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2. PCM_MDI 0 7 o gt CI MDI 0 7 Close to BCM35230 PC DI O R1408 22 opt e D C D R1409 7 PC DI 1 22 OP e 5V_CI_ON d CI MD A BCM N Demod PC DI 2 R1410 22 op e PCM MDI 3 R1411 22 op e CT_MDI 3 EK CI MDI 4 PCM MDI 4 R1412 22 OPI e e e e e H CI MDI 5 PCM MDI 5 R1415 22 OP e La RN R1431 LR1432 CI DATA 0 7 PCM MDI 6 R1414 22 OP CI MDI 6 Oy 10K 10K e 5 7 CI CI OPT P1400 PC DI 7 R1415 22 OPT e 10067972 000L
3. NAND FLASH MEMORY 8Gbit pa PE 2550 Sana Boot ROM Devic Select FA4 FAD7 FAD2 FAD1 B Kee 3 3V Normal IC102 opaca 3 3V Normal A KOFSGOSUOM PCBO TC58DVG3S0ETA00 0000 ST Micro M25P or compatible Serial Flash n Oe SE REE NAND Frast devrees R154 R157 R160 R164 R167 R170 R175 R177 R179 R181 R183 R187 R192 0100 8 bit 128 256Mbit 5128 page SLC NAND Flash devices 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K R113 R117 R122 R127 0110 8 bit 1Gbit 2KB page SLC NAND Flash devices OPT OPT OPT OP OPT OPT OPT OPT OPT OPT NC 28 10K 10K 10K 10K 1000 8 bit 2Gbit 4Gbit 8Gbit 2KB page SLC NAND Flash devices d ans eer ian AND QRT OBT umm 1010 8 bit 16Gbit 32Gbit 4KB page SLC NAND Flash devices 0 ka NC
4. DDR DO 0 DDR DQ 1 DDR DQI21 DDR DQ 3 DDR DO 4 1 5V DDR 1 5V DDR A JEDEC T DDR DO 0 4 dM E 2 es ES je K SE 403 WAUE 2407 Bad YP 1 NFM1 82930 5ROT NFM1 05800 4 7K ATK 4 7K A i 2 7K 00001 DDR3 1333H CasL 9 0 ni T T d Ze R ng PT 10101 DDR3 1600K CasL 11 x C403 C405 C407 PETIT C417 C421 C423 C425 ET eur 4 7uF 10uF 10uF 470pF 4 7uF 10uF 10uF 1 5V_DDR A DDR DQ 10 e DDR DQ 9 e 1 5V_DDR 1 5V_DDR DDR DQ 7 A A C402 C433 DDR_DQ 8 C453 C454 0455 NFM1 82 90 5ROJ NFM1 SP SHOSROJ DDR DQ 6 em luF luF Te gt T 6 3V 6 3V 3V lt DDR DQ 5 IN OUT C412 IN OUT C426 e luF luF sor AL m R402 R432 R404 R406 R408 R410 4 7K 4 7K 4 7K 4 7K 4 7K 4 7K OPT opr HYNIX_DDR T T i e e e e Bus Width DDR DQ
5. BODY_SHIELD A DV HDMI 1 5V_HDMI_4 L701 BLM18PG121SN1D 3 3V_ST C730 HP_DET D Lut HP DET lt HDMI HPD 1 SB HDMI_HPD_4 5v R712 C734 5V R717 QET ORT T a R707 C735 R122 s K Uk K GND OPT OPT OPT OPT GND o GE emm emm emm ROSA DO R108 3 6K 5 5V JP 707 e 3 6K 5 5V DDO DETA 25 DDC DATA HDMI_4 o R760 e DDC_SDA_1 e T R761 DDC CLK JP705 DDC CLK RTLS 27K Dep e ed ppc scr 1 ne a L ppc seL 4 x quem Zenit ad mn mm am man ammi imi mm mm mn N NC pi JP706 NC HDMI 4 JP708 o CE REMOTE u H CE_REMOTE E R779 0 Si z CEC_REMOTE D715 3 3V TU 1 8V TU CEC_REMOTE a BAT54 A a GRZ T HDMI_4 30v CK e n n wo gt CK _HD gt CK HDMI4 sr st CK GND ws cows ane 4X9 Joa de CEC REMOTE e e HDMI_CEC N au o dau i ERA lt L702 e CR De sek E CK Bao Min Sao To 8 D SN a gt
6. an BE LGE35230 BCM35230KFSBG DSUB_R Run Along DSUB_R Trace e e C321 Q luF DSUB_G C32 LUE BCM CAP IC101 Run Along DSUB G Trace e C328 O luF gt i 311 8317 LGE35230 BCM35230KFSBG Se 36 VI_INCM_R de VI G BCM CAP 2 VI INCM G B15 ARE DSUB_B C322 O luF SPDIF P 2SSCK OUTA GP gt AUD SCK VI B C15 AF9 Run Along DSUB B Trace o C32 0 1uF UVIUINCMUR 3 3V Normal SPDIF_ N I2SWS_OUTA GP TEE D AUD LRCK 3 3V Normal E ES A at 2SSD OUTA0 GP gt AUD LRCH 36 C14 SS ACI DSUB_HSYNC HSYNC_IN s14 ne I2SS0SCK OUTA GP Pm AUD MASTER CLK o o DSUB VSYNC VSYNC IN za m SPDIF N 2SSD OUTA1 GP an 2 2K 2 2K REMOTE OR MODULE TX Ga EDIT 1 2K 1 2K COMP Y AV1 CVBS gt EAT m zd EY R308 33 xu e ey Gere E2 R307 33 COMP Pri 0330 Q 1uE PRI SCL3 3 3V L5 508 3 I2SWS_ 2SSCK_OUTC GP Se be ham der MOD SCL Run Along COMP Y IN COMP Pr IN COMP Pb IN Trace COMP Pb GE Dur _PB1 SDAR3 3 9V ME Em I2SSD_ PIO 128WS OUTC GP E3 EM MOD SDA e e O 1uF _INCM_COMP1 33pF 2233pF T2SSD_OUTC GP F3 gt TU_RESET 33pr SC 33pF 50V 50V sk I28SOSCK OU
7. ong R1556 3 3V TU Um am _ E 115066 close to TUNER 01554 01558 C1560 ANT PWR OPT NC 1 9 C1510 c1515 C1516 BLM18PG121SN D 22uF 22ur ZZ 0 LuF 100pFZZ 0 1ur 10uF RA DEN TU er rev T l e sov L Jn 6 3V A _ BST_CNTL BST_CNTL OPT das c1522 01526 S S s e 100pF 0 1uF SE RISSO SCH 50V B1 5V RISOS I L I s EE SE 5V_TU J e m gt TU_SIF A NCIRF AGC NC 2 RF AGC S2 TU 3 3 VI e close to TUNER SCLO_3 3V NC_3 R1527 91500 3 e 4 7K MMBT3906 NXP Se REIS close to TUNER Len SDA0_3 3V 220 220 1 8V_TU A 18pF Joss SS md E en and hd P E i e R1570 R1557 el opr 50V 0 FOR NON S 2 5V VV TU CVBS BEE poison 7 E 022 E 100pF 0 1u 220uF IF TP T Tie 6 3V PB 2 5v BCM35230 2 5V_TU e S S S B 01503 a a TA M P 3j L1510 R H e M ee BIM18PG121SN1D ER iw Close to TUNER 200 200 Te EX c1501 1 c1s63 NON S NOTE 10 AW 3 3V TU 0 1UF Se 01562 C1561 EO EO BS 1 25vV TU 3 3V TU 9 i ATV_OUT 16V
8. JK802 3 3V Normal 5V MULTI JST1223 001 RGB PC 5 PC AUDIO A D810 KDS184 GND A2 p m i ied d JK801 i i d PEJO27 01 R859 e VEG 2 7K e p ke E SPRING ESA 9 0 VINPUT E 5V MULTI T TERMINALI SPDIF OUT 70801 9 e 74F08D i L803 1c802 C811 zal B TERMINALI BLM18PG121SN1D m j AT2ICO2BN SH T R819 R821 R827 0 1uF e e e TH e gt PC_R_IN Dg03 90 S nde 16V 30 o 1ur E va 2 7K 2 7K R SPRING D801 R834 C805 C816 OPT 16V sd C806 8 5 1V 470K 25 60pF 5 60pF ei DSUB VSYNC 22 R800 e OE 50V BOV L ES EDID WP T SPRING Be iv zm hg E R822 22 vee DSUB HSYNC R L 45 NOTE 19 gt RGB DDC SCL B TERMINAL2 BLM18PG121SN1D H j OPT A R823 au no TE PC L IN NOTE 19 _ ep am am GOD GOD GOD GOD GOD GOD D D GOD D GOD GOD OD D GD R882 0 T TERMINAL2 D802 R833 C804 C818 OET C809 C810 R826 VS iv 470K E rigter 8881 0 LOP mm 1 8 PE eps S SC E A EC 50V 50V D JN e oor Reis Nn neen EE 22 FEN 804 C807 30v 22pF CT a SS S ERN CVB DEDE JACK 1 ly OPT
9. Ti i OPT Mm IC602 o or 1 EM AZ7029RTRE1 2 for Debugger H Bo d MICOM RESET J e ov 13 oer 1 VCC e sous 12406 3 3V ST 24 SHALL SH 2 A un e MICOM RESET C607 PT emm emm emm emm emm emm emm emm emm emm m C625 2 D Lut 1008 R613 y2 NEC ISP Tx N 16V m 3 3V ST oe MICOM MODEL OPTION e R650 22 gt NEC ISP Rx 2 gt OCDIA 3 EEPROM for Micom E s 3 3V ST gt ph ps OCD1B A SS D o KOSI nee gt FLMDO IC601 d E M PSU ERR DETI SS yee e MODELI OPT O0 M24C16 WMNO6T BLUE LED ON lt RE06 Ann 00 e MODELI OPT 1 pensas a R640 10K SC neoa Ain Nec d MODELI OPT 2 NC EO AMP_MUTE B607 ayy HH e MODELI OPT 3 0 GND g e R687 47K L C608 T 23 3 3V_ST NC E1 luF Ej i a o i o 8 3 S 0 LO B C601 C602 x R631 NEIES rd We 50V en 50V Eon s e _ 3W X _l mIcOM DOWNLOAD EEPROM SCH MODEL PWM OPTION ed 12080 12pF fu N 0 33 Rope PK50 LED RED B x D Red LE PK70 LED RED LED WHITE e e NOTE12 S gt NEC ISP Rx VSS EEPROM_SDA PK90 LED RED LED GALAXY LED LOGO
10. 0 1uF 10K R923 id R967 10K P 17V e DTV ATV SELECT A N_EU IC901 KAN e CD SCICOMP2 DET NLASB3157DFT2G R924 1K C906 L902 DOE luF E es OP 16V E B1 ATV OUT E s e e GND e hd EU R935 R951 C919 0920 p ee R919 22 120 luF luF 1 EU EU 50V 50v SHIELD ii J gt SC CVBS IN EU EU BO e See ee C909 C914 7 i Pak DITI ROTI 476 220pF e je R946 Z R947 ides B Te T 8 UE ui ir Ti i S EU SE EU 6218 OPT OPT OPT E E Q C uF SOM SND A MMBT3906 NXP R953 Ra is FIX TER G935 VEL N SYNC_IN EN 160uF EU Selece High A B1 R922 25V ATV OUT MNT OUT s SYNC OUT 7 gp Selece Low gt A BO g s a GN GND AAN H SYNC GND2 D907 CLOSE TO SOC 5 5V o SR928 EU m 470K GN G SYNC GND1 RGB IO E GN C_DET 506 R OUT CM2012FR27KT gt Sg e e I T 1 sc R COMP2 Pr SMD GASKET RGB GND IU R209 905 c921 3 3V Normal N GAS1 OPT RD R R_GND R968 50V 50V MDS62110209 GAS18 OPT gt AW DS62110209 egen E D2B OUT e gt SC FB L901 G OUT CM2012FR27KT NOTE11 GAS2 OPT GAS19 OPT e VON gt SC G COMP2 Y RD R IN MDS62110209 DS62110209
11. IC1700 C1803 01808 01814 01818 01821 01825 01829 01833 01837 01841 01846 01850 01854 01858 01863 01865 01866 C1868 Les 300 uF 0 1uF Or GE 0 ER o pun 0 pub 0 GE 0 SH 0 So 0 Ge 0 Se 0 d 0 GC 0 LE 0 iur 0 1uF Sp ug 1 0V 6 3V 16V 16V 16 16 16 16 16 16 16 16 16 16 16 16 16 16V 16V A GND 0 Sg F6 e VDD10 1 END 1 E F13 VDD10_2 GND_2 G6 1 0V VDD10_3 GND_3 83 VDD10_4 GND_4 G8 10 VDD10_5 GND_5 G9 11 VDD10_6 GND_6 VDD10_7 GND_7 G11 14 0 PRA dd as ereti 01815 01819 01822 01826 01830 01834 01838 01842 01847 01851 C1855 c1859 21864 md G12 our Our 0 1uF 0 1uFr 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF OLUE 0 1uF 0 1uF 0 1uF dur VDD10 9 GND 9 e E Se ay TT 16v 16V 16V 16V 16V 16V 16V 16V 16V 16V Ley E P K VDD10 10 GND 10 H6 16 e VDD10 11 GND 11 H13 VDD10 12 GND 12 J6 8 VDD10 13 GND 13 J13 c VDD10_14 GND 14 5 VDD10 15 GND 15 1 0V_LTX 3 3V_LTX 3 3V_LRX K13 DI A z vPD10 16 GND 16 2 VDD10 17 GND 17 n9 14 VDD10_18 GND_18 E o e e 3 3 V TO 1 3 V VDD10 19 GND 19 C1802 C1805 C1809 C1812 c1816 C1820 C1824 C1828 C1832
12. LeV 0 Asse io ae eh a re er erie d i C1930 C1931 DDR_VREF_DDR one OE ams ET 0 LU P em 0 TUE KEE eg 0 VF zm lt TE 0 LUF um o E U S Tubes 3 dug Lor 0 VB pw 16V ES ES ES ES I que ES I I ES Es I de I 16V o ciso 01902 TC1901 16V 50V W9725GOJB 25 E gt SDDR_DQ 15 0 L AR1905 SDDR DQ O 22 DDR A 12 0 7 VREF DQO 1 1 16W DO1 SDDR_DO 1 AR1901 002 SDDR DQ 2 22 C DDR WE DDR WE DDR A 0 K 1 16W E SDDR DQI 3 S C DDR2 CKE DDR2 CKE DDR All DQ3 g C DDR DQ 5 SDDR DQ 5 SDDR_DQ 15 0 Al SDDR_DO 4 C DDR BA 1 DDR BA 1 DDR A 2 DQA C DDR DQI2 SDDR DQ 2 A2 SDDR DO 5 C DDR BA 0 DDR BA 0 DDR A 3 K Bus C DDR DO 0 SDDR_DQ O DDR_A 4 DQ6 SDDREDOTE C_DDR_DQ 7 SDDR DO 7 R1903 AR1906 BRA 5 DOT SDDE DOT 7 22 M S DAV A5 DDR note NUN 6 9052 CEK ag DDR2 CLK DDR A 22 RI DDR A 7 E DO9 SOPREDOLS 1 16W 22 nne i e z kal que DEE Al 5010 SDDR_DQTIO
13. E e VCC 24V 20V 17V 1 NIRELESS VCC 24V 20V 17V _2 L1000 e 2 BLM18PG121SN1D VCC 24V 20V 17V _3 e 3 e VCCI2 av 2 ov Tv 4 WIRELESS WIRELESS WIRELESS e 4 01000 R1012 C1001 luF 22K 2 2uF VCC 24V 20V 17V 5 50v 50V 5 S VCC 24V 20V 17V 6 e SE p G 01001 P 17V NRLS 3 3V Normal DETECT RUE ZXMP3F30FHTA A 7 R1013 A 2 2K a ne INTERRUPT R100 e WIRELESS 10K GND_1 IRELES R1001 9 R1011 SIS 1K 10K p cus RESET Q WRLS_DET lt 0 WRLS PWR EN MMBT3904 NXP WIRELESS OPT ee 1002 GND_2 E m0 0iur 10uF 1 50 25V I2C SCL WRLS_SCL e 2 I2C SDA e e WRLS_SDA e 3 H H GND_3 4 a a SE Ba a UART_RX e u c un 5 Hoo AO H Tee le E UART TX SE ER A a 6 a a Sao Aono Ro GND 4 weapon ahn WRLS WiReLeSs i IR WRLS Es n n TETUER GND 5 d GND 6 A GB GB GB GB GB GB GB Ge GB HB Wireless I2C connection with I2C 1 Y Address 0x20 SHIELD i WIRELESS e R1014 33 WRLS_SDA SDA2_3 3V R1015 33 WRLS_SCL SCL2_3 3V weapon ahn MRMC Motion ReMoCon WIRELESS IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION
14. 2 5V_BCM35230 AADC_AVDD25 A A 6233 C204 0 9V CORE HDMI AVDD 0 9V CORE USB AVDD 0 9V CORE VAFE2 DVDD Xu SVO TT NGMISP STOSRUJ M18PS105R0P 1202 1205 A c duds BLM18PG121SN1D BLM18PG121SN1D Tm 2 m AEN i dE S T TT TT BLM18PG SN1D BLM18PG SN1D BLM18PG SN1D IN OUT inl Jour 22uF e T T REN MY 249 253 256 258 GND GND C G e C e e e e e M e e EE ege DEE C274 C280 C284 C285 C288 C292 C296 C299 LE 202 d o u U Esc Te C261 C263 C267 C271 22uF luF 22uF 4 7UEm0 LUF 22uF 4 7uF O Lues oy e Se L KOH A SH 10V 16v 10v 10v 16v 10v 10v 16v READY o I EN to o E 16V n H ND A o a N K m X un te oO A e NMA NMA NME ANS QNO NNN NM NME LAO mo Mu MZ ma ME KU Kisi Je 3 3V_Normal gt MODEL ST 248 42 5V BCM35230 M1 PO 5RO 2 5V_BCM35230 EPHY_VDD25 SEH e MODEL OPT 1 A 0 97 CORE PLL AUD AVDD 0 9V CORE VAFE3 DVDD AES PLL MAIN AVDD lt L203 A A e C232 C234 C236 C238 in Tour C248 BME GL VEN E 1210 L5 L217 oped 7uF 0 1uF 0 1uF em4 7uF l0uF AY e BLM18PG121SN1D BLM18PG121SN1D BLM18PG121SN1D II d dk ll x e MODEL OPT 3 SED oe REUS 20259 Lc260 C262 0266 C270 C272 Sp d 0 luF 4 7uF 0 luF l OuF 4 7uF 10uF amd 7uF 0 14020 OluF c2006 C294 C297 e MODEL ORES 6V
15. Widevine LTV 10L000000607 1 0DC Test 13 POWER OFF BY ACDET RF Receiver Version VB091 Network Error Histony POWE iioii uid 17 POWE RCU OFF Power off peer Hemote control APP History Ver 30183 20 POWE E PE OI NS NO SIGNAL OFF In case that there is no signal for 15minutes Module Rom Ver 50R3 IPVOA4 16 Power Error History i 15 POWE Debug Status DEBUG 18 POWE 21 ul KEY OFF Mechanical power switch off power switch off Formatter Version 0 80 7 SOP Server Selection LAST HISTORY TIEN MAUS E 1 5 1 is the latest history UTT T 19 POWE 22 POWEI After turn on by OnTimer There is no operation 23 POWE for zhours A24 C LG Electronics Inc 2010 Repair Process Reference data Zen omen Comme was meenen Speaker cable checking method Revision A25 a d E m P a EE gt Z Jack for Speaker connection HZ Main Board ll ad a d y 1 Check whether speaker jack was inserted properly on Main B D side amp speaker side or not 2 Check whether speaker cable have problem disconnection wire or not A25 0 LG Electronics Inc 2010 Repair Process Reference data D General function defect Making 2010 12 24 amp Tt 6 2 PDP TV Symptom Check Remote control IR operation Revision 26 IR y 9V MULTI p AAA Ki Control Board d m Checking method 1 Check connector was inserted properly on
16. Near JK800 R321 5 1 Route Between SIDE AV L IN amp SIDE AV R IN Trace ANON AUD SIDE RV 2 5V_BCM35230 Near JK900 p322 51 Route Between SC L IN amp SC R IN Trace E INCM AUD de 319 3 8 5 1 Route Between COMP L IN amp COMP R IN Trace 31 Near JKSO3 gt INCM AUD COMP Route Along With TUNER SIF IF N OPT e C324 T O 1uF Near JK801 24 5 1 Route Between PC_L_IN PC_R_IN Trace INCM_AUD_PC 315 120 220 OPT OPT TH SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC GElectronics Fi ti DATE o Ti LG ELECTRONICS BLOCK 7 SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only BER STRAP
17. 17 18 19 20 21 22 23 24 25 26 EM ELM te 8 20 _ EN 28 24 26 Copyright 2010 LG Electronics Inc All rights reserved 7 LGE Internal Use Only Only for training and service purposes EDID DATA 2 E SEE m H E o e l e c essa sepr geeen sereen sepse Sess sje per BEE SERRE ese EERE bass get aaa E B KO u mi ol ti col ro E Model Name 2 HDMI Fo 1 2 3 Fa s fe 7 Fe 9 A 8 c o E F 00 lo kr irr irr irr ler FF loo he leo fos loo for for fos fos 10 los hs los los feo ho fos 78 pa lee 91 las ss ec Se 26 20 lor o 54 ar los joo 71 40 161 co Jet joo jer so ke oo 30 ko lo las ka les loo bo BA le sms F 01 or so los ka CN oc po dy loo les lo ko ko be los Mo x ko be ho qa k ho is ho les los los lo ha los leo lao Po e hF be 40 ko 20 35 loo lio sa ka loo loo ha lor ho leo he 71 hc so he lo ka bc ls loo leo les ka loo loo BE o ho loo 72 60 ls bo he Po ke ls ke 28 ke bo ko les 163 loo loo he loo oo 70 joo joo loo joo joo ko po oo joo ko joo joo loo ko joo Es Model Name 3 6 Confirmation 1 Press InStart Key on Factory SVC Remote Controller And MUST check ADC amp EDID ADJ status is OK 4 SET assembly adjustment method Caution Each PCB assembly must be checked by check JIG set Because power PCB Assembly damages to P
