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PLASMA TV SERVICE MANUAL

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1. 0 dod hd gt COMP1_Y AV1_CVBS Se SV MULTI EStoV 5 G EE Ds 5 48V105 76VNf S ART 20 80 O_EU P_ 5V de R513 7 E E e e lt DTV_ATV_SELECT D900 A 75 R524 R583 R Ls 5 48VTO5 76V 10K 0 e gt SC COMP2 DET R526 R536 e AAA gt COMP1 DET o gt 1K e e IC502
2. 0 1uF AVSS33 CVBS 1 AVSS33_CVBS_2 AM26 IC100 LGE2112 LGE2112 AG3 AA32 AG35 AO3N RXDO _CEC DO _HDMI2 AG4 DO _HDMI2 AOSP iei REDD AG33 AG37 AO4N gt RxD1 DDC SCL 2X 0 SQL D1 _HDMI2 AG2 AE33 AG36 AO4P gt nxpi DDC_SCL_3 C _1_SCL 5 D1 _HDMI2 AF3 AC33 AF35 AOCLKN gt RXD2 DDC_SCL_4 lt _2_ScL D2 _HDMI2 AF4 AH32 AF34 AOCLKP gt nxp2 DD Sot T 3 ADU D2 _HDMI2 AE3 ae CK DMI2 fe AE4 RADCER E AF33 AH34 T AO2P RXDCK DDC_SDA_2 apes _0_SDA 2 CK _HDMI2 AO1 a m 3 RXD3 Dee AB3
3. 1 5V_DDR A ARA 0 13 e A_RVREF1 lt ARA 0 13 E Rano te 402 Nd ARA O Re 0 0luF ARA 0 N3 Se ARATI 1 ARA P7 P3 ARA 2 e ARA 2 P3 on 403 SS ARA 4 T ae ARA 4 pg P2 ARA 5 ARA 5 p2 RB ARA 6 ARA 6 R8 R2 ARA 7 ARA 7 R2 E ARA 8 1 5V DDR ARA 8 T8 R3 ARA 9 A ARA 9 R3 17 ARATIO Nee ARA 10 1 7 C404 ARA 111 R7 ARA 11 Eel l A R402 egen 01uF EEREN Ge z a e R403 M7 1K C405 Mi ie 0 01uF M2 M2 See AEBEG ARBAO SS S ARBA1 ARCLK1 ARBEI d M pi ARCLKO iod J7 a7 R421 Mood K7 190 5 S K9 Ko AROKE ARCKE ARCLKO 7 cy DDR ARCLK1 gt T L2 ARCS g E K1 K1 ARODT ARODT SS ARRAS A RVREF2 ARRAS K3 E A R432 C461 ARCAS 3 ARCAS TK 0 0luF L3 ARWE 13 ARWE T2 T2 9 ARREST ARREST mo 1K C462 1 0 01uF F3 2 gt ARDOS2 ARDOSO Q SS ARDQSO ARDQS2 c7 c7 1 5V_DDR ARDOS3 an zr ARDQS1 n ARDQS3 A RVREF3 E7 E7 C459 ARDQMO A
4. 3 3V_MULTI aper MICRO A we AP14 AR18 ser 2 SS C RS232_TXD A AP gt RS232_RXD AR14 AR15 AU16 HDCP_ST gt M_REMOTE_RX TIT AN14 AT16 KLM2G1HE3F B001 1C104 Gem M REMOTE TX M24C16 R c112 VIALE NVRAM HDCP KEY AP12 A35 ee 16v CS NE POWE gt NAND_WE e T AN12 C33 we XA r2c_scu5 POOE gt NAND_RE WC R147 4 7K Ive 83a S E sone GER PocE1 7 O NAND CE AAA NAND_D 2 7 SCL _ R148 22 12C_SDA3 POCEO TP102 e I2C_SCL1 NUN AN15 D29 NAND BAT Z PDD7 SDA a R149 22 eh SDRT C30 HAND D 6 PDD ee AT34 D30 NAND_D 5 R122 22 MT _XTAL_I PDD5 I2C_SCL5 LES o AU34 B31 NAND Di OPT MT5369 XTAL OUT lt PDD4 NAND D 3 RIDE 22 sigue y ESP E PDD So DVDD3V3 STB AK27 B32 NAND_D 2 AVDD33_XTAL_STB PDD2 AH26 A32 AVSS33_XTAL_STB PDD1 C32 J LOT BODO FE ke mn om e a a a a a a a a a a a a a 0 1lurF PARB E gt NAND RB 3 3V_MULTI PACLE gt NAND CLE AK18 C34 Feat ARNI AVDD33_VGA_STB PAALE Se NAND ALE R136 AVSS33_VGA_STB EMMC_CLK gt EMMC_CLK d FK N DVDD3V3 A ce AM20 OPT OPWRSB aas 3 3V_MULTI E AK23 J am22 STRAPPINGG AMO AVDD33_PLLGP ORESET SOC_RESET OPT AVSS33_PLLGP m SWIOQ AU21 JTP 1127WEM e Es 1 2 e AJ20 D27 R134 4 7K 3 R104 R112 R114 da AVDD10_LDO FSRC_WR 1
5. fr PWR SUPPLY UNIT 1 2V CORE MT5369 P1100 o SMAW200 H18S1 xut Bd E 1 2V_MTK_CORE d e 5V_ST 1112 A mm 0 LUF 50V L1104 IC1102 2uH e AOZ1038PI terjix I 17V cis21J121 SCH GND P_ 5V E A C112 Baden 11 20 C113 Zeien 11 373 Placed on SMD TOP a 3 10uF l 0 UF l0uF l OUF 5 L1101 2 6 3v T 6 3v 6 3v T 6 3V V CIS2TJI12T ze 3 6 ond 1 hd C110 c1108 R1108 ona R1 l0uF el DUF 2 3 3K Gig 5V ST NC C1110 aC tIS C1109 C1129 10V 10V 4 6A I e A gt PSU_ERR_DET POE Seas LUE LOUE 100uF NC 16V GND e POWER ON1 R1120 2 R1118 ae 10K el gt 57 soe EN EE a gt 5V_ST Cae On A 9 S RL ON RL ON gt e ed Lac DET BLM18PG121SN1D c1 102 MOD_ON Y e e luF 16v 01148 1U 16V Mon on e Switching freq 555K LC1103 20 10E 16v Vout Vref 1 R1 R2 Vref 0 8 E E A EE a ri A sr SS SS es Ss SS SS Se ea Ss as a a ea SS a es es foe ov Stand B save EI 25V_ TU Piao TU gt Sg tV MULTI 1 25V_TU a E aA i z 4 z 41 8V TU 109 ala T2_S_BR a d a R1119 A o 8 o IC11 82 5V_ST 3 3V_ST AN a rO1103 s ag Ann une R2S 1 A A uo a l a n d AZ1117BH ADJTREl a 3 amp oo N E ES H E x 1C1100 ADJ GND m i a AP2121N 3 3TRE1 m E A sclil l OUF ma a VIN 6 3V OUTPUT n T2 S BR four 6 JM 240 T2 S BR 01 C1105 uF luF RELI 10v T2
6. R616 22 HDMTA DDC SDA 2 R617 22 HDMTA DDC_SCL_2 I CEC_REMOTE gt CK _HD 2 gt CK _HD 2 D0 HD 2 gt DO _HD 2 EE O D1 _HDMI2 e D2 HD 2 E D2 _HD 2 JK601 EAG59023302 EDID Pull up d P_ 5V P SV P_ 5V ii A e n R604 R606 R618 R620 47K 47K E 47K R619 R621 HDMI HDMI4 47K 47K AX DDC SDA 1 L lt J DDC SDA 2 LLL PDC SDA 3 DDC SCL 1 Per St 3 DPC SCH 3 E ds 5V HDMI 4 A d N EN KO zb VO Y Wes RE Hw oa ga MO o O m OCH IC602 e T i RIEX24002ASASOA EDID_WP DDC_SCL_4 DDC_SDA_4 y SIDE_HDMT1 ARC A 5V_HDMI_3 BODY SHIELD 5V_HDMI_3 OO DDC_SDA_3 R628 1K e Q604 MMBT3904 NXP gt VO O a 4 VO a ca VO e Ka Jl l R634 22 e R635 22 9 DO DDC SCL 3 HDMI_ARC CEC_REMOTE gt CK _HD 3 gt CK _HD 3 D0 HD 3 gt DO _HD 3 TER D1 _HD 3 gt D1 _HD 3 D2 HD 3 JK602 EAG62611201 HPD3 SIDE_HDMI2 PC A 5V_HDMI_4 BODY_SHIELD R626 1K Q603 MMB1 3 904 NXP iii D612 R632 22 5V HDMI 4 DDC_SDA_4 R633 22 UU DDC_SCL_4 ID613 CEC_REMOTE JK603 EAG626
7. PCM A 0 7 CI TS D 0 K ARIPA SS Qr SD C GI TS D 2 ct CI_TS_D 3 C CI_CD2 Y PCM D 0 7 Ey PCM D 0 7 A R702 10K 7 0 DVBSCI LS ANE AR708 47 AR705 CI of lt __ PCM_OE CI WEX PCM WE CI IORDXK PCM IORD CI IOWRXK PCM IOWR FE TS D QUTI oO oo o p Eso sl D UU o Ss U O N AR709 47 oO oo oO KREE D po o Cr Eh bi Gu FE TS D OUT 0 7 AR710 47 CI MDI CLKXK FE TS CLK OUT CI MDI MAL FE TS VAL OUT CI MDI SYNC X FE TS SYNC OUT REG C PCM REG e d N FU E wo cel FU fs a e WIFI B I L700 WIFI P702 12507WR 04L PEN B I L701 PEN P703 12507WR 04L BLM18PG121SN1D MO gt BLM18PG121SN1D ARN gt WIFI_DM3 USB_DM4 WIFI_DP3 USB_DP4 THE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF I5 SECRET ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE
8. USB ocp2 C e USB DM2 E faa di e USB DP2 o 1N e z SE Y Ov ag ee eg A Mee es A eege ee ee eee es es eg el x HDMI CEC 3 3V_ST e R600 27K U D604 v O 1uF USB CTL2 R603 120K HDMI_CEC CEC_REMOTE lt 30V Q600 e e BAT54 SUZHO a R SI1012CR TIl1 GE3 IHE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR I IHE CRITICAL COMPONENTS IN THE N WHEN SERVICING IF IS SYMBOL MARK OF THE SCHEMETIC Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics 5V_HDMI_1 R608 1 gt 2 V MMBT3904 NXP HPD1 DA o VO LS Sg VO Geet Dd R614 22 e gt DDC SDA 1 R615 22 O DDC SCL 1 e R627 22 e OPT 5 ppc_spa_4 R629 22 OPT gt DDC SCL 4 CEC_REMOTE gt CK HD OO CK HD O D0 HD gt DO D Ses D1 _HD m D2 HD OD D24 HD JK600 HDMI Screw EAG59023301 5V HDMI 2 HDMI 4 MMBT HPD2 904 NXP
9. HDMI HDMI 2 With ge EEPROM HDMI 4 HD 51P FHD 80P RGB H V With EEPROM Ethernet X TAL 32 768kHz CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RS 232C 12 Component RGB AV Audio Trouble Shooting Follow procedure external input Check VideoOutput video trouble shooting Check Jack JK501 JK504 Check equipment Replace Jack Replace one of C537 C538 C539 540 C541 C542 Recheck Check Signal C537 C538 C539 540 C541 C542 Follow procedure All source audio Maybe MTK5369 1C100 audio trouble shooting block has problems Replace It Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 13 HDMI Audio Trouble Shooting Parallel TS X TAL DIF 27MHz CVBS N USB2 ES 5 USBO usB1 E gt USB1 Wi Fi gt usB2 HD 51P FHD 80P RGB H V With EEPROM BS COMP LR PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes X TAL 32 768kHz RS 232C LGE Internal Use Only 13 HDMI Audio Trouble Shooting Follow procedure HDMI video Che
10. 0 01uF G2 BRDO 23 Se BRDQ 8 15 BRDQ 24 31 BRDQ 24 55 BRDO 25 m BRDO 26 Se BRDO 27 Hm BRDO 28 x BRDO 29 AS BRDO 30 Re BRDO 31 Se SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC SECRET LGElectronics H57 ICA402 L O2G63BFR PBC AO Al A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 H57 VREFCA VREFDO AP BC V V V V V V V V V IC403 AO Al A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 L O2G63BFR PBC VREFCA VREFDO AP BC si ei ei si ei si si ei si E E A RVREF2 goo EE 3 e A e a is ta 1 5V_DDR z z z A z gi AC1 A_RVREF3 c401 C407 C413 C415 C417 C419 C423 LC420 AG A 0 luF 0 luF luF luF luF D Lut 0 luF ei Lut 2 A4 1 240 No B R424 z On the Main chip c4 D4 1 5V_DDR A B3 c3 1 5V_
11. B17 D23 CAT D24 C16 C24 D15 D21 B20 C20 A17 gt ARDQM1 gt ARDOS1 gt ARDQS1 ARDO 8 15 A23 D17 B23 D20 D22 D19 C22 gt ARDQM2 gt ARDQS2 gt ARDQS2 ARDQ 16 23 gt ARDOM3 gt ARDQS3 gt ARDQS3 ARDQ 24 31 P21 AVDD3V3_MEMPLL A gt BRDQMO gt BRDQSO gt BRDQSO BRDQ 0 7 D1 D I F2 J3 gt BRDQM1 gt BRDQS1 gt BRDQS1 BRDQ 8 15 Bl H3 D3 G3 G4 D2 gt BRDQM2 gt BRDQS2 gt BRDQS2 BRDQ 16 23 AB4 P2 AB3 P3 AB1 AB2 W3 WA AA3 gt BRDQS3 gt BRDQS3 BRDQ 24 31 U4 AA4 T3 Y3 U3 Ke U2 1 5V_DDR M2 A gt BRREST LGE Internal Use Only
12. 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 A 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 dl L I E 1 uil Se ZA BY UE EA CH ff Jd P Z A OES eis i Ze eS AN LEE y Get SE 2z V 7 Uv A Qf VSS Li f amp 1H Ly Aah Ub LY RS Stand body Stand Base VA e Ya oo Haag nt d aA e Set Stand orn 7 d i S oo d Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 12 LGE Internal Use Only
