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LG 65UF9500 Service Manual
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LG 65UF9500 Service Manual

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LED TV
SERVICE MANUAL
CHASSIS : LA52V
MODEL : 65UF9500
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL68663802 (1412-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
65UF9500-UA
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

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  • Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LED TV SERVICE MANUAL CHASSIS : LA52V MODEL : 65UF9500 65UF9500-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL68663802 (1412-REV00) Printed in Korea...
  • Page 2 PRODUCT SAFETY ................. 3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION .............. 14 EXPLODED VIEW .................. 26 SCHEMATIC CIRCUIT DIAGRAM ..........APPENDIX TROUBLESHOOTING GUIDE ...........APPENDIX - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Servicing Precautions

    - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 1. Clip each fuse or resistor lead at top of the circuit board hollow stake. 2. Securely crimp the leads of replacement component around notch at stake top. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 6: Specification

    2) Demanded other specification - Safety : UL, CSA, CE, IEC specification - EMC : FCC, ICES, CE, IEC specification - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 7: General Specification

    Display Colors 1.07 B @ (10-bit) Surface Treatment Hard coating(2H), Anti-glare treatment of the front polarize (Haze 1% Typ.) - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 8: Component (Y, Pb, Pr)

    UDTV 2160P UHD only 4096*2160 53.95 23.97 296.703 UDTV 2160P UHD only 4096*2160 24.00 297.00 UDTV 2160P UHD only - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 9 67.5 30.00 UDTV 2160P UHD only 4096*2160 60.00 UDTV 2160P UHD only(Port1,2) 4096*2160 59.94 593.407 UDTV 2160P UHD only(Port1,2) - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 30.00 297.00 HDTV 2160P 3840*2160 HDTV 2160P 2D to 3D, Top & Bottom(half), 4096*2160 Side by Side(half), Port1,2 Only - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 Primary(HDTV 1080I) Field alternative (HDTV 1080I) 67.432/67.50 59.94 / 60 148.35/148.5 Frame packing Primary(HDTV 1080I) Field alternative (HDTV 1080I) - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 Top & Bottom(half), Side by Side(half) Others 640*350 2D to 3D, 720*400 Side by Side(half), Top & Bottom 640*480 800*600 1152*864 - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 **Remark: 3D Input mode Side by Side Top & Bottom Checkerboard Single Frame Frame Packing Line Column Sequential Interleaving Interleaving LLLLL - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 14: Adjustment Instruction

    3.3. Etc. ▪ Ship-out mode ▪ Service Option Default ▪ USB Download(S/W Update, Option, Service only) ▪ ISP Download (Option) - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 1) Play the LAN Port Test PROGRAM. 2) Input IP set up for an inspection to Test Program. *IP Number : 12.12.2.2. - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 C. Serial number D/L must be conformed when it is produced in production line, because serial number D/L is mandatory by D-book 4.0 - 16 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 17: Manual Adjustment

    Monthly : ‘01’ -> ‘01’ Year : ‘2015’ -> ‘19 ⓓ Model Name(Hex): LGTV ⓔ Checksum(LG TV): Changeable by total EDID data. ⓕ Vendor Specific(HDMI) 5.2.4.1. EDID ● DTS #HDMI1 (C/S: 0xA0, 0xE5) - HDMI UHD Deep On Case...
  • Page 18 EDID Block 0, Bytes 0-127 Case EDID Block 0, Bytes 0-127 EDID Block 1, Bytes 128-255 EDID Block 1, Bytes 128-255 - 18 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 #HDMI1 (C/S: 0xA0, 0x60) - HDMI UHD Deep On Case EDID Block 0, Bytes 0-127 EDID Block 1, Bytes 128-255 EDID Block 1, Bytes 128-255 - 19 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 HDMI Deep Color Off EDID Block 0, Bytes 0-127 FFh (Checksum) FFh (Checksum) HDMI1 HDMI2 HDMI3 HDMI4 EDID Block 1, Bytes 128-255 - 20 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 21: White Balance Adjustment