18. 8 6 R642 10K 33 R689 X601 NEC ISP Tx R 10MHz 6 PIN NAME PIN NO HIGH LOW fy fy 0 e 2 MODELI OPT O 8 ATSC DVB 6 E MODEL1_OPT_1 11 PZ550 PZ750 950 LD VO R625 o o 2 8 B 10K 5 s MODELI OPT 2 30 PZ950 PZ750 550 O NoTE9 H a e x X602 E OET D B z MODEL1_OPT_3 31 E z 8 j 32 768KHz D o G R632 Ss E x e nee he 3 ANY 106 ee ee ice 4 OPT dD D D GD a a GD GD 3553 CAE a 1 1 3 3V_ST o 8 7 Wireless IR Butter O N gt 5V_MULTI e als el S rs Si Loco neue O E El i BOG 3 12507WS 04L Ad lt x BLM18PG121SN1D Gj el OJ El O i Ses tye ee i o O El N A TAE Sille SS CN E R643 l 3 3V ST N EA E e e 20k IR WRLS lt e e OR PS De x De H 1 16W Gage 3 3V Normal NV O FH e 1 10K R691 I vd N A 0 ST El C o 330 Qo OWN NI z ala OOo d w mos 0601 R657 RRG92 LOGO x x G A Ee sni sr SA yoo Se 28C3052 ATK CE R669 SE J ef gt gt M A a ee M A M a pl a SUUS i VUES 0605 E 63052 je 2SC3875S ALY QE 2 e Tour a R647 2 DE P60 SCLO P140 PCL INTP6 UA SCL2_3 3V gt RL_ON i T EDID WP 3 3V ST ee P61 SDA0 P00 TI000 sonne i SDA2 3 3V gt SCART MUTE c A NOTE4 Glue alae P62 EXSCLO 3 POLYTLOLOJ TOBO m ELE Soe 3 3V ST ER e 2803052 47K A 263 4
19. D2B IN D901 Ro C904 C923 5 5V 2760 ZER GAS20 GE RD MONO G_GND 50 50 PPJ 230 01 e OPT E DS62110209 l JK901 P 2910 ch GAS3 OPT BT EE GAS21 OPT L903 ANA Je REC 8 MDS62110209 B OUT CM2012FR27KT R933 e DS62110209 e e AIN gt SC_B COMP2_Pb 0 o GAS22 ae IU 5209 SOUS S223 N R e gt SC ID B_GND So 50V R932 EN GASA OPT MDS61887711 lK D909 R948 30V NOTE 14 1K MDS62110209 GAS23 AUDIO GND e OPT e OPT NOTE 8 DS62110209 gt AUDIO L OUT ENSE Gps AUDIO R IN e o e gt SC COMP2 L IN MDS62110209 hd OPT OPT e C913 C916 AUDIO R OUT Yeso GT 330pF R345 GAS6 OPT 5 6V 270 pe e MDS62110209 E GAS7 OPT PSCOO8 02 e e e gt SC COMP2 R IN 62110209 OPT OPT JK900 C912 C915 T e D904 R902 OPT 330pF ROK 5 6V OR uid GAS8 OPT DS62110209 EU hd EE GAS9 OPT DTV MNT_LOUT DS62110209 e EU p399 C902 R913 E 6800pF 470K GAS10 OPT 50V OPT DS62110209 e EU RRO GAS11 f DTV MNT_ROUT MDS61887711 A EU D906 GAS12 56V 6800pF 4708 OPT EU Zoe H OT MDS62110209 Se 62813 e ei MDS61887711 e GAS14 OPT MDS62110209 J des sh d GAS15 OPT MDS62110209 e GAS17 OPT MDS62110209 p AUD OUT IC900 AS324MTR E1 E SCART AUDIO MUTE E d
20. PCM MICLK X PEG CLK GPIO _AD21 GPIO REG e 7 VAFE3 VDD25 FE2 VSS 5 M22 K18 D9 G16 PEG D 0 GPIO PCI AD22 e 8 K A pg VAFE3_DVDD FE2 vss 6 ee PC DI l RE PEG D 1 GPIO PCI AD23 Foo e ER 9 aW e ug VAFE3_AVDD25_1 FE2 VSS 7 a PEG_D_2 GPIO PCI_AD24 e VAFE3 AVDD25 2 3 AB8 very close U22 G14 F9 G13 p pi 000 EG D 3 GPIO PCI AD25 to SOC R22 pin SEP SSC 59 VAFE3_AVDD25_3 E3_vss_1 Fo e PEG D 4 GPIO ore fs e pa VAFE3_Dvpp25 FE3 vss 2 Fz R6 decidir RPL ACRES Gl Ow bur R22 M6 PLL AUD AVDD BOR VEDAS PES_VSS_3 KETI 5 PEG_D_6 GPIO PCI_CBE01 GPIO Fo COMP_DET MI e FE3 VSS 4 AB23 610 PCM MOT xa PEG D 7 GPIO PCI_CBE02 GPIO WAV MODEL_OPT_5 PE la PLL MAIN AVDD Ka FE3 VSS 5 S P G F PCM MISYNCC PEG SYNC GPIO PCI CBE03 A dis SS PLL MIPS AVDD Ka PEL AUD AVDD FE3 VSS 6 PCM MIVAL PEG DATA EN GPIO E 422 VDDR3_1 Ent WEER ADD A anos PLL MAIN_AVDD R22 m m PCI DEVSELB GPIO 2T Ve Y3D GPIO 0 623 VDDR3_2 ds di d 514 PLL MIPS AVDD M PCI FRAMEB GPIO MODEL OPT 6 VDDR3 3 EZ PLL MIPS AVSS R287 0 R4 AE11 AB9 AB10 A D12 PLL VAFE AVDD PDP MODEL OPT 2 5 ul CIF RESET GPIO PCI IRDYB GPIO ant MODEL OPT 7 VDDR3 4 TER PLL VAFE AVDD25 R288 K7 AC23 PDP MODEL OPT 3 CIF SCLK GPIO PCI PAR GPIO GE 5 S PDP MODEL OPT 0 VDDR3 5 BLM18PG121SN1D R235 AB15 E AC6 AE7 AC7 zm CIF SCTL GPIO PCI PERRB GPIO X1 AAA PDP_MODEL_OPT_1 VDDR3 6 Edo VI TVM OSC AVDD TVM OSC AVSS
21. T D1 HDMI3 D2 gt D2 _HDMI3 e D2 GND d Pd A GP amp ED GED A N oe D2 mr se C gt D2 _HDMI3 E M i U U NOTE 22 3 N N N JK702 E m o EE l d A R I ae EN Z OE AA a o m C e bw A OG A TA a a n o T o n m RSD 105156 100 m m m m E m m T I I I I l I l I Qr Da O O uH I a n a a HIM BS IDE A es 2 E 2 8 2 O UO A A A a a A T T IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics MODEL saxess2s101 DATE BLOCK som SHEET LG ELECTRONICS I Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only RGB PC AUDIO SPDIF CVBS COMP RS232C
22. 0ur 0 1uF e e A Se E E NON S 6 3V 16V GND 1 SE i E I C1528 B Q1504 e s R1529 MMBT3906 NXP 1 2V TD 1 2V L ee tc1514 ive 0 1uF 701530 R1526 100K E EU 220uF u 100 e 100pF D Lu 16V ee Tw Tie 6 3V 50V 6 3V e lt TU RESET 2 5V TU y B3 3 3V L L bn prs J a am am am emm em em em em emm em em emm 7 i6v ET ET E SET F NIM gt C1512 0 f FOR DVB S 1 8V F OAGD CONTE 2 5V Blue e pe et to Tuner a _ 1 8V_TU A 1 F NIM Is aye AN IF AGC MAIN R1564 0 hd hd e SUOLICS 39 2 F NIM am e e numos E e SDA1_3 3V PEN H NIM C1534 C1538 _ERROR R1567 0 18pF 18pF C1572 1573 opt 90V opt 50V 10uF Ta 0 1ur M L SS SS 6 3V 16V T C S2_SYN mise CE E nn 2 close to TUNER ID T C S2 VALID V e FE N MAIN lt T C S2 MCL T C S2 DO F P MAIN Close to the tuner e N T C S2 D1 R1513 F NIM 47 THCISZQ D2 gt TS SYNC R1514 F NIM47 T C S2_D3 e gt TS VAL e R1515 E NIM47 T C S2 D4 e 4 gt TS CLK e FE TS DATA 0 7 T4GJS2 D5 R1516 e F NIM 47 FE TS DATA 0 T C S2 D6 C S2_ R1517 aoe e 25 FE TS DATA 1 T C S2 D7 F NIM on e 47 FE_TS_DATA 2 S2 1 25V DE Lea SEU F NIM 510 e ti 47 FE_TS_DATA 3 S C1520 1C1523 c1527 S2 RESET EE 0 luk Se F NIM1520 50V IES 6 3V 47 FE TS DATA 4 S S S S2 3 3V FINIM 521 3 3V_TU 47 FE_TS_DATA 5 2 F22 R1501 F NIM 51 s R1522 R1507 s 47
23. m Specification Each part is tested as below without special appointment 1 Temperature 25 C 5 C 77 F 9 F CST 40 x5 2 Relative Humidity 65 96 x 10 96 3 Power Voltage Standard Input voltage 100 V 240 V 50 60 Hz Standard Voltage of each product is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with SBOM b The receiver must be operated for about 20 minutes prior to the adjustment B Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC Albania Austria Belgium Bosnia Bulgaria Coratia Czech Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Safety IEC EN60065 50PZ950 ZA Kazakhstan Latvia Lithuania Luxembourg Morocco Netherlands EMI EN55013 Norway Poland Portugal Romania Russia Serbia Slovakia EMS EN55020 Slovenia Spain Sweden Switzerland Turkey Ukraine UK m Module Specification 1 3D 50 FHD No Item Specification Display Screen Device 127 cm 50 inch wide Color Display Module En e 1 Aspect Ratio 16 9 3 PDP Module PDP50R3 ssid RGB Closed Well Type Glass Filter 4396 Pixel Format 1920 horiz By 1080 ver 4 Rasa Environment 1 Temp 0 deg 40 deg 2 Humidity 20 80 LGE SPEC 5 man Environment 3 Temp 20 deg 60 deg 4
24. 33pFr e 33pF V U13 A NON BCM CAP USB CTL2 lt USB PWRON 1 GPIO 50V 50V VDDC 19 19 i s 20 o W W16 F F e OPT OPT via PPc 29 ADAC AVDD25 AADC AVDD25 AADC AVSS USB DMI p USB PORT2DN RS REMOTE OR MODULE RX VDDC 21 A R280 22 L18 L14 D25 G22 USB DP1 USB PORT2DP m MODEL OPT 0 MS VDDC 22 D D24 ADACA AVDD25 ADACA_AVSS esi RE ES CI DET uis VPPC 23 SC 524 APACC AVDD25 ADACC Avss ees R240 AAA L00 USB OCD1 Se USB PWRFLT 2 GPIO oe gt RFModule RESET 218 VPPC 24 Se EPHY VDD25 ADACD AVDD25 ADACD AVSS USB CTL1 USB PWRON 2 GPIO ETE CD EPHY ACTIVITY VDDC 25 A R18 R14 F24 F23 SE NEPHY LINK xis VPPC 26 E 525 EPHY BVDD25 EPHY AVSS PCM TS DATA 0 7 t Se E DDTV ATV SELECT See 7000 27 SS EPHY AVDD25 PCM TS CLK y TOLKA GPIO E OPT CI_CD1 VDDC_28 PCM_TS_DATA O e mara Gjer R216 2 MODEL OPT 1 A aah ote K15 HDMI AVDD M5 AE16 g544 gt OPT wis L15 S TDATA 1 GPIO AG CI_CD2 VIE VDDC 30 ee HDMI AVDD33 55 Ee Li R 4 E TDATA 2 GPIO PESE gt REMOTE SW CTRL SEN VDDC 31 NiS A 54 HDMIO_AVDD HDMIO_AVSS_1 Ge PCM TS DATA 3 R24 ma TPATA 3 GPIO i L R INDICATOR VDDC 32 2 5V_BCM35238 HDMIO AVDD33 HDMIO AVSS 2 TDATA_4 GPIO Ge 22 OPT VDDC 33 2 2017 nog 22 OPT N19 R15 AE20 AB22 3 TPATA 5 GPIo 219 VPDC 34 25 AD20 7000025 1 LTOVSS_1 1 51 PCM TS DATA 6 c2005 2001 C2002 M mo TPATA_6 GPIO Rig KEE Sa aczo PTOVDP25 2 LTOVSS 2 1 15 1 TDATA 7 GPIO VDDC 36 2 5V_BCM35230 LTOVDD25_3 LTOVSS_3
25. R198 10K RGB DDC SDA 20 wm a 3 3V Normal A 3 3V_Normal T A2 IC101 Q100 IC101 LGE35230 BCM35230KFSBG BSS83 e LGE35230 BCM35230KFSBG TES FOR ST EEPROM ee NAND_DATA 0 7 de E se Ea IC103 C116 DCH CAP U e x 5 M24MO1 HRMN6TP 0 1uF B5 AE27 16v nat NON_BCM_CAP SE ef Tel HDMI CLK N TXOUTO TXAON NAND DAT C5 AE28 54MHz_XTAL_P TVM_XTALI FOR ATMEL_EEPROM HDMI CLK TXOUTO gt TXAOP SE NC vec l AF27 Write Protection TXOUTO O TXAIN AF6 A4 AF28 54MHz_XTAL_N TVM_XTALOUT HDMI RXO TXOUTO gt TXA1P R169 0 e El WP Low Normal Operation HDMI RX0 PA FxOUTO T gt TXA2N 3 3V_Normal High Write Protection z AG A m VS 2 SCL XOUTO TXA2P A3 m AE26 NB ENE M 23 scis 3 av HDMI RX1 TXCLK gt TXACLKN i Mu B3 AF26 lt Ta 3 3V Normal HDMI RX1 TXCLK 27 DTXACLKP R196 T 9 RAT 24 333 TXOUTO gt TXA3N RGB DDC SCL lt 05 AB4 o SDA3_3 3V A2 AG26 am a ya TNO C115 erry 0 HDMI RX2 TXOUTO_ gt TXA3P PX 80F R105 R104 B2 AF25 AGI f SpE B R102 HDMI RX24 TXOUTO gt TXAAN 4 ES NAND ATE OPT OPT 4 7K 4 7K 4 7K AE25 AAA AF1 P TXOUTO_ gt TXA4P xo J e gt NAND CEb J w2 BSS83 e PARE ADC2 a gt NAND_CEb2 x AE AH26 C119 by zm gt CI_CEL v TXOUTO UO 695 gt TXBON 5 lor SC ID ra FS INI gt c1 CE2 wa PPco ser TXOUTO UO EE TXBOP 16V FS_IN2 DDCO_SDA TXOUTO U1 gt TXBIN AD24 3 AF3 OS p zr
26. 8 25v N DY close to VIN pin 25 DCDC_GND D1601 DCDC_GND MBR230LSFT1G AGND LNB OUTX 30V S C1600 5 0 22uF nn nn nn dm SS SS lt n m See S 25V DCDC GND and A GND are connected 2 ES DCDC GND and A GND are connected in pin 27 A GND caa V al 21 El sl l E IR zi H H bai OJ B y A GND al of aj gt al zl m EN and A GND are connected J SS nen nn Vus ous S E S eee os Cou ome oe N Hi 0 1ur T 22000pF A GND A GND LNB TX t3 3V Normal a U m a 4 N a A m a a o D A U M uo m n e H gt z S e e R1603 E a 4 7K e n gn VO oO m S u 4 Z o ES fx oo fy o fy o 5 jo Ce Lienen N JO Es em el Opa R1604 R1605 om Jo o un Km A ee 2224 A GND DCDC GND A GND A GND gt gt E m m z H e m I m z Ga 4 d a O un un P 17V 12V_LNB 1 7v 12WV Max 1 3A s R1613 0 L1601 22 0uH 00 k m EAP61606601 C1617 IC 5 our S TPS542311 LUE ee Sh 50v SE C1619 01620 01622 wo a 10uF ae Ae ew 10uF em lOuF 25V BOOT BM E 16V 16V OPT U VIN e e e e e e e e 3 12V EN S S S S e n nox 01612 C1613 01614 de S Ee Tur S24 7UF S20 01urF SS VSENSE c1618 R2 50V 50V 50V e 470pF oo ox 50V S n C1616 e 0 01uF LL 21621 n 25V 9DF S 50V R1609 51K E NOTE 13 R1606 POWER ON OFF 2 TOR OPT 0 1uF 50V C1615 OPT Vout 0 8 1 R1 R2 THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORP
27. Humidity 10 90 6 Input Voltage AC 100 V 240 V 50 60 Hz Maker LG Copyright 2010 LG Electronics Inc All rights reserved 4 LGE Internal Use Only Only for training and service purposes m Model General Specification No lem Sean ooo O Market Albania Austria Belgium Bosnia Bulgaria 36 Country Coratia Czech Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Kazakhstan Latvia Lithuania Luxembourg Morocco Netherlands Norway Poland Portugal Romania Russia Serbia Slovenia Spain Sweden Slovakia Switzerland Turkey Ukraine UK Broadcasting system 1 PAL SECAM BG EU PAL Market 2 PAL SECAM DK 3 PALI A 4 SECAM LIL 5 DVBT T2 Supporting T2 is only for PZ T W 6 DVBC 7 DVBS Supporting S is only for PZ S G 16QAM 64 QAM 128 QAM and 256 QAM DVB S symbolrate DVB S2 8PSK QPSK 2 45Msymbol s DVB S QPSK 2 45Msymbol s viterbi DVB S mode 1 2 213 3 4 5 6 7 8 DVB S2 mode 1 2 213 3 4 3 5 4 5 Receiving system Analog Upper Heterodyne DVB T Digital COFDM 5 6 8 9 9 10 Guard Interval Bitrate_Mbit s Guard Interval Bitrate_Mbit s 1 4 1 8 1 16 1 32 Modulation Code Rate QPSK 1 2 2 3 3 4 5 6 7 8 16 QAM 1 2 2 3 3 4 5 6 7 8 Scart Jack 1EA PAL SECAM Scart 1 Jack is Full scart and support L5 Content TEA Vor vrer IT HDMI Input 4EA HDMI PC HDMI DTV HDMI2 HDMI3 HDMI4
28. PCM IRQA CIF SDI GPIO PCI REQIB AAA 2 VDDR3 7 C273 C276 3 3V Normal 3 3V Normal T5 AC13 R226 22 2814 AA22 0 LuFemo O1uF U6 A CIF SDO GPIO PCI SERRB GPIO 77 m7 VPPR3 8 55 des AUX AVDD33 PCI STOPB GPIO amd R24 3D GPIO 1 VDDR3 9 N6 J22 PCI TRDYB GPIO R227 W Y3D GPIO 2 VDDR3 10 e e e P6 K22 C278 VDDR3 11 D Lut 0 9V CORE J25 z O A N22 o O H m LD o X o EH H B 3 3V Normal AA6 N23 s ANS ANNO NXA QD VDDC 1 VDDC 2 e PDP MODEL OPT 0 POR VDD R25 e PDP MODEL OPT 1 UT 722 HIGA LON e _VDDR3 z e PDP MODEL OPT 2 MODEL OPT 0 DVR READY Support Not Support T7 W23 VDDR10_1 8 E e PDP_MODEL_OPT_3 MODEL OPT 1 MOTION R C S t Not S t T D 7 Men E S Ti m uppor o uppor _VDDR10_2 a AA25 d N I EN o o Z o Z o MODEL OPT 2 QNO NGO Nx NN MZ MZ M M MODEL OPT 3 e e e IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET ODEL LG ELECTRONICS LULK LGElectronics Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only IC101
29. RUE L4 AB13 T19 K16 AB20 AC19 PCM TS SYNC S TSTRTA GPIO PCI ADOS icis gio VPPC 37 L16 D minc FIT OPT OPT OPT PCM TS VAL TVLDA GPIO PCI AD06 RES vi9 VDDC 38 M16 LTOVSS_S AB17 FE TS DATA 0 7 TS CLK PCI Ap07 F aig vPPC 39 SS are LTOVSS_6 gt E ja TCLKD GPIO PCI AD08 Pza 1 COMP DET COMP AV DET COMPONENT VDDC 40 OPT LTOVSS 7 E TDATD 0 GPIO _AD09 GPIO SE S VGOMPZ DET 12 COME DET ONLY AV VDDC_41 A E SEL COMP AV DET 1 5V DDR V17 oa R16 USB_AVDD D14 SPDIF_IN_AVDD25 F15 32 AH13 A Va Place Cap T16 A SPDIF IN AVSS TDATD 2 GPIO _AD11 GPIO COD AMP_RESET_N J3 AF13 R 0 OPT MLG1005S22NJT Very closertg L22 Ball U16 USB AVDD33 E4 G7 TDATD 3 GPIO _AD12 GPIO APIS A POR_VDD El A USB AVDD USB AVSS 1 p 1 TPATD_4 GPIO AD13 epro 1515 lt AV2 SIDE CVBS DET e AEn MED d USB AVDD33 USB AVSS 2 R 8 EDT m 3 TDATD 5 GPIO _AD14 GPIO PER 22 TUE EN ee 5 di M D G V TPATD_6 GPIO AD15 GPIO icio DSUB DET READY REA 1 VDAC_AVDD33 VDAC_AVSS L AA28 N17 m 5 TDATD 7 GPIO _AD16 GPIO NES gt PCM RST gt 2 Ma L v28 BAT D18 620 TS SYNC D 5 TSTRTD GPIO _AD17 GPIO SR MODEL OPT 4 3 E2 DVDD FE2 VSS 1 R28 R17 E17 rs TS VAL TVLDD GPIO _AD18 GPIO XS gt DC MREMOTE e Em 4 S e m E2 AVDD25 FE2 VSS 2 i M T G _AD19 GPIO Pm DD MREMOTE e 5 E2 AVDD25 FE2 VSS 3 c3 R 0 OPT J28 U17 D17 G17 _AD20 GPIO e 6 E2 DVDD25 FE2 VSS 4 PCM MDI 0 7 P4 AES R 0 OPT K23 W17 VAFE3_DVDD
