LG Electronics 29LN46**-Z* manuals
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Very often issues with LG Electronics 29LN46**-Z* begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Flat Panel Television LG Electronics 29LN46**-Z* is responsible for and what options to choose for expected result.
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LG Electronics 29LN46**-Z* Service Manual
28 pages 6.84 Mb
2 CONTENTS3 SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICEGeneral GuidanceBefore returning the receiver to the customer, Leakage Current Cold Check(Antenna Cold Check) Leakage Current Hot Check (See below Figure) Leakage Current Hot Check circuit 4 SERVICING PRECAUTIONS6 SPECIFICATION9 ADJUSTMENT INSTRUCTION1. Application Range 2. Designation 3. Automatic Adjustment3.1. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN D/L 3.2. LAN Inspection3.2.1. Equipment & Condition 3.2.2. LAN inspection solution 3.2.3. WIDEVINE key Inspection 10 3.3. LAN PORT INSPECTION(PING TEST)3.3.1. Equipment setting 3.3.2. LAN PORT inspection(PING TEST) 3.4. Model name & Serial number Download SET PC3.4.1. Model name & Serial number D/L 3.4.2. Method & notice 3.5. CI+ Key checking method3.5.1. Check the method of CI+ Key value 3.5.2. Check the method of CI+ key value(RS232) 3.6. WIFI MAC ADDRESS CHECK 11 4. Manual Adjustment4.1. EDID DATA 12 4.2. White Balance Adjustment4.3. Magic Motion Remote control test 4.4. 3D function test 13 4.5. HDMI ARC Function Inspection4.6. Wi-Fi Test 4.7. LNB voltage and 22KHz tone check 4.8. Option selection per country4.8.1. Overview 4.8.2. Method 4.9. Tool Option selection 4.10. Ship-out mode check(In-stop) 4.11. GND and Internal Pressure check4.11.1. Method 4.11.2. Checkpoint 14 5. Audio6. USB S/W Download(Service only)* After downloading, have to adjust Tool Option again. 15 TROUBLE SHOOTING GUIDE19 EXPLODED VIEWFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC100 AT24C256C-SSHL-T 20120813 LCD-TV Port was changed !!!! I2C Model Option X-TAL 20 HDCP EEPROMNVRAMClose to eMMC Flash (IC8100) LVDS[31Pin LVDS OUTPUT Connector] BOOT STRAP Copyright 2013 LG Electronics. Inc. All rights reserved. 21 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS DECAP FOR SOC Rework (BOTTOM)DECAP FOR SOC (HIDDEN - UCC) IC701 K4B4G1646B-HCK0 IC702 H5TQ2G63BFR-PBC IC703 2 8MAIN/DDR FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS GND eMMC serial 100 ohm option (Just Interal LDO Capacitor) MS73/LN4600 CONTROL/IR/LED MICOM MODEL OPTIONPOWER_ON/OFF2_1 For Japan:LNB_INIT TOSHIBA_EMMC_8GB SAMSUNG_EMMC_4GB TOSHIBA_EMMC_4GBD501 1 ACM2012-900H-2P L506 5.5V D500 47 VSS 46 REGC 45 P121/X1 44 P122/X2/EXCLK 43 P137/INTP0 42 P123/XT1 41 P124/XT2/EXCLKS 40 RESET 39 P40/TOOL0 38 P41/TI07/TO07 37 P120/ANI19 36 P140/PCLBUZ0/INTP6 35 P00/TI00/TXD1 34 P01/TO00/RXD1 33 P130 32 P20/ANI0/AVREFP 31 P21/ANI1/AVREFM 30 P22/ANI2 29 P23/ANI3 28 P24/ANI4 27 P25/ANI5 26 P26/ANI6 25 P27/ANI7 P147/ANI18 P10/SCK00/SCL00 P11/SI00/RXD0/TOOLRXD/SDA00 P12/SO00/TXD0/TOOLTXD P13/TXD2/SO20 P14/RXD2/SI20/SDA20 P15/PCLBUZ1/SCK20/SCL20 P16/TI01/TO01/INTP5 P17/TI02/TO02 P51/INTP2/SO11 P50/INTP1/SI11/SDA11 1 IC3000R5F100GEAFB MICOM_LEAD_Au Dont Connect Power At VDDIP60/SCLA0 2 P61/SDAA0 3 P62 4 P63 5 P31/TI03/TO03/INTP4 6 P75/KR5/INTP9/SCK01/SCL01 7 P74/KR4/INTP8/SI01/SDA01 8 P73/KR3/SO01 9 P72/KR2/SO21 10 P71/KR1/SI21/SDA21 11 P70/KR0/SCK21/SCL21 12 P30/INTP3/RTC1HZ/SCK11/SCL11 13 14 15 16 17 18 19 20 21 22 23 P146 24 48 VDD2 3 4 5.5V IC8100 THGBM5G5A1JBAIR IC3000-*1 R5F100GEAFB#30 