Internal Use Only LED TV SERVICE MANUAL CHASSIS : UA63J MODEL : 49UH6500 49UH6500-UB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL69413302 (1601-REV00)
Page 17
: ‘2016’ -> ‘1A' / HDMI3 / HDMI4 are Writing and display OK or NG. ⓓ Model Name(Hex): LGTV For HDMI EDID ⓔ Checksum(LG TV): Changeable by total EDID data. DVI-D to HDMI or HDMI to HDMI ⓕ Vendor Specific(HDMI) 5.2.4.1. EDID...
Page 35
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16 Symbol A THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 36
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16 Symbol B THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 37
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16 Symbol C THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 38
2015.02.09 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16 DDR3-M0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 39
2016.02.09 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16 DDR3-M1 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 40
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR VCC & GND THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 41
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 42
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR Panel Power THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 43
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 44
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 45
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. M16 UHD-mid Power LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 46
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. M16 UHD-mid Power LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 47
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. M16 UHD-mid Power LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 48
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 49
15/06/13 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16_0.9V Core THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 50
15/06/13 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16_0.9V CPU THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 51
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR M16_0.9V DDR & C4TX THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 52
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2015.06.27 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR MICOM_NEC THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 53
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR HDMI SYMBOL THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 54
2015.02.11 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR HDMI RX THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 55
2015-01-10 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR HDMI THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. HDMI LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 56
2015.02.16 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR AV JACK THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 57
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 58
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2015.02.09 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR IR/KEY/WIFI/BT THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 59
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR JACK_USB2_2.0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 60
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR USB 2_2.0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 61
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR JACK_USB3_2.0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 62
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR USB3_2.0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 63
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR ETHERNET JACK THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 64
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 65
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR NTP AMP THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 66
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 67
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR HP JACK THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 68
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR HEADPHONE AMP THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 69
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TUNER 2015.04.20 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 70
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU_SYMBOL 2012.09.14 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 71
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR +1.2V_DEMOD THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 72
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR RS232C THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 73
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 74
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 75
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 76
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 77
2015.02.09 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR eMMC 5.0 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 78
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR SMD GASKET THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
TROUBLE SHOOTING GUIDE LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 81
Circuit noise, mechanical noise F. Exterior error Exterior defect First of all, Check whether there is SVC Bulletin in GSCS System for these model. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 82
Always check & record S/W Version and White Replace Main Board Re-enter White Balance value Balance value before replacing the Main Board LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 83
Check and Normal voltages of Power No Video/ replace voltage? Board ( 13V) No audio MAIN B/D Replace Power Board and repair parts LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 84
2. Install Booster S/W Upgrade Normal Contact with signal distributor or broadcaster (Cable or Air) Picture? Normal Picture? Replace Main B/D Close Close LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 85
Request repair for external device/cable Check external External device device and Replace Main/T-con B/D HDMI /Cable cable error normal LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 86
Screen (Check normal operation of normal? Main /T-con External Input, Component, RGB and HDMI/DVI by connecting Jig, pattern Generator ,Set-top Box etc. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 87
Measure voltage of each output of Power B/D Normal? Normal Replace Main B/D voltage? Normal Close Check 13V(For STBY 3.3V) voltage? ☞A18 Replace Power B/D Replace Power LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 88
Power off by unknown status except listed case "POWEROFF_ABNORMAL1" Power off by abnormal status except CPU trouble Abnormal "POWEROFF_CPUABNORMAL" Power off by CPU Abnormal LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 89
Screen normal voltage Speaker off Board Cancel OFF Replace Power Board and repair parts Check Replace MAIN Board Disconnection Speaker disconnection Replace Speaker LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 90
Connect and check Normal External Input other external audio? signal error) device Check and fix external device Check and fix external device LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 91
