LG 65UQ9000PUD Service Manual
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LG 65UQ9000PUD Service Manual

LG 65UQ9000PUD Service Manual

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LED TV
LED TV
SERVICE MANUAL
SERVICE MANUAL
CHASSIS : UA13D
MODEL : 65UQ9000PUD
MODEL :
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL71912204 (2210-REV01)
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means),
publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you
have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual.
The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service
Manual.
Copyright © 2022 LG Electronics Inc. All rights reserved. Only training and service purposes.

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Summary of Contents for LG 65UQ9000PUD

  • Page 1 Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service Manual.
  • Page 2 BLOCK DIAGRAM ................. 12 EXPLODED VIEW .................. 13 ASSEMBLY / DISASSEMBLY GUIDE ........... 14 TROUBLE SHOOTING GUIDE ..........APPENDIX webOS22 new features & Usability ........APPENDIX - 2 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 3: Safety Precautions

    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 the customer. - 3 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 4: Servicing Precautions

    - 4 - Copyright © LG Electronics Inc. All rights reserved. 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. Only for training and service purposes.

  • Page 6: Application Range

    PC / DTV format Support 6Gbps SPDIF out Optical Audio out Rear (1EA) USB Input EMF, DivX HD, For SVC (download) JPEG, MP3, DivX HD - 6 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 7: Dtv Mode

    23.98 1188 7680*4320 1188 7680*4320 1188 7680*4320 131.87 29.97 1188 8K Model Only. 7680*4320 1188 7680*4320 2376 7680*4320 263.74 59.94 2376 7680*4320 2376 - 7 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 8 UHD DeepColor is On (UHD, 8K 120Hz models only), 2560*1440 182.99 119.99 497.7 Support only when UHD Deep- Color is On - 8 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 9 (6) After finishing the update, it will show a pop-up below the picture. (7) Click “Yes” : Tv will be turn off and on itself - 9 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 10 “The latest version of the SW is available for your TV. Do you want to update now” (3) [Yes] : update starts. [No] : Close the pop-up, check out later - 10 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 11: Block Diagram

    BLOCK DIAGRAM - 11 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 12: 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. - 12 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 13 (2) Remove Latch(Holder) Step2) Upper Right(Left) Side Step1) Lower Right(Left) Side PUSH PUSH Latch Push Latch Push PULL PULL Pull Pull - 13 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 14 * Caution : Latch can be separated on the top position, don’t pull it hard for upward. Latch can be have damage. Must be refer to disassembly Video. * Damage Holder (when you have wrong disassembly method) *Deformation (OK) (NG) 2. Detach Tape. - 14 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 15 3. After Screw Disassemble, please remove IR&WIFI BRACKET and HARNESS. Screw 1EA(M3*5.5) 4. Remove all sort of cable - 15 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 16 7. After Screw Disassemble, remove the Vesa SUPPORTER and 2Pole Supporter. Screw 4EA(M3*5.5) Screw 4EA(M4*8) *SCREW TORQUE NO2 SCREW : 5 ~ 7Kgf.cm NO4 SCREW : 8 ~ 12Kgf.cm - 16 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 17 8. Remove Insulator. - 17 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 18 Screw 4EA(M4*8) (Assemble the screw after insert ⓐ→ⓑ) * SCREW TORQUE NO2 SCREW : 5 ~ 7Kgf.cm ⓐ NO4 SCREW : 8 ~ 12Kgf.cm - 18 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 19 Speaker Rubber. 4. Assemble/Fix the POWER / MAIN PCB. Screw 9EA(M3*5.5) * SCREW TORQUE NO3 SCREW : 5 ~ 7Kgf.cm - 19 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 20 6. Assemble /Fix the IR&WIFI BRACKET and HARNESS. Screw 1EA(M3*5.5) *SCREW TORQUE NO2 SCREW : 5 ~ 7Kgf.cm * Insert the HARNESS 1)BRACKET HARNESS -> MAIN P4000 - 20 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 21 Screw 2EA(P4*10) *SCREW TORQUE NO2, 3 SCREW : 5 ~ 7Kgf.cm When assemble the rear cover, cover from upper side or cover horizontally. - 21 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 22 2ea. (When you detach the tape, be careful not to crumple or tear the contents inside.) 3. Disassemble the screw and tape, and then move each SPCB cover shield L/R to disassemble it. - 22 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 23 5. Disassemble 7screws on the lower side of the C/top. - Screw Spec: M3*8 (Silver) - Driver : Normal size screw TIP Driver is available. - 23 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 24 (Case Top down Screw already released, so be caution Case top down falling when Reverse LCM) 8. Case Top Down release - disassembly horizontally side direction - 24 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 25 After Releasing Guide Panel all rounded hook, Remove Guide Panel-Board assy with UP Direction. UP : 8ea Hook Left : 5ea Right : 5ea Down : 10ea - 25 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 26 - As the reflector hole is fixed to the lens, disassemble the reflector by release the the fixation of lens from the end on the right. a fixed part a fixed part - 26 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 27 Take it off and attach a new Led Array. 15. Assembly of the Led array connector- Attach the connector on the wire ass’y by pushing it upward and downward. - 27 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 28 It is recommended to push the reflector sheet into the bottom of the lens using tools such as a card, as it may be difficult to tighten when using nails. Using tools Using nails - 28 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 29 Left down Chamfer Precautions: Check that the sheet hanging hole on the upper/lower/left/right outer is properly seated on the cover Bottom Sheet hanging. - 29 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 30 - Screw Spec: M3*8 (Silver) - Driver : M3 Screw Module Driver available. * Caution : While Screw assembly, be care SPCB COF damage from driver Tip - 30 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 31 24. Assemble the Panel SPCB L/R to the SPCB Holder. - First, enter the upper part of the holder and then press the lower part of the holder to tighten the SPCB. - 31 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 32 : Normal size screw TIP Driver is available. LEFT RIGHT Guide Panel Back Screw point 26. Assemble SPCB Cover shield to Cover Bottom. - 32 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 33 27. Assemble SPCB Cover shield screws 7ea (Use M3 Screw module Driver.) and attach the bridge protect black tape 2ea. (After attach the tape, bridge should not be seen.) FINISH - 33 - Copyright © LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 34: Troubleshooting Guide

