall brackets 2 Bolts 42PC1D 2 eye bolts ...

Page 9: ...outward O Place the set with the screen facing down on a cushion or soft cloth as shown in Figures 1 Before unfolding the stand please make sure two locks A on the bottom of the stand push outward O Pull the stand out as shown above in Figures 2 3 After unfolding the stand please insert and tighten the screws in the holes B on the bottom of the stand O When connecting cables to the set Do not dise...

Page 10: ...ion Safety CB specification EMC CISPR 13 specification V General Specification 1 Module Specification 10 Display area Outline dimension Number of Pixels Cell pitch Color arrangement Weight net Weight gross Operation Environment Temperature Humidity Pressure Storage Environment Temperature Humidity Pressure Image stick minimization Start time mode Low Brightness Arrival Time 1106 5 H 622 1 V æ0 5 1...

Page 11: ...ature Operating Humidity Storage Temperature Storage Humidity PAL B G DTV DVB T 1 VHF 00 12 2 UHF 20 75 3 CATV 02 44 4 DTV 06 12 27 69 1 PAL 38 90MHz Picture 34 40MHz Sound 2 DVB T 36 125MHz 240V 50Hz PDP50X3 16 9 wide 0 40 deg 85 20 60 deg 85 1 2 3 4 5 6 7 8 9 10 No Item Remark Maker LGE RGB Closed Type Specification Min Typ Max Unit ...

Page 12: ...5 End after confirming 5 MST3362M Set Adjustment 5 1 Synopsis MST3362M Set adjustment to set the black level and the Gain of optimum with an automatic movement from the analog digital converter 5 2 Test Equipment Service R C 801GF 802B 802F 802R MSPG 925 Pattern Generator 480i 1080i 60Hz Color Bar Pattern output will be possible and the output level will accurately have to be revised with 0 7 0 1V...

Page 13: ...tment OK and uPD64015 NTSC Sub Adjustment OK is displayed If the adjustment has errors uPD64015 NTSC Main Error or uPD64015 NTSC Main Error is displayed 4 Readjust after confirming the case Pattern or adjustment condition where the adjustment had errors 5 After adjustment is complete exit the adjustment mode by pressing the ADJ KEY 7 POWER PCB Assy Voltage Adjustment Va Vs Voltage Adjustment 7 1 T...

Page 14: ...or set the EDID S W 1 As above Fig 6 Connect the Set EDID Download Jig PC Cable 2 Turn on the PC EDID Download Jig And Execute the S W EDID TESTER Ver 2 5 3 Set up S W option Repeat Number 3 Device Address A0 PageByte 8 8 5 How to use the EDID S W 1 Init the data 2 Load the EDID data Open File Analog RGB checksum 66 Digital HDMI Checksum 3624 3 Press the Write Data Verify button and input the data...

Page 15: ...t 9 5 Adjustment of White Balance Passivity Adjustment 1 HEAT RUN at least 30 minutes by pressing the 7 White Pattern on the Service Remote Control and adjust 2 After attaching sensor to center of screen select 7 White Balance of Ez Adjust by pressing the ADJ KEY on the Service R C Then enter adjustment mode by pressing the Right KEY G This time white pattern is displayed 3 Cool Adjust the High Li...

Page 16: ... 7 8 9 10 Digital 30 Off 16 9 1 Dynamic Cool Off Auto Standard Off 0 On On Off Off Off 16 9 Off Normal Off C0 C5 C6 S11 C20 C35 C52 C68 C43 Item Condition No Remark Input Mode Volume Level Mute Aspect Ratio SET ID Picture PSM Color Temp Advanced Cinema Black level Sound SSM AVL Balance TV Speaker Time Auto Clock Manual Clock Off Timer On Timer Sleep Timer Auto Off Option Sub title Child Lock ARC D...

Page 17: ...Doesn t the high tension output come out Doesn t the VSC signal Vs ON come out Yes Yes Does high tension output voltage Drop occur When the Y B D Module input connector is removed does output voltage drop occur When the Y Z B D Module input connector is remove does Power Board hightension output voltage Drop occur Yes No No 9 Check the Power Board Output high tension circuit Yes 10 Check the Z B D...