13. RGB H V With EEPROM BS COMP LR PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz RS 232C 4 Analog TV Video Trouble Shooting RESET Replace one of L1108 L1109 amp Recheck 6 SIF Maybe Tuner TU1002 1 has Vom O 9 T C_IF_AGC problems 2 2 LESS Eh T C DIF P Sak s aas UC DIF N SS 12 NC2 Yi ii if 3 c Sm LN N Replace one of d Signal Q1002 Base hem Q ids amp Recheck ES s Maybe MTKS5369 IC100 has problems L cr es N Tint ger A 83V 3V 834 s2sc S2 SDA E gt e oi gt d PU n be rj U Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 5 Component Video Trouble Shooting Parallel TS DIF CVBS USB2 Ba uss E Wi Fi gt USBO USB1 USB2 X TAL 27MHz HDMI 1 HDMI ata With Md 7 AE ME EE CHER Homa DH gt MI X es RGB H V With EEPROM BS COMP LR RGB LR PC RGB 63388 CVBS COMP LR PC AUDIO O X TAL 32 768kHz SCART OPTIC D LAN lul Copyright 2011
14. gt p CVBS USB2 Ba usB1 E gt USBO X TAL 27MHz USB1 Wi Fi gt usB2 RGB H V S With EEPROM e E BS COMP LR SPDIF OUT PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz RS 232C 8 HDMI Video Trouble Shooting Check Signal Format Is it supported signal Check HDMI Cable d Check EDID D L Re Download EDID Y Check HDMI Jack JK600 JK601 JK602 JK603 Replace Jack Maybe MTK5369 IC100 has problems Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Parallel TS 9 All Source Audio Trouble Shooting DIF CVBS USB2 Ba uss ES gt X TAL 27MHz USBO USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With DIS EEPROM HDMI 4 HD 51P FHD 80P RGB H V Ethernet X TAL 32 768kHz CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RS 232C 9 All Source Audio Tro
15. ROM to eMMC boot 0 1 1 FE TS BD OUT O SC 7 CI TSVAL gt PCM OE 4 4 from SDIO pins 8 lies S wd dd NAND_ALE gt EMMC_D 0 E IS D_QUT L 37 ous wer R34 bes M e cl SI S g q Srg El enen NAND CLE gt EMMC D 1 PE_TS_D_OUT 2 J36 700 R32 TS SDIN5C2 4G T FE_TS_D_OUT 3 EET 020 PVR TSVAL ee TP103 10103 d J FE_TS_D_OUT 4 Ee EVRLTSSYNG pz CI_TS_CLK H26M21001ECR PVR_TSDATAO O PCM_IRQA E TS D OUT S5 333 E SC i5 dl t lors nsa o ae aed FE TS D OUTTS mS PVR_TSDATA gt PCM WAIT did H d AH cl cl Hd lx dd dd d A3 k cs FE TS D OUT 7 bd ET HYNIX 2GB CS FE TS D OUT 0 7 o Hd SPI CLK 34 CI_CD2 Deem PCM D A5 C10 H31 p 35 B2 c11 PCM D i EA SPI CLK 32 CI_CD1 ee e Di PCM DT2 SPI DATA gt PCM_IORD EMMC TI e B4 c13 E36 35 C E TS 2 e 25 PCMDI Se SPI CLE PCM_IOWR e B6 D1 gt e CM D 4 P32 AU12 ET 3 EE PCM_D 5 OPWM2 Module EMMC BI e DS G ON 35 AT12 2e x e e M6 D4 mi i mmm mmm o zt I2C MAP PCM D 6 35 OPWM1 ARTO T EMMC BIS M5 D12 r RIL Q C gt 3D_SYNC_RF e PCM DI OPWMO ES EMMC TA e D13 I2C 1 AMP HDCP KEY PCM D 0 7 SS 33 Z D14 CI TS DIO Place the P901 EMMC 1017 e se e I2C_2 Module i5 35 B A37 SD_D e x7 feo 9 14 43 3V MULTI 43 3V MULTI 120_3 MICOM CI TS D 1 p35 c C35 SD Di RE ES A I2C_4 S Demod LNB CT_TS_D 2 p37 7 pos E5 El2 SD D EMMEDE ES E13 a R141 2 7K I2C 5 NVRAM CI TS D 3 32 x B35 a e 2C SCL1 CI TS DIA SD D3 T 1 OB RN d cdm I
16. OPT M REMOTE ISP 3D SYNC RF gt IR Es R951 22 gt KEY1 R952 22 gt KEY2 LED_R SUB_SCL SUB_SDA 3 3V_ST C918 10uF 6 3V MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only ATSC CO TUNER DVB T C S2 TDSQ G001D H NIM F NIM DVB T C TDSS G101D H NIM DVB T2 C TDSN G301D F NIM ATSC KR US TDSS H101F H NIM ATSC BR TDSN BO001F F NIM ATSC CO TDSH T101F H NIM gt Y EZ FE ET EE CLOSED TO TUNER 3 3V_TU_BUF ss amm AO em m GD A MMBT3904 0100 NXP lt TU_RST A m cum A AO AO A o GE A A ep ap aD emm D D emm D D x c9 SHIELD R1015 DVB_T C DVB T2 i
17. S BR VO 1 25 14 82 180 e 1 8194 VO0O 1 25 14 1 240 1 250000 1 25 1 s 4 Patti gt 17V H z aA N a z HN n AD E 3 3V MULTI ag 12V_LNB d a 1 5V_DDR oo H E ip 5 E a P z 4 a 1 7V gt 2V Max 1 3A P_ 17V Au C1106 C1111 c1114 i ER 10uF 25V SE 4 10uF TRE a 25V um 25V e z L1106 un 3 IC1101 T Sco a 22 0uH aM a L ARA e a TPS54327DDAR EP GND ax l due aa ad TPS54327DDAR EP GND SEN s EAP 61606601 CH E C1141 TOLTO S R1145 z BD TPS542311 0 en VIN R1116 a O luF Se e a 2 POWER_ON2 e 9 EN Ta al vis B 50V om C1145 C1146 16V e vi e gt ven E POWER ON3 4S As 10uF 10uF z LLE d er BOOT aoc T ER z vas 1150 z 0 luF 16V 16v 2 eem VFB m od VBST C1124 a E it 2 mg 7 B L1107 T NR5040T2R2N B L1103 VIN VREG3 E SW VERG Se NR5040T2R2N e e e e 2 2uH 3 8 UE e e 2 2uH gt 3 12V EN C1118 ss GND s i e m S C1151 C1152 Ee SCH sp Se als luF C1131 C1135 EI S 10v 22uF 22uF ge C1125 C1126 C1138 THIS RD S C1149 3A ei 10v our 22uP TT22uF Li0uF L0 01uF ss VSENSE C1144 3300pF 6 3V 6 3V a c1123 3A Sey Sb e e 02 R2 3300pF 6 3V 6 3V 6 3V e z d Z El SE V d z 50V Te C1140 e SE Oo oan C1147 o n 50V KE Es S V R1135 _ 51K B NOTE 13 R1107 0 PT AN I Ak POWER_ON4 vout 0 765 1 R1 R2 Vout 0 765 1 R1 R2 Vout 0 8 1 R1 R2 THE THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORA
18. 5V Mr oun I NS MS 29 M La a WM HI Pere Y ie SSA Ze TE R916 R312 Tes III ra pan 101102 FT cna LGE Internal Use Only gp aas Lii ind EH ou e EELSE EI ar sl a TIL ase LAU liliis d a Eil Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 2 No OSD Trouble Shooting Parallel TS DIF CVBS USB2 Ba uss ES gt USBO X TAL 27MHz USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 F EEPROM HDMI 4 RGB H V With EEPROM BS COMP LR SPDIF OUT PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz RS 232C 2 No OSD Trouble Shooting Check P1100 5V ON Check GPIO Path of Micom Check 5V Voltage Level at P1100 Check Power connector Replace Power board Check 5V Voltage Level Replace one of L1102 at L1102 amp Recheck Check all multi voltage 12v 3 3v 1 2v Check power up boot sequence Check LVDS Cable Replace Cable Check PDP Module Copyright O 2011 LG Electronics Inc All rights reserved LGE Interna
19. A1 mE gt e He 59 A2 0 luF ggc523 Ct vec BAT54C 100 R565_ a 10K p515 a o V GND OlluF C524 528 529 yam 3 3V ST i E EDID_WP TAKE cb Kc c1 DOUT1 S e WIRED IR Er 1x T T SPG09 DB 009 PC oe 562 R568 l JK508 JK502 TOK 10K R509 JK507 c2 ROUT1 gt nRS232 RXD PEJO27 04 Se R519 SRENE SPGO9 DB 010 LK R579 0 A DSUB DET e NUS v DINI 7 MICOM RX TERMINAL1 9 s e iI hd e IR gx dx DOUT2 DIN2 XL RS232_TXD _TERMINAL1 RED_GND us i a ao ao GND_2 R576 0 SPRING 5j NO US E RIN2 ROUT2 MICOM TX wo o Near to P901 P GREEN GND ia SPRING DDC_DATA C gt RGB_DDC_SDA EAN41348201 ee e is GREEN lt TERMINALE 22 BLUE GND R514 EJ e EES 0 H_SYNC gt DSUB_HSYNC TERMINAL2 R594 ERES E BLUE NC R515 0 V_SYNC Y eo DSUB_VSYNC JK506 GND_1 XRIV 01V 0 D12 080 SYNC_GND pru DDC CLOCK PC AUDIO e M C DDC_GND LN a Pi 2 e Sem c502 C506 Ts bro neg Z2 ZZiopr VO re JK500 f x e 50V e e 50V PEJO27 04 pes E_SPRING SHILED ROM DW DA UM JK505 3 3V MULTI 2F01TC1 CLM97 4F 1 T_TERMINAL1 C539 gt ROM DW CK A EE R510 SPDIF OUT R503 1 16V 30K Ez 10 g B_TERMINAL1 a i e e e DSUB R En j PC R IN R511 D L GND Si S O 1 R556 R SPRING R501 C501 Bo ANY gt DSUB_G e 2 LN D536L 470K 1000p O io 2 7K OPT i x T V T SPRING ET C540 Ld gt DSUB_B Rape E 10uF sw LO o E R504 o o o SPDIF OUT 4 16V LO re R500 R50 R508 C504 C508 C509 D
20. ATV SELECT a zn Dir E E EE 2 A E d MW REMOTE Rot gt ANI EE wi a R182 10 DEEN gt AM19 e MODEL OPT 1 0 o 0 1 e AD gt RF_SW_CTL M2 lt ees BEY gt I2 6 M3 e e e e e e e dir e e TU RST AD I2C CSCE he E N L AM23 xs AR20 AN a Fil M8 MODEL OPT A P6 M9 TUNER_MOPLL T C ATV T2 Penge M10 11 ad o Dal o D E i n ad Er Lab o Ce aw o ES Ce HIGH LOW M EN BE Doe WHA Qd bei m og HAN aM ous ous EMMC D 3 L Al M13 a uM med Rm cd Oma OMA ma wd wd Aa AA AA T e M14 o MODEL OPT 2 FHD HD EMMC D 4 A8 N1 A9 N3 MODEL OPT 3 OPTIC NON OPTIC A10 N6 C EMMC_CMD e gt MODEL OPT 0 All N7 ee MODEL OPT 4 3D DEPTH 3D Depth IC NO 3D Depth IC A12 N8 e gt MODEL OPT 1 x 8 Hs E MORE oer od E EE Crystal Matching Test result 27pF gt 20pF gt 22pF A N E T e gt MODEL OPT 2 e N 55 NED MODEL_OPT_6 CP BOX Enable Disable 27MHz 1 B8 N13 e gt MODEL OPT 3 MT5369 XTAL IN 1 II MT5369 XTAL OU B9 N14 MODEL OPT 7 T2 Tuner Support Not Support B10 P1 e 5 gt MODEL_OPT_4 3 3 B11 P2 MODEL_OPT_8 S Tuner Support Not Support SE Oh B12 P8 e 5 gt MODEL_OPT_5 Q aa B13 P9 pe e B14 P11 e f gt MODEL OPT 6 MODEL OPT 9 C2 Tuner Support Not Support l P12 c EMMC_D 5 A 9 P13 0 gt MODEL_OPT_7 MODEL_OPT_10 EPI Support Not Support V J EF P14 e MODEL OPT 8 hd MODEL_OPT_9 MODEL OPTION 6 is just for CP Box j i Gate Siet UD MODEL OPT 10 It should not be appiled at MP DUMMY 1 DUMMY 9
21. CND e R546 RS pum F oe GN1 O 3PRING RD O SPRING 2 e i R52230K OP15523 1I 5 6 ID e 75 hg hd hd T gt COMP1 AV1_R_IN e ka e e G E IUG RD E LUG NO EU B OUT 0 Sol D507 D509 R521 C510 NO FU e e e 10uF mpm e M EM SET ER D503 D522 AUDIO 1 I e d gt 50V 5 48V 05 76V 5 48VTO5l 76v e e 7 1 A SC COMP2 AV2_L_IN 0 B_GND R547 RD2 0 SPRING_2 de D52 5 6V o R542 30K P_ 17V 470K AUDIO_GdND Ka m A RD2 CONTACT A D534 5 6V AUDIO 1 OUT e gt i uF 16V 7 AUDIQ R IN 9 EU WH2 0 9PRING e e T DD SC COMP2 AV2 R IN C529 AUDIO R OUT R548 ICS01 PET RD2 O SPRING 1 R543 30K AZ4580MTR E1 EU 470K es EU v u gt 25V RD2 mm ree BR R537 ak EE R569 ube SC e e DTV MNT LOUT 3 T y m R570 C547 mme EU BL2 0 PRING Peeps 02 EU E R574 ARAN Ji L DTV MNT_ROUT JK504 or DTV MNT_LOUT 4 Si x gt 50v BL2 E LUG S Pea P_ 17v zi C532 25383 A EU 33pF GN2 CONTACT 5 e R538 B NX L9 y ABE BE no GN210 PRING caina iy e e DTV MNT ROUT P_ 17V p a EU EU A O eee DL E SC ROUT GN2 m ua COMP2 LIN Z630 0pF 0501 d MMBTB904 NXP SC MUTE ox 22K ge COMP2_RIN EU R555 oo E co E 2K rias E Ed COMP2_DET x EU ET e O Oo 0500 MMBT3904 NXP SOT we EU R554 TC 2K So EU poma d 0 Oo COMP2 Y COMP2 Pb TUN 3 3V_ST A mi n mr COMPONENT 2 RS2 32 a US rc dE US 47K 5V_ST B Q504 IR TX MMBT3904 NKP A R563 e E TC503 1C500 R1EX24002ASASOA 0528 EI MAX3232CDR z n 1uF 100 R564 7 vec