(Power B/D don’t have problem) If R/C operate, Normal Close Explain the customer operating? cause is interference from light in room. Replace R/C LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 92
Down load the Firmware * If you conduct the loop at 3times, change the M4. * INSTART MENU14.RF Remocon Test3. Firmware download LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 93
Voltage? 1pin Main B/D Close Check & Repair Wifi cable connection ☞A4 Wi-Fi Mac value is “NG”? Close Change the Wifi assy LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 94
Check the Camera Ver. Reconnect the Normal Replace INSTART menu is “NULL”? operation? Camera module Main B/D Close Change the Camera module LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 95
- S/W Version HDMI/ Check and fix DVI, Optical Replace Main B/D Fix in external device/cable Recognition error accordance with technical information LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 96
“Part related to nose” in the Owner’s then proceed as shown in the solution manual Manual. (For models without any fix information, provide the description) LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 97
Zoom part with Module Replace module exterior damage damage Cabinet Replace cabinet damage Remote control Replace remote control damage Stand Replace stand dent LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 98
A-2/5 <Appendix> Defected Type caused by T-Con/ Exchange Power Board (PSU) A-3/5 Inverter/ Module Exchange Module (1) A-4/5 Exchange Module (2) A-5/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 99
Voltage and speaker checking method when there is no audio Remote control operation checking method D. Function error Motion Remote, Wi-Fi operation checking method LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 100
3. After recording the R, G, B (GAIN, Cut) value of Color Temp (Cool/Medium/Warm), re-enter the value after replacing the MAIN BOARD. (Cool/Medium/Warm), re-enter the value after replacing the MAIN BOARD. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 101
Channel Tuning Manual Tuning Antenna DTV, Cable DTV Signal Strength is too strong : Use attenuator (-10dB, -15dB, -20dB etc.) Signal Strength is too weak : Use Signal Booster LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 102
Content date <ALL MODELS> 1. Checking method for remote control for adjustment Version Press the IN-START with the remote control for adjustment LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 103
1. Check the signal strength or check whether the screen is normal when the external device is connected. 2. After measuring each voltage from power supply, finally replace the MAIN BOARD. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 104
Revised Content connection diagram date <ALL MODELS> As the part connecting to the external input, check the screen condition by signal LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 105
Check Link Cable (LVDS) reconnection condition date <58UH63> P801 Check the contact condition of the Link Cable, especially dust or mis insertion. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 106
Content Check Link Cable (LVDS) reconnection condition date <43UH65> Check the contact condition of the Link Cable, especially dust or mis insertion. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 107
Check Link Cable (LVDS) reconnection condition date <43UH75> P801 P802 P201 Check the contact condition of the Link Cable, especially dust or mis insertion. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 108
You can view 8 types of patterns using the ADJ Key Checking item : 1. Defective pixel 2. Residual image 3. MODULE error (ADD-BAR,SCAN BAR..) 4.Video error (Classification of MODULE or Main-B/D) LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 109
Solder defect, CNT Broken Solder defect, CNT Broken T-Con Defect, CNT Broken Abnormal Power Section Solder defect, Short/Crack Solder defect, Short/Crack A - 1/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 110
Abnormal Power Section Solder defect, Short/Crack Abnormal Display Fuse Open, Abnormal power section Solder defect, Short/Crack Noise GRADATION GRADATION A - 2/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 111
Appendix : Exchange Power Board (PSU) No Light Dim Light Dim Light Dim Light No picture/Sound Ok A - 3/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 112
Appendix : Exchange the Module (1) Crosstalk Press damage Crosstalk Press damage Press damage Un-repairable Cases In this case please exchange the module. A - 4/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 113
Un-repairable Cases In this case please exchange the module. Horizontal Block Gate TAB IC Defect Gate TAB IC Defect A - 5/5 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 114
B. Power error _No power symptom date Revised Content Check front Power Indicator date ST-BY condition: On or Off Power ON condition: Turn Off LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 115
PWR-On P-DIM2 13.2V 13.2V 13.2V 13.2V 13.2V P-DIM1 DRV-On SCLK VSINC 12Pin map (LPB) PWR-On P-DIM2 13.2V 13.2V 13.2V 13.2V 13.2V P-DIM1 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 116
<ALL MODELS> Entry method 1. Press the IN-START button of the remote control for adjustment 2. Check the entry into adjustment item 3` LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 117
1. Press the Setting button on the remote control 2. Select the Sound function of the Menu 3. Select the Sound Out 4. Select TV Speaker LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 118
② Measure the 13.2V input voltage supplied from Power Board (If there is no input voltage, remove and check the connector) ③ Check the sound LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 119
“B” Checking order 1. Check IR cable condition between IR & Main board. 2. Check the st-by 3.5V on the pin 18 LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 120
“B” Checking order 1. Check Motion cable condition between Motion assy & Main board. 2. Check the 3.3V on the pin 1. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 121
21 GND Checking order 1. Check Motion cable condition between Motion assy & Main board. 2. Check the 3.3V on the pin 1. LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 122
Contents 1. PCB Layout 2. Changed Feature 3. CST Solution 4. Power Pin 5. HDMI2.0a LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
USB1 USB1 Power Power HDMI3 HDMI3 (12or18P) (12or18P) HDMI1 HDMI1 USB2 USB2 HDMI2 HDMI2 183(174)mm 183(174)mm 232C 232C SPK(4P) SPK(4P) IR&Combo(21P) IR&Combo(21P) LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 124
2K 120Hz MEMC 4K NR / SR 4K TNR(O)/SR HDMI2.0 /1.4 V16/V15 4K@60Hz V16 T-con M+, RGB 2 Tuner Remark Multi-view Twin TV MEMC LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 125
3. CST Solution 50/58UH63 Top side Bottop side LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 126
3. CST Solution 43UH65,43UH75 Top side Bottop side LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 127
2.18Pin map (LPB) + Local (LPB) Dimming PWR-On P-DIM2 13.2V PWR-On P-DIM2 13.2V 13.2V 13.2V 13.2V 13.2V 13.2V 13.2V 13.2V 13.2V P-DIM1 P-DIM1 DRV-On SCLK VSINC LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...
Page 128
maximum encoded luminance is typically mastered to 100 cd/m2. Traditional Gamma – HDR Luminance Range : maximum encoded luminance is understood to be the maximum luminance of the Sink device LGE Internal Use Only Copyright 2016 LG Electronics Inc. All rights reserved. Only for training and service purposes...