    Gain adj.(internal white pattern) Gain adj. completed Offset adj.(internal white pattern) Offset adj. completed End White Balance adj. (internal pattern disappears ) - 21 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 (*) AUO, INX, Sharp, CSOT, BOE using model (Cool 13000K The Warm 0.313±0.002 0.329±0.002 6500K 0.0000 Spec in this case.): DV standard webOS Cool Medium Warm Target - 22 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 1) Please input 3D test pattern like below (HDMI mode NO. 872 , pattern No.83) 2) When 3D OSD appear automatically , then select green button - 23 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 ▪ After final inspection, press In-Stop key of the Adj. R/C and TEST program (It’s connected to MSHG-600) check that the unit goes to Stand-by mode. - 24 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 (2) Select "Tool Option 1" and Push “OK” button. (3) Punch in the number. (Each model has their number.) - 25 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 26: Exploded View

    Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 26 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LG1210D System I/F LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 28 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN POWER 11/05/31 LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 29 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR MAIN AUDIO/VIDEO THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 30 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN DDR LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 31 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 32 2012-10-20 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. PCMCIA LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 33 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR LG1210D GND THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 34 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR CORE POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 35 2012-12-07 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 36 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 37 2012.02.22 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MICOM LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 38 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LG1210D HDMI I/F Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 JACK HIGH/MID 2012.10.09 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 40 IR / KEY 2012.10.10 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 41 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR USB JACK THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 42 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. SCART GENDER LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 43 2011.12.09 LAN_VERTICAL ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 44 2012-09-12 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR ETHERNET THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 45 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 46 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 47 SCART AUDIO AMP ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 49 JAPAN B-CAS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 50 TUNER 2014.04.29 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 51 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 52 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 53 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS LNB1 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 54 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 55 11.09.29 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 56 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR U_LVDS INPUT THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 57 2013.12.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR Output_wafer THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 58 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR 0.1uF THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. 2013.12.17 4th layer URSA7_DDR LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 59 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2013.12.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 60 2013.12.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. U_Power LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 61 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2013.12.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 62 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR CLIP TYPE THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right 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 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 65 Overview for `15 ULTRA HD Model (Hardware) LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 66 1) To watch the HDMI2.0 6G properly, it is necessary to switch HDMI ULTRA HD deep color ON. (default OFF) 2) If you set the “HDMI ULTRA HD Deep Color” setting OFF, HDMI 1.4 legacy issue does not occur. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 67 10+10W (55”/65”) • Woofer 10+10W Speaker system : 3 WAY 6 SPK * Front, woofer, twitter Box type Woofer Mid-range Tweeter LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 68 2. Color sensor Adjusts the image quality and brightness based on the surrounding environment. 2015 model : Intelligent sensor + Color sensor LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 69 (BT Combo) 55” Wi-Fi + Bluetooth Combo 10 9 12 11 14 13 16 15 18 17 IR + Key Assy LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 70 TV Repair Guide `15 years New Models < Applicable Model > 65UF9500-UA LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 71 T-CON B/D MHL3.2 IC Audio AMP Power From LPB Audio woofer + front + tweeter B/T + Wi-Fi + Jog Key +IR LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 72 HDMI2.0 eMMC Vx1 8Lane Vx1 8Lane / VIDEO Vx1 4Lane / OSD URSA9 Vx1 8Lane 16x4 DDR3 1Gb x 4 (1866) LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 73 2. H15 Block Diagram (Internal) LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 74 3. H15 Data Path Diagram LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 75 DIM5/GPIO[37] (URSA9_PQ_DEBUG) DIM6/GPIO[38] URSA_BIT0/1/2 0/1/0 5K@120P(20Lanes) DIM7/GPIO[39] 0/1/1 OLED ULTRA HD 1/0/0 FHD@120 (4Lane) 1/0/1 FHD@60 (2Lane) 1/1/0 Reserved 1/1/1 Reserved LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 76 IF_N ADC_I_INN [IF_N_TU] 7 V20 [UDMD_ADC_INN] TUNER_SIF [TU_SIF] 9 H20 [ADD_ADC_SIF] LG1210A TU_CVBS [TU_CVBS_TU] 8 Y15 [CVBS_IN1] IF_AGC [IF_AGC_TU] 3 J20[IFAGC] LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 77: Video & Audio In/Out