22. DU2 DU10 Dig DUMMY 2 DUMMY 10 Pura Dua ei iis DU12 o Eco S me e 2 m Sy 2 SO E a DUMMY DUMMY 12 N E E J aN an m re and mE DUMMY 5 DUMMY 13 puis z5 onyx D ei bei dN AM six S ox ed d e Sag AMP_RST R116 Q C gt MODEL OPT 1 y e DUMMY_6 DUMMY_14 D Gi f bebe f d f d Do Dei Do Do DUT vee MY 5 f puis R170 0 Due EISE Dous 15 E 3D_SYNC_RF lt gt MODEL OPT 5 DUMMY 8 DUMMY 16 Place the P901 BT e e bd e bd e e e e e M REMOTE ISP ca R180 Q gt MODEL_OPT_7 D Se R124 Ae THE N SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES V S2 RESET lt gt MODEL OPT 4 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 ODEL LG ELECTRONICS ag Copyright 2011 LG Electronics Inc All rights reserved LGE Intemal Use Only Only for training and service purposes IC100
23. LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RS 232C SPDIF OUT 5 Component Video Trouble Shooting Check Signal Format Is it supported signal Check Component Cable Y N Check Component JK501 Replace Jack Y Replace one of Check Component Signal R507 R520 R523 R507 R520 R523 R532 R534 R550 amp Recheck Y Check Component Signal N Y Maybe MTKS5369 IC100 has problems C257 C216 C212 R532 R534 R550 Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Seus Y file Vertical Horiz Acq Irig Display Cursors Meagure Masks e A Unities Help rad NEDA ne iE 5 5 TETTA 77s I ad Il JSt T E jee IA dl a DAMA e fn Curs Pos 10 0mY Curs2 Pos 710 0mY uno i File Vertical Horiz Acq Irig Display Cursors Meagure Masks Math zen Lite Help D 230 5 1 Curs Pos 340 0mV Curs2 Pos 340 Dong E EIE Compl P e e a E es ES Comp Pr Ele ER Vertial Horiz Acq Irig Display Cursors Meagure Masks Math MyScope Ubilties Heb emm Curs Pos 340 0m Curs2 Pos 1920 X 1080 i Dot Freq 74 25 MHz H Freq 33 75 kHz V Freq 60 Hz Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 6 RGB Video Trouble Shooting Parallel TS
24. Year amp Month Warning Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 9 UL Approval Mark UL Approval No b Model Name 2 Max Watt 3 Max Volts Max Amps LGE Internal Use Only MTK GPIO PIN MAP MTK Reference B D GPIO LIST PINNAME GPIO Function Cl Interface Cl Interface Cl Interface CLD CL D4 GEI 52 Dt BO eern 55 3D ie EA AA oL E Tuner 30V power Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes ADIN2 SHV amp ADIN2 SEV asma sav ADiNs SmV O mees Strapping Stapi O 1 On a PIN NAME GPIO Function Function define Strap 2 ED eme 7 Imp Pw Strap LEDPWMi LGE Internal Use Only Trouble Shooting Guide for LG Service Man Please check system after power Off On one time Power Up Boot Fail Trouble Shooting No OSD Trouble Shooting Digital TV Video Trouble Shooting Analog TV Video Trouble Shooting Component Video Trouble Shooting RGB Video Trouble Shooting AV Video Trouble Shooting HDMI Video Trouble Shooting All Source Audio Trouble Shooting 10 Digital TV Audio Trouble Shooting 11 Analog TV Audio Trouble Shooting 12 Component RGB AV Audio Trouble Shooting 13 HDMI Audio Trouble Shooting 14 USB Trouble
25. ee aA a 3 3V MULTI z El a a o e A 9 D Re vii n Wi H gt z S e e R1205 4 4 7K e e e Q o N e 109 E d Oo i o Ey H Ey o 5 je Q Na Q Oe Na a aN a O vJ o R1200 R1201 oT o 0 e n E E A A Oo Oo e e 90 A_GND DCDC_GND A_GND A_GND sr sr D i a O un o i N N H H THE ZN 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 LG H_ E TRONILE THE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC 3Electronics MODEL DATE gt BLOCK SHEET POO Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 5 LG Life s Good Training manual PD22A 1 System Design 2 Trouble Shooting Guide Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Main Board for GP4 PDP Power 18pin Tas C DUET UR aae gt aliud u Mi f TV ACTA BAR con E E E p e pl e Ea c LVDS 80P Main processor Micom DDR3 Speaker 4pin EMMC IR RF Emitter 16pin Wifi 4pin Audio Amp Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Set layout 42PM470
26. l 3 3V_TU GND 3 ym C1007 n 23V e 0 iuF 10uF 16v 6 3V R1011 B3 1 23V IL l soe S2 RESET e S2 RESET 3 3V_TU 0 1uF E2010 B4 3 3VI 13 3V TU S2 F22 OUTPUT RTU INFE C1008 0 luF 10uF Cup TX T E S2 SCL d 819508 81921 8 8 S2 SDA 23094 I2C_SCL4 R1005 LNB S e I2C_SDA4 GND_4 THE N SYMBOL SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR CRITICAL COMPONENTS IN THE N I IHE SHIELD MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES WHEN SERVICING IF IS SECRET LGElectronics SYMBOL MARK OF THE SCHEMETIC Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SH ELD Surge protectioin 3 0SMCJ20A suzhougrande c EIN D1000 20s EE S u at Siw LG ELECTRONICS DAC 3V3 A L1000 BLM18PG121SN1D LOS 3 3V_TU_BUF MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only
27. part of the screen 3 PCB Assembly adjustment Caution Using power on button of the control R C power on TV 3 1 MAC Address and ESN and Wide vine Key Download The Cl Key download is need for only PD22A B C Models 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 Each Chassis has it s own MAC Address ESN Wide vine key Please be careful of download Copyright 2011 LG Electronics Inc All rights reserved 6 Only for training and service purposes 3 2 DFT Process E on situation Step can be ENANOS DO mG ENES Sen EA ESC ENTER REF IMG EXIT iC BE 30 iB RFJ NTSC CH4 Color Tt DTV Moving Pic Test COMP1 Color Test COMP2 Color Test RGB Color Test SPDIF OUT Audio Test 24 HDMI2 Color Test 25 HDMI3 Color Test 26 HDMI4 Color Test URREA SS S S KI IK KKK KK a Condition spec Mode Volume Power OF m o t gt 3 3 Tool OPTION MANUAL 1 Press ADJ key on R C to insert Tool OPTION 2 On the Tool Option Insert Tool Option by a number key 3 Press the ENTER m 4 Press ENTER m again 5 Select OK to Download by using lt VOL
28. refer to fig 4 Adjustment method 4 1 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 VR502 voltage of D M M adjustment as same as Va voltage which on label of panel right top deviation 0 5V 4 1 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 VR901 voltage of D M M adjustment as same as Vs voltage which on label of panel right top deviation 0 5V 4 2 Adjustment of White Balance Required Equipment e Remote controller for adjustment e Color Analyzer CS 1000 CA 210 or same product CH 10 PDP Please adjust CA 210 by CS 1000 before measuring eAuto W B adjustment instrument only for Auto adjustment e 9 Pin D Sub Jack RS232C is connected to the AUTO W B EQUIPMENT Before Adjust of White Balance Please press POWER ONLY key Adjust Process will start by execute RS232C Command e Color temperature standards according to CSM and Module e CS 1000 CA 100 CA 210 CH 10 White balance adjust ment coordinates and color temperature Color Coordination CSM Color Coordination Temp WARM LGE Internal Use Only 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 and then turn off Fresh Contrast and Fresh colour in Advanced Control 2 After ente
29. 0 AC22 1 2V_MTK_CORE A AC23 AD24 P23 R24 T24 AC24 AC21 P20 AC20 P19 AC18 P18 AC17 P17 AD18 AD23 AL9 DVDD3V3 gt AK10 AK9 AK11 H29 J29 H30 J30 G31 G32 E33 E34 LGE2112 DVSS 51 DVSS 52 DVSS 37 DVSS 53 DVSS 107 DVSS_20 DVSS_38 DVSS_54 DVSS_108 DVSS_95 DVSS_44 DVSS_46 DVSS_56 DVSS_120 DVSS_130 DVSS_43 DVSS_77 DVSS_97 DVSS_13 DVSS_12 DVSS_22 DVSS_28 DVSS_39 DVSS_57 DVSS_68 DVSS_78 DVSS_87 DVSS_99 DVSS_112 DVSS_122 DVSS_132 DVSS_34 DVSS_58 DVSS_69 DVSS_79 DVSS_88 DVSS_100 DVSS_113 DVSS_123 DVSS_133 DVSS_59 DVSS_70 DVSS_80 DVSS_89 DVSS 114 DVSS 71 DVSS_90 DVSS_115 DVSS_72 DVSS_91 DVSS_116 DVSS_101 DVSS_124 DVSS_134 DVSS_60 DVSS_131 DVSS_35 DVSS_36 DVSS_40 DVSS_41 DVSS_42 R6 DVSS_55 R20 DVSS_62 T20 DVSS_73 U20 DVSS 83 v20 DVSS 92 w20 DVSS_104 Y20 DVSS 117 AA20 DVSS 127 AB20 DVSS 137 G16 DVSS_29 R21 DVSS_63 T2 DVSS 74 U21 DVSS 84 v21 DVSS 93 W21 DVSS_105 Y21 DVSS_118 AA21 DVSS_128 AB21 DVSS_138 R22 DVSS_64 T22 DVSS_75 U22 DVSS 85 v22 DVSS_94 W22 DVSS_106 Y22 DVSS_119 AA22 DVSS_129 AB22 DVSS_139 R23 DVSS_65 T23 DVSS_76 U23 DVSS 86 AB23 DVSS 140 W6 DVSS_96 G17 DVSS_30 F25 DVSS 27 Y6 DVSS 109 E21 DVSS 17 F21 DVSS 25 L8 DVSS 45
30. 11201 HDMI ARC P_ 5V A R609 1 2K OPT 10V c3 e 25 R611 100K R613 180 LG ELECTRONICS gt cK _HDMI4 gt DO _HDMI4 gt DO _HDMI4 gt D1 _HDMI4 gt D1 _HDMI4 gt D2 _HDMI4 gt D2 _HDMI4 HPD4 MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only DWVBecI ST 5V_CI_ON T CI POWER ENABLE CONTROL o e C700 C701 10uF 0 1uF P_ 5V 5V_CI_ON P_ 5V 10V 16V A A 0701 AO3407A Ss JK701 e iy e e d EAGA41860101 ot R705 LC ES 10067972 050LF 22K G 3 3V MULTI CI_cD1 emm MS vhs PCM D 3 NU i PCM D 4 10K AR700 33 PCM_D 5 R700 CI_TS_D 4 CT 4 E 4 7K E 5 R701 CI_TS_D 5 lt PCM_D 7 AAA gt cI TS D 6 CO i PCM 5V CTL gt BAR 3904 NXP GI TS DI C ST SS PCHOAT109 PCM CE 9 P_ 5V 5 PCM A 11 SEI CI_IORD j PCM A 9 B CI IOWR PCM A 8 CI_MDI_SYNC PCM A 13 va CI MDI O j PCM A 14 AP CI MDI 1 S HS CI_WE CI_MDI 2 R722 100 natis CI MDI 3 gt PCM IRQA D 8 CI MDI VAL CI MDI CLK D 4 D 5 D 6 D 7 oO oo oO E KE R706 33 PCM RST e RZO7 33 PCM WAITXK e REG AR701 SE CI TS CIE CI_TS_VAL C CI TS SYNC C PCM A 8 14