22 Renesas MICOMPOWER_ON/OFF2_4 1 0 For DebugHDMI_WAUP:HDMI_INIT POWER_ON/OFF2_3 POWER_ON/OFF2_2 MICOM MODEL OPTIONGP4 High/MID Power SEQUENCEDont remove R3014, not making float P40 For CEC UART FOR DEBUG29LN460 2012.12.22 3 820120823 CJLIM Delete needless ESD diodes USB_WIFI MAX 0.4A eMMC I/F[DV2]THERMAL [EP]GND 39 RX2+ 38 RX2- 37 RX1+ 36 RX1- 35 RX0+ 34 RX0- 33 RXC+ 32 RXC- 31 VDD33_1 30 AVDD12 29 TXC- 28 TXC+ 27 TX0- 26 TX0+ 25 TX1- 24 TX1+ 23 TX2- 22 TX2+ 21 HPD_IN GPIO1/CI2CA VREG33_OUT INT 5 1 RESET RSVDL2 2 3 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS DDC_SCL_MHL (CD_SENCE) INTERFACE/MHL/HDMI/USB PLACE AT JACK SIDE UI : HDMI1 DEBUG FOR INTERNAL AMOD.HDMI_DET DDC_SCL_4_JACK #MHL_OCP MHL_DET IC3304 SIL1292CNUC VDD12_1 4 RSVDL1 6 PWR5V_DET 7 DSDA 8 DSCL 9 CBUS/HPD 10 VDD5_IN 11 RSVDNC 12 13 PS_CTRL 14 HDMI_DET 15 16 GPIO0 17 CSDA 18 CSCL 19 CEC_A 20 VDD12_2 40 VDD33_2 41R3357 10K R3312 47K IC4306 TPS2066CDGNR MAX 1.5A OCP USB2/3 USB3 MAX 1.5A USB2 DVR Ready OCP USB1 USB1 MAX 1.8A 23 USB InterfaceAV/COMPONENT REAR Ethernet Block PC AUDIOHDMI ARC HDMI MHL 4 820120813 LCD TV 20120813 LCD-TV Change OCP IC(BD82024FVJ->TPS2051BDBV) Current Limit EAX65323501THERMAL [EP]GNDAUDIO/HP/LNB/B-CAS SPEAKER_R SPEAKER_L 39 GND_IO 38 CLK_I 37 AD 36 RESET 35 BST1A 34 PGND1A 33 OUT1A 32 PVDD1A 31 PVDD1B 1 30 OUT1B 29 PGND1B 28 BST1B 27 VDR1 26 VCC5 25 AGND 24 VDR2 23 BST2A 22 PGND2A 21 OUT2A DVDD 5 6 DGND_PLL 2 GND 3 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS +5V_NORMAL IC8101 NTP7513 VDD_PLL 4 AGND_PLL DGND 7 SDATA 8 WCK 9 BCK 10 SDA 11 SCL 12 FAULT 13 MONITOR_0 14 MONITOR_1 15 MONITOR_2 16 BST2B 17 PGND2B 18 OUT2B 19 PVDD2B 20 PVDD2A 40 VDD_IO 41IC6300 TDA8024TT IC6900 A8303SESTR-T EARPHONE AMP 2A1ST : 0TRIY80001A 2ND : 0TR387500AA AUDIO AMP 24 RS-232C Control INTERFACEDVB-S2 LNB Part AllegroOuput trace widths should be sized to conduct at least 2A 3A(Option:LNB)Input trace widths should be sized to conduct at least 3A 20120813 CJ.LIM T-NTP7513->EAN62653101 20120813 LCD-TV Delete diodes 20120813 LCD-TV 20120813 LCD-TV Delete RS232C block B-CAS (SMART CARD) INTERFACE20120913 CJLIM ADD B-CAS CARD SLOT FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS +12V REDUCE RIPPLE CURRENT Vout=0.765*(1+R1/R2)2012.10.16 LCD-TV POWER / LED driver CI POWER ENABLE CONTROL Vout=0.8*(1+R1/R2)24V-->3.48V ST_3.5V-->3.5V 12V-->3.58V Power_DETRL_ON_BUFFER +5V_NORMAL IC2404 RT8289GSP IC2409 DT1641AS DDR MAIN 1.5V FIRST BOOST UP+12V +5V_Normal19V->12V(Real Output : 12.3V) PANEL_POWER 25 5A+1.2V MTK CORE +3.5V_ST 3AVout=0.827*(1+R1/R2)=1.521VVOUT#1=53.2V REDUCE INDUCTOR TEMP ISSUE VOUT = VREF*(1+51K/680) = 0.7 *(1+51K/680) = 53.2V FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PSC008-01 JK4600 IC6000 AZ4580MTR-E1 [SCART AUDIO MUTE] EU Full Scart(18 Pin Gender)AUD_OUT >> EU/CHINA_HOTEL_OPT Close to MT5369 Close to MT5398 CI DETECT CI TS INPUT Close to MT5369 26 PLACE AT MAIN SOC SIDE PLACE AT IC6000PLACE AT JACK SIDE7 8 SCART/CI SLOT FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU6400 TDSS-H501F(B) DEMOD_TSDATA4 EXT2_TS_D0 DEMOD_TSDATA2 EXT2_TS_Val DEMOD_TSDATA3 EXT2_TS_Sync DEMOD_TSDATA1 EXT2_Ts_CLK DEMOD_TSDATA0 Ext_Ts_D0 TUNER 2A Vout=0.6*(1+R1/R2)TU6405 TDSH-G501D(B) TU6403 TDSN-B601F(B) TU6406 TDSQ-G601D(B) TU6401 TDSW-J501F(B) 27 TunerTUNER MULTI-OPTION 8 8close to TUNER DEMOD_TSSYNC Ext_TS_Sync DEMOD_TSCLK Ext_TS_CLK USE Two serial TS Port for Japan : MTK DEMOD_TSVAL Ext_Ts_VAL A2 Ball Name Function
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