30. VSSQ 8 e IK VSSQ 7 e VSSQ 6 T eege C1910 C1913 VSSDL R1912 R1916 VSSQ 4 4 7K 0 1uF ZI1000pF 4 7K SE e 1 16V 50V 18 0 Lu Eege 1000pF VESO I 16V 50V 1 8V 5 E e e Vesp VDDL v scr 1 0 C1903 a 100pF THE AN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC MODEL zaxess2510 DATE BLOCK ees SHEET LGE Internal Use Only SECRET LG ELECTRONICS LGElectronics Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LG Electronics Inc PDP TV Repair Guide Applicable Model 50PZ900 50PZ700 50PZ500 Apply Full HD Module in 50PZ950 750 570 O LG Electronics Inc 2010 PDP TV Repair Process Index No Picture Sound OK e No Picture No sound A Picture Problem Mal discharge Noise dark picture Picture broken Freezing No Power Not turn on B Power Problem 7 Si Turn off Instant under watching C Sound Problem No sound Sound distortion E General function Problem Remote control amp Local Key checking First of all Check whether there is SVC Bulletin in GCSC System for these model NS Vertical bar Horizontal Bar O LG Electronics Inc 201
31. 0uH R1309 11303 RESET P 17V AMP A 50V amp VSS O 1uF T e y INT L INE C1307 WAFER ANGLE SDA3_3 3V e H R1316 CD 1 SDA ti TEST MODE e e e SPK Li bed 1 16W SCL3_3 3V m J 190 SPK_L lt Rigas 35V 35V 3 3V AMP SO D SA SN cour Deng A 0 luF 3 3V AMP EE M ka C1312 ts3t3 61314 SH Pa A OPT GND PTG 2 GND SUB SPK_R es 10K 4 ESIS EOS VD D_D 7 G2 SMAW250 HO4R 0O 1uF 0 1uF C1303 C1305 EP GND e e STA368BWG IHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC GElectronics DATE LG ELECTRONICS BLOCK aes etsz SHEET Copyright O 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only
32. 10 0 16b 1 32b 0 DDR DQ 9 DDR DQ 7 Maker a Chip Width DDR DQ 8 0 8b 1 1 ss 1 16b 0 Chip Size DDR DQ 6 5 1 0 Hynix 00 4Gbit 01 2Gbit 0 1 5V_DDR 0 1 Reserve 10 1Gbit AT ESR 1 5V_DDR A 11 512Mbit ES E 0 0 Reserve IC401 IC402 0 K4B2G1646C R416 K4B2Gl646C 4 59K 4 7K A B OPT mem emm emm emm emm nnn nn emm 1 R429 82 DDR RESETb N3 N3 R423 IC101 DDR AAO AO VREFCA C415 palig DDR_AAO p7 2 VREFCA C435 4 99K C442 m S Deo PJ i 0 01uF 1 DDR AA1 Al RE 100pF LGE35230 BCM35230KFSBG pa gt P3 DDR_AA2 5122 DDR AA2 nz 122 R428 N DDR DQ 0 7 BCM CAP DDR AA3 S As VREFDQ Scars DDR_VREFA DDR_AA3 A3 VREFDO Kasa DDR VREFA s n BCM _ E vaa DDRO1_AA4 ees a4 Te DBR2ZS Af pa 4 E Tas 2431 D DDR ADA 0 KS gt DDR_AAO DDR01 AA5 A5 DDR23_AA5 Re A5 f 100pF OPT D DDR ADA 1 DDR AA1 DURUM RB R4 40 DDR23 AA6 A6 pe EZ 82 R2 1 1 5V_DDR D DDR ADA 2 00 gt DDR 222 DDR AA7 A7 15 1 5V_DDR DDR AA7 A7 S m S N D DDR_ADA_3 gt DDR_AA3 DDR AA8 A8 ki PD R3 BS E R3 R424 56 D E DDR AA9 as 7 e DDR AA9 ea G D_1 e DDR AA13 um D DDR ADA 4 7 gt DDRO1 AA4 DOROKAUO A10 AP 8 e DDR AA10 27 A10 aP D 2 e DDR AA14 e pum us u DDR DO 8 15 D DDR ADA 5 Fe DDR01 AA5 SENA R7 o e DDR AA11 xu E D 3 e d H D DDR_ADA_6 D DDR01_AA6 DDR_AA12 Ela v e ODRZAALE 73 2912 30 D_4 EC
33. 22 R812 D811 R807 805 dent 908 Begs 10K 30V 22e DE 5 6V i 25 OPT i l P R874 e e e AV2 SIDE R IN i 22 7 i R 835 866 iv R R DSUB_B S i y 470K 12K i C837 R816 OPT 30V D800 4 7pF 75 i Ar 50V e E AV2 SIDE L IN y d Hon 2836 R836 R867 PPJ235 01 Y Se EE E RD E LUG AR OE R872 22 lt RD O SPRING P R850 DSUB_G En e e e KAN AV2 SIDE CVBS IN i C836 R815 D806 i 75 30v RD CONTACT D826 PE W5 1Vv R842 C817 50V 75 ie R831 D824 50 10K WH O SPRING 553 AV2 CVBS EMI A D e gt DSUB DET IK EE YL CONTACT R873 3 3V Normal 22 YL O SPRING e ls C834 DSUB R4 Tos 5 6V BE eae R817 D807 50V YLJE LUG W e 911 30V R838 Tov 10 75 i 2 7K ROM DL CK j R849 R802 al hd VW AV2 SIDE CVBS DET ROM DOWNLOAD for Plasma ROM DL DA MW E io z a alo D825 D828 R825 R824 D815 C831 C832 A Sib Alola 5 6V 30V 220pF 220pF 30V 220pF 270pF A E oo o ol ale OPT 50V 50V OPT 50V 50V Ola zlalalilz z olo OPT OPT OPT OPT ajajaja lol I I E ajalajejojelpjalp nala olo mz ml mla sal ayol z gt ala poe oi a ol a SZ a z gt ol al ara D Ge o NN EA A I a I E 5 1 I vi C 8 i COM AV REAR JACK A 2 i j lj JK803 i RDJE LUG PPJ
34. 27 CI 4 0001 8 bit 8 16 32Gbit 2KB page MLC NAND Flash devices e gt NAND DATA O gt NAND_DATA 7 0011 8 bit 16 32Gbit 4KB page MLC NAND Flash devices De N NC 26 e O NAND DATA 2 0101 8 bit 32Gbit 8KB page MLC NAND Flash devices e CI ADDR 7 NAND DATA 0 7 TI NAND DATA 1 1 3B dual IO Serial Flash e D NAND DATA 6 NC 25 x 1001 BB dual IO Serial Flash 5 RITA RITS Does EAS 1011 fast Serail Flash 50Mhz gt L CI_ADDR 6 x 1708 OPT OPT 1100 OneNAND Flash alvays 16 bit e YNAND CLE Open Drain OPT e 1110 Reserved e gt NAND DATA 4 EA 1 07 M 1101 1111 Reserved e CI ADDR 9 ARE ME 1706 e O CI ADDR 11 gt SC e SCI ADDR 12 1 0 NAND_REb M Qe e CI ADDR 13 ANDERS s NC 24 e gt CI ADDR 8 OPT Den NAND ECC FA3 FA2 FALE e D NAND_DATA 3 NAND_CEb2 R142 H gt NAND_DATA 5 2700 Mond 3 3V Normal R155 R158 R161 R165 R168 R171 R176 R178 R180 R182 R184 R188 R193 C102 e A 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K OPT OPT OPT ST T MSC e e e e e e e e e e e e 0 1uF VSS_2 R111 R115 R119 TUR LUK DOE 000 ECC disabled OPT OPT NC 22 CI_ADDR 3 001 ECC 1 bit repair 010 ECC 4 bit BCH 0 NC_21 gt CI_ADDR 2 011 ECC 8 bit BCH 27 byte spare T E y p NAND DATA O0 0 DNAND ALE 100 ECC 12 bit BCH 27 byte spare 0 System is LITTLE endian 0 CI ADDR 9 CI ADDR 11 CI ADDR 12 CI ADDR 13 NA
35. Balance Please press POWER ONLY key Adjust Process will start by execute RS232C Command 6 Color temperature standards according to CSM and Module PLASMA 11000K 9300K 6500K 6 CS 1000 CA 100 CA 210 CH 10 White balance adjustment coordinates and color temperature Color Coordinate Color Coordinate X y Manual W B process using adjusts Remote control Please Adjust in AV 1 MODE Turn off Energy Saving Mode 1 Enter PICTURE RESET on Picture Mode then turn off Fresh Contrast and Fresh colour in Advanced Control 2 After enter Service Mode by pushing ADJ key 3 Enter White Pattern off of service mode and change off on 4 Enter W B ADJUST by pushing gt key at 3 W B ADJUST Medium Gain Max Value is 192 So Never make any Gain Value over 192 and please fix one Value on 192 between H G and B LGE Internal Use Only Auto control interface and directions 4 6 Checking the EYE Q Operation 1 a d r SE EEN 1 Press the EYE Key on the adjustment remote controller 2 Check th DATA It tb der 10 and k 2 Measure and adjust after sticking the Color Analyzer CA l e hee re 15s Ud 100 CA210 to the side of the module 3 Check OK 3 Aging time After aging start keep the Power on no suspension of power supply and heat run over 5 minutes 4 4 Serial number download amp Model Sensor DATA 0 4095 Power Saving Mode 0 12 name D L and C
36. CI MDI 4 OPT TS INA TS IN VAL OPT d CI MDIL5 TS IN5 TS IN CLK s Close to Tuner R1478 R1446 10K 1428 R1429 CI MDIT6 TSING ADDR12 Ec PCM ADDR 12 PCM ADDR 12 R1419 22 CI 100K 10K CI MDI 7 TS IN7 ADDR7 R1447 22 P T TS SYNC Se GC SSES CETTE T EM_ADDR IT 07500 ADDR 7 R1420 22 CI GI CI TS CIKC ADDR6 7 CI ADDRISGJ lt Jr ADDR 6 TS VAL R1426 22 CI_RESET ADDRS R1449 22 CI_ADDR 5 PCM_RST SE 25 CI ADDR 5 R1421 22 CI R1427 22 CI WAIT ADDRA TS CLK PCM WAITX e UE BER ETT KAN 5m PCM ADDRI4 76004 ADDR 4 T OPT RIM E SE T P PCM ADDR 3 REG POV U ADDR2 T PCM_ADDR 2 lt PCM ADDR 2 CI TS OUT VAL ADDRI CI TS VAL TJ LO AN CER CT ADDR OT C er ADDR 1 G TS NPU CI TS SYNC lt S E KAM CI ADDRIOJ lt JcI ADDR 0 TS OUT GT TS DATA IC I s DATO CI DATA O TS OUT DATI CI_DATA 1 5V_CI_ON CI TS DATA 1 C yum E l A CI TS DATA 2 lt DAT2 CI DATA 2 CI_CD2 CT R1437 62 CI DET 10 BIT R 10K e CI GND EE OPT PCM TS DATA 0 7 Close to CI Slot CI TS DATA 0 7 GT AR1400 100 9 LCI MIVAL CI kan AR1401 100 JCI MICLK CI TS DATA 5 CI MISYNC PCM TS DATA 6 CT TS DATA 6 CI TS DATA 7 R1422 220CI PCM TS CLK lt e CESTSUC K R1423 100CI PCM TS VAL lt CI TS VAL SE TCI CI POWER ENABLE CONTROL PCM TS SYNC 1 CI TS SYNC el 45V MAIN 5V CI ON Ty OE DIR CI DATA NAND DATA e eer OPT m L140 r L L OUTPUT INPUT A BLM18PG121SN1D E SO L H INPUT OUTPUT 9 a Ge dou e e TON
37. FE TS DATA 6 2 2K S Zac R1502 F NIM R1558 g T00 R1523 0 S2_RESET 47 FE TS DATA 7 S C1506 R127 0 1uF A eL mL C C s F NIM T s m E C1565 C1566 C1567 mm 17pF wm pF em pF 50V 50V 50V gt LNB TX Er 3 3V TU e J risa A o BLM18PG121SNILD Close to the tuner a e S z i un oue C1521 C1525 R1572 R157f upa a TOORE 0 luFem 10uF 10uF 9 40 T 16V 6 3V 6 3V 5 ub S S S OPT E S o H D m a N e S gt WT T LNB OUT C1505 C1508 deC1511 4 D1500 2R1500 1000pF 33pF 33pF S 2 2K 50V AE n 3 0SMC 20A suzhougrande 8 OPT 8 S Close to Tuner Pi ES SE mnm im os ns a Surge protectioin Ti THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET manda wen a mu en A0 d uc een YT LG ELECTRONICS BLOCK SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only I DATE o I DVB S2 LNB Part Allegro S D1600 SMAB34 3A 2A 12V LNB A closk 11600 G 3308 SP 7850 33 c1610 C1611 10uF 0 1uF 2 4A
38. Main board and IR board 2 Check 3 3V ST Voltage at Pin10 3 Check whether appear voltage on multi meter when operate remote control x Test Condition for case 3 Check Point Pin 1 IR TV power on status Multi meter Select DC 10V IR KEY Board for XXPZ7 90XX A26 LG Electronics Inc 2010 Repair Process Reference data PDP TV Symptom 101 LED RED Tuum B 4 z 3 3V Norma Nja Control Board Nj aal WEE Ech 1 Check connector was inserted properly CH CH Vo Vo OK HOME Inout on Main board and local switch board If mechanical switch off status Key on is high 3 3v 2 Check whether appear voltage on multi meter when operate Local switch x Test Condition for case 3 Check Point Pin 3 4 Key1 Key2 ien N Bt a v sim TV power on status e Multi meter Select DC 10V d 8 age s IR KEY Board for XXPZ7 90XX A27 LG Electronics Inc 2010
39. O LG Electronics Inc 2010 Repair Process Reference data PDPTV Weg AN Video Problem Check input signal format Is it supported 2 Check AV Cable for damage or open conductors Y Check AV port of JK800 Side JK900 Rear Y Check signal line N JK800 Video R850 Replace L900 901 902 RGB JK900 Video L900 901 902 RGB R919 CVBS R919 CVBS Y Replace BCM IC101 x Measured signals depend on the input signal A6 LG Electronics Inc 2010 Repair Process Reference data PDP TV lach HDMI Video Problem Making Check input signal format Is it supported Check HDMI Cable for damage or open conductors Y Y a ae Y Check EDID D L Re Download EDID Check JK701 702 703 704 N Replace Connector for proper connection or damage Check 56 63 on IC701 HDMI Switch Output Replace 1C701 Replace BCM IC101 A6 LG Electronics Inc 2010 Repair Process Reference data A Picture Problem 2010 12 24 6 2 PDP TV Symptom A Picture Problem making j Fuse Checking Method Revision A7 lt DMM mode gt 1 REL A PEAK MIN MAX i 4111 1 e Pic 1 Fuse check Pic 1 Pic 2 1 Sound comes the fuse is OK 2 If Fuse is defects it should check again voltage of 5V Va Va after replacing the fuse 3 In case there are no voltage of 5V Va Vs the board is failure it need to replace the board AT LG Electronics Inc 2009 Repair Process Reference
40. OFF 3 POWER OFF BY LOCAL KEY 4 POWER OFF BY ACDET BYSHCDET OFF BY LOCAL KEY 7 POWER OFF BY AUTO OFF BY AUTO OFF 9 POVVER OFF BY ACDET OFF BY REMOTE KEY i POWER OFF BY REMOTE KEY OFF BY ACDET e oo i ARA dE 222 gt gt gt Le Te Te eC me BY ACD OFF_BY_REMOTE_KEY1 i KEYI OFF BY REMOTE KEY OFF BY i PO 16 POWER 18 POWER 19 POWER 20 POWER 21 POWER 22 POWER 23 POWER 3 3 E CH REMOTE KEY OFF BY REMOTE KEY OFF BY OFF BY OFF BY REMOTE 634 ACDET ACDET A15 6 2 Refer to the Module Rom upgrade manual for Rom upgrade USB Type Jig O LG Electronics Inc 2010 Repair Process Reference data A Picture Problem Making 2010 12 24 6 2 PDP TV Symptom Y Drive B D Checking method 50R3 Revision A16 m Y drive board x DMM Digital Multi Meter va Input signal connector Check all output pins of scan IC connector using DMM A16 LG Electronics Inc 2010 Repair Process Reference data PDP TV Symptom md did Making 2010 12 24 SA 6 2 Half picture X B D Checking method 50R3 Revision A18 mj Half partly display or abnormal display Check Va input voltage P121 P120 P220 P221 P320 Power connector of the X board Check cables between CTRL board and X board display Replace the X B D Check TCP connection after X B D replacement abn
41. T L512 de A 0 1uF C524 C528 C531 C536 22 0uH 16v 10uF 100uF 0 1uF 10uF 16v 16v 16V 6 3V e THR e e e OPT R507 Es 10K Sg IC506 OPT R509 P_17V S TPS54231 0 1uF e MOD ON e e A e GE C581 C585 m m 9 T gt AC DET 50V AF E 10uF 10uF 512 p 2 10uF 16v 6 3V 0 1ur C532 BOOT an Me 16V O or TOM ORT 16v VIN e e e e e e e e gt 3 12V EN hd OPT Sie hd C549 C551 C554 D lour ZZa4 7ur 0 01uF ss VSENSE dde J 25V 50V 50V hd 470pF o a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a ox 5OV ne C560 mm 0 015uF C582 e 50V am OPE 50V FOLI VV Lalo 8529 e m 3 3V Normal 3 3V TU 51K TUNER A i ae NOTE 13 R518 MLB4201209 0120P N2 POWER_ON OFF_2 10K e 00 Jt hd OPT 3 3V ST 5V_ST C539 C540 C541 deens T A Zei uF 22uF O iuF 0 luF emo Un d e i L Vout 0 8 gt 1 R1 R2 0 1UF mm IC500 50V D Been Au C558 AP2121N 3 3TRE1 KOL ro VOUT J e e e CMS 1 25V_TU M IN A 2502 C506 C510 C514 516 IC503 J POWER ON OFF 2 esl OUF 0 1uF 10uF 10uF m luF 16V 16V 6 3V 6 3V 16V AZ1117BH ADJTRE1 R552 OPT 120 ohm e om BLM18PG121SN1D o NS uo ox M no de INPUT 1A 2 OUTPUT nc AE hb et gt C533 ees DA 6 OL s 5 C537 C538 ADJ GND 5035 ihr is ME Hed DUE Tou R1 A hd e V V OPT RM R513 1 2K J OPT 3 3V Normal C594 AN