31. 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 16 OPTIC Audio Out Trouble Shooting Check SPDIF signal R506 Replace MTK5369 Y Check Signal JK505 3 Maybe MTKS5369 IC100 has problems Replace It Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 17 WIFI B I Parallel TS X TAL DIF 27MHz CVBS N HDMI 1 HDMI 2 With DON EEPROM HDMI 4 HD 51P FHD 80P PC RGB 33389 ROPU Y With EEPROM CVBS COMP LR CVBS COMP LR PC AUDIO O CVBS COMP CSC Sg 32 768kHz OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes RS 232C LGE Internal Use Only 17 WIFI B I Check Wifi Cable Check 5V voltage level at Replace one of L700 L700 amp Recheck Maybe MTKS5369 IC100 has problems Replace It Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only x Wi Fi function Maker P N BCM43236 Standard 802 11a b g n Built In Assy Arcadyan Chip Size 10 10 2 stream spatial Multi 300Mbps ODM Company Arcadyan LGIT Supply Type Dongle Type amp Built In mm a wm rs e e m E r EN nites Copyright O 2011 LG Electronics Inc All rights reserved LGE Interna
32. 2C 6 TUNER MOPLL T C ATV I 34 dU Cub B36 E F 3 3V MULTI ee 59 e EMMC D 6 R103 R100 C108 e 2C SDA1 T2 Demod CI TS D 5 36 ES B37 EMMC D 0 7 A es SS 4 7K 4 7K IC105 0 luF ros E CITS DIS T SD_CLK aaa 59 R1EX24256BSASOA 16V e 2C SCL2 e E 9 L33 H5 F13 1 EMMC CLK 22 35 F14 e R140 2 7K 2C SDA2 CI TS D 0 7 E33 AT11 R157 B i USB_OCD2 2 do K7 z e SEE 2 7K 2C SCL3 USB OCD1 d 3 TEE BR ed z F32 AR10 n K10 G12 TP100 4 Ei P7 G13 e Rd GENS 2C SDA3 A29 AM9 P10 G14 USB CTL2 X m 5 XE R102 2 7K LE e 2C SCL4 USB CTL1 4 6 EMMC_CMD e e Se R106 22 ijo sens s M em 1 TP101 7 e m Ke 2c Cu R107 22 TP104 8 RIS H13 I2C SDA5 R145 2 7K E31 AN22 EMMC RST 22 os EP e 2C SCL5 MODEL OPT 0 ud LED PWM1 XB LED PWM1 RST MM J1 MODEL OPT 1 LED PWMO LED PWMO yea 32 e R146 2 7K 2C_SDA5 E29 L Chea AO E EE aps 5V Tolerance a 212 amp 27K 2C SCL6 MODEL OPT 3 ae IS R181 2 7K MODEL_OPT_7 314 2C_SDA6 AR9 AU20 j T a a os ees Z Zeen MODEL OPT OD 12C SCL e T e E6 K1 EMMC_RST_BALL C D AU9 AT20 Module n C104 F5 K2 MODEL_OPT_6 S I2C SDA2 E d er x3 SEA A COMP1_DET K K12 x a K13 AES SC COMP2 DET R135 NOR AN23 AM18 H K14 y ON AD lt JDSUB_DET E c2 L1 R118 10 AN24 AN19 L2 Pats external e AD z Ot L3 NO FRC internar E URSAS5 e SE b pees ee NEN COMP 1_AV1_DET S Sc E7 112 a O t H FRC hi R120 10 an23 P AR19 mice e M O e lori AD DTV
33. 3 SE AE37 MODEL OPT 8 0 AO1P nxp3 DDC SDA 4 2 SDA DO _HDMI3 gt DDC_SDA_1 Bue De Zee DO DMI3 MS F30 T ROON 152 REDAY 3 3V_MULTI 3_SDA _H SV cr AD35 MODEL_OPT_10 2 AOOP gt RXD4 D1 _HDMI3 F29 P201 SU DMT D 1k R200 AG31 AD34 3 n 0 PWR5V D1 _HDMI3 B27 AL3 Lt P200 104060 8017 5V_HDMI_3 I R201 AEST AC35 4 AE4 RXCO IFOS 518 Ka _1_PWR5V D2 _HDMI3 A27 AL4 SV HDMI 4 1K R203 AC31 AC34 5 AE4P 2 pxco lt _2_PWR5V ES D2 _HDMI3 B28 ALL 5V HDMI 1 1K R204 AH31 AE35 6 AE3N RXC1 e _3_PWR5V CK _HDMI3 A28 AL2 OPT x AE34 7 AE3P gt RXCi R250 0 mw Mo CK _HDMI3 C28 AK3 e ISS HPD2 AG32 8 AECLK C nxc24 IS c CF D28 AK4 HE DO eu zl E DO _HDMI4 E28 AECLEP A73 RXCZC 1 2V MTK CORE ET AC32 AB34 P MODEL OPT 2 ES AE2N sa nxcck 3 3V_MULTI lt D0 HD A HPD1 y AJ32 AA35 Bk HDMIA PCM_5V_cTL C 325 Kees L RXCCK nice an cds 4 EMMC Rs T C AEIN 175 gt RXC34 AA24 AA37 T AE1P L rxc3 gos e AVDD12_ D2 _HDMI4 HL 2V MTK CORE AH3 8 RXD4 2 C200 Y24 AA36 AEON Dnxc4 9 0 1uF e AVDD12_ S D2 _HDMI4 AH4 RXD4 e ue ES CK _HDMI4 AG6 ARDE RECHT 0 lt RXD3 AVDD12 _H AB24 AC36 e AVDD12 LVDS 1 1 AVDD12_ lt CK _HDMI4 DVDD3V3 C245 C254 AJ6 3 gt AT2 RXB4 RXD3 gt e AVDD LVDS 0 1uF 0 1uF AF6 a AU2 RXBO RXB4 2 DVDD3V3 AB29 AK35 35 a T ane AVDD12_VPLL EE 7 RXB0 osa 3 SEDE 0200 AVDD33 _H AA29 AK34 AVDD33_LVDSB ES A e AVDD33 C 1D0 HD m AH7 AUL Rape RXB3 E RXDCK MMBT3904 N
34. 533 B TERMINAL2 T 30K a a S yo E 109052 10p Em 10pF gt PC_L_IN 2 y I Dei ec LA E ion EN sov 50v sov C530 c527 a 5 5v er T TERMINAL2 R502 C500 e BT 9 10pF 47pF B 470K 1000p o o 50V zm D535 L 50V z 5 6V S OPT GND GND GND GND Eri TH N 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 tj MODEL DATE LG ELECTRONICS rj BLOCK SHEET POO Copyright 2011 LG Electronics Inc All rights reserved LGE Intemal Use Only Only for training and service purposes USBL P_ 5V USB_CTL1 I C603 e Pave C605 100uF 3 3V MULTI IC600 16v A AP2191DSG 3AU04S 305 ZC e G wn D o o e USH DM1 Z wn 4 EN e USB DP1 9 y m N e IC 3 z 5 TPS2062C o iE zn eoo S SIA o d ee SE ot H Ri am oh a ba n2 opr ELY T TPS2062C H 45V ST ELISLILL IL Q Pn D 10V ale opr EN 10uF B140A C608 D603 3 3V MULTI IC601 AP2191DSG JK605 EAN61849601
35. 600 p Dot Freq 40 MHz H Freq 37 879 kHz V Freq 60 317 Hz Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 7 AV Video Trouble Shooting Parallel TS DIF CVBS USB2 Ba uss E gt USBO X TAL 27MHz USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 F EEPROM Homia BB E us RGB H V With EEPROM PC RGB 63388 CVBS COMP LR O PC AUDIO X TAL 32 768kHz RS 232C Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 7 AV Video Trouble Shooting Check Signal Format Is it supported signal Check AV Cable Piurr at Check Jack JK501 JK503 Replace Jack P Avi cves t Check CVBS Signal Replace one of R507 R550 R507 R550 amp Recheck Check CVBS Signal Replace one of C514 C514 amp Recheck Ele Edt Vertical Horiz Acq Irig Display Cursors Measure Masks Math MyScope Utilities Help ped T 1 Mo 131 17 Maybe MTKS5369 IC100 has problems 720 X 480 i DotFreq 13 5 MHz H Freq 15 734 kHz V Freq 59 939 Hz Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only 8 HDMI Video Trouble Shooting Parallel TS DIF
36. 7 1 5V_DDR 1 5V_DDR A V6 A e J10 e RVREF_D Lecies H10 RVREE B BEEN A RAIG 0 01uF H13 A R440 Z20 01uF 13 iK EE E20 e F20 R437 G20 R441 1K C 166 G15 1K See 5 0 01uF 1 0 01uF G18 D25 4 i C25 B25 A25 H7 H8 J8 LG ELECTRONICS ARRESET 0 00 YU E E E E H Y PE GG Ei GO U s UC DIE EI EI EI Uu E IC100 LGEZ2112 ARDOMO ARDOSO ARDOSO ARDQO ARDO1 ARDO2 ARDO3 ARDO4 ARDO5 ARDQ6 ARDQ7 ARDOM1 ARDOS1 ARDOS1 ARDQ8 ARDO9 ARDO10 ARDO11 ARDQ12 ARDQ13 ARDO14 ARDO15 ARDOM2 ARDOS2 ARDQS2 ARDQ16 ARDO17 ARDO18 ARDO19 ARDO20 ARDO21 ARDO22 ARDO23 ARDOM3 ARDOS3 ARDOS3 ARDO24 ARDO25 ARDO26 ARDQ27 ARDQ28 ARDQ29 ARDQ30 ARDQ31 AVDD33_MEMPLL AVSS33_MEMPLL DVSS_50 DVSS_48 BRDQMO BRDQSO BRDQSO BRDQO DOL DO2 DO3 DO4 DO5 DO6 DOT BRDOMI1 BRDOS1 BRDOS1 BRDO8 BRDO9 BRDQ10 BRDQ11 BRDQ12 BRDQ13 BRDQ14 BRDQ15 BRDOM2 BRDQS2 BRDQS2 BRDQ16 BRDQ17 BRDQ18 BRDQ19 BRDQ20 BRDQ21 BRDQ22 BRDQ23 BRDQM3 BRDQS3 BRDQS3 BRDQ24 BRDQ25 BRDQ26 BRDQ27 BRDQ28 BRDQ29 BRDQ30 BRDQ31 BRRESET DDRV_16 DDRV_22 DDRV_29 DDRV_21 DDRV_28 DDRV_17 DVSS_15 DVSS_23 DVSS 1 DVSS 3 DVSS_5 DVSS_9 DVSS_16 DVSS_24 DVSS_31 DVSS_32 DVSS_19 DVSS_2 DVSS A DVSS_6 DVSS_10 EJES C21 B21 C23 gt ARDQMO gt ARDQSO gt ARDQSO ARDO 0 7
37. A Du o Oo un CO EDID WP C B 0900 MMBT3904 NXP E 3 3V_ST A e 3 3 3 E Es E E Ay Ay ay ay Oo Oo o O VO IM em EN e MN e e mn ed D 0 MODEL1_OPT_0 e MODEL1 OPT 1 0 MODEL1_OPT_2 0 MODEL1_OPT_3 q Kal x So g e a 4 4 d H H E H Ay Ay ay ay o o O O A al q OY ol OY nj nj m ed e e ALL TOOL LED_RED abe PIN NAME PIN NO HIGH LOW MODEL1_OPT_0 8 ATSC DVB MODEL1_OPT_1 11 PZ55 PZ75 PZ95 MODEL1_OPT_2 30 PZ95 PZ55 PZ75 MODEL1_OPT_3 31 ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION WHEN SERVICING IF IS rf ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC rj Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics LG ELECTRONICS gt M eee eet a e A AS te uu M to Sub 3 3V_MYLTI Ass y P901 SMAW200 H16S2 R950 22 3 3V_ST GB Hos wo RQ Wow i AF Q vow goH n e ed rM i M 9 ONES Gees z OY a D JPT2U mn D Cl R935 22 M REMOTE RXX P599 R939 22 M_REMOTE_TX gt e p99 R940 22 M REMOTE RST JP90
38. DATA 0 4095 Power Saving Mode 0 12 F you press IN STAP Button change Green Eye check OSD 4 6 PING TEST n this case Network setting is on Manual Setting LN EM Connect SET gt LAN Port PC gt LAN Port e m 4 6 1 Equipment Setting 1 Play the LAN Port Test PROGRAM 2 Input IP set up for an inspection to Test IP Number 12 12 2 2 4 6 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 Ping Test ee Y E O f m pp p mm 5 iacet Test Hem r ma r u aose Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 4 7 Magic Motion Remote Controller test 1 Equipment RF R C for test 2 You must confirm the battery power of RF R C before test Recommend that change the battery per every lot 3 Sequence test 1 if you select the start key Wheel Key on the controller you can pairing with the TV SET 2 You can check the cursor on the TV Screen when select the Wheel Key on the controller 3 You must remove the pairing with the TV Set by select Mute Key on the controller 4 8 3D function test Required Equipment e Pattern Generator MSHG 600 MSPG 6100 SUPPORT HDMI1 4 MODE HDMI mode NO 872 Pattern No 83 1 Please inpu
39. DDR AC3 ACA RVREF A OPT OPT OPT A G10 C400 C406 C412 C414 C416 C418 C421 C422 0424 TP1 0 luF D Lut 0 luF 0 luF D Lut 0 luF 0 1luF 0 luF LUE RVREF B TP2 a G13 G21 BOTTOM PCB FOR REWORKING F10 ARCKE lt D9 ARCLK1 lt C ARCLK1 lt A20 ARCLKO lt 2 A ARCLKO lt E18 ARODT lt S F ARRAS lt E E ARCAS O EE ARCS lt 3 D ARWE lt B14 ARA 14 ARREST lt A13 ARBAO lt i G ARBA1 lt S D ARBA2 F18 ARA 14Li5 ARA 8 p13 ARA T p15 ARA 6 p14 ARA 2 214 ARA 0 14 RVREF_C A RVREF D Y A P13 v7 F4 BRCLKO lt E F BRCLKO lt v4 ERURRRS BRCLK1X Se A BRCLK1X P6 BRCKE lt B_RVREF7 H6 A BRODTX E BRRAS 4 S H BRCAS lt 1 K3 240 BRCS lt R425 1 1 5V_DDR BRBAO lt _ Se A BRBA1K Ss BRBA2 lt L4 BRA 0 14 BRWE C BRA 14 L5 BRA 13 T BRA 12 5 1 5V_DDR BRA 11 M5 BRA 10 P BRA 9 M3 C491 BRA 8 6 C467 C473 C475 C471 C479 C481 C483 C485 C487 C489 a L 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF om 10uF BRA 7 L3 6 3V BRA 6 4 BRA 5 K5 BRA 4 6 a 8 ES BRA 3 2 BRA 2 1 5V DDR M1 BRA I 3 i BRA O K6 C468 jn C476 C478 C480 G5 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF Tu ws 1 D5 E5 E T5 e J v5 1 5V DDR BRA 14 1 5V DDR A US A e E6 WH RVREF C Lc463 F6 RVREF A C469 A 2434 0 01uF G6 A R438 220 01uF 1 1K RM 3 U6 m T e T6 e R435 AC5 R439 Due C464 F7 1K C470 1 0 01uF 1 0 01uF as a 67 S AC6 t F N7 P
