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LG 50PC5D Series, Service Manual

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LG 50PC5D Series Service Manual Download Page 20

Copyright ©

 

LG Electronics. Inc. All right reserved. 

Only for training and service purposes

LGE Internal Use Only

EXPLODED VIEW

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Summary of Contents for 50PC5D Series

Page 1: ...PLASMA TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PA75C MODEL 50PC5D 50PC5D UL website http biz LGservice com Internal Use Only ...

Page 2: ...o 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 measured resistance should be between 1MΩ and 5 2MΩ When the exposed metal has no return path to the chassis the reading must be infinite An other abnormality exists that must be correcte...

Page 3: ...d Only for training and service purposes LGE Internal Use Only SPECIFICATIONS 4 ADJUSTMENT INSTRUCTIONS 5 BLOCK DIAGRAM 11 EXPLODED VIEW 20 EXPLODED VIEW PARTS LIST 21 REPLACEMENT PARTS LIST 22 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARDS TABLE OF CONTENTS ...

Page 4: ... 51 5 x 33 3 x 3 5 inches 1308 0 x 845 0 x 89 5 mm 93 5 pounds 42 4 kg 83 1 pounds 37 7 kg 60 9 x 41 8 x 17 6 inches 1548 0 x 1061 0 x 448 0 mm 60 9 x 38 9 x 3 9 inches 1548 0 x 988 0 x 98 5 mm 163 1 pounds 81 0 kg 135 6 pounds 61 5 kg AC100 240V 50 60Hz NTSC M ATSC 64 256 QAM VHF 2 13 UHF 14 69 CATV 1 135 DTV 2 69 CADTV 1 135 75 ohm 32 104 F 0 40 C Less than 80 4 140 F 20 60 C Less than 85 Dimens...

Page 5: ...OWER ON Key on the Service Remote Control S R C Enter the Ez Adjust by pressing ADJ Key on the Service Remote Control S R C Select 10 Test Pattern using the CH Key and select the White by pressing the direction Key Display the 100 Full White Pattern Set is activated HEAT RUN without signal generator in this mode O HEAT RUN Preliminary action is applied to the test for afterimage discharge detectio...

Page 6: ...al to GND pin of P12 2 Adjust VR951 voltage to match that of the label on the Top Right of the panel Deviation 0 5V 2 Vs Adjustment 1 Connect terminal of D M M to Vs pin of P12 and connect terminal to GND pin of P12 2 Adjust VR901 voltage to match that of the label on the Top Right of the panel Deviation 0 5V 3 4 Adjustment 42 1 Va Voltage Adjustment 1 Connect terminal of D M M to Va pin of P812 a...

Page 7: ...zTV31Bar in 1080i Mode and select Normal in screen 3 After receiving signal for at least 1 second press the ADJ Key on the Service R C to enter the Ez Adjust and select the 4 ADC 1080i Comp1 RGB Pressing the Enter Key to adjust automatically component1 4 When the adjustment is over ADC Component1 Success is displayed If the adjustment has errors ADC Component1 1080i Fail is displayed 5 After the C...

Page 8: ...1E 01 1D 80 18 71 1C 16 20 30 58 2C 25 00 C4 8E 21 00 00 9E 8C 0A D0 8A 20 E0 40 2D 10 10 3E 96 00 C4 8E 21 00 00 18 8C 0A D0 8A 50 20 E0 2D 10 10 3E 96 00 13 8E 21 00 00 18 26 36 60 80 A0 70 38 1F 40 30 20 25 00 C4 8E 21 00 00 1A 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 00 11 01 03 80 73 41 96 0A CF 74 ...

Page 9: ...hen you set the Option to INNER the default is always set to INNER 1 Connect the set according to the internal pattern or HDMI input in accordance with measuring device connection diagram 2 Set the Baud Rate of RS 232C to 115200 It is set to 115200 as default 3 Connect the RS 232C Cable to the set 4 Connect the HDMI Cable to the set Limited to the set with HDMI option 5 Select and adjust the model...

Page 10: ...m from the PDP module surface center during the adjustment 5 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 The internal pattern of full white appears by pressing G 6 The adjustment is conducted in three levels of color temperature COOL MEDIUM and WARM When the white balance is Cool Fix B Gain 192 fix R Cut G Cu...