42. cord directly into the AC outlet Do not use a line Isolation 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 the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5mA In case any measurement is out of the limits specified there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer Leakage Current Hot Check circuit AC Volt meter Good Earth Ground such as WATER PIPE To Instrument s CONDUIT etc exposed METALLIC PARTS 1 5 Kohm 10W o LGE Internal Use Only SPECIFICATIONS NOTE Specifications and others are subject to change without notice for improvement B Application Range This spec is applied to PDP TV used PD12A Chassis Model Name Market Place Albania Austria Belgium Bosnia Bulgaria Coratia Czech Denmark Estonia Finland France Germany Greece Hungary lreland Italy 50PZ950 ZA Kazakhstan Latvia Lithuania Luxembourg Morocco Netherlands Norway Poland Portugal Romania Russia Serbia Slovakia Slovenia Spain Sweden Switzerland Turkey Ukraine UK
43. ee Ber ns C_DDR2_CLK DDR2_CLK C DDR A 0 DDR A 0 e A8 or COPE pe e C DDR RAS DDR RAS EE 107 ux Do12 SDDR DO 12 C DDR DO 8 SDDR DO 8 C DDR DQSOP gt lt DDR DQSOP P OR DE GEL ec 0013 SDDR DO I13 C DDR DQ 15 SDDR_DQ 15 oe AR1907 All 22 C DDR DOSIPL gt lt DDR 00812 DDR A 12 FEP bota SDDR DOLLA 1 16W DQ15 SDDR_DQ 15 AR1903 R1907 22 22 06 008 XT DDR A 1 1 16W C DDR DQMO ur DDR DQMO m M DDR BA 0 BAO ke PR DOJL SPDR DO LEN 22 C_DDR_A 12 DDR_A 12 DDR BA 1 GER Tt C DDR DQI9 SDDR DQ 9 C DDR DOMI DDR DOMI n BO aren de o C DDR DQ 11 SDDR DQ 11 E eege DDR2_CLK 75 C DDR DO 12 SDDR DQ 12 C DDR DOSOM DDR DOSOM 22 o CUR VDD 3 HS wee oo R1910 de CLK VDD 2 AR1904 22 DDR2 CLK TE A hg 22 C_DDR_DQS1M C DDR DOS1M Se EH d e 1 16W E C DDR A 5 DDR A 5 PH C DDR DO 3 SDDR DQI 2 E E C_DDR_CS Aj DDR CS PD Z DDR2 ODT ODT C DDR DO 4 SDDR DO z PS C DDR A 11 DDR A 11 SBE C DDR DO 1 SDDR DQ DDR CS TA e C DDR DO 6 SDDR DOI n DDR RAS e 1 16W DDR CAS CAS VDDO 8 d C_DDR_DQ 15 0 L_ DDR_WE WE VDDO 7 e C DDR A 8 DDR A 8 VDDO 6 C DDR A 6 DDR A 6 VDDO 5 C DDR A 4 DDR A 4 DDR DOSOP EROS VDDO 4 M C DDR CAS DDR CAS DDR DOSIP Une VDDQ 3 T T o DDR DOMO LDM VDDQ 1 DDR DOMI UDM LDQS VSS 5 DDR DOSOM ne T es l DOR VTE 788 _ 3 788 2 gt DDR VREF LG8300 NGJA vss 1 e gt DDR_VREF_DDR NC_5 0 1 8V EN 1 8V Ix NC_6 A A VSSQ 10 NC 1 0 E R1902 SSC VSSQ 9 A 4 7K R1913 k
44. eg ee Ju D See EE s e DDR AA13 A13 D 5 e DDR AA11 e Il D DDR ADA ALT 4 Ter CD DDR23_AA4 V e M7 De P GE T C404 0 1uF u D 0 DDR ADA ALT 5 fn CD DDR23_AA5 H e D7 hd DDR AA7 EE SE Il e D 1 DDR ADA ALT 6 DDR23 AA6 V e M3 D 8 hd D 2 eun DR BAA 2 E e DDR BAAO D 9 e DDR AA9 e MT u D 3 DDR ADA 7 gt DDR AA7 DDR BAA1 8 DDR BAA1 DDR AA8 e e UE AD28 3 M3 C406 g 0 1uF DDR DQ 16 23 D 4 DDR ADA 8 25 CD DDR AA8 DDR BAA2 DDR_BAA2 Her 403 St CHER Y AR D 5 DDR ADA 9 7 DDR AA9 e 37 Y T GE T is ut u D 6 DR ADA 10 mE gt DDR AA10 DDRO1 CLK e J7 e DDR23 CLK e m V o DDR BAAO e Il e D j DR_ADA_11 Ho gt DDR AA11 DDRO1 CLKb e DDR23 CLKb m V e DDR BAA2 e S Lu D 8 DR_ADA_12 gt DDR_AA12 DDR_CKE V e DDR BAA1 e Il e AA24 R412 R413 DDR CKE hd RATS Rate AR404 6 D 9 DR_ADA_13 Se C gt DDR AA13 56 2b e is 13 d gt V e DDR AA10 e 2 g EE DE AD 3 5 S 8 1 5V_DDR L luF DDR DOA 20 DR ADA 14 O gt DDR AA14 1 5V_DDR L2 e N T v e DDR AA12 DD e Il DDR DOA 21 2e C401 R414 105 2 e S d Ae De J3 M T DPI NS 9 kos md u DDR DQ 24 31 DDR DOA 22 DDR BAA gt DDR BAAO 000pF EM J3 e DUDBE DDR RASb V e s n m I hd DDR DOA 23 DDR BAA 1 Wo DDR BAA1 DDR CASb 2 DDR ERS 3 v DEBES NE T C440 luF ke Li u DDR DQA 24 DDR BAA 2 LD DDR_BAA2 ADR WER ES DDR_WEb DDR23 AAA gt e e DDR DQA 25 x j DDR23 AA5 e DDR DOA 26 DR RASA N D DDR_RASb DDR RESETb S DDR RESETb w25 AR406 6 C452 gg0 1u
45. lt E E DETEC 3 3V_CI EN m f cI CI TSSMOCI 43 3V CI CI CONTROL NTERFACE R14385R1440 es A A 10K 10K c CI_CD2 ji CI CI 01410 R1465 CI_CD1 sen Lo 10K our Y 16V CI R1464 e CI DET 47 x THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION O y SECRET LG ELECTRONICS EE A EE egene THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics I ULK HEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only F NIM T C S2 Combo Tuner 5V_TU A 3 L1500 nk BLM18PG121SN1D e NON S RES SONUS Non 10K 01501 pj MMBT3906 NXP emm em R1531 NON S e ee close to TUNER B EE E FT J c E R1540 01502 B 10K TU1502 TU1500 TU1501 gt e fS USC SE RF BOOSTER CTL n 0 01uF E TDTJ S001D TDFR G136D TDFO G001D pe NOMS L1503 5V_TU NON_S BLM18PG121SN1D A ES
46. p EN TXOUTO U1P TXB1P gt FLASH_WP Me Ree 03 202 gt 54MHz X TAL 5V_MAIN ya Ve Kee AF24 SE VGA SDA CD NAND_WEb 3 3V Normal U2 AE3 m A DMIO HTPLG OUT TXOUTO_U2P TXB2P BB S C Q N NI E C T A VGA SCL D NAND REb SUNNY Bi TXCLK_U gt TXBCLKN PCM WAIT eg 20101 z uio HDMI ARC C uc HDMTO ARC TXCLK U ada gt TXBCLKP e T t 54MHz XTAL N SUE HDMIO_RESREF TXOUTO_U3 See gt TXB3N 121 126 129 BCM RX Xd 3 2 3 3V Normal u Y1 AF2 S X TAL 2 GND 1 R189 R106 TXOUTO U3P REDD gt TXB3P DEBUG A 24 2 KR 22 K 2K 2K BCM TX lt SC gt NAND CLE gt CI ADDR 2 14 e I RI 3K TXOUTO_U4N gt CD TXBAN saoi NAND RBb GND_2 X TAL 1 BET R135 AA TXOUTO_U4P ES TXBAB TJC2508 4A SDA0_3 3V e Se 33 paz BSCDATAA e e SCLO_3 3V KE e BSCCLKA kale SES e 54MHz XTAL P AG23 12pF 54 R137 33 H3 MHz vee z AH23 c106 109 R110 SCL2 3 3vC hd E nm az RDB GPIO x EE END 2 AE22 4 7uFS1 5K ERE SDA2_3 3VI TDB GPIO GND 1 X TAL 2 AE21 SCL gt 12 BART J AF22 e g5 BSC S_ SCL e a AH22 zs e Em Ss E PT BSC_S_SDA 3 3V_Normal B e C107 c108 C109 Ls z eps EE Qe 33pF ee D TIN R141 4 1KF25 AG21 GND 5V HDMI 1 50v 50v 50V 3 3V Normal A AF20 e e e 5 AH2 CI ADDRI14 I 5V HDMI 2 PCM 5V CTL POWER CTRL E l NUN A EE AH5 Aged E OPT US R147 ZR150 R153 R156 LR159 R162 ZR166 5V_HDMI_3 R142 AAA22 ga RON HSYNC R146 DK IK TK TK TK TK TK R143 AAA22 OPT STRAP_PCI SV HDMI AA BON VS NC AD15 xx e TR
47. tumed on OK 1 Please input 3D test pattern like below HDMI mode NO 872 pattern No 83 5 Set Information Serial No amp Model name 5 1 Check the serial number amp Model Name 1 Push the menu button in DTV mode K 2 Check the Serial Number Select the STATION gt Diagnostics gt To set 2 When 3D OSD appear automatically then press OK button on ADJ Remote Controller 3 Check the picture The picture must be same as below Don t have to wear 3D glasses 6 SW Download Guide Put a bin to USB Stick and Turn on TV 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting 3 Show the message Copying files from memory 4 Updating is staring b Updating Completed The TV will restart automatically After turn on TV Please press IN STOP button on ADJ Remote control O K 4 10 Check RF Emitter IF you don t have ADJ R C enter Factory Reset in OPTION MENU 6 VVhen TV turn on check the Updated version on Diagnostics MENU Required Equipment Pattern Generator 3D GT002 MSHG 600 MSPG 6100 SUPPORT HDMI1 4 MODE HDMI mode NO 872 Pattern No 83 Copyright 2010 LG Electronics Inc All rights reserved 10 LGE Internal Use Only Only for training and service purposes BLOCK DI
48. 0 Repair Process m A Picture Problem wating 20012 24 Las No Picture Sound OK Revision 1 9 First of all Check whether all of cable between board was inserted properly or not Main B D Power B D Power B D lt Y sus B D Y Sus B D lt Z Sus B D LVDS Cable Speaker Cable IR B D Cable c A1 Check Module pattern Replace No Picture No sound Main B D Section Check Y by using TILT key Close on SVC R C LVDS Cable N A12 Check voltage Check B Voltage 1180 Contre Board VY on Power Board Crystal X2 3 3V 5V VSC Control Board VzB Check B 5V Rom update 2 Replace Control B D c A8 A11 Power problem 1 Check Y Sus Z Sus Board Section 2 Replace defective B D Move Power problem Section lt SVC R C amp Pattern gt Voltage Setting 5V N A 190 150 N e eum 2010 09 Vy VsC VZB 1 LG Electronics Inc 2010 Repair Process m A Picture Problem aa 200012220 ens No Picture No Sound Revision 2 9 GA cA Check Module pattern by using TILT key on SVC R C Check LVDS Cable o Picture Sound O Section Check Check Speaker Apply emma Speaker ON Off setting jack connection SVC Bulletin Sound in OSD Menu amp Speaker Cable open S W Upgrade etc N Fe Check Power B D on Power B D Replace Power B D Check Audio IC Short Replace Main B D 2 LG Electronics Inc 2010 Repai
49. 0 1uF A E R2 ZR541 z Z L506 SCH 19 MLB 201209 0120P N2 L508 Ko to VO 1 25 1 R2 R1 4 oi ei 3 6uH PLACE THE NEAR TO TUNER e e 12 600 e e e e V THERMAL 17 11 IC505 10 C578 C549 C515 C529 RI hur eije EZ 05920 ees DD 3 dent 5 5 0 SN1007054RTER VUF m UE mel OUF S LUH 50V o MU Tur I 6 3V 6 3V 6 3v T 6 3v I00pF NM C593 mine o 1uF 16v MAX 4000 mA o a m a M LO zi al Si d o hd e 10 a o oO gq O x Uu H gt m 0 9V CORE e e e A 2 5V BCM35230 ET R546 3K pet URIN EN A 330K St A GE L501 16507 g I IC501 pr L500 A fo Zu AZ1085S ADJTR E1 Max 960mA E E R2 me MLB 201209 0120P N2 EPIL TT e e e oo NOTE 17 cu FEJA rae ee E s Je A ea ee tee OPT A e a C520 lf 521 51 Balen 519 C597 se 598 C596 Placed on SMD TOP vin Ea pee R353 0 Tour S2i0ur S2idumeiour 10uF Zel0uF 3300pr e E Ri 6 3V 7 6 3V T6 3VT 6 3V 6 3V 7 6 3V 50v El 55 OPT OPT OPT C517 CLC589 ADJ GND C590 C591 aem la Soo DON QUE R534 10uF Ze 0 1uF C500 0503 len 508 R504 oon 1K 6 3V 16v N t n TTD AR at e 4 5 e Jey 5A IHH E 1 ao RI Qa oo E SE DNV DDR R554 z N SMS se Sinks RZ 1 5V_ST 5V_MULTI Ween VV V C Z Ka E nm ora PE POWER ON OFF 2 2 Deo T 5 RISI ome 5 53 OPT Qum ZC TIO o e e VO 1 25 1 R2 R1 A 3 3V ST 1 5V DDR A o p gt a 2 ys le o RTR030P02 2 Q504 IC504 E mo Switching freq 555K POWER_ON OFF_2
50. 101 ST Pd gt USB_OCD1 a Y R1123 1122 gt M REMOTE RX p T R1141 R 6 SS OPT 3 3V Normal 2 YOA A R1119 0 OPT 3 g e USB DMI MOD RX MOD RX R1120 0 MOD_TX e ANA 4 USB DP1 SA R1139 E z OPT 6 A 7 T D1100 D1101 AS e e REMOTE SW CTRL TEAB E I ADUC 5S 03 ORS ADUC 5S 03 ORS DS TE4 9 5 5V 5 5V sc R1140 TD4P 0 e OPT TD4N gt 1 TCLKAP 3 TCLK4NL_ gt E 5 7 TC4P 6 TC4 gt S TB4 A meto v TA4P gt TA4 J S B 2 3 3V_ Normal A TE3P R1112 TD3P L1103 pae A TD3 MLB 201209 0120P N2 OPT T 120 ohm TCLK3P c1105 SE d eios TCLK3 220uF MM R1113 Ais 0 1uF SAUO4AS 305 ZC LG 16V MU EK TC3P JELO TC3 USB_CTL2 7832 En gt usB_ocp2 TB3 3 TA3P hd USB DM2 TA3 o USE HE TE2P gt gt TE2 E D1108 D1109 TD2P I ADUC 5S 03 OR ADUC 5S 03 ORS DR 5 5V 5 5V e TCLK2P TCLK2N gt LVDS P TC2P 1 ee H TC2 gt s TB2P TB2 EA SAA TA2P E gt 4 TA2 7812 TE TD1P TD TCLK1P 2 5V_BCM35230 EC ES A JK1100 7012 43 10013AD11 1 TC L1100 L1104 THE CIC21J501NE E CIC21J501NE TB TA1P o EPHY_TDP TA 3 3V_Normal EPHY TDN R1125 Riddq ODA 100 R1115 hd EPHY RDP 4 7K 4 7K DISP EN e MOD SCL A ROM DL DA ROM DL CK o C1101 CD EPHY_RDN Sree C1108 mm D1103 I D1105 l m uv Q8 a 3 3V_Normal St 5 5V 5 5V DD gt A e e e R1100 510 e o CD EPHY LINK R
51. 1101 510 e gt EPHY ACTIVITY D1102 D1104 Y 5 5v 1 V e e THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILAS AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IP I SECRET MODEL leaxess2s10 DATE EAX63525101 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR LG H El TRONILE THE CRITICAL COMPONENTS IN THE AN SYMBOL MARK OF THE SCHEMETIC LGElectronics ISLLILK osereenernetruvps GHEE qu 19 Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only Motion Remote controller TI solution M REMOTE OPTION 3 3V_Normal A P1201 12507WS 12L 3 3V_Normal E A o o L120 120 ohm R1216 2 7K R1217 Ze TK R1218 2 7K R1208 100 SY M REMOTE RX R1211 100 M REMOTE TX R1212 100 e M RFModule RESET RI213 100 e Kl DC MREMOTE R1209 100 e DD MREMOTE 3D GPIO 0 3D GPIO 1 3D GPIO 2 66666666566 3D_SYNC_RF ALL M_REMOTE OPTION THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET EE E een YT LG ELECTRONICS BLOCK SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and se
52. 2130 R671 22 E pem PE n e EEPROM SDA E I C 6 O O 2 i e e n656 P603 P33 TI51 TO51 INTP4 5 P20 ANIO T NA LED LOGO lt E gt MICOM DOWNLOAD 10K P75 ANI1 P21 3 30 65 R619 A22 OPT E 6 uPD78F0514 I1 1 Pee ere m En 28C3052 47K P74 4 ANI2 P22 svv i e 8 AC_DET NEC MODEL1 OPT 2 A Q604 De dm 2863052 e 9 3j 680pF 10pF P73 KR3 8 ANI3 P23 R638 22 50V T MODELI OPT 0 gt DISP EN REGO R662S R665 L R621 22 P72 KR2 ANI4 P24 RE 55 s MN UT e Eem TOUCH VER CHECK KEYI CO Seo RATE D R622 22 P71 KR1 ANI5 P25 ius ids guo J Tij lu Mon ON CI F T e opt P70 KRO ANI6 P26 Ss Be D AO ED ED Gee GB GB GB GB GB GB GB GB GB GB GB B KEY2 lt Pr 3 b 9 MODELI OPT 1 REVO es AS EI i 2 50 R623 22 P32 INTP3 0CD1B ANI7 P27 LED REDI e h e TR OCD1B KEY1 C614 C619 or iW T R66 IK 10K SUB SCLK I SEKS R663 OPT R666 Nn SUB SCL e 8 3 3V_ST E lom ol el olo oo nu CEA R667 A opt 22 amo au m ala Ja a na 8 OD ELO E GO X MXN O MXN Di gt Von ar O ZE E FE E EIU ws E gt 3 3V ST 7 ORF OJ H il ll ll NY HA A T 3 3V_N 1 5V_MULTI 3 3V ST BLUE LED ONL gt gt re ms else EE A e SE E No ml Al eil eil eil eil ci MO HT nm A A nM HK S EH e E Ay E O U O 3 3V Normal 6620 KE EA 5 Ne 550 750 950 iii H F ll A pa e if R664 pj als i SC 1 u ke ef Di e LED Power On 9 e Fis C616 C
53. 234 02 QD am am D D A A A D CB D D D D N D D D D D D D D D D D D D D E N D D D D D D D D D D D K D emm emm e RD O SPRING 2 i COMP R IN RD CONTACT 2 D833 Reus ls B i 5 1V eu dD mn B B LL LL D D D D D D D D LL LL LL LL LL LL D D D D LL XX GD i 470K Zo WH O SPRING D819 5 1V i RS232C JACK j i RD CONTACT RDJO SPRING 1 i 3 3V ST E i gt COMP_L_I B bas RDJE LUG S DA 3 3V_Normal 100 R879 i e 5 1V R844 E PR o BLJO SPRING D821 470K a a 10803 C820 i 5 1V R880 1 COMP_DET COMP_AV_DET COMPONENT MAX3232CDR Ij 100 REOS BLIE LUG S AS 2 COMP DET ONLY AV e M 1K R877 i 0 i e gt COMP AV DET i GN CONTACT D832 C1 vec 0 1uF 44C812 Il 100 R809 i x ud m X GNJO SPRING R878 oliurggc813 Vt GND NOTE 16 i L800 OPT G E LUG me CM2012FR27KT 10 R856 43 3V ST e e VON 13 gt COMP_Pr n DOUTI i D823 i q vi se Ig m i i 75 0V 0V D820 SPG09 DB 009 0 1uF c814 C2 RINI R80 gt dd 5 1V H Il ae R810 i 4 7K ES E L801 C2 ROUTI CM2012FR27KT lio pace i 00 a gt COMP Pb D817 C823 c801 pr je Y DINI A i Ys 1v R846 2760 2760 D816 j 5 1V DOUT2 DIN2 g UART_TXD_3D d 2012FR27 E CM FR27KT R828 0 10 R858 RIN2 ROUT2 AY D g