40. E C 1126 scr6 I2C_SDA6 TU1003 SE KE EE TU1002 TUT 1 O DE SW CTL ue crore PV 68pF 68pF TDSH T101F TDSS G101D TDSN G301D Bee eel Teor DS E NO EU 16V E 2 0 1 RF_S W_CTL NC_1 vc C021 1400 nem co 3 3V_TU_BUF MD C1014 e e RA c1019b c1022 OK 0 0 luke add 035 0 luke OuF T T RESET RESET RESET 16V 6 3V gt OPT R1012 SCL SCL SCL 1 10W R1013 e e s mm erg SDA SDA SDA ANLE OUP ho ur B1 3 3V B1 3 3V R1006 EE ER C e SLE Sa R1014 R1017 e 00 200 1 8V_TU B2 1 8V B2 1 8V A 1 10W 1 10W e CVBS CVBS Tour i O TU cVBS E 01002 F AGC B3 2 5V gt E Eso Saas e i RIOQRA LOK Cc rir ace E DIF P NC 2 1096 a BR i e gt DIF_P 25V n z ges 1028 R1029 DIF N NC_3 sl 200 200 e gt DIF_N 5 1 10w 1 iow B4 3 3V NC_2 H TIs29V TU e e ANN e gt ATV OUT B5 1 23V NC_3 A 4 BR A AA 9 NC 4 NC 4 EU e GND GND 1 Close to the tuner ii ERROR ERROR AR1000 1 16W c5 s BR SYNC SYNC e FE TS SYNC VALID VALID FE TS VAL e l ATSC_BR MOLK ers e Ul001 U1002 1 a NC RS FE TS D 0 7 E DO DO AR1001 10pF DSS H101F DSN_BOOIF 33 SC e 1 16W T2 S BR sg ape Ee D1 D1 E FETS D RF_S W_CT e gt FE TS D 2 D2 D2 FE TS D 3 RESET e I D3 D3 gt AR1002 B1 3 3V 2M D4 D4 TRN e T2 S BR FE_TS_D 4 D5 D5 FE_TS_D 5 E sn D6 D6 PRIM e IF AGC D 7 D7 e d A a s a J 1 25V_TU DIF P ariel GND_2 i e 3v
41. ECTRONICS CQ Pin vec e RE to Output Pin OUT2B L801 10 0uH e A e e e OO spx_R e GND2 pf ar Ir A V REDS 50V 50V vee p RI S i pl vd Jt o eine s 15 C8310 ioy Gef Zur T 000er OUTZXA jer 1802 yey i Close to De Pini0 0uH SED e e e gt spK_R OUTI1B 1803 Aa e e e ES VCC ju Tir 50V 50V C818 T GND1 Gi 22ur A A bel 822 m 826 OUT 1 A T2592 PP 990PF e e e D SPK_L GND REG VDD 5 10 16V Close to IC Pin CONFIG OUT3B FFX3B OUT3A FFX3A t3 3V MULTI L805 CIS21J7121 TS WAFER ANGLE P800 gt 3 3V_AMP MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only MICOM E for Debugging 3 3V_ST 9 Db o CIE Oi E ZA Debu aa F D a RESET lt e PCB TOP IH Eri FILRE AND ELECTRICAL SHOCK HAZARDS N fe N e 3 3V ST IC900 C905 am a 9 0 6 M24C16 WMN6T 12pF i pF 5ov T 50 EEPROM_SCL PCB TOP EEPROM_SDA 3 3V 8T FOR USE MICOM RESET R930 10K RESET HT 32 68KHz 22 R918 Debug 3 3V MULT 3D SYNC RF a 3 3V_ST e 3 3V MULTI v o_ v e HE A C903 4 3 o y oO Oo J 3 3V_ST recu x o ie B o A A Ay nS olx a S HI ALN a e H ei C
42. GPIO rd ccr Lr NN i dir ek eee LELOO HDCP EEPROM ro SE
43. ING IF IS FIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics B OPT OPT e 6 3V C305 C300 C307 C311 C313 C306 C312 C315 0308 10uF 10uF 0 luF 0 luF O 1uF 0 luF 0 luF 0 1lurF em 0 iuF e t BEER e D AVDD3V3_MEMPLL 5 A a L302 BLM18PG121SN1D 0336 e TE 0 1 ee 310 em 0 luF DVDD3V3 STB A L310 BLM18PG121SN1D 6 3V C316 C327 C335 D Lut o P_ 5V IC300 AZ1117BH ADJTRE1 R2 R302 ADJ GND 560 e e 13 C352 OUTPUT 10uF 10V DAC_3V3 o e A oo A ang Rl xm e e se Le m D ci C354 10uF VO 1 25 1 R2 R1 6 3V 3 37 LG ELECTRONICS 1 2V_MTK_CORE A ART ATI AUT AP8 AR8 AT8 AU8 AM7 AN7 AP7 AM8 AN8 K 3 lt lt c 3 0 j U oporto v us us Jus Jus Jus Pus Jus ps pa ps D Q o V23 W23 Y23 AA23 ud tI Di w gt R2 R3 J4 R4 Y4 ES J5 R5 X5 W5 L7 M7 R7 AA5 AB5 KIla lt a GjJH a az elKI lt H K I lt d H KI lt G Hala N Nv mj mNwmj oljojoj o tio o oo o o IIA IIA Ara ajajja o o o o o c DI w m N y N IC100 LGE2112 C10
44. K 1K 1K C109 Sg d 3 2 4 10v AT21 OPT 9 4 7uF STB_SCL gt 12C_SCL1 AR21 AMP 13 3V MULTI e gt LED PWMO PCM A 0 14 STB SDA 12C_SDA1 A LED_PWM1 PCM A O 7 Apud E um DEMOD RST Pad E gt PCM RST R108 gt NAND_RE 1 OPCTRL3 PCM ATI F37 T32 FE TS CLK R109 EE PCM ATZ2 DEMOD TSCLK gt NAND CE F36 T36 RITO ATK R105 R113 R115 PCM AT3 35 DEMOD TSDATAO zs FETS D FE TS D 0 7 NAND RB 1K TK 1K x G U FE TS D l PCM AT DEMOD_TSDATA1 E G36 T33 R101 22 b PCM ATE DEMOD TSDATA2 FETS D NAND_WE DO EMMC_CMD 53 G35 T30 FE TS D e e PCM Alo SCH DEMOD_TSDATA3 35 PCM ATT DEMOD_TSDATA4 FELTS D4 ARTQO DEMOD_TSDATA5 vae FETS D PCM A 8 us 22 L34 v31 1 16W PCM ATS 73 DEMOD_TSDATA6 7 5 FE TSD X L E FE_TS_D NAND_D 7 EMMC_D 7 PCM A 10 SS DEMOD TSDATA7 J NAND D 6 EMMC D 6 STRAPPING LED PWMO LED PWM1 OPCTRL3 PCM A 11 32 0 DEMOD_TSSYNC EEES SINO FE_TS_VAL NAND_D 2 EMMC_D 2 PCMLATI2I 1 DEMOD_TSVAL LTSA 3 3V MULTI ICE mode 27M Serial boot 0 0 0 H33 2 A NAND_D 5 EMMC_D 5 PCM_A 13 L35 36 ICE mode 27M ROM to Nand boot 0 0 1 PCM A 14 36 3 CI_INT 757 gt PCM REG SS FE TS CLK 0UT J32 4 CI TSCL ETE gt PCM CE 22 ICE mode 27M Rom to eMMC boot 0 dls 0 Dm FE TS VAL OUT 5 CI TSDATAO CI TS SYNC from eMMC pins share pins w s NAND lt J34 R37 FE TS SYNC OUT 6 CI TSSYNC gt PCM WE NAND_D 3 EMMC_D 3 lt 34 R36 6 4 4 ue DE MENA ICE mode 27M
45. LO N o NLASB3157DFT2G COU Ped R567 e ye i e 2 E 470 EU NO EU SELECT Bl gt COMP1_Pb B e e SHIELD R572 ppa28y 02 5 R517 gt SC CVBS IN C 0503 18K SC_CVBS_OUT JK501 C514 e 75 MMBT3906 NXP EU vcc GND GN E LUG 27pF B EU e 50V aL C RD1 E LUG 5 AV DET z EU 0502 R558 GNTO SPRING 9 330 5 A BO e gt COMP1_Pr COM GNI F MMBT3904 NXP P EU e T e m ATV_OUT RD1 O SPRING_2 9 EU SM EU amp 3 i OPT o FE D516 5 5 SYNC gt D E 0505 Heng 10uF JL c536 RD1 CQNTACT P OPT Ka MMBT SE 10K 16V gt 0 1luF zi Es D51 5 5 SYNC OUT EU EU 16V MIS Vong L BL E LUG S e 5 e o e m e e e LOS Tan Jed R559 WH OlSPRING O SYNC_GND2 Rm C517 220 R566 2 75 R539 180 D BL 0 gPRING EU 470K 100uF R557 EU ae m eem SYNC GND1 1 EU 16V 100 len RD1 CONTACHT_ e EU EU E z RD E LUG S oP D514 5 6 RGB_IO 9 1 4W x 5 gt gt R532 gt sc FB 0 R586 RD O JPRI NO_EU NO R OUT G 0 R544 R549 PT RD 0 gPRING_h 9 gt COMP1 AV1 DET eiu D514 e gt SC R COMP2 Pr 75 33 Q 2 EU ROL Eo GL 5 48VT05 76V 5 48VIp5 76V RGB_GND se R529 EU 2 RD copract_1 pss s 1 R_GND BL1 O gBRING 10uF sc ID KK e Tov R518 30K D2B OUT rex R553 Y gt COMP1 AV1_L_IN NO_EU NO_EU R534 10K S BL1 E 1UG S c 0 EU WH O SPRIN C503 D526 D520 G QUT SCPE COMES BD EU R516 1000pF e h gt Sc R55 K 50V 5 48VTO5 76V 5 48v1p5 76v D2B IN oe 0 G CONTACT SC ES R530 LO SC B COMP2 Y AV2 CVBS Pe G
46. OMP2 Y AV2 CVBS gt e CVBSOP C225 luF AP30 H CVBS COM AJ22 DVDD3V3 AK24 AVSS33 VDAC BG AJ21 AVDD33 CVBS 1 AVSS12_RGB AK25 AL24 e AVDD33 CVBS 2 AVSS33_VDAC C253 T AL25 THE N 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 ODEL LG ELECTRONICS ag Copyright 2011 LG Electronics Inc All rights reserved LGE Intemal Use Only Only for training and service purposes CORE 1 2V 1 2V MTK CORE A 5600mA 6100mA ve OPT OPT OPT e e 6 3V 6 3V C321 C324 22uF To ie AG dec 0 1uF O 1luF 0 luF I TU T ines C304 309 0 1uF WE 0 1luF EM BOTTOM PCB FOR REWORKING MULTI 349v 3 3 3V MULTI DVDD3V3 L300 LM18PG121SN1D ain XXXXMA 60mA fe CAP e 6 3V CST C322 es C329 C333 C333 C341 llus LaL sides lends INNER CAP E if ii A C347 C35 C301 C303 IS ES Ls IESSEN On the Main chip IH ZN SYMBOL MARK OF THIS SCHEMETIC SPECIAL FEATURES IMPORTANT FOR PROTE FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPEC Eri rj DIAGRAM INCORPORATES CTION FROM X RADIATION WHEN SERVIC
47. R430 0 Olur ARDQM2 um D3 iK ms ARDQMS3 ARDOM1 13 we ARDQ 0 7 7 BRD OES 231 ARDQ 16 Wes E3 e ARDO 17 Sp F7 RA31 iK C460 ARDO 18 E F2 0 01uF ARDOI19 F8 F8 H3 e gun ARDO 20 H3 ARDO 21 H8 H8 ARDO 22 E2 G2 ARDO 23 H7 H7 ARDQ 24 31 ARDQ 8 15 Ql ARDOTZA is D7 E ARDQ 25 Se ARDO 26 Se c8 ARDOL27 m C2 ARDQ 28 SS A7 ARDQ 29 a A2 ARDOL30 B8 B8 ARDO 31 i3 A3 1 5V DDR A WH BRA 0 13 B RVREF5 BRA 0 13 s Raog C408 BRA O e 0 01uF BRA 1 re BRA 0 N3 BRA 2 e BRA 1 P7 BRA 3 R405 BRA 2 p3 1K let d D BRA 4 18 GE BRA 3 N2 BRA 5 ERIS _ BRA 4 pg BRA 6 BRA 5 p2 BRA 7 BRA 6 R8 RATE 1 5V DDR BRA 7 m2 BRA 9 BRA 8 T8 e BRA 10 BRA 9 B RVREF6 Sai R3 BRA 11 A Rabe CE TUE BRA 10 L7 BRA 12 Ln ke BRA 11 R7 BRA 13 BRA 12 N7 gt BRA 13 73 R407 1K C411 18 0 01uF m BRBAO 2 T BRBA1 BRBAO S N BRBA2 BRBA1 BRCLKO We BRCLK1 BRBA2 R422 100 37 5 R423 100 K7 BRCKE 5 K9 BRCLKO BRCKE BRCS BRCLK1 BRODT BRCS a BRRAS BRODT BRCAS BRRAS SS BRWE BRCAS E Es FIN L BRREST B RVREF7 C457 BRREST A 2428 0 01urF BRDQSO 1 F3 BRDQSO E BRDQS2 e G3 BRDQS2 BRDOS1 ik C458 1 0 01uF C7 BRDQS1 RDQS3 oe BRDQS3 BRDOMO BRDOMI BRDQM2 SS BRDQ 0 7 uS BRDOM3 BRDO 16 23 6 BRDO 16 53 B RVREF8 pee BRDO 17 Se A R426 LI aie 0 01uF BRDO 18 13 ak BRDO 19 ma BRDO 20 ua RAZA BRDO 21 Ws 1K C456 BRDO 22 i5
48. S ZA Model Image 42PM470S ZA Model block diagram Z Board X board 50PM970S ZA Model block diagram HEN l l Z Board Power Board i Y Board L X board Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Sub Ass y 2012 GP4 2012 GP4 ll tact key type WE assembly with screw in cabinet common ll no jig needed E Ge assembly wor needed Set 3D Emitter Stone W bluetooth type EU CIS PM970 PM690 P M680 ll built in WiFi PM970 PM690 ll no dongle PM680 PM670 assessory IR other models function ready 3D Emitter PM690 lll built in pen Pen Touch dongle WiFi Model Dongle Pen Dongle Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes IR amp RF Cables 2012 GP4 Sub Ass y amp Cables Pin Pen Dongle RF module Tact Key e st fs s uL 2012 GP4 Cable Arrangement Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes PDP Module Label Information IMA 1115 EE d KOREA 2011 08 eeGceoo Vy Vsc Vzb 1 Model Name 2 Bar Code Code 128 Contains the manugacture No 3 Manugacture No 4 Adjusting Voltage DC Va Vs 5 Adjusting Voltage Set up Vy Vsc Ve Vzb 6 The trade name of LG Electronics Manufactured date