    [AUAD_L/R_CH3_IN] COMP2_PB_IN_SOC COMP2_Y_IN_SOC Component 1 COMP2_Y_IN_SOC_SOY Phone JACK COMP2_PR_IN_SOC COMP1_Y/Pb/Pr [PB2/Y2/SOY2/PR2_IN] SPDIF OUT SPDIF_OUT [IEC958OUT] H/P JACK HP_L/ROUT [AUDA_OUTL/R] SPDIF_OUT_ARC [HDMI_ARC] LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 78: Audio Out

    AMP_RESET_N [GPIO21] LG1210D AMP_MUTE(Woofer_mute) AMP_MUTE (Woofer_mute) MICOM SIDE_HP_MUTE TU_SIF TPA6138A2 [AAD_ADC_SIF] HP_L/ROUT_MAIN Headphone H/P Jack [AUDA_OUTL] [HDMI_ARC] [IEC958OUT] HP_L/ROUT SPDIF_OUT SPDIF_OUT_ARC LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 79 HDMI_HPD_3 HDMI_HPD_2_MHL_OUT SPI_DO/DI_MHL SPI_CS/CK_MHL CEC_REMOTE Flash TMDS_1_Link HDMI1.4b DDC_I2C_1 HDMI 4 EEPROM HDCP1.4 HDCP 2.2 HDMI_HPD_1 HDMI4 EEPROM : KR only LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 80 SOC_RX/TX 2 Wafer [UART2_RXD / TXD] P4301 M_REMOTE_RX /TX [UART1_RXD / TCD] Wifi / BT M_REMOTE_RTS / CTS P4000 [UART1_RTS_N / CTS_N] LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 81 AF40 [SDA4] 5 [SDA_RF] IC3202 0x70, 0x62, SIL9679CNUC 0xAA, 0xF0 MHL 3.2 +3.3V_NOR +3.3V_NOR IC5900 100 Ω NTP7514 0x54 100 Ω LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 82 HDMI 1,2,3,4 7 [P74/KR4/INTP8/SI01/SDA01] AMP_MUTE 22 [P10/SCK00/SCL00] IC5600, IC5601, IC5900 WOL_WAKE_UP ETHERNET 13 [P50//INTP1/SI11/SDA11] IC5200 WOL POWER WOL_CTL CONTROL 17[P15/PCLBUZ1/SCK20/SCL20] IC5201 LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 83 PCM_RESET H37 [CAM_RESET] PCM_5V_CTL G37 [CAM_VCCEN_N] PWM2 POWER(24P) [PWM1/GPIO56] AE7 G38 [CAM_WAIT_N] CAM_WAIT_N PWM1 P2301 J37 [CAM_REG_N] [PWM2/GPIO71] AE6 CAM_REG_N SMAW200-H24S2 LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 84 IC2304, IC2305 14 [P51/INTP2/SO11] BD48K28G INV_CTL [P13/TxD2/SO20] 19 24P POWER P2600 ETHERNET RL_ON WOL_WAKE_UP [P140/PCLBUZ0/INTP6] 36 SMAW200-H24S5 IC5200 13 [P50/INTP1/SI11/SDA11] RTL8201F-VB-CG LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 85 DQSL / ~DQSL M1_DDR_DQS0 / DQS_N 2 M1_DDR_DQS3/N3 M1_DDR_DQS0 / DQS_N 3 DQSU / ~DQSU M1_DDR_DQ [0:15] M1_DDR_DQ [0:31] M1_DDR_DQ [16:31] M1_RET MICOM LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 86 DQSL / ~DQSL M2_DDR_DQS0 / DQS_N 2 M2_DDR_DQS3/N3 M02DDR_DQS0 / DQS_N 3 DQSU / ~DQSU M2_DDR_DQ [0:15] M2_DDR_DQ [0:31] M2_DDR_DQ [16:31] MICOM M2_RET LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 87 Main PCB T - CON IR Jog Key Wi-Fi(802.11ac) Bluetooth Combo Ass’y Wi-Fi(802.11ac) Bluetooth IR Jog Key Combo Ass’y To Main LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 88 Circuit noise, mechanical noise F. Exterior error Exterior defect First of all, Check whether there is SVC Bulletin in GCSC System for these model. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 89 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 90 Power No Video/ replace voltage? No audio Board ( 3.5V,12V,20V MAIN B/D or 24V…) Replace Power Board and repair parts LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 91 2. Install Booster S/W Upgrade Contact with signal distributor Normal Picture? or broadcaster (Cable or Air) Normal Picture? Replace Main B/D Close Close LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 92 Request repair for external device/cable Check external External device HDMI device and /Cable Replace Main B/D cable error normal LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 93 (Check normal operation of Main B/D normal? External Input, Component, RGB and HDMI/DVI by connecting Jig, pattern Generator ,Set-top Box etc. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 94: Power Error

