LG Electronics MFL67360901 manuals
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Very often issues with LG Electronics MFL67360901 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 MFL67360901 is responsible for and what options to choose for expected result.
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LG Electronics MFL67360901 Service Manual
118 pages 10.04 Mb
LED LCD TV SERVICE MANUAL2 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 SPECIFICATION10 ADJUSTMENT INSTRUCTION1. Application Range 2. Designation 3. Automatic Adjustment3.1. ADC Adjustment3.1.1. Overview 3.1.2. Equipment & Condition 3.1.3. Adjustment 11 3.2. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN D/L3.3. LAN3.3.1. Equipment & Condition 3.3.2. LAN inspection solution 3.3.3. WIDEVINE key Inspection SET PC 3.4. LAN PORT INSPECTION(PING TEST)3.4.1. Equipment setting 3.4.2. LAN PORT inspection(PING TEST) 12 3.5. Model name & Serial number Download3.5.1. Model name & Serial number D/L 3.5.2. Method & notice 3.6. CI+ Key checking method3.6.1. Check the method of CI+ Key value 3.6.2. Check the method of CI+ key value(RS232) 3.7. WIFI MAC ADDRESS CHECK 13 4. Manual Adjustment4.1 EDID(The Extended Display Identification Data)/DDC(Display Data Channel) download4.1.1. Overview 4.1.2. Equipment 4.1.3. Download method 4.1.4. EDID DATA 14 4.2. White Balance Adjustment4.2.1. Overview 4.2.2. Equipment 4.2.3. Equipment connection MAP 4.2.4. Adj. Command (Protocol) 4.2.5. Adj. method 4.2.6. Reference(White balance adjusmtment coordinate and color temperature) 4.2.7. LED White balance table 15 4.3. EYE-Q function check4.4. Local Dimming Function Check 4.5. Magic Motion Remote control test 16 4.6. 3D function test4.7. Wi-Fi Test 4.8. LNB voltage and 22KHz tone check 4.9. Option selection per country4.9.1. Overview 4.9.2. Method 4.10. Tool Option selection 4.11. Ship-out mode check(In-stop) 4.12. GND and Internal Pressure check4.12.1. Method 4.12.2. Checkpoint 17 5. Audio6. USB S/W Download(Service only)* After downloading, have to adjust Tool Option again. MTK 18 SideRearjpG jpG 19 EXPLODED VIEWIC104 AT24C256C-SSHL-T 8 HEAT SINK SMD GASKET MID_MAIN_1 2011.12.13 NVRAM Model OptionClose to eMMC Flash (IC8100) I2C X-TAL JTAG 20 HDCP EEPROMCrystal Matching Test result : 27pF -> 20pF -> 24pF EAX6430790* : LD22* / LC22* EAX6443420* : LT22* / LJ22* / LA22* / LB22*Copyright 2012 LG Electronics. Inc. All rights reserved. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PLACE AT JACK SIDECH6 CH5 CH4 CH2 CH1 CHANGE SYMBOL Place at JACK SIDEMID_MAIN_2 2011.12.19 9 LGE2112 21 PLACE AT JACK SIDECH3 10 2011.12.09 MID_MAIN_3 DECAP FOR SOC (HIDDEN - UCC) DECAP FOR SOC (BOTTOM) 22 SMD Gaskit23 PLACE AT MAIN SOC SIDE2011.12.30 11 MID_MAIN_SCART PLACE AT JACK SIDE PLACE AT IC600024 IC703IC701 IC704 IC702 LGE2112 DDR ONE SIDE 12 2011.12.09 25 132011.11.21 MID_MAIN_CI CI TS INPUT Close to MT5369 Close to MT5369 CI TS OUTPUT Close to MT5369 CI DETECT FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Vout=(0.763+0.0017*Vout.set)*(1+R1/R2) Vout=0.8*(1+R1/R2) 3A$ 0.145 12V-->3.58V 24V-->3.48V 3AVout=0.827*(1+R1/R2)=1.521V DEV_DCDC_TPS54327 26 On-semi+3.3V_NORMAL DDR MAIN 1.5V#16/#20/#23 LD - GND OR USE LE(N.L.D.) - OPEN LE(L.D.) - USE FROM LIPS & POWER B/D PANEL_POWER Power_DET +5V_Normal4A FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC3000 For Debug 27 Renesas MICOMMICOM MODEL OPTION10 GP4 High/MID Power SEQUENCE Eye Sensor Option 29 RGB/ PC AUDIO/ SPDIFSPDIF OUT 31 RS232C CVBS 1 PHONE JACKCOMPONENT 1 PHONE JACK FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 32 IR & KEYIR / KEY 2011.11.21 41 RGB Sensor Zener Diode isCOMMERCIAL Soft Touch Micom D/L close to