Page 18: ... 18 1 2 50 Power Board Structure T801 Vs Trans T901 Va Trans T902 Vs aux Trans L851 Vs Inductor T112 Low Voltage Trans T501 ST BY Trans T601 PFC Inductor ...

Page 19: ...hed continuously 2 Check follow Is the LVDS cable normal Is the VSC Board normal Is the LVDS cable connected well Cable inserts well Yes No No Yes Does the Thine IC IC900 Operates Replace Thine IC900 No Is the Ctrl Board of Module normal Replace Ctrl B D No No Replace Scaler IC401 No Does the Scaler IC401 Operates Replace VSC Digital B D Replace the cable Yes Yes Yes ...

Page 20: ...ormal Is the Splitter normal Is the Flat Cables normal Replace Flat Cables Is the Tuner Cable connected well Cable inserts well Yes No No Yes Is the CXA2069Q IC100 normal Replace the Tuner No Is the Input voltage IIC Communication and CVBS output normal No Is normal the Input voltage IIC Communication and HV sync No Replace the IC No Yes Is the uPD64015 normal Is normal the Input voltage IIC Commu...

Page 21: ...ormal the Input voltage IIC Communication and HV sync Is the EDID correct Yes Is the latest version the Graphic card driver of the PC Update the Graphic card driver with the latest version No No Is normal the Input voltage IIC Communication and HV sync Yes Is the Scaler normal No Replace the IC Cable connected well No Is the Tuner Cable connected well No Is normal the Input voltage IIC Communicati...

Page 22: ...the IC200 Replace SPK cable Yes Yes Yes Is the RF Analog AV Component L R sound normal Is the CS5330A IC1000 MC33078 IC1001 Scaler IC401 normal No No Is the MSP4450K IC200 normal Replace the IC400 Yes Is the NSP2100 IC400 normal Replace the IC402 Yes Is the TAS5122 IC402 normal Replace the IC400 Yes Yes No No No No Is the Scaler IC401 normal Replace VSC Digital B D Yes Yes Replace the IC No Is the...

Page 23: ... 23 PRINTED CIRCUIT BOARD MAIN TOP ...

Page 24: ... 24 MAIN BOTTOM ...

Page 25: ... 25 TUNER TOP TUNER BOTTOM ...

Page 26: ... 26 CONTROL PRE AMP SIDE A V ...

Page 27: ... 27 BLOCK DIAGRAM ...

Page 28: ... 28 ...

Page 29: ...MEMO 29 ...

Page 30: ... 30 EXPLODED VIEW 305 303 302 301 304 200 580 201 202 203 204 240 400 250 205 206 208 101 207 530 501 502 520 431 430 300 121 560 120 570 600 602 601 ...

Page 31: ...P 302 4980900104A Supporter PRESS AL T1 0 FILTER AL 50PC1R TA BOTTOM 303 4980900105A Supporter PRESS AL T1 0 FILTER AL 50PC1R TA RIGHT 304 4980900106A Supporter PRESS AL T1 0 FILTER AL 50PC1R TA LEFT 305 5230V00025B Filter RZ 50PX10 LG CHEMICAL GLASS FILTER 40 400 3809900102K Cover Assembly 50pc1 pa61a 50 non 430 3501900004E Base Assembly STAND 50PC3D UD PA52D NON 431 35509K0101E Cover 42 50PC3D U...

Page 32: ...0400BA 0TR150400BA 0TR387500AA 0TR387500AA 0TR102009AM 0TR150400BA 0TR387500AA 0TR102009AJ 0TR150400BA 0TR387500AA 0TR102009AJ 0TR102009AJ 0TR387500AA 0TR150400BA 0TR150400BA 0DD184009AA 0DD184009AA 0DD184009AA 0DD184009AA AZ1117H 1 5TRE1 3TO10V 1 5V SOT223 M12L16161A 5TG 16MBIT AZ1117H 3 3 4 75TO10V 3 3V 0W SOT223 LA7217M 4 5VTO5 5V 16 1KHZ 150MW THC63LVD103 3 0TO3 6 1W TQFP TR 64P AZ1117H 3 3 4 ...