54. 25V 14 for 3 3V and 16 for 3 3V IC505 Output 2 5V 2 5V 10507 Output 1 25V IC503 Output Check Monitor Out Video Scart out Check SCLISDA1 Line Maybe Tuner has problems Replace Tuner Replace Tuner Check Module Check other input OSD Y Change BCM IC101 A6 LG Electronics Inc 2010 Repair Process Reference data PDP TV nput Analog TV Video Problem Making Check RF Cable Y Check 5V voltage on TU1500 Pin3 Y Check CVBS signal TU1500 11 Pin Y Check IC506 Output Voltage Replace Tuner TU1500 Replace BCM IC101 lt CVBS waveform sample gt Defend on the input signal A6 LG Electronics Inc 2010 Repair Process Reference data PDP TV Component Video Problem Making Check input signal format Is it supported Check Component Cable Check signal N Check the damage of JK800 on L800 801 802 And Replace Connector Replace BCM IC101 ik x Measured signals depend on the input signal A6 LG Electronics Inc 2010 Repair Process Reference data PDP TV ih RGB D Sub Video Problem Making Check input signal format Is it supported Check RGB Cable conductors for damage Check P801 Replace connector P801 Check signal Hsync Vsync R812 R813 Check 1C801 Input Output Check signal C320 C322 C327 Replace C320 C322 C327 Replace BCM IC101 prd x Measured signals depend on the input signal A6
55. 50 PZ750 PZ570 Tool Option 1 50 INCH 32777 32793 32809 60 INCH 32781 32797 32813 MOOI DU ON E 3 Check Wireless function 60 INCH 1 Connect set and Dongle of Wireless to Cable of HDMI amp Tool option 3 19807 19807 19743 TTA 20Pin 2 At OSD of SET check the message like Fig 3 Tool option 4 7348 7348 7348 3 Detach Cable of Wireless Dongle Tool option 5 14921 14921 14920 Tool option 6 Areaoption Code 0 o 0 SW Fig 3 Connect the Dongle Copyright 2010 LG Electronics Inc All rights reserved 9 LGE Internal Use Only Only for training and service purposes 4 9 3D Function Test 4 8 Magic Motion Remote Controller test 1 On 3D Mode Check the picture like below Required Equipment RF Remote Controller for test IR KEY Code Remote Controller for test You must confirm the battery power of Remote Controller before test Recommend that change the battery per every lot 1 If you select the start key Mute on the controller you can pairing with the TV SET 2 You can check the cursor on the TV Screen when select the OK Key on the controller 3 You must remove the pairing with the TV Set by select Vol STOP Key on the controller 2 If RF Emitter is correctly working you can see that the lamp of RF tester turns on Required Equipment 6 Pattern Generator MSHG 600 MSPG 6100 SUPPORT HDMI1 4 MODE HDMI mode NO 872 Pattern No 83 RF Tester Lamp tumed off NG RF Tester Lamp
56. 52 F BLM18PG121SN1D A 7 er GND 53 e EB i GND_54 n ET 1c1801 l i NT l AOZ1072AI 3 DDR_VREF_LG8300 16 D1803 A ee A a 6 RER 3 BIMISPGI21SNID 2i LRX AVSS33 2 e AE PGND Lx o 0 0 R11 TX AVSS33 1 V17 3 3V_PLL VIN iow 1 8V _VRE LTX_AVSS33_2 L1804 A e o e X VAS D TX AVSS33 3 SPM lass C1878 C1881 T 0 1uF cum e na PP X_AVSS33_4 e SEA C1843 01848 put AGND EN 1 00pF mm 4 UB DD TX AVSS33 5 EE 299 DD N10 E 3 3V_LRX Nii PP L1805 A SE COMP us PP _AVSS33 BLM18PG121SN1D DD ave a33 F AEN N13 g 89 R1809 DD AVSS33 R2 N14 3 3V_PLL 12K pe PP AVSS33 D 1 DD x P7 18 DD AVDD be 33 18 GND DD L AVDD33 Ps V DD AVDD33 DD AVDD33 P12 DD DD P14 DD P15 DD Vout 0 8 1 R1 R2 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE scHEMETIC LGElectronics MODEL eaxess25101 DATE LG ELECTRONICS BLOCK esezoo vower SHEET Only for training and service purposes LGE Internal Use Only Copyright 2010 LG Electronics Inc All rights reserved
57. 6 x I l 5 em a em 5 5 CBUS_HPD3 d gt HDMI HPD 4 NOTE 22 1 f ow 11 14 DSCL3 alee BODY SHIELD SV_HDMI_3 CK HDMI3 EDA DDC SCL 4 e 5V HDMI 3 12 13 5 A CK _HDMI3 3 DDC SDA 4 R732 13 2 R2PWR5V 0 HP_DET D0 HDMI3 HDMI HPD 3 i m OPT T dU Q PESE 14 1 CBUS_HPD2 S R7 gt HDMI HPD 3 o ARK Ti HU boe i ue o 06003 SE GND OPT ORT m D Ze et SE DI HDMI3 CL gt f DDC_SCL_3 S re R757 D713 N DSDA2 e 4 l 3 DDC_DATA SCR MOOV 22 ARC lt HDMI ARC 6 39 3 JETO D1 HDMI3 DDC SDA 3 e DDC_SDA_3 38 SBVCC Wee 1 E NOTE 22 DDC_CLK i e TD R766 D2 HDMIS gt DDC SCL 3 C736 MICOM VCC33 JP702 8 37 u NC R702 0 luF 150 D H NOTE 15 D2 _HDMI3 ek ed CE_REMOTE a Pus R kn M 5 I CEC_REMOTE CK a iA 63 4 CK HDMI3 CK_GND Z irys ZA Z AM Z A Z nl a al ololo gt gt N SVE wo Yo a OOo OA NIN l lea d ajoja Alajo 5V HDMI 2 2 SSAC so XXX XX X X MX mal a ola ajo a A n m S ORE SP N GND J cool elei mm m m mm gt u o m E aula m z ER A gt CK _HDMI3 e emm wax el x rx nr el ol ol ol o lalala la An D0 O X njo Ul gt DO _HDMI3 50 S g DO GND m m e e O O be DO En T D0 HDMI3 la GES Sch D1 3 D1 HDMI3 NOTE 22 DI GND 5V_HDMI_1 GE R725
58. 621 E Ay 106 Op TS 3 3V_ST 50V OPT 9 y y eer pod o 2x o gt faq B Sc e K TOUCH VER CHECK 3 3V ST m oo el 8 NANA a m R626 x Se 4 7K A O8 y e e Dr 2 E st o 9 E m Dod 2 A o a H y o a a 5 o O I o o m a H H S m o a 5 A I z m o o O o u a az fx I I 35 m a 4 o m THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION MODEL T xsesseesez Dore A I E ee M SECRET Lc ELECTRONICS DATE THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics SL LILK GHEE Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only I 3 3V Normal
59. 64 QAM 1 2 2 3 3 4 5 6 7 8 gt DVB C SPDIF is 1 EA SPDIF Out EN USB 2EA For SVC S W Download X Studio DivX Symbolrate Ethernet LAN 4 0Msymbols s to 7 2Msymbols s Modulation Copyright 2010 LG Electronics Inc All rights reserved 5 LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Range This spec sheet is applied to all of the PD12A chassis 2 Specification 1 Because this is not a hot chassis it is not necessary to use an isolation transformer However the use of isolation transformer will help protect test instrument 2 Adjustment must be done in the correct order 3 The adjustment must be performed in the circumstance of 25 C x 5 C of temperature and 65 96 x 10 96 of relative humidity if there is no specific designation 4 The input voltage of the receiver must keep 100 V 240 V 50 60 Hz b The receiver must be operated for about 5 minutes prior to the adjustment when module is in the circumstance of over 15 C In case of keeping module is in the circumstance of O C it should be placed in the circumstance of above 15 C for 2 hours In case of keeping module is in the circumstance of below 20 C it should be placed in the circumstance of above 15 C for 3 hours e After RGB Full White in HEAT RUN Mode the receiver must be operated prior to the adjustment 6 Enter into HEAT RUN MODE 1 Press the POWER O
60. 8 Contains the manugacture No D Model Name 9 Manugacture No D Max Watt 4 Adjusting Voltage DC Va Vs Max Volts 5 Adjusting Voltage Set up Vy Vsc Ve Vzb Max Amps The trade name of LG Electronics Manufactured date Year amp Month Warning Ad O LG Electronics Inc 2010 Repair Process Reference data PDP TV Symptom en Making 2010 12 24 CA 62 Check amp Adjust Vy Vsc VzB voltage 50R3 Revision AS Voltage Check amp Adjustment 50R3 lt Module Label gt Voltage Setting 5V NA 190 150 N e pb k VY Vsc VZB 1 Vsc 150V on Y Sus B D Check Point R324 Adjustment Point VR301 2 Vy 190V on Y Sus B D Check Point R334 Adjustment Point VR302 Ab LG Electronics Inc 2010 Repair Process Reference data A Picture Problem 2010 12 24 6 2 PDP TV symptom A Picture Problem making i e Check amp Adjust Vy Vsc VzB voltage bOR1 Revision AS Voltage Check amp Adjustment 50R3 Module Label gt ege N A 190 150 N 2 late entr De pr 4 VY Vsc VzB el 3 VZB 115V on Z Sus B D Check Point R156 Adjustment Point VR204 Ab LG Electronics Inc 2010 Repair Process Reference data PDP TV Hi Digital TV Video Problem Making Check RF Cable Y Check Voltage Check TU1500 3 for 5V 13 for 5V IC506 Output 1
61. A ZU gui om T SCART PIN 8 2K DTV MNT LOUT X Il OPT EU R965 C908 3K R921 10uF 33K IN1 16V EU R926 C911 10K e hd e EU PE IN1 opt opr SCART Lout_N R918 5 6 L R960 R962 R963 L gt 10K c K K vee i e IRSE R956 2R957 e B Q904 Caon 10K 10K 2863052 m SCART Lout P R915 5 6 OPT PUS 0 1UF e EU TN DTV MNT LOUT lt N RET R966 ao 50V SCART Rout P R916 5 6K py sU R944 12k m 0905 4 7K Sc cr ga SCART ROUE_N R917 5 6K py IN2 wees ORD M o Sor R R B 47K 247K RT1P141C T112 SC RE1 0903 R920 Ac 0907 E e MAAA 2503052 REC 8 XAR EU OUT2 DE OPT e e R925 e e SCART MUTE E ER n535 10K DTV MNT_ROUT lt 3 1 lus Se T EU 2 C924 OPT Q906 0 1uF DTV MNT ROUT C 5 B 902 28C3052 EU SC RE2 e Q 2907 R940 BY R958 2SC3052 10uF 2K R972 1K OT 16V 0 TH SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Fi ti MODEL Jeaxess25101 DATE Ti 4 01 BLOCK scan SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only WIRELESS READY MODEL Nireless Interface EN Wireless Power On Off JK1000 KJA PH 3 0168 P 17V NRLS A
62. AGRAM ApeSH SSalall h UI 4 1 di o0 M SEI WO4d33 dooH GA ane nw LGE Internal Use Only 11 Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by Ay in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer Stand body Stand Base Set Stand Copyright 2010 LG Electronics Inc All rights reserved 12 LGE Internal Use Only Only for training and service purposes i emm om a nn emm
63. AZ1085S ADJTR E1 INPUT OUTPUT I ADJ GND a L 0509 0513 e 22uF 16V 15 10v 0 1uF C507 S 1K no oe ae OUF IUOS T 10V mo RI R2 R555 DNS dp T Neda LD e e e e ke m m Vout Vref dys LA RA Vref 0 8 z VO 1 25 1 R2 R1 TH SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Fi ti DATE o Ti LG ELECTRONICS BLOCK rover GHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only SUB MICOM 3 3V ST A NETT
64. C1836 C1839 C1844 C1852 C1856 C1860 L VDD10 20 GND 20 16 10uF m De dag 0 1uF 0 1uF 0 ur Our STORE D DE 0 1uF 0 1uF D T WE 0 TAXE m Bet EE e luF e0 1 uF L10 J 6 3V 16V 16V 16V 16V 16V 6 3V 16V 16V 16V 16V 16V 6 3V 16V 16V PM Normal VDD10 21 GND 21 I e iml D10 22 GND 22 P e e VDD10 2 ND 2 L13 stie GND 23 0 eis ni VDD10 24 GND 24 z S 1 0V_LTX M6 ti AZ1117BH 1 8TRE1 wis VDD10_25 GND 25 FP Ar VDD10 26 GND 26 514 DDR VREF LG8300 Li c 43 3V VDD IN ADJ GND GND 27 e e T See A A X VDD10 1 GND 28 OPT J5 16 C1871 C1873 LTX_VDD10_2 GND_29 gE LTX VDD10 3 GND 30 25V lev OUT PEN E cond 01806 01810 01813 C1817 E ST C1831 C1835 01840 01845 C1849 01853 01857 01862 SE TR Emo 01882 UA LTX VDD10 4 GND 31 E m K Oli zm Our tour De DUE 0 1uF 0 luF Se 0 luF UF mm lb 0 1uF 0 1uF O luF 0 LUF 1 zm lOuF 0 1uF TX VDD10 5 GND 32 6 3 16V 16V 16V 6 3V 16V 16V 16V 16V 6 3V 16V 16V 16V 16V 16V O 6 3V 6 3V 16V GND_33 eg e e e R1811 GND 34 e gt 12 V ND E6 GND 35 14 V GND 36 ERES E7 15 V GND 37 E8 16 V GND 38 E9 14 V GND 39 E10 15 V GND 40 E11 V GND_41 E12 V GND 42 E13 1 0V 1 0V_LTX Sea k GND_43 Fo V GND 44 11801 Bo ELS BLM18PG121SN1D V GND 45 F15 M12 3 3V_LRX el GND 46 Fa STA A V GND 47 47 ms 5V TO 1 0V GND_48 lt GND_49 A N16 3 3V_VDD 3 3V_ GND_50 15 3 3V_Normal A CLOSE TO VIN AND AGND PIN T GND 51 L1802 5V_MAIN a GND
65. CK _HD gt CKt HDMI4 A SC S gt Do 4 5 o 728 729 m gt DO _HD gt D0 HD c o Lc C W a e 1 DUE 0 1uF S DO GND lt DO_GND e e ci BSS83 6 3V 16V i gt DO S Q709 R778 DO E R gt Po HD D D0 HDMI 4 D1 D1 G gt D1 _HD gt D1 _HDMI4 mb D1 GND 7 DI GND D1 D1 D14 HD T D1 HDMI4 D2 D2 C gt 8 p2 HDMI4 E d DOEN D2_GND D2 D2 O D2 _HD gt D2 _HDMI4 HDMI _ JK703 RSD 105156 100 I YKF45 7058V ao JK704 An a SS SS SS e HDMI 1 HD 4 STDE nn nn nn nn amu on mn un em m nM DUERI 5V_MULTI m A 5V HDMI 2 5V HDMI 1 A e e N 5V HDMI 2 x lz E C701 C702 C704 am em GB GB GB Gum D am eu GB GB BD v vw moy Y 10 10 10 me m N D707 gt u u u 0 0 0 0 luF HDMI S W OUTPUT O 10v 10V 10V 16V 16V 16V 161 HDMI1 cns Lem 1 I I t I I HDMI_HPD_2 e H x o o N N 5V 702 C732 GR763 doa X X X X X x R703 0 TFSI a A A a A a a a D D m m 2 mx K R723 mop p Eum Pe Sm Om D cpi a al CN OPT OPT OPT OPT R713 RTAS e 8 RR z E ou E z EES R756 D712 4 7K 4 7K 4 7 4 7K a N d o o M M a a a a a 3 6K A Gu R704 j a a A A a a o Oo UJ T z E m E E m m DDC_DATA 22 JP703 e 20 DDC_SDA_2 DDC_CLK CI DDC SDA 1 A DDC
66. Connector to connect between Electrode PAD Of PANEL and Y Drive B D Z Sus B D 1 Check foreign amp Connection status 2 Check bad soldering on Chip resistance TCP Tape Carrier Package is film for IC connect with Electrode pattern Direct Bonding on X B D m Defect symptom A20 LG Electronics Inc 2010 Repair Process Reference data A Picture Problem Making 2010 12 24 amp Tt 6 2 PDP TV Symptom RF Signal level Checking method Revision A21 AS HU ES MENU gt SUPPORT gt Signal TEST 1 Check whether Signal Strength Signal Quality is over 50 or not 2 If Signal Strength Signal Quality is under 50 install the Booster to increase signal level A21 LG Electronics Inc 2010 Repair Process Reference data ee lon Era T Check voltage on Power board Revision A2 Pin Map Power B D lt Main B D AUTO GND A22 O o1 Bb n SIBY 5V 17V AC DET RL_ON M_ON 5V 17V High 3 3V 5V High 3 3V 5V High 3 3V 5V O LG Electronics Inc 2010 Repair Process Reference data B Povver Problem Making 2010 12 24 6 2 PDP TV Symptom Power board Checking Method Revision I A SA UN Ps d Ee E Vs Adjustment NRC RE VR9O1 sje i Ki LJ a P n MS mo iT NA Va Adi S i ern 9 SC m Checking Method 1 Check soldering status on each major component 2 Check there is problem on majo
67. DP Module especially be careful 4 1 POWER PCB Assembly Voltage adjustment Va Vs Voltage Adjustment Test equipment D M M 1EA Connection Diagram for Measuring refer to fig 4 Adjustment method 1 Va adjustment 1 Connect terminal of D M M to Va pin of P811 connect terminal to GND pin of P811 2 After turning VR901 voltage of D M M adjustment as same as Va voltage which on label of panel right top deviation 0 5V 2 Vs adjustment 1 Connect terminal of D M M to Vs pin of P811 connect terminal to GND pin of P811 2 After turning VR951 voltage of D M M adjustment as same as Vs voltage which on label of panel right top deviation 0 5V Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes 4 2 Download Serial number RS 232C B Press Power on key of service R C Baud rate 115200 bps lll Connect RS232 Signal Cable to RS 232 Jack E Write Serial number by use RS 232 Must check the serial number at the Diagnostics of SET UP menu Refer to below 6 SET INFORMATION 4 3 Adjustment of White Balance Required Equipment 6 Remote controller for adjustment 6 Color Analyzer CS 1000 CA 100 100 CA 210 or same produc CH 10 PDP Please adjust CA 210 CA 100 by CS 1000 before measuring 6 Auto W B adjustment instrument only for Auto adjustment 9 Pin D Sub Jack RS232C is connected to the AUTO W B EQUIPMENT Before Adjust of White