Page 11: ...OM AT NT Tuner 64Bit I F Reset CVBS CVBS Y C Y Cb Cr R G B H V Sync RGB PC HDMI 0 1 2 COMP 1 COMP 2 AV 1 AV 2 RGB PC Audio L R I2S MNT out L R SPDIF OUT I2S RS 232C Dead IC when Standby Option Alive IC when Standby Video Audio Video Front End Dual HDMI Rx HD SD Video Encoder Audio DSP BCM3553 MCLK MCLK HDMI CEC HDMI CEC To Micom To Micom SDA SCL SIF IF AT Buffer Single LVDS Connector Digital out W...

Page 12: ...BS CVBS 2 L1 C1 CVBS 3 L2 C2 ANT Cable TUNER IF_P IF_N IF_P from TUNER for DTV IF_N from TUNER for DTV CVBS 1 EEPROM FOR EDID DDC SDA DDC SCL RGB V_Sync LVDS_Tx Out Only for HD Component_1 S W Component_2 S W Rear_CVBS_ S W RGB S W GPIO 0 6 Comp2_Y Comp2_Pb Comp2_Pr RGB_G RGB_B RGB_R DDC SCL to Micom for Download LPF 6 Mhz LPF 30Mhz LPF 30Mhz LPF 30Mhz LPF 30Mhz LPF 30Mhz LPF 30Mhz LPF 6 Mhz LPF 6...

Page 13: ..._1 LVDS_Tx Out HDMI 2 TMDS2 RX0 TMDS2 RX1 TMDS2 RX2 TMDS2 RXCLK DDC SDA2 DDC SCL2 EEPROM For EDID HDMi CEC 5V Power_2 Hot Plug Detect_2 TMDS341A TMDS0 INPUT DDC SDA DDC SCL TMDS1 INPUT TMDS2 INPUT TMDS RX0 TMDS RX1 TMDS RX2 TMDS RXCLK Hot Plug Detect_0 TMDS Out TMDS_Rx Input HDMi_Sel_0 HDMi_Sel_1 HDMi_Sel_2 Hot Plug Detect_1 Hot Plug Detect_2 5V Power_0 5V Power_1 5V Power_2 GPIO 0 8 Switch Select...

Page 14: ... MODULATOR POWER AMP NTP3000 SIF IN Broadcom BCM3553 AUD_SPDIF ANA L R IN ANA L R MC33078 ANA L R ANA L R OUT CS5340 BCM_MCLK BCM_MCLK I2S_CLK_IN I2S_DATA_IN I2S_LR_IN RESET RESET I2S_CLK_OUT I2S_DATA_OUT I2S_LR_OUT NTP3000 I2S_CLK_OUT DATA_OUT LRCH OUT I2C SCL SDA OUT1A B OUT2A B SPK R SPK L MNT_L R OUT HDMI Rx Built in Internal I2S SPDIF Convert HDMI_TMDS 0 1 2 CLK TUNER ATSC NTSC I2C SCL SDA Bu...

Page 15: ...3 AUDIO S W TEA6420 NTP3000 NVRAM 4 7K 5 0V I2C_Channel 0 I2C_Channel 1 ATSC NTSC Tuner I2C_Channel 2 I2C_Channel 3 I2C0_5V I2C1_5V I2C2_2 5V I2C2_3 3V I2C3_3 3V MTV416 4 7K 3 3VST 1K 3 3V M62320 4 7K 5 0V LM57 DS1621 HDCP Key EEPROM Address 0xC2 0x9A 0x74 0xA6 0x94 0x1C 0x54 0x 0xD4 PDP MODULE 0x50 I2C MAP CAT6431 Ready only S W mode ...

Page 16: ...GE Internal Use Only BLOCK DIAGRAM Block Diagram Power Sequence and Flow Diagram P_ 19V P_ 19V IC501 NTP3000 Sound IC BIAS Speaker R L 12 0V 12 0V IC806 KA7809 IC500 TEA6420D Audio SW 9V IC504 MC33078 OP AMP Digital eye LCD control B D IC901 902 KIA78R09F FAN REG FAN FAN REG IC BIAS Side power ...

Page 17: ...poses LGE Internal Use Only BLOCK DIAGRAM Block Diagram Power Sequence and Flow Diagram ST_5V ST_5V REG IC BIAS Side power Local key IR power IC202 ICL3232 RS 232C RX TX IC404 AZ1117H 3 3 IC406 AT24C16AN EEPROM 3 3VST_MICOM IC407 MTV416GMF micom BIAS HDMI CEC Inv RL live on 3 3V 5V BIAS ...