    TROUBLE SHOOTING GUIDE Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 35 E. Noise Circuit noise, mechanical noise F. Exterior error Exterior defect First of all, Check whether there is SVC Bulletin in GSCS System for these model. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 36 ☞A4 & A2 Always check & record S/W Version and White Replace Main Board Re-enter White Balance value Balance value before replacing the Main Board Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 37 ☞A18 Check various Check and No Video/ Normal voltages of Power replace No audio voltage? Board (13.2V…) MAIN B/D Replace Power Board and repair parts Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 38 1. Reconnection 2. Install Booster S/W Upgrade Contact with signal distributor Normal or broadcaster (Cable or Air) Picture? Normal Picture? Replace Main B/D Close Close Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 39 Replace Main/T-con B/D error cable normal Request repair for external device/cable Check external External HDMI device and Replace Main/T-con B/D device/ Cable error cable normal Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 40 Replace screen? HDMI/ Screen (Check normal operation of Main /T-con normal? External Input, Component, RGB and HDMI/DVI by connecting Jig, pattern Generator ,Set-top Box etc. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 41: Power Error

    Measure voltage of each output of Power B/D Normal? Normal Replace Main B/D voltage? Normal Check ST-BY 7.8V Close voltage? ☞A18 Replace Power B/D Replace Power Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 42 Replace Main B/D Normal? Abnormal Check for all phase Replace Power B/D Abnormal power out Fix A/C cord & Outlet and check each phase out Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 43 Reboot by SW down load function UNKNOWN No meaning (same as initial value) COMP_END OLED threshold voltage degradation(Compensation) completes. PNWASHDONE Power off by panel noise wash function complited. (OLED) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 44 Power Board Screen normal voltage Speaker off Cancel OFF Replace Power Board and repair parts Check Replace MAIN Board Disconnection Speaker disconnection Replace Speaker Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 45 (In case of Connect and check Normal External Input other external audio? signal error) device Check and fix external device Check and fix external device Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 46 Replace Main B/D (Power B/D don’t have problem) If R/C operate, Normal Close operating? Explain the customer cause is interference from light in room. Replace R/C Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 47 “00.00”? Replace MR22 Close Change the RF Receiver assy Or RF Receiver Cable * If you conduct the loop at 3times, change the MR22. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 48 Voltage? Main B/D INSTART menu “NG”? ☞A24 Close Check & Repair Wifi cable connection ☞A4 Wi-Fi Mac value Close is “NG”? Change the Wifi assy Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 49 Recognition error - S/W Version HDMI/ DVI, Optical Check and fix Replace Main B/D Fix in Recognition external device/cable accordance error with technical information Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 50 “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) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 51 Revised date Module Zoom part with Replace module damage exterior damage Cabinet Replace cabinet damage Remote control Replace remote control damage Stand Replace stand dent Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 52 Exchange Module (1) ~ (3) Inverter/ Module A-8/11 A-9/11 ~ Only using Exchange T-Con (1) ~ (2) T-con model A-10/11 Exchange Power Board(PSU) A-11/11 Continue to the next page Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 53 Motion Remote operation checking method How to use the Service remote control A24-A26 E. Etc Check items after Main B/D replacement Adjustment Test pattern - ADJ Key Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 54 Content date All Models After turning on the power and disassembling the case, check with the naked eye, whether you can see light from locations. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 55 2. Enter into White Balance. 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. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 56 All Setting  General  Programmes  Programme Tuning & Settings  Manual Tuning When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 57 Content Version checking method date <ALL MODELS> 1. Checking method for remote control for adjustment Version Press the IN-START with the remote control for adjustment. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 58 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. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 59 Revised Content connection diagram date <ALL MODELS> As the part connecting to the external input, check the screen condition by signal Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 60 A. Video error_Color error symptom date Revised Content Check Link Cable(Vx1/EPI/CEDS) reconnection condition date Check the contact condition of the Link Cable, especially dust or mis insertion. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 61 CABLE Screen darkness disconnection of the FFC cable pin. G color transient due to poor FFC cable CABLE G Color Excessive connection A - 1/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 62 CABLE Color spread FFC connection problem CABLE Color spread FFC connection problem Due to foreign substance within CABLE Screen stop FFC PIN A - 2/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 63 Main IC problem Main Dark picture Dark left-side screen Top/bottom screen part Main Broken picture Picture problem due to tuner Inner side quality problem A - 3/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 64 Screen spread Screen corner appears blurry Main Color Spread Color spread on the screen Main Blurry Screen Blurry picture on the screen A - 4/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 65 Screen picture spread problem Screen problem No problem at the initial stage. Right-side picture Main During Heat run, right-side picture problem problem A - 5/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 66 BLU internal foreign matter inflow MODULE Internal matter 6 block image broken MODULE Image broken MODULE Image broken Screen sync signal broken A - 6/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 67 BLU Vertical spreading on cube screen in no MODULE Vertical smear signal MODULE Over color Screen contour part brightly Over color A - 7/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 68 Center of the screen 1 block dark MODULE Screen darkness MODULE Vertical bar Center Vertical Bar Darkness at the MODULE bottom of the MODULE internal BLU breakage screen A - 8/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 69 T-Con is defective and the picture below T-CON image broken the screen is broken A - 9/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 70 The entire screen is dark and bit noise T-CON Image Broken occurs The entire screen is dark and bit noise T-CON Image Broken occurs A - 10/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 71 Appendix : Exchange Power Board (PSU) No Light No picture/Sound Ok A - 11/11 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 72 Established 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 Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 73 5. LED voltage Check : P801, Pin 1-7 Picture Condition : VIVID (Back light 100) SK100 (AC input) 152V 185V All condition meets, Power Board OK. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 74 <ALL MODELS> RELEASE Entry method 1. Press the IN-START button of the remote control for adjustment. 2. Check the entry into adjustment item 3. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.

  • Page 75: Checking Method

    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. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 76 3. Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal, the speaker is normal. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 77 2. Check the standby 3.5V on the terminal 22 pin. (③) 3. AS checking the Pre-Amp(IR LED light), the power is in ON condition, an Analog Tester needle should move slowly, otherwise, it’s defective. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 78 MIC_CLK 1. Check BT/Wifi cable condition between BT/Wifi assy & Main board.( Check ① and ②) 2. Check the 3.5V on the terminal 1. (③) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 79 Standard Repair Process Detail Technical Manual Error Established E. Etc symptom date Revised Content How to use the Service remote control date 1. How to access the remote control RELEASE Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 80 Digital EYE function ON/OFF For some Model, access to the Test Pattern TILT Used for screen tilting change (Access to the old PDP control mode) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 81 Connects to external input 1,2,3 COMP1,2 (Added function) Connects to Component 1,2 HDMI1,2,3,4 Connects to HDMI 1,2,3,4 (Add function) DVI (Add function) Connects to DVI Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 82 - Record the R, G, B (GAIN, Cut) value of the color temperature before main board replacement. After replacing the main board, key in the recorded value. Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 83 You can view 9 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!) Copyright © 2022 LG Electronics Inc. All rights reserved. Only for training and service purposes.
  • Page 84 & Usability Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 85 - [Remote Control] webOS5.0 (2020) vs. webOS6.0 (2021) vs. webOS22 - [Home screen] webOS6.0 (2021) vs. webOS22 - [Homeboard] webOS4.5 (2019) ~ webOS22 dashboard supported products - WebOS22 new features & usability Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 86 Region Regio -/LIST changed to GUIDE/- General External input Settings Remote Control TV Icon printed Screen ratio (Netflix, Amazon, etc.) (Netflix, Amazon etc.) Screen ratio Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.