68. F DDR DOA 27 DR CASA N ee DDR Cast DDRO1 AA6 gt e Il o DDR DOA 28 DDR WEA N gt DDR WEb DDR01 AAA e DDR DQA 29 aay DDR QS0 ES DDR AA14 DDR 0S2 E CD DDR AA14 DDRO1_AA5 DDR DQA 30 DDR CKEA gt DDR CKE DDR QS0b E DDR_QS2b DDR_CASb gt 8426 AAA Ee DDR _ DOA 31 C441 luF PRA 27 s C7 DDR RASb L Il DDR DM 0 3 lt DDR CKA01 P woe gt DDRO1 CLK DDR QS1 DDR QS3 Se DDR CKA01 N gt DDRO1_CLKb DDR HS BY DDR 0S3b DDR DM 0 T26 We P25 DR DMA 0 N28 E7 DORUM DR DMA 1 DDR CKA23 P see CD DDR23_CLK DDR DM 0 EJ DDR DM 2 DDE DM x24 PPR DMA 2 DDR_CKA23_N gt DDR23_CLKb DDR_DQ 0 7 NDR BM D3 DDR DQ 16 23 DDR DM 3 DDR DMIi DR DMA 3 G DDR VREFA gt DDR VREFA E3 F7 S F7 T27 AA23 F2 DDR_QSO DR DOSA DDR RST N gt DDR RESETb F2 DR_DO 18 S T rU eng er F DDR QSOb DR DOSA js x 26 pa 40 H3 H3 DDR ZQ FA 1 H8 DR DO 21 H8 DDR QS1 DR DOSA 3 e P23 m G2 G2 DDR OS1b DR DOSA H7 H7 E 27 DDR DQ 8 15 DDR DQ 24 31 DDR QS2 DR DQSA 28 D7 D7 DDR QS2b DR DOSA c3 c3 25 cs C8 DDR QS3 DR DQSA P 26 C2 G2 DDR QS3b DR DQSA AT AT A2 A2 B8 B8 A3 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION S SECRET LG ELECTRONICS MODEL fenxesozo1o1 DATE 00 THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics I ULK HEET Copyright 2010 LG Electronics Inc All
69. F Rss 10K PCM CE1 FE TS DATA 0 7 5V CI ON GND 1 PGND OPT A leren CI R1436 62 CI DETI 2 PAT3 CI DATA 3 FE TS DATALOJ R1400 22 c CI TS DATA 3 4 CI TS_0UT3 3 para CI DATA 4 TS OUTA 4 JPATS CI DATA 5 E TS DATA 1 R1401 22 CI TS DATA 4 C C ET ET TS_OUT5 5 DAT6 CI_DATA 6 5V_CI_ON FE_TS_DATA 2 R1470 2R1471 CI_TS_DATA SIC TS_OUT6 ETS 7 2 R1402 22 c 10K 10K CI TS DATA 6 C 6 HAT CI_DATA 7 go E TS DATA as 22 c CI TS DATA 7 1C TS_OUT 7 CARD_EN1 e R1455 22 Ee F CI CARD EN2 22 E TS DATA 4 ROT SE 8 JADDRIO R1461 KX CI ADDRI10 106 ADDR 10 GI Ris 22 7871 10 EN R1462 2 2 FE TS DATA 5 pem 22 C PCM IORD RES 55 4 ARA e lt PCM OE IORD FE TS DATA 6 1406 22 PCM_IOWR CT MTS My o JADDRI1 R NIN PEN ADDRILI lt PCM ADDR 11 45V CI ON i9 R C CI IOWR FE TS DATA 7 TN SYN F R IS TAKA ums PCM ADDR 2 4 PCM ADDR 9 A BPS LIN m R1407 22 c o 2 ADDRS8 R 458 A KA CI_ADDR 8 LI CI_ADDR 8 ud CI MD TS R1459 R Se 3 ADDR13 AKA E PCM ADDR 13 lt PCM_ADDR 13 R146 10K CI MD ADDR14 R1460 CI ADDR 14 10K CI 4 Er BCM INT Demod Close to BCM35230 GIONSTIS SCING k dee Cer appR 14 CI R1463 55 R1416 22 OPT X 1 PCM WE SN PCM_MISYNC e gt CI MISYNC CI MDI 3 TS IN3 6 IROA R1466 22 4 SCH PCM IRQA R1417 22 OPT VCC 7 vcc C1409990 1uF S C1412 CI PCM MIVAL e CI MIVAL e 5 e 0 1uF EEN s5 OPT 5V_CI_ON e R143 A A VPP a VPP R144 ER 16v PCM MICLK gt CI MICLK A
70. FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC GElectronics MODEL zaxess2s103 DATE LG ELECTRONICS BLOCK wireness SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only r OPT 3 3V_Normal S B 1 E R1137 0 E 121102 an e 5V_MULTI HEFA4053B L1102 BS A 4 7 MLB 201209 0120P N2 SC VDD TO 1 ZE M REMOTE TX lt 120 ohm e 2 ji Ji TRE C1100 8 61103 ZB 0 Lut e dE 1 st he LOUE MOD TX e REMOTE OR MODULE TX Jl Re 16v EAN61849601 eh 2 7K d P1101 ZA FFO5004 80 A ES REMOTE OR MODULE RX JK1
71. H X Z Z 0 1uF 1402 C1405 R1439 R1442 C140 C1411 C1413 R1468 luF 10K 22K 4 7uF 01401 D Lut 0 1uF 10K 16V 16V OPT CI 16V G AO3407A 16V 16V CI R1430 FN 22 READY Cr CI CI 1C1402 JNAND REb CI ENI R1425 24 22 74LVC245A e NAND_DATA 0 7 CI_DATA 0 7 R1477 100 A0 AND DATA O0 2 2K AR1402 CI ci i AND DATA 1 C 2 AND DATA 2 B 01400 28C3052 OE A Y X PCM_5V_CTL e et J A3 AND_DATA 3 R1441 L L L 4 7K L L 24 AND DATA 4 P H X Z AR1403 90 AS AND DATA S5 AND DATA 6 i 7 AND DATA 7 3 3V CI 3 3V CI enD A 5V_CI_ON C F bb A AND GATE 74LVC125APW s e NAND F M Data C1400 SE 10E vec D Lut CHE I CEL 74AHC PW CI Lin 16v 3 3V CI POWER me e C1401 1A 40E ui 0 1uF 1A VCC NAND_REb e CI_CE2 CI_CE1 2 3 Le 3 3V CI LY AA CI 1B 4B A PCM OE C HAND WEb ver CE2 CO lt NAND RBb 3 3V Normal 3 3V CI 208 Se 61 45 1Y 4A e T gt PcM_IOWR CI ENI lt cr cra IC1404 R1476 2A 30E 0 1uF 10K C NAND_WED 2A ay Liev 7A4LVC245A qr CI L1400 A CI ENI UH gt CI_LADDR 1 BLM18PG121SN1D c er 15 ev id 28 38 R1475 22 PCM WE NAND REb I HAND CLE CI EN1 c CI ADDR 2 CI CI GND DY CI 44 v pCM_IORD PE Ev 2Y 3A PCM ADDR 2 CI ADDR 3 Jean E u PCM ADDR 3 lt CI ADDR 4 H ir 9 Tur GND 3Y LO CI ADDR 0 PCM ADDR 4 lt CI ADDRI7 PCM ADDR 7 lt CI ADDRI9 PCM_ADDR 9 C CI ADDR 11 PCM ADDR 11 C _ CI ADDR 12 Ts PCM ADDR 12 lt _ CI ADDR 13 PCM ADDR 13
72. N KEY on R C for adjustment 2 OSD display and screen display PATTERN MODE Set is activated HEAT run without signal generator in this mode Single color pattern WHITE of HEAT RUN MODE uses to check panel Caution If you turn on a still screen more than 20 minutes Especially digital pattern cross hatch pattern an after image may be occur in the black level part of the screen 3 PCB assembly adjustment method Caution Using power on button of the control R C power on TV 3 1 Download MAC Address Cl Key and widevine Key Connect TV SET and PC which download keys Writing program by RS232C Cable 1 Start Program and Click start Button to connect TV and PC 2 When download succeed you can see OK on the Screen Copyright 2010 LG Electronics Inc All rights reserved 6 Only for training and service purposes Each Chassis has it own MAC Address Please be careful of download Test Information Lem Total 3 C EHO PT 01 Data File Date 2010 11 24 Time 11 39 t _L_Wide CI GP3 BCM Zx Resun READY Activated when main board poweris on CAP 3 2 ADC Adjustment 6 Auto control adjustment protocol RS 232C Order Command Set response 1 Inter the aa 0000 a 00 OKOOX mode 2 Change the XB 00 40 b 00 OK40x Adjust 480i Comp1 XB 00 60 Adjust 1080p Comp1 b 00 OK60x Adjust 1080p RGB emet PJ Adjustment 4 Return
73. ND CLE NC 20 R112 R116 R120 101 ECC 8 bit BCH 16 byte spare System is BIG endian TVM Crystal oscillator bias gain control 10K 10K 10K 110 111 Reservedd 0000 210uA NAND ALE gt Qe 1 94 SE CI ADDR 7 0001 390uA e 0 Disable EDID automatic Downloading from Flash 0 0010 570uA NAND WEb Ge 1703 eg Enable EDID automatic Downloading from Flash 0011 730uA r J 0100 890uA 0 Write protection 3 3V Normal 1 02 a a a a a a a a a a a ee NAND DATA 6 0111 1290uA e 0 Disable OSC clock output on chip Pin 0 1000 1416uA High Normal Operation 1 01 Enable OSC clock output on chip pin 1111 2196uA how s Write Protection ok 0101 0110 1001 1010 1011 1100 1101 1110 Reserved are NC_19 CI ADDR 6 0 Host MIPS run at 500 MHz 0 CI ADDR 8 NC 18 Host MIPS run at 250 MHz 0 RESETOUTb in On Off only stay asserted until software releases them FLASH WP 1 Fix amount of delay for de assertion on RESETOUTb in On IOff only NC_17 NAND_CLE at end of RESETb pulse 0 0 Differential Oscillators TVM not bypassed 0 NC_16 Differential Oscillators TVM bypassed NAND DATA 3 0 MIPS will boot from external flash 0 NAND DATA 4 1 MIPS will boot from ROM 0 27MHz TVM Crystal Frequency 54MHz TVM Crystal Frequency 0 NAND DATA 5 0 FLASH MODE 1 BSC SLAVE BBS MODE O ee MEE en E OE 3 3V Normal p CUI Ie a E Ee A FOR ATMEL_EEPROM NV RAM SPI AT24C256C SSHL T
74. North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com CHASSIS PD12A MODEL 50PZ950 50PZ950 ZA CAUTION BEFORE SERVICING THE CHASSIS HEAD THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL66982501 1012 REVOO Printed in Korea CONTENTS CGONTENTS mmm 2 SAFETY PREGAU ION Scale eat 3 e O O eege A ADJUSTMENT INSTRUC TION strain 6 BLOGK DIAGRAM 11 EXPLODED VIEW d 12 CIRCUIT DIAGRARN nn aa ee ea Copyright 02010 LG Electronics Inc All rights reserved B LGE Internal Use Only Only for training and service purposes SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and Exploded View It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer General Guidance An isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line Use a transformer of adequate power rating as this protects the technician from accidents resulting in personal injury from electrical sh
75. OO X aA uojolulojoelolvololninjalxnim ajo voll o o lojo w CH w CH 0 N ovjojvjeojojosilnolnjajojajalininjn DID A amp E FE AX D El gt D Aa DIO gt GM 2 gt A d d d d d d d d d d d d d i i i i i i i i i e ETT nz gt gt polo mja DE DI A A gt ERD E DD HE gt An ol AlN ol aj nj m m ol pj o ol aj aja dl gi gi gl gj ei gj gj gi gj ei i o a Jon jm pr od d d d d d Ola IN m s fin jo Im o o pla la la al al ml mj mj ml ml ml al ala a E Se rio Ml O E SE ss OO OO aa aa e ala ja ja ja ja ja ja ja ja o a ja a ja a o S EE EE Rue ke ke He RO S SUR s E 9 S 5 a aja a la la la la la la a la la la la la la I ILI I ol of Lf o o LI o m S l m e a Q a Q DD ele Im le le le lm la la lx la le la cc la lex N Na ON EEA a a a A Ala la la la la la la la la la la la a la la XA o A m aa a ME Pi a X c o A e ra aa Q dd p q a a Ala la la la la la la la a la la a la la la S d lt lt 4 lt 4 y aa nn A o A U n A DEA 386 a EE E a a lt D D x 5 ANA o Jo Jo jo JO jo JO jo JO Jo JO Jo JO JO JO d O O o O x O O O o x O O B 0 SCHEMETIC DIAGRAM INCORPORATES FOR PROTECTION FROM X RADIATION HAZARDS WHEN SERVICING IF IS URES SPECE TED PARIS BE USED FOR THE N SYMBOL MARK OF THE SCHEMETIC SECRET GEl
76. ORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET BEE Fe LG ELECTRONICS BLOCK ene EE Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only MODEL zaxess2s1o7 DATE LGE Internal Use Only M H A O Ei fea E A AQ n 0 K N A 5 H a N O O a KR o MH e zm d z BY o DA a H Es l E NNI H D X Pu H DD o H om DO o a AA o d a SP av D 6 VU OS O0 O ed om D A ei e DD CG b 057555 sje a Ay DOO ojo o o H EH B H H t ajr old A a Du Au Cu BA m LO S ISSN B m GIS nus o od D ERE MRI SCH Bone te D D o e a NIN SE pes ky E N N ETE LL Lo e bo sess ess ies ke I AA D m N N aphia A A Du Ko Le D p NI SAN EN SN eqs AE Sel HE En x n S N N NIN pi 2 N NSNS lt H N Qe pc 0 mj M D D NNG NONIN T o w bwolunliun nuls lt gt o ml ml m a a ala ol ololo aja eil eil eil A eil eil eil ei eil eil eil eil eil eil eil eil eil al Al eil eil eil eil eil eil eil a a ala a ol ol mlriririr ol o 1 iu wo t0 M OAI a a VIa a a OA el
77. P SITE JE JE E 50v 4 7uF 0 luF c23 Ge sm A Ture UF e JUE LUE t0 9V CORE 16V 50V e MODEL OPT 5 NOTE 20 Close to BCM IC e MODEL OPT 6 8 P ie Ay 0 o a e MODEL OPT 7 C225 jme C223 2 5V BCM35230 VAFE3 VDD25 2 5V BCM35230 VAFE2 VDD25 a A B W o our D 0 9V CORE PLL MIPS AVDD S e e ENS SCH oa ra Ee 0 FE E e EAE aee pus LANA L206 0 9V CORE PLL VAFE AVDD A VO VO N VO VO VO LO E R28 6 3V a is aus E iz see EE e MODEL OPT 0 AAA gt RF BOOSTER CTL EE ae BLM18PG121SN1D A L211 L218 gt TS d BLM SPCIZTISNiD BLM18PG121SN1D MODEL OPT 1 gt LG8300 RESET C250 Sobor A AY TT e e e e e e e gung 8 SE qu 0 Luar ue 390P MODEL_OPT_2 CI CD2 ae C2009 C295 C298 NOTE 20 C279 C202 I 4 TuF m 0 1uF R230 yd 1 5V_DDR 7 Close to BCM IC p Ki MODEL OPT 3 REMOTE SW CTRL A 50V NOTE 20 Close to BCM IC MODEL OPTION eC 203 jm jm he pem js jmd jm jm BCM 10uF 10uF 4 7uF 4 7uF 0 luF 0 1uF Os OTU 0 1uF 0 01uF 2 5V BCM35230 NO FRC internal LG FRC2 Se ai PLL VAFE AVDD25 lm m W Tram FRC UBSAS L207 C264 C268 C2008 POWER 3 3V MODEL OPT 1 0 1 0 1 4 7uFem0 luF e239 0pF 16V 50V 3 3V Normal USB AVDD33 3 3V Normal HDMI AVDD33 NOTE 20 a L212 L216 zw N Close to BCM 5 BLM18PG121SN1D BLM18PG121SN1D MODEL_OPT_4 DDR speed 1333 1600 Drea ai
78. SDA 2 i T i e ED ppc scr 2 DDC_SCL_2 NC R705 JP704 DDC SCL 1 J I cj 22 gt m ED ED GB B amp eu GD ED A CE_REMOTE 5 a A CEC_REMOTE CK A a S O cK HDMI2 CK GND oo gt ooW Q RED SED A e CK SCA navo FSXZMULII 5V MULTI sEm A B S DO DITE Sy_HDMI_4 9 gt D0 HDMI2 o 2 DO GND P a a H e e DO VY HDMI 4 lt T D0 HDMI2 PEDE E o711 W V e D1 9 N o E e 2 Ss DI GND E HDMI 4 HDMI 4 O AM E M E M E A EM I R714 R716 z m NAINI 1000 0 zlajgjajgjalzlaje 4 7K Te nr AM X X X X X X X MX OL OL ooo T AI NI NIE KE AK KT 4 7K pjoljolojojojolojlojojxi X XXX X x Xa D2 A A mmm m A M gt E FH FH bai bot By BIBIB F gt D2 HDMI2 lt UJ ppc_spa_4 D2 GND DDC SDA 3 Kl DDC_SCL_4 e q D2 e 2 E toas DDC_SCL_3 HDMI2 1 CSCL 8 R780 33 d hes CK HDMI2 Th gt CSDA CK _HDMI2 2 p r 23 SDA3_3 3V E M 3 ENE si R82 33 SCL1 3 3v JK701 D0 HDMI2 YKF45 7058V ll 4 CEC D OE SDA1_3 3V HDMI 2 EDID Pu up po anu2 CO emi ES 5 GE Uu Ge D1 HDMI2 E s DAR RAPWR5V R730 Oo oc Ee gt 6 TERT L LE nn Ve fuae D1 HDMI2 DSCL 5V_HDMI_4 moore 7 IC701 P D2 HDMI2 DSDA4 8 17 L iue SII9287B E T 10 9 1
79. SSI tfan ime 00 Toot ot 22777 257 19935 148 11849 710 AREA OPTION en n a ara 197408 Morbi lo E 97 Ard slm CX e CEP NM 3 3 DFT Process i Depend on situation Step can be changed a a Nm A D SL e D jm 3 4 Insert Tool OPTION and Model Name download STEP Press IN_START key on R C to insert Tool OPTION No STEP O E On the Tool Option Insert Tool Option by a number key 3 Press the ENTER B 2 Select OK to Download by using X VOL and press VOL Model Name PZ950 PZ750 PZ570 Tool Option 1 50 INCH 32777 32793 32809 60 INCH 32781 32797 32813 4 Press ENTER M again AREA Option Write Tool Option 2 50 INCH 130 7 Version Check Wireless Check Motion Check 11 CI Card detect Check 1 NO Cl Key Check EDID Write 4 AV2 Color Test KEY1 Test KEY2 T gt HDMI1 Color Test pr 1 Identification Data download HDMI2 Color Test HDMI3 Color Test 1 Press the ADJ KEY on R C and enter EZ ADJUST HDMI4 Color Test 2 Select 5 EDID D L by using A Y CH and press ENTER B TVJUSB2 Audio Test 3 Select Start and press navigation key P SPDIF OUT Audio Test 4 EDID dovvnload is executed automatically AV1 Color Test 5 Press EXIT key on R C TV lt AV1 OUT gt Color Test Caution AV1 Scart RGB Color Test Never connect HDMI amp D sub Cable when the user TV USB1 Audio Test i 21 LAN Port Check 28 3D Check CO