Page 33: ...7 C108 C108 C109 C109 C110 C110 C1103 C1104 C111 C111 C1112 C1113 C1114 C1115 C1116 C1117 C1119 C112 C112 C1121 C1123 C1124 C1126 C1128 C113 C113 C1131 C1132 C1134 C1135 C1138 C114 C114 C1140 C1142 C1143 C1144 C1145 C1146 C1147 C1148 C1149 C115 C115 0CK104CK56A 0CE226WF6DC 0CE4763F618 0CK104CK56A 0CE476WF6DC 0CK104CK56A 0CK103CK56A 0CK104CK56A 0CE225WK6DC 0CK103CK56A 0CE105WK6DC 0CK103CK56A 0CE225...

Page 34: ...CA NO PART NO DESCRIPTION C1336 C1337 C1338 C1339 C1340 C1341 C1344 C1345 C1346 C1347 C1348 C1349 C1350 C1353 C1354 C1500 C1501 C1502 C1503 C1506 C1507 C1509 C1510 C1511 C1513 C1514 C1515 C1516 C1517 C1518 C1519 C1520 C1521 C1524 C1526 C1527 C1535 C1536 C1539 C1540 C1541 C1543 C200 C200 C201 C201 C202 C202 C203 C203 C204 C204 0CE476WF6DC 0CK104CK56A 0CK104CK56A 0CE476WF6DC 0CE476WF6DC 0CK474CH94A ...

Page 35: ... X7R LOCA NO PART NO DESCRIPTION C240 C241 C242 C300 C300 C301 C301 C302 C303 C303 C304 C304 C305 C306 C306 C307 C307 C308 C308 C309 C310 C311 C311 C312 C314 C315 C315 C316 C317 C318 C320 C321 C321 C324 C325 C325 C326 C327 C327 C328 C329 C329 C330 C330 C331 C331 C332 C332 C333 C333 C334 C334 0CE476WF6DC 0CK104CK56A 0CK104CK56A 0CE476WF6DC 0CK104CK56A 0CE107WF6DC 0CK104CK56A 0CK103CK56A 0CK104CK56A...

Page 36: ...NO PART NO DESCRIPTION C412 C413 C413 C414 C414 C415 C415 C416 C416 C417 C417 C418 C418 C419 C420 C420 C421 C421 C422 C423 C423 C424 C424 C425 C426 C427 C427 C428 C429 C430 C430 C431 C432 C433 C433 C434 C435 C436 C437 C437 C438 C438 C439 C440 C441 C442 C443 C443 C444 C445 C445 C446 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CE476WF6DC 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CC102CK41A 0CK104CK56A 0CK104CK5...

Page 37: ...0V X7R LOCA NO PART NO DESCRIPTION C483 C484 C485 C486 C487 C489 C490 C491 C492 C500 C500 C501 C501 C502 C502 C503 C503 C504 C504 C505 C505 C506 C506 C507 C507 C508 C508 C509 C509 C510 C510 C511 C511 C512 C512 C513 C513 C514 C514 C515 C515 C516 C516 C517 C517 C518 C518 C519 C519 C520 C520 C521 0CE226WJ6DC 0CE226WF6DC 0CK104CK56A 0CK104CK56A 0CE476WF6DC 0CK104CK56A 0CE226WJ6DC 0CE476WH6DC 0CK104CK5...

Page 38: ... NO PART NO DESCRIPTION C614 C615 C616 C617 C618 C620 C621 C622 C623 C624 C625 C626 C627 C629 C631 C632 C633 C634 C635 C636 C637 C638 C639 C640 C641 C642 C643 C644 C645 C646 C647 C648 C649 C650 C651 C652 C653 C654 C655 C656 C657 C658 C659 C660 C661 C662 C663 C664 C665 C666 C667 C7000 0CK104CK56A 0CE106WFKDC 0CK104CK56A 0CC102CK41A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CE476W...

Page 39: ...X7R LOCA NO PART NO DESCRIPTION C753 C754 C755 C756 C757 C758 C759 C760 C761 C762 C763 C764 C765 C766 C767 C768 C769 C770 C771 C773 C774 C775 C776 C777 C778 C779 C780 C782 C783 C784 C785 C786 C787 C788 C789 C796 C797 C798 C799 C900 C901 C902 C903 C904 C905 C906 C907 C910 C911 C912 C913 C914 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CK104CK56A 0CC180CK41A 0CE476WF6DC ...