Page 18: ...BCM DS AGC AUD_VDD BIAS IC200 TPS2052 USB power CTL analog SW IC403 AT24C512W EEPROM NVRAM Inv RL live on 3 3V 5V IC502 CS5340 Audio ADC 입력단자 HPD IC601 602 603 701 AT24C02BN EEPROM EDID EDID EEPROM W P IC600 3 1HDMI SW SCL SDA IC700 74F08D RGB HV AND GATE IC808 FMS6400 Tuner video buffer IC900 M62320FP FAN driver IC903 LM75CIMX 3 FAN 온도센서 IC804 AZ1117H 3 3 IC802 AZ1117H 3 3 D3 3V_BCM IC101 Flash M...

Page 19: ...C1566I5M D2 6V_BCM BCM3553 IC300 301 302 303 DDR IC 전원 IC200 201 TPS2052BD USB analog SW IC501 NTP3000 sound IC IC502 CS5340 Audio ADC IC503 TC74VHC04FT coxial SPDIF IC JK501 SPDIF power IC407 MTV416GMF 3 3V detect signal BIAS LVDS Tuner CTR IC304 5C25955TR DDR Memory DDR0_VTT DDR0_REF BCM3553 A2 6V_BCM IC805 SC4519STRT DC DC converter BCM3553 D1 2V_BCM A1 2V_BCM Power_CTL_2 6V_1 2V IC807 AZ1117H ...

Page 20: ... All right reserved Only for training and service purposes LGE Internal Use Only EXPLODED VIEW 600 300 306 570 560 120 601 603 602 301 302 202 203 240 204 590 501 502 520 205 206 250 208 400 900 901 101 580 207 201 200 303 304 A2 ...

Page 21: ...P50VC3 3M 3 3uF C691 0CE335WK6D8 Capacitor AL Chip MVK4 0TP50VC3 3M 3 3uF C695 0CE107WF6DC Capacitor AL Chip MVK6 3TP16VC100M 100uF C700 0CE105WK6DC Capacitor AL Chip MVK4 0TP50VC1M 1uF 20 C701 0CE105WK6DC Capacitor AL Chip MVK4 0TP50VC1M 1uF 20 C727 0CE476WF6DC Capacitor AL Chip MVK6 3TP16VC47M 47uF 2 C730 0CE105WK6DC Capacitor AL Chip MVK4 0TP50VC1M 1uF 20 C731 0CE105WK6DC Capacitor AL Chip MVK4...

Page 22: ...0nF 1 C219 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C220 EAE33970001 Capacitor Ceramic Chip CS1005X5R105K6R3NR 1uF C221 EAE33970001 Capacitor Ceramic Chip CS1005X5R105K6R3NR 1uF C222 EAE32479401 Capacitor Ceramic Chip CH1005CG471J500NR 470p C223 EAE32479401 Capacitor Ceramic Chip CH1005CG471J500NR 470p C224 0CK103BH56A Capacitor Ceramic Chip C1005X7R1E103KT 10nF C227 0CK475CC94A C...

Page 23: ...10nF 10 C355 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C356 0CK103CK56A Capacitor Ceramic Chip 0603B103K500CT 10nF 10 C357 0CK225DD66A Capacitor Ceramic Chip LMK212JB225MG T 2 2uF C359 0CK105CD56A Capacitor Ceramic Chip C1608X7R1A105KT 1uF 10 C360 0CK103CK56A Capacitor Ceramic Chip 0603B103K500CT 10nF 10 C361 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C362 0CK104BF56...

Page 24: ...7pF 5 C578 0CK103CK56A Capacitor Ceramic Chip 0603B103K500CT 10nF 10 C579 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C580 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C582 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C584 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C585 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C588 0CK104BF56A...

Page 25: ... 5 C719 0CH5220K618 Capacitor Ceramic Chip 0402N220M500LT 22pF 5 C720 0CH5220K618 Capacitor Ceramic Chip 0402N220M500LT 22pF 5 C721 0CC150BK4AA Capacitor Ceramic Chip C1005C0G1H150JT 15pF 5 C725 0CC150BK4AA Capacitor Ceramic Chip C1005C0G1H150JT 15pF 5 C726 0CK104BF56A Capacitor Ceramic Chip C1005X7R104KET 100nF 1 C728 0CK101BK4EA Capacitor Ceramic Chip C1005C0G1H101JT 100pF C729 0CK101BK4EA Capac...

Page 26: ...711 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD712 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD713 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD714 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD715 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD716 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD717 0DZRM00178A Diode Zener UDZS5 1B 5 1V 4 98TO5 ZD718 0DZRM00178A Diode Zener UDZS5 1B...