80. STB TP122 AG20 OPT w3 AF14 e AH20 TC RIGA AAA22 _GPIO_36 TDI GPIO TP123 OPT wi AH14 150 RI45 AAA22 _GPIO_37 TDO e TP124 ADTI 2K AD14 AE19 L 3 3V Normal Mie TMS GPIO zen e TP118 AF19 _RESETOUTB TCK GPIO e TP119 4 7K Y6 AC16 AH19 FOR HDMI STANDARD R132 _BYPASS DINT GPIO hd hd TP120 APPLY ONLY WHEN CONNECT TO PULL UP GPIO OPT AE18 R139 0 TP121 AD18 M Y3 AH7 gt JRST DEE AGES ES US VEN FM SOC RESET Seege RESETB Avs ven A AF18 RESETOUTB AVS VSENSE KE 1K ETE R124 s AVS RESETB ees i TMODE AVS NDRIVE 1 AF17 OPT w6 Ee m AH8 TESTEN AVS PDRIVE 1 R125 3 3V Normal 1K A AC18 F7 Ce LTOVCAL MONITOR Te po VDAC_VREG CD DTV MNT_V_OUT E E7 D7 GPIO_BL_ON C112 Il Q 1uF VDAC_RBIAS BL_PWM GPIO RITU BCM REFRENCE is 562ohm e THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics MODEL zaxcsszsto1 DATE LG ELECTRONICS Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only SE SS PONER 2 5V SS SS SS SS SS SS SS SS SS SS SS SS SS SS emm emm CORE O 9V 0 9V CORE 2 5V BCM35230 ADAC AVDD25
81. TC GP 50V 50v C305 luF10V SC R COMP2 Pr C333 Dur ec R1 GE cA gt B24 G2 u sc G comP2 Y gt REG Ditur SC 61 PC R a A24 E 128SCK OUTD GP G3 gt SC RE1 SC_B COMP2_Pb C gt C335 Q0 1uF es INCM AUD PC LL lur TOY I2SWS OUTD GP gt SC RE2 Run Along SC R G B Trace o C336 0 lur _INCM_SC1 E22 12SSD OUTD GP SN R318 AV2 SIDE L c30 n 10 25 I2SSOSCK OUTD GP gt S2 RESET C309 luF10V SC FB NT AV2 SIDE R 555 Ee INCM AUD SIDE AV C310 us 19 E E B C24 F OUTA GP gt SPDIF OUT COMP L C311 luF 10V SC R2 ear SEO C23 AG8 a a A m kee COMP R AUDMUTE_0 GP 8682 Aes PSI B23 E13 PRA INCM AUD COMP AUDMUTE 1 INCM SC2 BCM35230 with CAP 220pF C314 He 10 E21 c28 SC COMP2 L ADAC AL E12 16535230 C318 Ed D21 Se Laos i 38352 SC COMP2 R ADAC AL P FB 2 GPIO D22 ALS E INCM AUD SC Cite luk 10y ER D28 ADAC AR B22 D27 D ADAC AR P A22 C26 ADAC CL SCART_Lout_N SC_CVBS_IN C33 O 1uF 1 07 ADAC_CL_P gt SCART_Lout_P Run Along SC_CVBS Trace o e mE Due F21 C303 Q 1uF D20 B27 AV2 SIDE CVBS IN ARS E UE Run Along SIDE CVBS Trace e C304 0 1uF E20 B28 D SCART_Rout_P V ADAC CR P S ou C325 O luF TU CVBS T V A21 B25 Run Along TUNER CVBS Trace o C326 Q luF E ADAC DL 5 306 R325 303 dre 621 ue ano ee 5 75 36 36 B2 V B21 SIT V A26 a S NON EU V ADAC DR ON Poos COMP Y AV1 CVBS Gjat Dau v ADAC_DR_P C339 Q 1uF v NON EU e 2 5V_BCM35230 T r K AUDIO INCM E c319 e 305 314 240 12K
82. XIN T B18 Nd oe Kai C CLK xouT gt se 5 NM PO RST N 325 E rd ont V2 YD LR SYNC Il 73 EMITTER PULSE R1723 0 MAN 1LG8300 RESET gt 3D SYNC RF R1764 0 ANE OPT o DDD KG EI E KK a a mM Cu A A A A C a a ad bles o Ko i Q c A O 3 3V Normal A E a 0 ES Su Vr ee IC1701 M SE S W25X20BVSNIG C17 Ho SO MAS ASS KS oe SPI CSZ cs vec RRE 1 3DF SFLASH 8 SPI_DO I e c B 01701 SERIAL WP Gx OPT E EJTAG 3 3V Normal A ve e e e R1754 R1756 SEE 3 3K 3 3K R175 ay 33K R1155 3 3K JTAG TRST lt e JTAG_TDI lt e JTAG TDO e JTAG_TMS e JTAG TCLK lt Ferrey D e e OPT R175 1K t3 3V Normal A e SE R17 1K IC1702 4 7 SW1701 AZ7029RTREI JTP 1127WEM R1749 1 2 330 A VCC fi 3 LOUT j 2 3 4 C1703 GND m Oo 16V e e DDEL saxe3525 o DATE LOCK 25s3oo SHEET Copyright 2010 LG Electronics Inc All rig Only for training and service purposes 1 8V
83. a OJ A Ge Mm oO Arg Mm O a m Mm O a Aa amy oO als mo aA a mM OU al ss a VIa rg m ola a a U M OH A om x H O0 ERO M hi X ox O cp oe A O A O a NM TON O T 0 0 OH a M TON O FP OO a m1 m TN WO rm a a o Arias 0 A DO X3 E KX Mow GC e i i i d d d d d d N ON ON QN ON QN ON QN QN QN m i i 6 i i H U H H O A Or Or 070 100 O Or OO E E E en la a ou Edo P P Fb Ft Ft EX GE CE du o E Em o E OO OOo Ov 20 X UO O O OO DO s cQ 109 D X U HU U A Du Du Di Qu Qu Du Du A Qu H E E A HE FH FE A ii L Hi Hi H r Fl ef A 0 WV DP UO UO UO U U U U Du Di Di Du Du Du Du Du Du Du Du Du Du Du Di Du Du Du Aa Du Du Di E D D Wei Et E 19 CH Er 19 Et FEOS ED EI D Chr Er E E E AED gt DI ER Gr Et E Oud AN o H OHA NM i O r 0 RA 2 4 o ud 2 4 o QN NM SHT m Gm cwm p go Do o d Qe 9 d CO ud zZ ki I I O O si GN sp Ri xD PS 0 i i i i i Ak C r AO AD ZE a V A mH P o o u un n U A A A A A A OD A A a a a E 4 M NM e nat AX EH Q Q Q A Q QA CO OO OO CO QA QA OO CO a S p S E E S Hi gt I e 9 5 e i S E e g E 2 e e K M M M K K K K K KX K CK CK A A c c E K c X ctc CK A A c ou c ou K M M M t K K K M M tc UK CK CK a E GU Aaa 0 BBC A A o0 a a a A SA A a a a a a a a a a a Er EI Ar O 1 4 87 AA SA m Aa 80 46 40 O EI SA a a a a a 6 8 OB 7 C ZA a a A a E EI 0 06 0 O OE G
84. ard AB T A3 PDP Module Label Information A4 Check amp Adjust VY VSC VZB voltage 50H3 VY VSC Y Sus VZB Z Sus Video Check Method Fuse Checking Method Y Sus Board Checking Method 50H3 Z Sus Board Checking Method 50H3 Check 5V 12V on Power B D Control Board Checking Method 50H3 Mal discharge Symptom Picture PDP Module Rom Ver Checking method Y Drive B D Checking method Half picture X B D Checking method 50H3 CO OO NO Ol Picture Problem Next page Continued O LG Electronics Inc 2010 PDP TV Repair Process Reference data Index wl es 0 00 0 90 pe Detect type cause by PDP Module As 1 Connector Type on PDP Module AX RF Signal level Checking method A check voltage on Powerboard A2 7 Power Problem Power board Checking Method A check Power of History AR 2 Sound Problem JSpeaker cable checking method Am Check Remote control IR operation A2 Check Local switch assembly status As O LG Electronics Inc 2010 Repair Process Reference data em Check Module pattern by Tilt key Revision A You can see 20 types patterns by using TILT Key on SVC Remote controller except Old model lt CHECK Item gt 1 Dead pixel 2 Image sticking 3 Mal discharge 4 Module defect V Line Bar H Line Bar 5 In case of no picture you can judge defect cause Module or Main B D If pattern
85. data PDP TV Slam A Picture Problem Making 2010 12 24 6 2 Y Sus Board Checking Method 50H3 Revision A8 m Check Method D Check input voltages 5V Va Vs at P103 connector 2 Check it is short or not between Vs and GND at P103 connector 3 Check all of fuses open FS201 FS202 FS203 FS501 4 Check voltage of diode FET by using digital multi meter m Measurement method LE r S E Circuit No D610 Q606 Q607 Q608 0609 S Forward El D604D605 Q601 0600 D602 Q603 0605 0610 0612 A9 LG Electronics Inc 2009 Repair Process Reference data A Picture Problem PDP TV symptom A Pictu
86. ectronics I A4 LG ELECTRONICS t3 3V Normal A e e e e OPT OPT OPT OPT OPT 3 3K 3 3K3 3K3 3KS3 3K R1732 R1741R1743 R1745 R1747 PME BOOT SEL e NM IEEE MODE 3 d m Rl e oO oO A A H MODE 2 00 000 e cS e ER TMODE 1 m 0 MODE 0 R1740 R1742 R1744 R1746 R1748 3 3K gt 3 3K gt 3 3K gt 3 3K gt 3 3K e o e e SH SH SH m ml O AI Ps O m1 NO n c 0 1 MH 1 M EI E 0 000 S m U18 RAIN 100 TXAON e U17 R172 TXAP 5 f T18 a PR d RBIN TE RIOT AA E RB1P E i RCIN E 100 TXA2N g R17 81728 5 Bed e TXA2E P18 100 RCLKIN TZ RTTA IN Hermie E e TXACLKP 0 nie RDIN 100 TXA3N M N17 R1729 dien dn We M18 j 60 TXAAN REIN pus R1730 LAAJ SE REIP i L18 100 Si 10 0 XBON RAZN 115 817329 E RA2P e DI 100 TXBIN RBAN 21733 KIT TXBIP RB2P E J18 00 RC2N 17 R1734 TXB2N RC2P Ee H18 60 TXBCLKN RCLK2N gt SCD See us RCLK2P T eh G18 eoo TXB3N G17 R1735 a d RD2P e ABE gt 199 TXBAN RE2N pui R17369 RE2P D ky gt Qo A17 SUE CLK_
87. heck Tool Option IF you press IN STAP Button change Green Eye check OSD 1 Press Power on button of a service R C Baud rate 115200 bps 2 Connect RS232 C Signal Cable and start Option Check 4 7 Ping TEST Program Ver3 8 This test is to check Network operation 3 Scan serial Number and press F5 button 4 Check OK on program 1 program 5 Press In start button on SVC R C check Serial Number and Model Name Connect SET gt LAN Port PC LAN Port Option Check Program ver 4 5 1 101124 A Pad 9600 s Come 1 Equipment Setting RO o m Scanner Pon coma bad sm Eu bad an Disconnect MODEL 50PZ950 ZA AEULLHX El Connect 00520 1 Play the LAN Port Test PROGRAM En ENA 2 Input IP set up for an inspection to Test DK External Option MODE CHANGE None Use EZ a OTO IP Number 12 12 2 2 1 Tool Option Write Eeer 2 LAN PORT inspection PING TEST In this case Network setting is on Manual Setting 1 Play the LAN Port Test Program 2 connect each other LAN Port Jack 3 Play Test F9 button and confirm OK Message 4 remove LAN CABLE PingTest Complete TU UA p ak d dei eat SA A PP Set Comm info COMI OK Scanner Comm info grs i rontz cP 42 42 22 4 5 Check Tool Option and write Country Group amp Area Code Option D L Model Name PZ9
88. i Tero SE WE C293 close to soc A LGE35230 BCM35230KFSBG 16V 4 7uF 0 1uF MODEL OPT 5 T2 Tuner Support Not Support IC101 50217 MODEL OPT 6 S Tuner Support Not Support LGE35230 BCM35230KFSBG 5 SC a de BCM CAP u m zi R246 3 3V Normal V12 K10 S MODEL OPT 7 PHM Enable Disable Il JIF P MAIN A v7 2061 K11 poe BCM CAP eu R212S5 Ec218 H_NIM 1201 uio 7000 2 Em 526 EPHY VREF VES IK 11 0 1ur xo BLM18PG121SN1D VDDC 3 3 3V Normal VDAC AVDD33 m EM N10 L12 EPHY_RDAC VI IFMO ees Il 7 IF N MAIN pro Pc 4 gt L213 b m n M PREIS on VDDR_AGC hd VDDC 5 BLM18PG121SN1D R10 N12 EPHY_TDP lt ae E closed BEN Soe pa zio VPPC 6 F u EPHY TDNC 527 FPHY TDN AGC SDM 2 A A H NIM uio VPPc 7 em C286 C289 EPHY RDP EPHY_RDP AGC_SDM_1 IF AGC MAIN VDDC_8 4 7uF e0 luF EPHY RDN B20 EPHY RDN Ca Q 01uF V10 T12 16V A15 N H NIM wio VPPC 9 7 VDDC 10 0 C16 3 3V Normal V13 W12 F5 G28 L VDD ll de USB_MONCDR G26 VDDC_12 2 nnn a M L13 2301 USB_RREF VDDC_13 3 al R210 einfer S SK m EVEN Ema wet er gt VDDC 14 se P bm N OPT USB DM2 USB PORTIDN R231 33 T W14 e SDA1 3 3V R MOI iden Ne CLO USB DP2 USB PORTIDP i VDDC 16 6 y y W15 R23 gt SCL1_3 3V T R13 LGE35230 BCM35230KFSBG W13 C227 C231 U SE 1 T13 USB OCD2 USB PWRFLT 1 GPIO VDDC 18 8 AADC AVBD25 59
89. n Power B D on Power B D on Power B D Check Power B D Check Main B D Replace Power B D Replace Main B D O LG Electronics Inc 2010 Repair Process B Power Problem BDP Ty ers Making Turn off Instant under watching To check Power B D Protection A8 A11 1 Check Y Sus Z Sus Board Turn on after pull out connector Power LED especially Short or Open between Power B D 8 Y Sus Blue 2 Replace defective B D Check Power B D Replace Power B D RCU Off Turn off Check KEY Off Under watching Power Off History 2HOUR Off Move Off timer Don t appear No Power problem Power Off History Section This is not problem Normal operation 1 LG Electronics Inc 2010 Repair Process C Sound Problem waking 2012 2 PDP TV Symptom 2 No sound Sound distortion Revision 1 No sound If HDMI Input only have no sound upload EDID data c A25 Check Check Speaker Apply Y Speaker ON Off setting jack connection SVC Bulletin in OSD Menu amp Speaker Cable open S W Upgrade etc Check 17V Audio IC B on Power B D 2 Sound distortion 8 sound drop Check Audio IC Short Replace Main B D Check Input signal Problem in all input Cable connection Normal Check Cable open o AVL off on o Problem in only DIV RF 8 external coun Clear voice off on ole HDMI SCART U Y Problem in external input SCART HDMI Check whether Problem happen in same ou
90. n t supported Repair Process PDP TV A A Picture Problem Making 2010 12 24 MAL 6 2 5 9 Vertical bar Horizontal Bar A19 Check defect type Regulat Check Module pattern ds Vertical by using TILT key gie ine Ba on SVC R C c A1 1 Check CTRL B D Vertical 2 Replace Board CTRL B D Control board Line Bar Check connection heck M B D er e of Connector 1 Check CTRL B D Check Maii ine Bz COF TCP 2 Replace Board on CTRL B D X B D Replace Module If Main B D doesn t cause 1 Connector re connection 2 Eliminate foreign material on Connector Half 1 Check X B D Replace No picture 2 Replace Board i f Module A20 A16 1 Check Y Drive B D 1 Check CTRL B D Replace 2 Replace Board i f 2 Replace Board f Module Check connection Of Connector FFC on Y Drive B D Horizontal Line Bar N Y Y 1 Connector re connection Close Close 2 Eliminate foreign material on FFC 5 LG Electronics Inc 2010 Repair Process SDP TV smn B Power Problem waking 20072 es A26 Y DC Power on N Check Check Repair Replace Power LED by pressing Power Key IR B D Power LED On Remote control R C IR Operation Stand By Red Y N Operating Blue Check Povver cord vvas inserted properly Check ST BY 5V on Povver Board Check Check Check m AC DET Signal RL ON Signal the other pin s Replace i Output voltage Power B D o
91. ocks It will also protect the receiver and it s components from being damaged by accidental shorts of the circuitry that may be inadvertently introduced during the service operation If any fuse or Fusible Resistor in this monitor is blown replace it with the specified When replacing a high wattage resistor Oxide Metal Film Resistor over 1W keep the resistor 10mm away from PCB Keep wires away from high voltage or high temperature parts Due to high vacuum and large surface area of picture tube extreme care should be used in handling the Picture Tube Do not lift the Picture tube by it s Neck Leakage Current Cold Check Antenna Cold Check 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 measured resistance should be between 1MQ and 5 2MQ When the exposed metal has no return path to the chassis the reading must be infinite An other abnormality exists that must be corrected before the receiver is returned to the customer Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes Leakage Current Hot Check See below Figure Plug the AC