Page 40: ...R1144 AR175 AR176 AR400 AR401 AR402 AR403 AR404 AR405 AR500 AR501 AR502 AR503 AR504 AR505 AR506 AR507 AR510 AR511 AR512 AR513 AR514 AR515 AR516 AR517 AR725 AR726 AR738 AR739 AR766 AR767 AR768 AR903 AR904 AR911 AR912 AR929 AR930 AR934 R1 R1 R10 R10 R1001 R1002 R1002 R1003 R1003 R1004 R1004 R1005 R1005 0RJ0222C687 0RJ4701C687 0RJ4701C687 0RJ0222C687 0RJ0222C687 0RJ0222C687 0RJ0222C687 0RJ0222C687 0R...

Page 41: ...PART NO DESCRIPTION R1033 R1034 R1035 R1037 R104 R104 R104 R104 R1045 R1046 R1047 R105 R105 R105 R105 R1051 R1055 R1057 R1058 R1059 R106 R106 R106 R1060 R1061 R1062 R1063 R1064 R1065 R1066 R1067 R1068 R1069 R107 R107 R1070 R1071 R1073 R1074 R1075 R1076 R1077 R1078 R1079 R108 R108 R108 R1080 R1081 R1082 R1083 R1084 0RJ0000D677 0RJ0000D677 0RJ0000D677 0RJ0000D677 0RH5600D622 0RJ9100D677 0RH0000D622 ...

Page 42: ...EZPJ000 0OHM 5 1 10W LOCA NO PART NO DESCRIPTION R1146 R1147 R1148 R1149 R115 R1150 R1151 R1152 R1153 R1154 R1155 R1156 R1157 R1158 R1159 R116 R1160 R1161 R1162 R1163 R1164 R1165 R1166 R1167 R1169 R117 R1170 R1171 R1172 R118 R119 R12 R12 R120 R122 R124 R125 R126 R127 R128 R129 R13 R13 R130 R1307 R1309 R1310 R1311 R1314 R1315 R1316 R1318 0RJ8201D677 0RJ1001D677 0RJ3300D677 0RJ4701D677 0RJ0222D677 0...

Page 43: ...LOCA NO PART NO DESCRIPTION R139 R1390 R1391 R1392 R1394 R1395 R1396 R1397 R1399 R14 R14 R140 R141 R142 R143 R144 R145 R147 R149 R15 R15 R150 R1500 R1506 R1510 R1511 R1512 R1513 R1514 R1515 R1516 R1517 R1519 R152 R1521 R1522 R1523 R1524 R1525 R1527 R1528 R153 R1531 R1533 R1534 R1535 R1536 R1537 R1538 R1539 R154 R1542 0RJ0222D677 0RJ1002D677 0RJ1501D677 0RJ1002D677 0RJ1002D677 0RJ1501D677 0RJ1501D6...

Page 44: ...0W MCR03EZPJ220 22OHM 5 1 10W For Capacitor Resistors the charactors at 2nd and 3rd digit in the P No means as follows CC CX CK CN Ceramic CQ Polyestor CE Electrolytic RD Carbon Film RS Metal Oxide Film RN Metal Film RF Fusible LOCA NO PART NO DESCRIPTION R189 R19 R19 R191 R196 R199 R2 R2 R20 R200 R200 R201 R202 R202 R204 R205 R205 R207 R207 R208 R209 R209 R210 R211 R212 R212 R213 R214 R215 R216 R...

Page 45: ...O PART NO DESCRIPTION R3025 R3029 R303 R3031 R3040 R3042 R3044 R3047 R3048 R3049 R3052 R3054 R3055 R3056 R3057 R3058 R3060 R3061 R3062 R3063 R3064 R3065 R3066 R3068 R3069 R3071 R3072 R3073 R3074 R3075 R3076 R3077 R3078 R3079 R308 R3080 R3081 R3082 R3083 R3084 R3085 R3086 R3087 R3088 R3089 R309 R3090 R3091 R3092 R3094 R3095 R3096 0RJ0000D677 0RJ0222D677 0RJ0000D677 0RJ0222D677 0RJ0222D677 0RJ0222D6...