49. SCHEMETIC GElectronics Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only LG ELECTRONICS AUDIO AMP STA368BW 3 3V_AMP A EP GND l VDD DTG 2 GND_DIG_2 TC o9 STA368BWG Close to IC 37 IVWHWH L GND SUB SA SCL I2C SCL SDA I2C SDA1 INT LINE RESET AMP RST e SDI AR800 100 AUD_LRCH AUD_LRCK AUD_SCK LRCKI AUD_MCLK F Le Close to I BICKI XTI GND_PLL FILTER_PLL VDD_PLL 3 3V_AMP 1 PWRDN AC_DET GND_DIG_1 H C8 O Je 3 3V_AMP 1 i VDD DIG 1 Close to IC Pin IHE ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF I5 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR IHE CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics TWARN OUT4A EAPD OUT4B TEST_MODE VSS C807 PREMIT Clase to I LG EL
50. Shooting 15 Digital TV Recording Fail Trouble Shooting 16 Analog TV Recording Fail Trouble Shooting 17 AV Video Recording Fail Trouble Shooting 18 Digital TV Video Trouble Shooting while recording Watch amp Record 19 Digital TV Audio Trouble Shooting while recording Watch amp Record 20 Analog TV Video Trouble Shooting while recording Watch amp Record 21 Analog TV Audio Trouble Shooting while recording Watch amp Record feo c Dre I Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 1 Power Up Boot Fail Trouble Shooting Check P1100 AII Voltage Level Replace P 17V 5V SV ST Check Power connector eplace Power board Check All Voltage Level Replace one of Bead at Bead amp Recheck Check Voltage Level 3 3V at C1105 Replace one of IC1100 amp Recheck Check Micom Redownload or Replace one of IC1105 replace Check Voltage Level 1 5V at C1121 amp Recheck Check Voltage Level 1 2V at C1130 Replace one of IC1102 amp Recheck Replace IC103 EMMC Memory CDS e rec us Replace IC100 amp Recheck echec Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes M Power check 1 PSU voltage check Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes am LI ATTI 1100 WE t E Ww E E E L1100 17V 461 SH 11101
51. T7 DVSS 66 D11 DVSS 7 Ell Dvss_14 D12 DVSS_8 E22 Dvss_18 F22 DVSS_26 G25 DVSS 33 AB19 DVSS 136 AA19 DVSS 126 P22 DVSS_49 W19 DVSS_103 U19 DVSS_82 R19 DVSS 61 Y7 DVSS_110 AB18 DVSS_135 AA18 DVSS_125 wis DVSS_102 U18 DVSS 81 AA7 DVSS 121 N22 DVSS 47 T8 DVSS 67 wes DVSS_98 Y8 DVSS 111 E7 DVSS_11 F8 DVSS_21 MODEL DATE gt BLOCK SHEET POO LGE Internal Use Only A RVREF4 oo R409 240 M8 H1 L8 ER 1 5V DDR A ARA 14 B RVREF6 B RVREF5 A A B2 D9 G7 K2 K8 N1 N9 RI R9 A1 A8 CI C9 D2 E9 EL H2 H9 J1 J9 L1 L9 T7 A9 B3 E1 G8 J2 J8 M1 M9 P1 P9 T1 T9 B1 B9 D1 D8 E2 E8 F9 Gl G9 M8 H1 L8 IHE BRA 14 ZN SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES B2 D9 G7 K2 K8 N1 N9 R1 R9 A1 A8 C1 9 D2 E9 F1 H2 H9 J1 J9 L1 L9 T7 A9 B3 E1 G8 J2 J8 M1 M9 Pl P9 T1 T9 B1 B9 D1 D8 E2 E8 F9 G1 G9 IC401 H5TO2G63BFR PBC VREFCA AO Al A2 VREFDQ A3 A4 A5 A6 A7 A8 A9 A10 AP A11 A12 BC A13 3333 si si si ai si V V V V V V V V V ICA00 H5TO2G63BFR PBC VREFCA AO Al A2 VREFDQ A3 A4 A5 A6 A7 A8 A9 A10 AP A11 A12 BC A13 si ei si si si si si si S 3333 si si 3 ai S
52. TES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR CRITICAL COMPONENTS IN THE N SYMBOL MARK OF THE SCHEMETIC WHEN SERVICING IF IS Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes SECRET LGElectronics LG ELECTRONICS MODEL DATE BLOCK SHEET POO LGE Internal Use Only DVB S2 LNB Part Allegro S D1201 SMAB34 12V_LNB A close to Boost pin 1 E d C 33UH Tm CIN SP 7850 33 C1282 C1213 10uF O 1uF 2 4A 8 rev LAT L2 DCDC GND ee close to VIN pin 25 DCDC_GND E 7742 D1200 DCDC_GND MBR230LSFT1G A_GND LNB_OUT 30v S C1204 DS 0 luF E u eme z mmm A Le d eme S 25V 3 DCDC GND and A GND are connected Y V t 5 S DCDC GND and A GND are connected in pin 27 A_GND A_GND V sl al al zuuesg 34 5 A GND S Al of d gt al Si m Cae GND and A_GND are connected C1205 THERMAL 29 o 1uF AE 22000pF IC1200 A8290SETTR T A_GND A_GND LNB_TX FREE EST
53. TXVN_0 C gt AP34 E lt RXB3 1 2V_MTK_CORE DVDD3V3 Y34 E E EPHY_TDN S D D 1 RXN AT36 AM37 C204 C208 RXB3 Y35 AU17 COMP1 AV1_R_ roa e AR2 ADAC 1 5 330pF 330pF RXVN 1 gt 1_RXP AT17 EPHY_RDN COMP1 AV1_L_ gt A AL2 ADAC 50V 50v T RXVP_1 D EPHY_RDP AR33 e EU EU RXBCK AVDD12_PCIE11 AP32 AM36 RXBCK V24 AN16 A AR3_ADAC DAC 3V3 AVDD33_PCIE11 PHYLED1 Foo AR36 a Se Ee AM35 H TT PHYLEDO AP37 a Mid A RXB2 AVSS12_PCIE11 AR35 AG30 RXB2 L AD15 24K R205 TT A 1 2V_MTK_CORE Um E AVDD33 DAC BE C naxB14 W36 A AVDD33 DAC1 was 1 REFCKN a Jer RXB1 1 REFCKP AVDD12 REC DVDD3V3 Mu eid AK30 RXBO DVDD3V3 AE30 d lt RXBO ADS A A3 AVSS33_DAC1 AVDD33_COM AD17 AVDD33_AADC AVDD33_LD e AJ28 Y33 E AVSS33_AADC ALIN EN C242 C243 z AR16 lt RXA4 AL16 lu ASPDIFO 5 a AVSS33 LD 0 01uF luF AJ27 332 SPDIF_OUT RXA4 AL15 50V 10V VMID_AADC ASPDIFI KE gt ARC RXA3 AVSS33_COM eege AOBCK gt AUD SCH AVSS12 REC AN28 AP11 p lt __ RXA3 SS AOLRCK ES AM12 AOMCLK gt AUD_MCLK R220 0 GER AM10 O AUD LRCH RXACK AOSDATA4 TP203 C naxack R221 2 2K AOSDATA3 ani 4 TP204 AN11 Don t use as GPIO Close to Tuner OPT AOSDATA2 TP205 EXAD NO T2 BR N 7 Close to MT5395 AOSDATAl FG TP206 ieu F DIF_P a N AOSDATAD RXA1 lid Close to MT5395 51 AU32 AN25 RXA1 2 AK E d am3o ADCINP_DEMOD RE DSUB HSYNC C xx OPT C229 uF NO T2 BR ADCINN DEMOD DSUB VSYNC e R233 z AR25 0 01uF C205100 R208 ke
54. X TAL DIF 27MHz CVBS USBO USB2 Ba usBi Ez USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 EEPROM HDMI 4 CVBS COMP LR BS COMP LR SCART SPDIF OUT PC AUDIO e CVBS COMP 9 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 32 768kHz RS 232C 6 RGB Video Trouble Shooting Check Signal Format Is it supported signal Check RGB Cable Replace Jack Check RGB Signal R510 R511 R512 Replace It amp Recheck Check Sync Signal Replace one of R514 R515 R514 R515 amp Recheck Maybe MTKS5369 IC100 has problems Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RGB R File Edm Vertical Horiz Acq Irig Display Cursors Measure Masks Math MyScope Lies Help Tek Stopped 258 Acq 5 Novy 11 17 0348 R515 DSUB VSYNC RGB G File ER Vertical Horiz Acq Irig Display Cursors Meagure Masks Math MyScope Lies Help Tek Stoppe 107 Acq 05 Noy 11 17 0 R514 i DSUB HSYNC LIB T m TI RIOS Y er 5 1 Jesoo SERI Leah ieee ie RGB B File Edm Vertical Horiz Acq Trig Display Cursors Meagre Masks Math MyScope Liblties Help Tek Preview DACH 5 Nov 11 17 02 62 800 X
55. XP Y29 z AJ35 e AVDD33 LVDSA RXB1 5 e AVDD33 D1 _HD Ee C gt AC29 AJ34 RXB2 6 e AVDD33 Di HD AJ5 AR2 RXBCK RXD2 WP Gg zx HN AJ37 AVSS12 LVDS 2 gt rxB2 7 E 0 1uF p2 4 HD AG5 AP1 RXBCK RXD2 lu AB30 AJ36 E ars AVSS12_LvDs_1 Apo RXBCK 8 RXD1 AVSS33 _H lt AD30 x Ode AJ33 AVSS12 VPLL USO RXBCK e AVSS33 CK HD AES AN1 RXB2 RXD1 AEST AK33 AVSS33_LVDSB gt RXB3 zi gt e AVSS33 CK _HD AH5 AN2 RXB2 RXDO e mae y forse EDD AM3 RXESC RXB1 lt RXDO AVSS33 F gt RXB4 a AG7 AMA RXB1 c36 REXT VP CD RXB4 USB DP2 cs USB RXBO USB_DM2 USB_ ior AT6 xe RXBO lt RXC4 gt AUG RXC4 D36 gt RXA0 USB DP1 USB AP6 RXC3 D37 v 4 USB DM1 USB DM z AR6 a RXA4 lt RXC3 gt RXA1 AP5 RXA4 AT13 gt RXA2 WIFI_DP3 umo KE ARS SE RXA3 RXCCK RXA2 WIFI_DM3 USB_ AT4 ne RXA3 lt RXCCK rR AUA AT14 gt RXACK USB_DP4 USB APA RXACK RXC2 AU14 ET 4 DVDD3V3 USB_DM4 USB_ ARA RXAS RXACK lt RXC2 A AP3 BXAS RXC1 D35 gt RXA4 apis 4VPD33_USB_POP1 AR3 gt RXA2 RXC1 RXA4 M e AVDD33 USB P2P3 RXA2 RXCO C211 AU37 AN35 RXA1 RXCO 0 1uF D34 SC COMP2 AV2_R_ A ARO_ADAC KR AVSS33 USB P1 AU35 AN34 RXA1 AR13 MR SC COMP2 AV2 L A ALO ADAC e AVSS33 USB P2 PER AT35 a RXAO gt AT37 AM32 15K R236 RXAO RXB4 w35 AT18 POOS A AR1_ADAC gt SC_ROUT 7 SC 1 TXP EXVEGO uis Zeene TDP AU36 HORAS AM34 FOREN R237 SC LOUT RXB4 1 TXN
56. Ze uU m North Latin America http aic lgservice com Y Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Life s Good PLASMA TV CHASSIS PD22A MODEL 50PM670S 50PM670S ZA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL P NO MFL67461701 1112 REVOO Printed in Korea CONTENTS a CR E 2 SAFETY PRECAUTIONS eege EE A SPECIFICATION WE 4 ADJUSTMENT INSTRUCTION eere eren nnn 6 BLOCK DIAGRAM 11 EXPLODED VIEW arrolla IE MEOS enna 12 SCHEMATIC CIRCUIT DIAGRAM eene Copyright O 2011 LG Electronics Inc All rights reserved oe 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 A 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 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 protect