waferCOMMERCIAL FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 33 3AUSB3_HUB_WiFi 2011.10.26 43 USB_DCDC_SN1104041L4306 BLM18PG121SN1D IC4306 MAX 0.4A From SoC USB3 MAX 1.5A USB_WIFI USB2 MAX 1.5A DVR Ready +5V_USB FOR USB1 35 ZigBee_Radio Pulse M_REMOTE OPTIONALL M_REMOTE OPTION 36 Ethernet Block41 T/C/S & H/NIM & T2/C TUNER(EU & CHINA)42 DVB-S2 LNB Part AllegroFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS (Option:LNB) 2AMax 1.3A IC6900 A8290SETTR-T DCDC_GND and A_GND are connected in pin#27 3APCB_GND and A_GND are connected Input trace widths should be sized to conduct at least 3A DCDC_GND and A_GND are connected Ouput trace widths should be sized to conduct at least 2A FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS COMMERCIAL_OPTION 2011.11.21 70 43 AUDIO OUT JACK (OPT:COMMER_EXT_AMP)[51Pin LVDS OUTPUT Connector] [41Pin LVDS OUTPUT Connector] 44 LVDS71 LVDS_HIGH_MID 2011.08.11 33 1/16W L/DIM_OUT 45 LOCAL DIMMING[To LED DRIVER] LOCAL DIMMING 2011.12.13 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC7700 TPS65178RSLR 2011.12.01 77 46 <LEVEL SHIFTER BLOCK><POWER BLOCK>[Right Source(41PIN LOCATION)] [Left Source(51PIN LOCATION)] THIS IS REVERSE PATTERN !!!!CH6 CH5 CH4 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS (Just Interal LDO Capacitor) SANDISK_EMMC_4GB SAMSUNG_EMMC_2GB DEV_HYNIX_EMMC_4GB HYNIX_EMMC_2GBIC8100-*3 H26M31001EFR IC8100-*2 KLM2G1HE3F-B001 IC8100 SDIN5D2-4G-974L1 11.09.29 81 47 eMMC I/FDont Connect Power At VDDI 51 CONTENT 52 EPI InterfaceEPI(Embedded Point-Point Interface) Features Merits 53 EPI Interface (mini-LVDS vs. EPI)ComparisonEPI (Embedded clock P-to-P Interface) HF mini-LVDS What to change-Difficult to upgrade bandwidth limit -Multiple number of wires needed for higher bandwidth LCM (T-con to S-Driver IC) HF mini-LVDS EPI 55 Main PCB for Broadband 56 MTK5369 Block Diagram( LM76 )Side Rear 57 Jack InterfaceMain SoC MTKAZ4580MFull Scart(18 Pin Gender) IC6100 TPA6132A2 58 GP4 Backend block diagram (EPI & T-con)IC7700 TPS65178 IC7701 TPS65198 Main SoC MTK 59 GP4 Backend block diagram (EPI & T-Con)EPI CH1/2/3 EPI CH4/5/6 60 GP4 Backend block diagram (LVDS Tx & Local Dimming)LVDS Tx BlockMain SoC MTKOutput 51Pin 41Pin OutputDual-link LVDS OutputLVDS_SEL : H=JEIDA, L or NC=VESA (LGD) BIT_SEL : H or NC = 10-bit, L = 8-bit 61 Interconnection - 163 2012Y IR + Soft Touch LED Lighting Scenario65 Introductions of GP4 Sensor (Touch IC)Touch EEPROM Register change with USB port Addr Value 67 1. System69 3. M4 Block Diagram70 4. Function list73 WIFI Built in assy feature(LGIT)77 1. Widevine?78 2. HDCP 2.0 & NETFLIX?79 3. DTCP?80 4. Changed BOM82 Contents of LCD TV Standard Repair ProcessFirst of all, Check whether there is SVC Bulletin in GCSC System for these model. 83 Contents of LCD TV Standard Repair Process Detail Technical ManualContinue to the next pagedate Revised date 1/13 symptom A. Video error No video/ Normal audio A4A1 A2 A28 A7 & A3 84 First of all, Check whether all of cables between board is inserted properly or not.(Main B/DPower B/D, LVDS Cable,Speaker Cable,IR B/D Cable,,,) 86 A. Picture Problem87 A. Picture Problem (DVB-S/S2)A6 A7 88 A8A10/ A11 A12date Revised date 4/13 symptom 2010. 12 .14 89 Vertical/Horizontal bar, residual image, light spotVertical / Horizontal bar, residual image, light spot, external device color error For other panel For LGD panel A12 External device screen error-Color errordevice and cable date Revised date 5/13 A8 A10/ A11 A28 B. Power errorNo power Close A4 A18 A17 A19date Revised date 6/13 . Stand-By: Red . Operating: white 90 98 Contents of LCD TV Standard Repair Process Detail Technical Manual
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