Page 46: ...CR03EZPJ220 22OHM 5 1 10W LOCA NO PART NO DESCRIPTION R402 R402 R403 R403 R404 R405 R405 R406 R406 R407 R407 R408 R409 R409 R410 R410 R411 R411 R412 R412 R413 R413 R414 R414 R415 R415 R416 R416 R417 R418 R419 R421 R422 R422 R423 R423 R424 R425 R425 R426 R427 R427 R428 R428 R429 R429 R430 R431 R432 R433 R434 R435 0RJ0102D677 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ0000D677 0R...

Page 47: ...ART NO DESCRIPTION R5016 R5018 R5021 R5023 R5025 R5026 R508 R509 R5105 R5106 R5107 R5108 R5109 R5110 R5111 R5112 R5113 R5114 R5115 R518 R519 R522 R524 R527 R529 R530 R532 R533 R534 R535 R6 R6 R600 R6009 R601 R6010 R6011 R6012 R6013 R6014 R6015 R6016 R6017 R6018 R6019 R6020 R6021 R6022 R6023 R6024 R6025 R6030 0RJ0752D677 0RJ0222D677 0RJ0222D677 0RJ0000D677 0RJ0000D677 0RJ0000D677 0RJ0272D677 0RJ027...

Page 48: ...OHM 5 1 10W MCR03EZPJ220 22OHM 5 1 10W LOCA NO PART NO DESCRIPTION R6105 R6106 R6107 R6108 R6109 R611 R6111 R6115 R612 R616 R617 R619 R621 R628 R629 R630 R631 R632 R644 R645 R646 R647 R648 R649 R650 R651 R652 R653 R654 R655 R7 R7 R700 R701 R702 R703 R714 R715 R716 R720 R721 R723 R727 R728 R729 R730 R732 R733 R735 R736 R737 R740 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ0222D677 0RJ1002D67...

Page 49: ...EZPJ000 0OHM 5 1 10W MCR03EZPJ000 0OHM 5 1 10W MCR03EZPJ000 0OHM 5 1 10W MCR03EZPJ000 0OHM 5 1 10W LOCA NO PART NO DESCRIPTION R945 R946 R947 R948 R949 R950 R951 R952 R956 R957 R959 R965 R966 R967 R969 R970 R972 R980 R982 D1103 D1300 D1301 D1302 D1303 D300 D301 D302 D303 LD101 SW101 SW102 SW103 SW104 SW105 SW106 SW107 SW108 SW300 F1 F2 F3 F4 F5 AL600 AL601 AL602 0RJ0000D677 0RJ0000D677 0RJ0000D677...

Page 50: ...B 201209 0120P N2 120OHM Bead MLB 201209 0120P N2 120OHM Bead MLB 201209 0120P N2 120OHM Bead HH 1M3216 501JT 500OHM Bead MLB 201209 0120P N2 120OHM LOCA NO PART NO DESCRIPTION L504 L600 L600 L601 L602 L603 L604 L605 L606 L607 L608 L609 L701 L702 L703 L704 L705 L706 L707 L708 L900 L907 L908 L909 R1599 R2309 R2310 R2312 R2313 R2314 R2315 R2316 R2501 X500 X100 X1500 X200 X501 X600 X700 J100 J600 JK1...

Page 51: ...G 03P S3T2 E 3P 2 50MM Conector Wafer SMW200 10P 10P 2 00MM Conector Wafer GIL G 06P S3T2 E 6P 2 50MM Conector Wafer SMAW250 10 10P 2 50MM Conector Wafer SMAW250 04P 4P 2 50MM Conector Wafer SMAW250 03P 3P 2 50MM Box BOX DW W1363 H150 D428 Box BOX DWR4 1379 444 952 Cable Assembly PLUG R A TO S T UL Cable Assembly GT121 HOUSING GT121 Cable FFC 1 0 x 31 x 80 x A 4 4 6 x 0 1 x 0 65 80MM Hand Insert P...

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Page 56: ...Sep 2006 Printed in Korea P NO 38289S0039F ...

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LG 50PC3D - - 50" Plasma TV, Service Manual

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