57. and press VOL PD22A engl saos een suma mms Pero sew ses scs 0200 angel e e angel e e e e memes ors ws wm em oe In case of France Tool Option 5 is 47959 47959 47959 47957 15189 Tool option 7 LGE Internal Use Only 3 4 EDID The Extended Display Identification Data m RGB C S B1 For FHD Models EDID Block 0 Bytes 0 127 DOH 7F H Block Type EDID 1 3 ae ee eee UU Mo 20 30 EN 50 Ten EN m HDMI C S 9804 For FHD Models Block Type EDID 1 3 o T2T3TaTsTs Tz sels ES EH RAD KOR 00 a co Fa c Tay El oco Op oy oy oy aa EDID Block 1 Bytes 128 255 80H FFH Block Type CEA EDID Timing Extension Version 3 E isc J Je e SES ie ie ifs ess EES ne Jn KS RS CheckSum amp Physical Address Table Each HDMI Input has their own physical address on Address 9E So each HDMI Input has different C S value m HDMI INPUT Physical Address Table m HDMI INPUT C S Table FHD om Howe Wome me Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 4 SET assembly adjustment method Caution Each PCB assembly must be checked by check JIG set Because power PCB Assembly damages to PDP 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
58. ck video output roabie dimus Replace one R614 R615 R616 R617 R627 R629 R632 R633 R634 R635 amp Recheck Check DDC Line Replace one R604 R606 R618 R620 R619 R621 R 605 R607 amp Recheck Follow procedure All source audio Maybe MTK5369 1C100 audio trouble shooting block has problems Replace it Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 14 USB Trouble Shooting Parallel TS DIF CVBS X TAL 27MHz Wi Fi HDMI 1 pp HDMI 2 With ge EEPROM HDMI 4 HD 51P FHD 80P PC RGB ES RGB H V With EEPROM CVBS COMP LR CVBS COMP LR PC AUDI O e CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz RS 232C 14 USB Trouble Shooting Check USB 2 0 Cable Check USB device If device is 2 5 inch HDD Check power adaptor Check 5V voltage level at Replace one of analog switch IC600 IC601 1C603 IC600 IC601 IC603 amp Recheck Maybe MTKS5369 IC100 has problems Replace It Exception USB power could be disabled by inrushing current n this case remove the device and try to reboot the TV AC power off on Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purp
59. e Ze RXA0 DIF N RP JACK SIDE PLACE DVDD3V3 AD22 AR24 0 01uF C207 100 R210 9 NO T2 BR NO T2 BR WEN MTK COR AVDBSSODEMOD GB e DSUB_G 3 3V_MULTI Ne p C202 c20 Ne E AU24 0 01uF C209 100 R212 SOLA R589 BP 33pF 33pF AP24 0 01uF C246 100 R238 0 50V 50V COM AL27 AT24 1500pF C210 1 16W Close to MT5395 coU PM AR22 53 R207 VGA_SDA RGB DDC SDA 22 R248 R249 R223 AM28 AP22 e I2C_SDA2 4 7K 4 7K 10K ae 9V5533_DEMOD VGA_SCL RGB_DDC_SCL e RP 42gR209 PTSB YN IF AGC AU s 22 eg T C232 NO_T2_BR Cees AT26 0 01uF C247100 R239 e I2C SCL2 OM1 0 047uF e AR26 0 01uF C223100 R226 e ROM DW DA 25V ES PB1P SC_G COMP2_Pb AP26 0 01uF C219100 R222 SE e e ROM DW CK ND T2 BR PRIP zn Pi ride 7 U35 AU26 0 01uF C221 100 R224 e R243 Y1P SC B COMP2 Y AV2 CVB 27K U34 AP25 1500pF C224 NO EU TP207 SOY1 e AU28 0 01uF C248 100 R240 COMO AP31 AT28 0 01uF C216100 R219 ete TP201 PBOP 3 AN30 AR28 0 01uF C212100 R215 TP202 PROP COMP1 Pr gt AP27 0 01uF C214 100 R217 YOP COMP1_Y AV1_CVBS v35 AR27 EU 0 R206 soyo SC_FB V34 1500pF T C257 e S Demod LNB vix UE AU30 Webs I2C SCLA lt AP28 e AP29 RIO VDACY_OUT gt SC_CVBS_OUT I2C_SDA4 A DVDD3V3 AD20 AVDD33 VDAC BG EU R232 00 C239 0 047uF EU AT30 AD21 SC CVBS IN CVBS3P AVDD33_VDAC R230 00C227 0 047uF AR30 A 1 2V_MTK_CORE COMP1_Y AV1_CVBS CVBS2P R229 00 C226 0 047uF AR31 AD19 TU CVBS CVBS1P AVDD12_RGB NO EU R231 00 C238 0 047uF NO EU AN29 SC B C
60. ed as below without special appointment 1 Temperature 25 C x 5 C 77 F 9 F CST 40 C 5 C 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage AC 100 240 V 50 60 Hz Standard Voltage of each products is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 4 Module General Specification 50 3D FHD Display Screen Device 127 cm 50 inch wide Color Display Module PDP 3 PDP Module PDPSOR4 RGB Closed Well Type Glass Filter 43 Pixel Format 1920 horiz By 1080 ver 4 Operating Environment a Temp 0 40 deg LGE SPEC 6 Humidity 20 80 Storage Environment 7 Temp 20 60 deg 8 Humidity 10 90 96 6 Input Voltage AC100 240V 50 60Hz Maker LG Copyright 2011 LG Electronics Inc All rights reserved e LGE Internal Use Only Only for training and service purposes 5 Model General Specification Market Albania Austria Belgium Bosnia Bulgaria Coratia Czech Denmark Estonia Finland France Germany Greece Hungary Ireland Italy Kazakhstan Latvia Lithuania Luxembourg Morocco Netherlands Norway Poland Portugal Roman
61. he customer Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes Leakage Current Hot Check See below Figure Plug the AC cord directly into the AC outlet Do not use a line Isolation Transformer during this check Connect 1 5 K 10 watt resistor in parallel with a 0 15 uF 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 5 mA 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 When 25A is impressed between Earth and 2nd Ground for 1 second Resistance must be less than O 1 Base on Adjustment standard LGE Internal Use Only SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 1 Application range This spec sheet is applied all of the PDP TV with PD22A chassis 2 Requirement for Test Each part is test
62. ia Russia Serbia Slovenia Spain Sweden Slovakia Switzerland Turkey Ukraine UK 1 2 Broadcasting system 1 PAL SECAM BG EU PAL Market PAL SECAM DK 2 3 4 SECAM L L 5 DVB T T2 Supporting T2 is only for PM T AW 6 7 DVBS Supporting S is only for PM S G Receiving system Analog Upper Heterodyne DVB T Digital COFDM 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 64 QAM 1 2 2 3 3 4 5 6 7 8 gt DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM gt DVB S symbolrate DVB S2 8PSK QPSK 2 45Msymbol s DVB S QPSK 2 45Msymbol s viterbi DVB S mode 1 2 2 3 3 4 5 6 7 8 DVB S2 mode 1 2 2 3 3 4 3 5 4 5 5 6 8 9 9 10 4 Scart Jack 1EA PAL SECAM Scart 1 Jack is Full scart and support RF OUT Analog MNT OUT Video Input 1EA PAL SECAM NTSC Rear Hybrid Jack Type RGB Input 1EA RGB PC Analog D Sub 15Pin al HDMI Input 2 or 3EA HDMI PC HDMI1 HDMI2 DVI HDMI3 HDMI4 HDMI DTV O SPD OM EA ano S 1 USB EA For SVC SW Download XStudio DNX oO 2 EhemetaNGEAy OOOO 0 13 PMCI IEA Commoners O S Copyright 2011 LG Electronics Inc All rights reserved xs LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Range This spec sheet appl
63. ies to PD22A chassis applied PDP TV all models manufactured in TV factory 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 654 10 of relative humidity if there is no specific designation 4 The input voltage of the receiver must keep 100 240V 50 60Hz 5 The receiver must be operated for about 5 minutes prior to the adjustment when module is in the circumstance of over 1576 n case of keeping module is in the circumstance of 0 C it should be placed in the circumstance of above 15 C for 2 hours n 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 m After RGB Full White in HEAT RUN Mode the receiver must be operated prior to the adjustment m Enter into HEAT RUN MODE 1 Press the POWER ON KEY on R C for adjustment 2 OSD display and screen display PATTERN MODE e Set is activated HEAT run without signal generator in this mode e Single color pattern WHITE of HEAT RUN MODE uses to check panel e 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
64. l Use Only Only for training and service purposes 18 3D Emitter el TS X TAL oF 27MHz ces USBO USB2 2 7 uss ES gt USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 F EEPROM HDMI 4 HD 51P FHD 80P RGB H V PC RGB 8888 With EEPROM CVBS COMP LR CVBS COMP LR PC AUDIO e CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz 18 3D Emitter Check 3D Emitter Cable Replace one of Check 5V voltage level at L900 amp Recheck L900 Maybe MTK5369 IC100 has problems Replace It Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes lt 3D function Block Diagram 30 gt source Main IC 38D to 2D Module LorR ASIC onl MT5369 include 3D function B T Emitter Pin Map CONNECTOR PIN MAP B T Emiter Direction SPEC 3 9V Normal 3 3V Normal Power GND UART RX HF to DTV e FW update UART_TX_RF from DTV RESET_RF from DTV No ISP from DIV e F W update Not Use 3D_SYNC_RF from DTV e 3D left right frame sync signal 60Hz 59 94Hz 50Hz 48Hz 47 95Hz GND Copyright O 2011 LG Electronics Inc All rights reserved de LGE Internal Use Only Only for
65. l Use Only Only for training and service purposes 3 Digital TV Video Trouble Shooting X TAL 27MHz uss ES gt Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI3 F EEPROM HDMI 4 RGB H V With EEPROM CVBS COMP LR PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz RS 232C 3 Digital TV Video Trouble Shooting Check RF Cable NC RESET SIF Replace one of Bead amp Recheck N Maybe Tuner has problems CVBS T C_IF_AGC A NO NCS po NCA O GND ERROR SYNC VAUD MOLE Ny jajajajaja Lech foo mia OIIO O0 4 0 O1 B Go PO 8 a sf af La se Lessssss rr ETE ETE Ki GND_2 1 23V L5 29 ESO 31 S2RESET 32 33V 383 S2 F22 OUTPUT 34 S2SCL 36 INB 37 GND GND 3 Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 4 Analog TV Video Trouble Shooting Parallel TS USB2 Ba uss E X TAL 27MHz Wi Fi 29 HDMI 1 HDMI HDMI2 With HDMI 3 F EEPROM HDMI 4