  • Page 87: Home Screen

    - There is not much useful content in the top category. Added the category list editing function → The order of the top/ bottom of the list has been changed Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 88 [Homeboard] List of LG products that can be registered on webOS4.5 ~ webOS22 Home Dashboard * Push Compatibility Products notification webOS 4.5 (2019) webOS 5.0 (2020) 2021 webOS 6.0 2022 webOS22 supported Refrigerator Available after SW update Wine refrigerator in March, 2022...
  • Page 89 : You can watch a workout video on the main screen and observe yourself exercising using the camera app on the other screen at the same time. ■ Room to Room Share (Screen link): After connecting your LG TVs at home, you can watch the video that was only connected to the set-top box in the living room with the TV in your room.
  • Page 90 - It provides not only total TV screen time, but also daily/ weekly - Even if your child presses the remote control mistakenly, the screen time for each app. volume won’t go above 60. Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.

  • Page 91: Background Mode

    Standby Mode: Voice recognition available Back Here is the latest trending content. Background Mode Voice recognition : Hi LG, what is trending now? when the background mode is over Standby Q1. How much electricity does my TV consume in Background Mode or...
  • Page 92 “ Send Screen” available TV : Z2, G2, C2, QNED99/95 function? “ Get Screen” available TV : All LG TV models launched in 2022 During the screen transmission process, the original image is compressed and then data is transmitted through a wireless network.
  • Page 93 ● ● ○ Q5. Screen Saver automatically starts when no movement is detected for 30 Gallery ● minutes while watching videos using Multi View, (OLED) Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 94 TV are on the same network Live TV / Switch input - Content search is always supported. * Supports webOS4.5 or higher version Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 95 - Receive notifications environments. - Turn off screen - Slide show speed - Screen on time setting - Enable Illuminance sensor Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 96 Connecting device Device type Select input terminal Select STB operator or manufacturer (If not in the list, search and select)  Test remote control operation (Follow the guideline on the screen)  Completed Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.

  • Page 97: Tv Remote Control

    • When controlling STB using the TV remote control connected to Sender TV, the Room-to-Room share function is disconnected. The sender TV screen turns on and it starts to work as a usual TV. Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 98 - Place both ends (one or two) of the IR Blaster in front of the external device remote control receiver (usually located in front of the device). Customer Service Guide Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 99 ※ When [Turn on the TV using Wi-Fi] is OFF, there may be restrictions on other functions. -Turning on the TV on ThinQ App / AirPlay / Youtube, etc Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 100 If you want to change the settings of the connected external device, please change the settings on the TV to which the external device is connected after exiting the room-to-room function. (mirroring). Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.

  • Page 101: Split Screen Mode

    Live TV PIP mode Screenshare(Miracast) ※ Not applicable to China/ Hong Kong Camera products App 1 Customer Service Screenshare(Miracast) HDMI Guide App 2 Camera Gallery Spotify Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 102 XXNANO76 & its derivative model Name XXNANO75 & its derivative model XXUQ91 & its derivative model Guide XXUQ90 & its derivative model XXUQ80 & its derivative model Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 103 2) Turning off the high frame mode Dolby TrueHD audio signal 3) Setting the output resolution to 4K resolution or lower, 4) After setting the audio signal to PCM or AC3 Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 104 8K, or Dolby MAT/Dolby 3) Setting the output resolution to 4K resolution or TrueHD audio signal ON lower, 4) Setting the audio signal to Dolby Digital or AC3 Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.
  • Page 105 Dolby MAT audio signal Service Audio game controller settings, you can try again after setting the audio signal to Dolby TrueHD audio signal Guide Dolby Digital or AC3. Copyright © 2022 LG Electronics. Inc. All rights reserved. Only for training and service purposes.

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