92. ontrol board IC53 y en Check LED is on 3 If LED doesn t work check crystal X1 output Check 3 3V 5V IC 5 Check MCM at VS DA by using digital multi meter f ABA Check LED On ul S 9 Check Crystal X1 ab H a Check oscillation of Crystal Normal 25 MHZ Hii zu tii rit BOARD 5003 _60R3 CTRL ke NO EAX62076701 LOCNO xxx P104 etn je de P2 18V Pin14 15 ESI A nd od rd uo MCM Check point VS DA GND Normal 3 3V D Check Input voltage al C LG Electronics Inc 2009 6 2 m Dot type Mal discharge symptom Repair Process Reference data PDP TV Symptom E x E Ne emoes 1 vi e pe e ei E Ki Inc 2010 LG Electronics A14 T 50P7950 ZA mber 011KCVU7V 159 03 00 00 11 5 00 0 1 02 51 0 05 0x00 0 02 0 02 BCM 35230 0 00 0 0 00 0 0 A LGTV10L000000602 Module Rom Ver 50R3_3PV0A4 DEBUG APP History Ver 30183 DE YYYY NN Power Error History Lun YN BON Repair Process Reference data PDP TV symptom PDP Module Rom Ver Checking method Revision A15 GI 3 EI E IPE PRE E i tat BAJ Wia hik bja apa hpt AFA iji Bi Gh iii ut J m Check by using SVC Remote controller Press In start Press 0413 gt Select Panel Control Check Module Rom ver Power UIT 0 POWER OFF BY AUTO Op 1 POWER OFF BY AUTO OFF 2 POWER OFF BY AUTO
93. ormal m Connections between panel and X B D Partly Right display Picture 1 Check replace right X B D Both ends display Picture 2 Check replace center X B D Left display Picture 3 Check replace left X B D display abnormal om CTR I L Va Va A18 LG Electronics Inc 2010 Repair Process Reference data A Picture Problem Making 2010 12 24 6 2 PDP TV Symptom Defect type cause by PDP Module Revision A19 First of all Check whether all of cable between board was inserted properly or not Next Check whether there is foreign material on connector Regular vertical lines Vertical lines or Bar Many irregular vertical lines Horizontal Line or Bar A19 1 Check connection CTRL B D X B D 2 Check CTRL B D 3 Replace CTRL B D 1 Check connection CTRL B D X B D 2 Check CTRL B D 3 Replace CTRL B D 1 Check connection CTRL B D X B D 2 Check CTRL B D 3 Replace CTRL B D 1 Check connection Y Sus B D Panel 2 Check Y Sus B D 3 Replace Y Sus B D O LG Electronics Inc 2010 Repair Process Reference data A Picture Problem Making 2010 12 24 6 2 PDP TV Symptom Connector Type on PDP Module Revision A20 TCP Type COF COF Type FFC Type p rpi error o sordas bh ith te Leg kee k y i blt a worn ES UTE OZULALS 090 E Out Fut gt T e zeegt E SH
94. r Process PDP TV Symptom Mal discharge Noise dark picture Revision 3 9 A15 Check Picture problem Type Replace Module Check CIRE ROM Ver Replace an Control board Rom Upgrade A14 Mal discharge Check Check voltage Y Drive B D 1 Check Control B D 2 Replace Board VY VSC amp Y Sus B D Replace B D Replace Y Sus B D A6 1 2 Check Tuner amp Replace Check RF Cable Connection Replace Check 1 Check Z Sus Board Module BEA at Picture mode setting 2 Replace Board c LG Electronics Inc 2010 Repair Process weg UM A Picture Problem waking 2010 12 20 amoa Picture broken Freezing Revision 4 9 c A21 By using Digital signal level meter By using Diagnostics menu on OSD Check RF Signal level Menu SUPPORT Signal TEST Signal strength Normal over 5096 Signal Quality Normal over 5096 Y Check whether other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc N Check RF Cable Move Connection No Picture Sound O 1 Reconnection Section 2 Booster ON OFF Y B Menu Setup Booster Booster menu N sw 1100 n On Off Check Off On Check Y Tuner replace Main 7 D Contact with signal distributor or broadcaster Cable or Air O LG Electronics Inc 2010 Xin case of Models Booster function is
95. r component or not by eye CONDENSER FET IC Resistor 3 Check FUSE 4 Check 5V Va Vs voltage x PSU Maker 1 LGIT 2 LITEON 3 YUYANG x If happen Power board Protection check whether there is Short or Open on Y SUS Z SUS B D or not A23 A23 Power B D lt Y Sus B D P811 4 Check 5V Va Vs voltage For Voltage specification refer to the PDP Module Label Y AW 396 10W Va Voltage ADJ Adjust Va Vs voltage value value Vs Voltage ADJ Adjust way O LG Electronics Inc 2010 Repair Process Reference data SE PETN TEC EE Check Power off History Revision A2 mi Check Power off History by using SVC Remote controller Press In start Press 0000 Select Power Off History Pop up Module Rom ver N START Power Uff Status Model eee NEA Em 0 POWER OFF BY AUTO OFF s nal Number UIIRLVUI d 1 POWER OFF By AUTO OFF Thi Version 03 00 00 1 QI d S W Version TP A 2 POWER OFF BY AUTO OFF M xn a 3 POWER OFF BY LOCAE KEY BOOT Version JN 5 System 2 4 POWER OFF BY ACDET IR LED Version UO SUI Number D L d POVVER OFF BY RCDET Chip Type re e rie dy ie PIN 7 POWER OFF BY AUTO OFF Wireless Host Ver 0 00 Pattern Selection 8 POWER OFF BY AUTO OFF Wi Fi Channel 30 oe POWER OFF BY REMOTE KEY MENACE 13 Wireless Ready 11 POWER OFF BY REMOTE KEVI MAC Address E8 58 58 2E 35 4 14 Stable Count 12 POWER OFF BY ACDET L d
96. re Problem making Z Sus Board Checking Method 50R1 D Check input voltages 5V Va Vs at P203 connector 2 Check it is short or not between Vs and GND at P203 connector 3 Check all of fuses open FS202 4 Check voltage of diode FET by using digital multi meter m Measuring Method m Specifications Position Direction Circuit No D114D118 Q107 Q110 Q106 Q109 O L Overload D109 D110 D108 D111 Q104 0113 Q114 Q102 0103 O L Overload D E uud E Y oo L JA T wwe Fa F o L Cp NPO zd e P d Ch be hue RAS FL pS e x e Ae p M divis s the EN A D kte TN 4 AG FLE PL 55 S Y A9 6 2 A9 O LG Electronics Inc 2009 Repair Process Reference data PDPTV sympiom A Picture Problem mamng moun 05002 Check 5V 12V on Power B D Revision A12 PDP Module ess E Label gt j 4 bu RK AN ex u P H MEMOS i mie e x 9 e A12 LG Electronics Inc 2009 Repair Process Reference data A Picture Problem Making 2010 12 24 amp X 6 2 PDP TV Symptom Control Board Checking Method 50H3 Revision A13 m Checking Method 4 Check IC IC53 IC51 T D Check input voltages 5V of P105 18V of P2 at c
97. rights reserved Only for training and service purposes LGE Internal Use Only ZR o E nn 2 5V MULTI Switch P_ 5V 5V MULTI fr PWR SUPPLY UNIT A e R538 2012 P 17V 1 10w T 5 C563 Ge T V L502 SMAW200 H18S1 MLB 201209 0120P N2 OFT o T 5V_MAIN C522 C526 ees Sek V V 516 QET d R537 L 3216 MLB 201209 0120P N2 P_ 5V T e C565 Ga Tour MLB 201209 0120P N2 Den C523 T 6527 C530 C535 Zi 10uF 100uF 0 1uF 10uF 16v 16v 16v 6 3V e OPT P SEE 5V_ST GEDE lt A 16V 0 1uF N OPT TON TU R506 9 5V ST Max 420mA j E 5V NORMAL 17V gt 5V R 100 R512 Closed to Tuner RL_ON e e n S lo 5V_ST 0511 t
98. roblem N Follovv procedure analog TV video trouble shooting Check 1C506 for 5V 1C503 for 1 25V L504 for 3 3V output Voltage Replace TU601 Check video output Y Check 3 for 5V 13 for 1 25V 14 for 3 3V on TU1500 Check SIF signal C1501 N Check SIF signal C319 Y Follow procedure All source audio trouble shooting Replace BCM IC 1C100 Check SIF line I Making 2010 12 24 62 1 Il 1 Ar WI IE GAN H Ii N Mit d ANG I WA I wl wi M II NT Wo n PUN vi al t MELI UAM Vb it di HAN Wee i 1 i i HERE Er Dt AA ERE EE AE ND dd d li Hall hi il JAN LIN D dl Wu Il MI dd I fl Hl VU PUR LUNA li IPIE ui SIF waveform sample Defend on the input signal O LG Electronics Inc 2010 Repair Process Reference data PDP TV P Component 1 AVIRGB Audio Problem Making Check Connector and cables JK803 Component JK900 SCART P801 RGB JK800 Side AV Replace connector or cable if found damaged Check signal JK803 Component R843 R844 JK900 SCART R1024 R1025 P801 RGB R903 R902 JK800 Side AV R935 R936 Check IC101 signal JK1000 Component C311 C312 JK1001 SCART C314 C315 JK702 RGB C305 C306 JK900 Side AV C308 C309 Follow procedure All so
99. rvice purposes LGE Internal Use Only MODEL zaxess2s107 DATE AUDIO AMP 3 3V Normal P_17V 17V_AMP 3 3V_AMP A A A L1306 L1307 MLB 201209 0120P N2 MLB 201209 0120P N2 0 AD e e AU e mm 1326 1327 C1328 C1329 0 1uF 0 1uF Meni 0 luF 3 3V AMP A EAPD OUT4B OUT3A FFX3A R1301 3 3V_AMP OPT A TWARN OUT4A OUT3B EFX3B TA 0 R1312 AMP MUTE 01300 LOK 28C3052 504 E e MDD 10106 E CONFIG if C1304 a 50V 0 1uF SND DTC VDD noe AC_DET e 0 OM p En PWRD GND REG x U e IL e e e gt SPK_L 10 0uH 1 A L1300 VD D P EL OUT C1319 01323 e 20 pid 0 22uF 1000pF sss 50V 50V Close b E E ely Y FRI LTER_PLL GNDA PE Ta Ma hd 50V i iu C1320 C1324 0 22uF 1000pF GND PLL Qe CH E sov sov AUD MASTER CLK L e LW e DO SPK L 100 SORS Q U T 2 A puts XII AUD SCK hd wee Ka e e SPK R R1306 TOS OUH 11302 Bobek I CC2 Close by or 01321 Lc1325 AUD_LRCK 50V 0 22uF T1000pF 100 50V 50V R1307 SE LRCKI GND2 3 0 22ur M 20 981318 50V ph 100 C1322 61330 R1308 0 22uF T1000pF S DI OUT 2 B 50V 50V AMP RESET N e e A e e e P SPK R 0 10
100. s appear defect cause is Main B D al A1 LG Electronics Inc 2010 Repair Process Reference data ere form Prim Duni ses ar Audio check method Revision A2 1 Check Audio output by using oscilloscope 2 Check whether speaker jack was inserted properly or not GND R or R or L or L Audio output waveform A2 O LG Electronics Inc 2010 Repair Process Reference data PDP TV We All Input Audio Problem Make sure you can t hear any audio Check speaker for damage Replace the Speaker Y y PPP C C P1300 Replace P1300 Check 1C700 Power N Check 17V P500 41 2 17V L1306 3 3V L1307 3 3V IC505 N Check i Check 1C1300 Status PDN 23 Reset 31 is High Reset R1309 PDN R1311 They must be High 3 3V Check SCL SDA N Delete R1314 1416 and check R1314 R1316 IC Line SCL SDA3 R1305 1306 1307 1308 Replace BCM IC101 Replace AMP IC1300 DH O LG Electronics Inc 2010 Repair Process Reference data PDP TV aba Digital TV HDMI Audio Problem Making Digital TV Check video output Follow procedure All source audio trouble shooting HDMI N Follow procedure HDMI video Check video output trouble shooting Re download EDID data Check EDID Download Follow procedure All source audio trouble shooting Ai O LG Electronics Inc 2010 Repair Process Reference data PDPIV Input Block Analog TV Audio P
101. t COMP_Y AV1_CVB gt BCM RX 5 DY UART RXD 3D D829 SV R847 C824 Sn EAN41348201 R829 0 75 sob 50 CD NEC RXD D818 5 1V R804 0 3 3V Normal BCM TX R805 0 R848 NEC TXD 2 7K 1K R852 gt COMP DET NO j D822 5 6V i CLOSE TO JUNCTION i e am am am D D D D D D D D D D D D D D B D D D D B D D D D D D D D D D B D D D D D DATE o TH SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC GElectronics Fi Ti La ELECTRONICS BLOCK common sack SHEET Copyright 2010 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 5V MULTI A SCART 3 3V_Normal e EU EU C922 R941
102. the OKx Success condition Response NGx Failed condition 5 Read data main main component1 480i RGB 1080p Adjustment ad 00 20 00000000000000000000000007c007b006dx data main main component1 480i RGB 1080p ad 00 30 000000070000000000000000007c00830077x ad 00 99 NG 03 00x Failed condition NG 03 01x Failed condition NG 03 02x Failed condition OK 03 03x Success condition 7 End of ad 00 90 0 00 OK90x Adjustment 1 Adjustment of RGB 1 Convert to PC in Input source 2 Signal equipment displays Output Voltage 700 mVp p Impress Resolution FHD 1920 x 1080 60Hz Model 225 in Pattern Generator Pattern 65 in Pattern Generator MSPG 925 SERISE 3 Adjust by commanding AUTO COLOR ADJUST 6 Confirm Adjustment LGE Internal Use Only Wel CE 00000 2 COMPONENT input ADC lll Convert to Component in Input source H EE i B Signal equipment displays EMEND mM OS x Impress Resolution 480i MODEL 209 in Pattern Generator 480i Mode PATTERN 65 in Pattern Generator MSPG 925 SERISE Impress Resolution 1080i MODEL 225 in Pattern Generator 1080P Mode PATTERN 65 in Pattern Generator SN ARA 1c MSPG 925 SERISE gt o meter PALI db e porce ALADO Sat Auf Chi PASSE I me T Com M00 W Dre Set dat pass cre ver oi 91 11 MI 01 07 Vse Ver lek TV Com 1b 00 10 ore Var 01 00 01 11 NOOH Ver 61 07 00 us Ver Dior Sot Antio CHE PA
103. tput of other equipments or not By connecting same output cable of other equipmeni DVD Player Set Top Box different maker TV etc Normal M Sound Apply SVC Bulletin Soma gt Close S W Upgrade etc Y N N Explain customer that Check Audio IC Cause is RF Signal s problem Case 1 Cause is Equipment s problem case 2 Replace Main B D 8 O LG Electronics Inc 2010 Repair Process D General Function Problem making 2010 12 24 PDP TV Symptom Remote control 8 Local Key checking Revision 1 Remote controller R C operating error Replace Main B D c A26 Check BIC itself SIL Check B 5V Check IR Y Cable connection Operation Connector solder On Main B D Output signal Check R C Operating Check 5v on Power B D Repair Replace When turn off light Replace Power B D or IR B D in room Replace Main B D Power BID don t have problem If R C operate Explain the customer cause is interference from light in room Replace R C 2 Local Film Type switch operating error Replace Main B D c ADT A28 Check R C Coe amp Repair E Replace Check Key Y Operation ina able connection ina ssembly status ina Output signal Connector solder Key PCB tool Replace cabinet Power problem assembly Section 9 LG Electronics Inc 2010 PDP TV Repair Process Reference data Index met tee omm Check Module pattern by Tilt key x i Check Va Vs on Power Bo
104. urce audio trouble shooting O LG Electronics Inc 2010 Repair Process Reference data PDPIV Input Block Y Y Check SPDIF signal R851 Optical Audio Problem Revision Fie Eat Vertical Horiziaca Ing Display Cursors Measure Mask Math MyScope Analyze Lites e D m Tm Freq 1 543MHz m 28 acqs May 29 2008 lt SPDIF waveform sample gt Defend on the input signal O LG Electronics Inc 2010 Repair Process Reference data PDP TV A Picture Problem Making 2010 12 24 6 2 Check Va Vs on Povver Board Revision Power Contr ol Board aem E Ho A3 Check Va amp Adjust Va Voltage Refer to the Module label for Va specification Check Vs 8 Adjust Vs Voltage Refer to the Module label for Vs specification Check Va Vs s d H RW Vs Adjustment BB S E iT ud e VR901 O LG Electronics Inc 2010 Repair Process Reference data PDP TV Symptom i kal Add Making 2010 12 24 amp A 6 2 PDP Module Label Information A4 PDP Module Label Information D D A Voltage Setting 5V Va HOT SURFACE gt cest M mus MECHANICAL HAZARD Max Volt 5 25V 56Va 204Vs 3 La t A 2010 08 7 DO NOT TOUCH ELECTRIC AND POINTED PART Max Amps 2 5A 2 0A 1 6A 4 v v y Vy Vsc Vzb D Model Name 9 UL Approval Mark 2 Bar Code UL Approval No Code 12

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