    Measure voltage of each output of Power B/D Normal? ※ Normal Replace Main B/D voltage? Close Normal Check ST-BY 3.5V voltage? ☞A18 Replace Power B/D Replace Power LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 95 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 96 Speaker off Board Cancel OFF Replace Power Board and repair parts Check Disconnection Replace MAIN Board Speaker disconnection Replace Speaker LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 97 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 98: Function Error

    (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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 99 Down load the Firmware * If you conduct the loop at 3times, change the MR15. * INSTART MENU12.RF Remocon Test3. Receiver Firmware download LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 100 Main B/D ☞A24 Close Check & Repair Wifi cable connection ☞A4 Wi-Fi MAC value is “NG”? Close Change the Wifi assy LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 101 - 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 102 “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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 103 Zoom part with Module Replace module exterior damage damage Cabinet Replace cabinet damage Remote controller Replace remote controller damage Stand Replace stand dent LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 104 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 Continue to the next page LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 105 Remote controller operation checking method D. Function error Motion Remote /Wifi operation checking method E. Etc Tool option changing method LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 106: Video/Normal Audio

    After turning on the power and disassembling the case, check with the naked eye, whether you can see light from locations. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 107 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. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 108 <ALL MODELS>  Advanced Programmes Programme Tunning  Signal Test When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.) LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 109 <ALL MODELS> 1. Checking method for remote controller for adjustment Version Press the IN-START with the remote controller for adjustment LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 110 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 111 TV connection diagram (1) date <ALL MODELS> As the part connecting to the external input, check the screen condition by signal LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 112 Check Link Cable (Vx1) reconnection condition date <ALL MODELS> Check the contact condition of the Link Cable, especially dust or mis insertion. LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 113 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 ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 114 Solder defect, CNT Broken Solder defect, CNT Broken T-Con Defect, CNT Broken Abnormal Power Section Solder defect, Short/Crack Solder defect, Short/Crack LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. A - 1/5 Only for training and service purposes...
  • Page 115 Abnormal Power Section Solder defect, Short/Crack Abnormal Display Fuse Open, Abnormal power section Solder defect, Short/Crack Noise GRADATION GRADATION LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. A - 2/5 Only for training and service purposes...
  • Page 116 Appendix : Exchange Power Board (PSU) No Light Dim Light Dim Light Dim Light No picture/Sound Ok LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. A - 3/5 Only for training and service purposes...
  • Page 117 Panel Mura, Light leakage Press damage Crosstalk Press damage Crosstalk Un-repairable Cases In this case please exchange the module. Press damage LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. A - 4/5 Only for training and service purposes...
  • Page 118 Un-repairable Cases In this case please exchange the module. Horizontal Block Gate TAB IC Defect Gate TAB IC Defect LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. A - 5/5 Only for training and service purposes...
  • Page 119 Error symptom date Revised Content Check front Power Indicator date <55/65UF95> ST-BY condition: On or Off Power ON condition: Turn Off LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...
  • Page 120 Check the DC 24V, 12V, 3.5V. ’15년 적용 28Pin map (LPB) 49,55,65,79 PWR_ON DRV_ON P_DIM#1 P_DIM#2 3.5V 3.5V 3.5V SCLK V_SYNC LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 121: Entry Method

    Entry method 1. Press the IN-START button of the remote controller for adjustment 2. Check the entry into adjustment item 3 LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

  • Page 122: Audio Error_No Audio/Normal Video

    2. Select the Sound function of the Menu 3. Select the Sound Out 4. Select Internal TV Speaker or Internal TV Speaker+Audio Out LGE Internal Use Only Copyright ⓒ 2014 LG Electronics. Inc. All right reserved. Only for training and service purposes...

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