66. l Z BRH HBH ojo z x x dl S O nH amp pA S S S H H H gt R902 I2C SCL3 DO R904 R907 C902 Oreja mrio v m Je 10K S 10K S10K TuE ojejo a afjolulafalojaja M C gt SO Re T2C_SDA3 x zi R917 gt gt alallala a aalala Sue o o ER OPT T R910 P140 PCLBUZO INTP6 ES 3 POO TIOO TXD1 M dl 2 gt SC_MUTE 3 P01 TO00 RXD1 P130 c3 AANO d I DISE_EN R949 5 IC901 P20 ANIO AVREFP 3 3V ST LED RC KEY2 Ee e 6 F100GEAFB P21 ANI1 AVREFM ae jn 7 P22 ANI2 HDMI_CEC eRe R912 R913 8 P23 ANI3 K K 9 P24 ANI4 ANTE MODEL1 OPT O0 EEPROM SDA 10 T ISTE MODEL1 OPT 1 EEPROM SCL gt e 11 TAT gt C gt MODEL1_OPT_2 P A SUB SCL C Le MODEL1_OPT_3 e sr A N 3 3V_sT lt DRE e R914 4 7K ol eil al ofloflolo a o 4 we o Ald el Gol ol eil rn x o O s a vi OlOiboidlecl ol a x Diech ajaj j SO asa Aalays al MI NIN HH a oi of nyc Ed zl NT NT NRE RIE REN OO NYS e JA m o ejoj o a eP aj pec bi S x xX i E HP TG OM HI BR oOo mim a n rH Rfo a a 4a gt n NIN rm Nya nN oa Rei Akele ea e elo m miw0 nmjolian n m tRn tombe a 20 Eu a H D ojo 33K ao 3 8 3 GO R928 e e a n EE A LO ary A Du NJN A la x LS Hilo 33K V lo lo ZN ajo R929 pon E enl H 5 n m gt d KE E m o o a nj m e U B B zx x aala aiid e wn o S zx OPT m o Ka ooo D d o z 00 R905 e Si zu 100K 5 e un a t Ur J seh ON Zz Be ae a il Si 9 gt cx E mo m n mom m E I E mE o m Q0 Oo Di a
67. oses LGE Internal Use Only 15 Digital TV Recording Fail Trouble Shooting X TAL 27MHz HDMI HDMI 2 With HDMI 3 F EEPROM HDMI 4 HD 51P FHD 80P RGB H V PC RGB Si With EEPROM CVBS COMP LR CVBS COMP LR PC AUDIO e CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes X TAL 32 768kHz 15 Digital TV Recording Fail Trouble Shooting Follow procedure digital TV video audio trouble shooting Check video audio output Check HDD Replace HDD Check USB block Use USB Trouble shooting guide Maybe MTK5369 IC100 USB block has problems Replace It Copyright O 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 16 OPTIC Audio Out Trouble Shooting Parallel TS DIF CVBS USB2 Ba uss ES gt USBO X TAL 27MHz USB1 USB2 Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 8 EEPROM Wie HDMI 4 HD 51P FHD 80P RGB H V With EEPROM BS COMP LR PC RGB 63388 CVBS COMP LR PC AUDIO O CVBS COMP 9 SCART 32 768kHz RS 232C D Copyright
68. r Service Mode by pushing ADJ key 3 Enter White Pattern off of service mode and change off gt on 4 Enter W B ADJUST by pushing gt key at 3 W B ADJUST Gain Max Value is 192 So Never make any Gain Value over 192 and please fix one Value on 192 between R G and B Auto control interface and directions 1 Adjust in the place where the influx of light like floodlight around is blocked Illumination is less than 10ux 2 Measure and adjust after sticking the Color Analyzer CA 100 CA210 to the side of the module 3 Aging time After aging start keep the Power on no suspension of power supply and heat run over 5 minutes Auto adjustment Map RS232C 1 Sm w 5b o o 2 Ganser w b 0 10 3 omea w b 0 4 omase w b 0 2 s loreena w b 0 3 6 Ew w b 0 FF T WeumR ij a 0 5 weg ij b 0 s weng ij c 0 oor Co mam ij 0 oor n wame ij e 0 omr 12 wmB ij f 0 o cor i s 0 nn w coors ij o omer ap i i 0 omer rie coarse ij ij o omer rir wee j k 0 OFF el Wem ij 0 Orr Copyright 2011 LG Electronics Inc All rights reserved 8 Only for training and service purposes 4 3 Serial number download amp Model name DIL 1 Press Power on button of a service R C Baud rate 115200 bps 2 Connect RS232 C Signal Cable and
69. s red button on R C to enter Customer Support menu 2 Move to signal test menu And check Serial No amp Model Name Select the STATION gt Diagnostics gt To set Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes 40 lt 6 SW Download Guide Before put a epk to USB Stick make LG DTV folder in USB Then put epk file to LG DTV folder and Turn on TV 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick f 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 5 Updating Completed The TV will restart automatically After turn on TV Please press IN STOP button on ADJ Remote control F you don t have ADJ R C enter Factory Reset in OPTION MENU 6 When TV turns on check the Updated version on Product Service Info MENU After downloading have to adjust TOOL OPTION again LGE Internal Use Only BLOCK DIAGRAM Jie Su ino adds 3 ol Jld _idvos ps GY uv 008 anoosano a Oranv 3d ee u14dWO2 sgA2 NOHddd YEM Md Han g5 2d doe dH4 de 0H WOU i woudaa g Snik UYM J zwa WOH LINH 51 ianesed Sl 191148 dq LGE Internal Use Only 11 Copyright O 2011 LG Electronics Inc All rights reserved
70. s the technician from accidents resulting in personal injury from electrical shocks 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 TV receiver is blown replace it with the specified When replacing a high wattage resistor Oxide Metal Film Resistor over 1 W keep the resistor 10 mm away from PCB Keep wires away from high voltage or high temperature parts Before returning the receiver to the customer always perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock 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 1 MO and 5 2 MO 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 t
71. start Option Check Program Ver3 8 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 4 4 Check Tool Option and write Country Group amp Area Code Option D L Refer to Table 3 3 insert tool option Area Option 130 Nordic UI Use HW Option 1 1 Country Group Area Option AJ Myanmar 257 Etc Singapore Malaysia 257 Irap Lybia Yemen Syria Sudan West Afria Ect South Africa Alegeria Tunisia Kuwait Oman Kenya Uganda Palestine SBITANY 1 U A E Saudi Arabia Barhrain Israel H Y E 259 LGE Internal Use Only LN Scanner Pot com2 eil baud 9600 v Connect ERIC RK Data Input Mod MODEL EE z f eaud 555 Disconnect Z Connect i F VISION S N P Comm Mode First Only ISIO HRT Network inc SION 4 s External Option f START F5 iv Volume Set eg f BlueTooth EDID F Tool Option Write IO ra OK Init Set ComPort Errorl Init Scanner ComPort Errorl AA Son al SU UOS SE 3129 ES SIUS SED all Set Comm Info COMI OK 4 5 Checking the EYE Q Operation 1 Press the EYE Key on the adjustment remote controller 2 Check the Sensor DATA It must be under 10 and keep the data longer than 1 5s 3 Check OK Green Eye Check Factory Mode Sensor Data RSC oe Sensor
72. t 3D test pattern like below HDMI mode NO 872 pattern No 83 O K Foi zHDMI Mode 8724 Pattern Mo 8S3 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 K LGE Internal Use Only 4 9 LNB voltage and 22KHz tone check only for PM 0S 1 Test method 1 Press Power on button of a service R C Baud rate 115200 bps Connect cable between satellite ANT and test JIG Connect RS232 C Signal Cable Write LNB ON control command through RS 232 C check LED light ON at 18V menu check LED light ON at 22KHz tone menu Write LNB OFF control command through RS 232 C check LED light OFF at 18V menu check LED light OFF at 22KHz tone menu O COO JO OB C5 ND or eS uu ue uu ur ur 2 RS 232 command for test LNB at Set DI I 30 Cr ONKI or NG NI GIEX at Set DI Ij40 Cr ONKII or NG INIIGIIX 3 Test result After send LNB On command 18V LED and 22KHz tone LED should be ON After send LNB OFF command 18V LED and 22KHz tone LED should be OFF DVB S2 satellite signal J lt DVB satellite test JIG block diagram gt lt Remark gt After the measurement conditions witnessed in the last state 5 Set Information Serial No amp Model name 5 1 check the serial number amp Model Name 1 Push the menu button and pres
73. training and service purposes
74. uble Shooting Make sure you can t hear any audio Check Speaker Check Connector P800 Check Signal L801 L802 L803 L804 Check IC800 Power 17V 3 3V Check BCM2112 I2S Output AR800 Maybe MTK5369 IC100 has problems Copyright O 2011 LG Electronics Inc All rights reserved Only for training and service purposes Replace Speaker Replace Connector Replace one of Capacitor Register amp Recheck Replace It amp Recheck Replace It amp Recheck Maybe STA368 has problems Replace It LGE Internal Use Only 10 Digital TV Audio Trouble Shooting USBO USB2 Ba uss ES gt X TAL 27MHz USB1 Wi Fi gt usB2 HDMI 1 HDMI HDMI 2 With p ciate EB EEPROM HDMI 4 HD 51P FHD 80P RGB H V PC RGB 8888 With EEPROM CVBS COMP LR BS COMP LR PC AUDI O O RGB_LR SCART X TAL 32 768kHz CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes RS 232C 10 Digital TV Audio Trouble Shooting Follow procedure digital TV video heck vi Cheek viden oD nL trouble shooting Follow procedure All source audio Maybe MTK5369 1C100 internal trouble shooting audio DSP has problems Replace It Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Onl
75. y Only for training and service purposes 11 Analog TV Audio Trouble Shooting Parallel TS X TAL 27MHz USB2 Ba Uspi HS gt Wi Fi gt HDMI 1 HDMI HDMI 2 With HDMI 3 F EEPROM E HDMI 4 HD 51P FHD 80P RGB H V With EEPROM BS COMP LR SPDIF OUT PC RGB 63388 CVBS COMP LR PC AUDI O e CVBS COMP 9 SCART OPTIC D LAN lul Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes 32 768kHz RS 232C 11 Analog TV Audio Trouble Shooting Follow procedure analog TV video Check video output aub du Check Tuner Power Replace one of L1108 L1109 3 3V 1 8V amp Recheck Check SIF Signal TU1001 6 Pin Maybe Tuner TU1000 has problems Replace one of Q1001 C1000 R1006 R1012 R1013 amp Recheck Check SIF Signal C241 Follow procedure All source audio Maybe MTK5369 1C100 audio trouble shooting block has problems Replace It Copyright 2011 LG Electronics Inc All rights reserved LGE Internal Use Only Only for training and service purposes Parallel TS 12 Component RGB AV Audio Trouble Shooting DIF CVBS USB2 Ba uss E gt X TAL 27MHz USBO USB1 USB2 Wi Fi gt HDMI 1

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