Page 27: ...er Bead HH 1M2012 121JT H 1mm L513 6200J00005N Filter Bead HH 1M2012 121JT H 1mm L514 6200J00005N Filter Bead HH 1M2012 121JT H 1mm L515 6200J00005N Filter Bead HH 1M2012 121JT H 1mm L517 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L600 6200J00005F Filter Bead HB 1M1608 102JT 1000OH L601 6200J00005F Filter Bead HB 1M1608 102JT 1000OH L602 6210TCE001Z Filter Bead HH 1M2012 600JT 60OHM L603 6200J...

Page 28: ...30 33OHM 5 AR322 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR323 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR324 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR325 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR332 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR333 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR334 0RZZH033273 Resistor Array MNR04M0ABJ330 33OHM 5 AR33...

Page 29: ...0222C678 Resistor Chip MCR01MZPJ220 22OHM 5 R2139 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R2140 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R2141 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R2142 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R2143 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 R2144 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 R2145 0RJ4701C678 Resistor Chi...

Page 30: ...0C478 Resistor Chip MCR01MZP5F4990 499OHM R2673 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R2674 0RJ0000D677 Resistor Chip MCR03EZPJ000 0OHM 5 1 R2676 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R2677 0RJ2001C678 Resistor Chip MCR01MZPJ202 2KOHM 5 R2678 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R2679 0RJ2001C678 Resistor Chip MCR01MZPJ202 2KOHM 5 R2680 0RJ0000C678 Resistor Chip MCR0...

Page 31: ... 4 7KOHM 5 R485 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R486 0RJ4701C678 Resistor Chip MCR01MZPJ472 4 7KOHM 5 R487 0RJ4700C678 Resistor Chip MCR01MZPJ471 470OHM 5 R488 0RJ4700C678 Resistor Chip MCR01MZPJ471 470OHM 5 R489 0RJ4700C678 Resistor Chip MCR01MZPJ471 470OHM 5 R493 0RJ6802C678 Resistor Chip MCR01MZPJ683 68KOHM 5 R494 0RJ1000C678 Resistor Chip MCR01MZPJ101 100OHM 5 R495 0RJ1000C678...

Page 32: ...691 0RJ2001C678 Resistor Chip MCR01MZPJ202 2KOHM 5 R692 0RJ2001C678 Resistor Chip MCR01MZPJ202 2KOHM 5 R693 0RJ0342D477 Resistor Chip MCR03EZPF34R0 34OHM 1 R694 0RJ0342D477 Resistor Chip MCR03EZPF34R0 34OHM 1 R695 0RJ0342D477 Resistor Chip MCR03EZPF34R0 34OHM 1 R696 EBC37049601 Resistor Chip MCR01MZPJ155 1 5MOHM 5 R697 EBC37049601 Resistor Chip MCR01MZPJ155 1 5MOHM 5 R698 0RJ1001C678 Resistor Chip...

Page 33: ...HM 5 R812 0RJ1000C678 Resistor Chip MCR01MZPJ101 100OHM 5 R813 0RJ1000C678 Resistor Chip MCR01MZPJ101 100OHM 5 R814 0RJ1001E478 Resistor Chip MCR01MZPF102 1KOHM 1 R815 0RJ1001C678 Resistor Chip MCR01MZPJ102 1KOHM 5 R816 0RJ0000C678 Resistor Chip MCR01MZPJ000 0OHM 5 1 R820 0RJ1001E478 Resistor Chip MCR01MZPF102 1KOHM 1 R822 0RJ4300D677 Resistor Chip MCR03EZPJ431 430OHM 5 R823 0RJ3650D477 Resistor C...

Page 34: ...1RX2C LD803 0DL233309AC LED Chip SAM2333 RED Y GREEN 2 D1 0DL200000CA LED DIP SAM5670 DL 2LRG ROUND C8 6852TAZ010F Cable Assembly KCN NS 0 0038 SMA CONN JK705 6630G70016A Connector DSUB A03 7071 094 D SUB 15P P400 6630G70017A Connector DSUB A02 0915 101 D SUB 9P P201 EAG31022001 Connector USB UB01123 4HHS 4F A 1P 2 P101 6602T20009E Connector Wafer SMAW200 06P 6P 2 00MM P101 6602T20009L Connector W...

Page 35: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 36: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 37: ...Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Page 38: ...007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only MAIN TOP CONTROL TOP PREAMP LED TOP SIDE A V TOP SIDE A V BOTTOM PREAMP LED BOTTOM CONTROL BOTTOM MAIN BOTTOM ...

Page 39: ...Oct 2007 Printed in Korea P NO MFL39961606 ...

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