To Next PageTo Next PageWhat to do if my LG LED TV has sound but no picture?
If you're experiencing normal audio but no video on your LG LED TV, begin by ensuring all cables between the boards (Main Board, Power Board, LVDS Cable, Speaker Cable, IR Board Cable) are properly inserted. If the power is normal, consider replacing the T-con/Main board voltage or module.
General| Screen Type | led |
|---|---|
| Color | black |
| Wall Mount | 200mm x 200mm |
| Features | resolution upscaler, noise reduction, dynamic color, hdr dynamic tone mapping |
| Tuner | digital |
| Screen Size | 31.5 inches, 32 inches |
| Screen Technology | standard led |
| Resolution | hd (720p) |
| Refresh Rate | 60hz |
| HDR | yes |
| HDR Format | hdr 10, hybrid log-gamma (hlg) |
| Built-In Speakers | yes |
| Surround Sound | dts-hd |
| Speakers Output | 10 watts |
| HDMI Ports | 2 |
| HDMI 2.1 Ports | 0 |
| HDMI ARC Ports | yes |
| USB Ports | 1 |
| USB 2.0 Ports | 1 |
| Ethernet | yes |
| RF Antenna | yes |
| Network | built-in wi-fi, ethernet |
| Digital Optical Audio Outputs | 1 |
| Component Video Inputs | 0 |
| Composite Video Inputs | 1 |
| DVI | 0 |
| SmartTV | webos |
| Streaming Services | disney+, google play movies & tv, hulu, netflix, pandora, prime video, showtime, starz, sling tv, youtube |
| Smart Applications | amazon alexa, google assistant |
| Voice Assistant | amazon alexa, google assistant |
| Remote Control | standard |
| 3D | no |
| Power Consumption | 51 kilowatt hours |
| Depth with Stand | 6.6 inches |
| Height with Stand | 18.6 inches |
| Width with Stand | 29.1 inches |
| Net Weight with Stand | 10.8 pounds |
| Depth without Stand | 3.3 inches |
| Height without Stand | 17.4 inches |
| Net Weight without Stand | 10.7 pounds |
Essential safety parts replacement and design modification warnings.
Use of isolation transformer, fuse replacement, wire placement, and leakage current checks.
General safety guidelines for servicing, including unplugging power and testing voltage.
Techniques to handle sensitive components and prevent static damage.
Guidelines for soldering and procedures for component removal/replacement.
Details on application range, test conditions, and test methodologies.
Lists electrical specifications for various inputs and systems.
Details supported resolutions and frequencies for HDMI input.
Lists more supported resolutions and frequencies for HDMI input.
Details supported resolutions and frequencies for Component input.
Step-by-step guide for updating software via USB.
Instructions for updating software via network connection.
Illustrates the main components and their connections.
Visual representation of the TV's internal components and module.
Steps for disassembling the TV, including side panels and back cover.
Steps for disassembling module components like PCBs, panel, and LED array.
Steps for assembling the TV, including internal components and back cover.
Steps for assembling module components like PCBs, panel, and LED array.
Lists common error symptoms and corresponding repair procedures.
Detailed troubleshooting steps for video issues like no video, broken picture, and color errors.
Detailed troubleshooting steps for power issues like no power and intermittent operation.
Detailed troubleshooting steps for audio issues like no audio or distorted sound.
Detailed troubleshooting for remote control, Wi-Fi, and external device issues.
Troubleshooting for circuit noise, mechanical noise, and exterior defects.
Index of detailed repair procedures for various errors and components.
Examples of image errors related to FFC and LVDS cables.
Examples of symptoms related to screen, picture, and side issues on the main board.
Examples of symptoms related to the display module, including bars and darkness.
Examples of symptoms related to the T-Con board, such as image breakage.
Information and guidance on exchanging the Power Board (PSU).
Guide for using the Smart JIG, including setup, diagram, models, connection, and voltage setting.
Specific diagnostic steps for 15Y OLED Power Board models.
Specific diagnostic steps for 16Y OLED(B6) Power Board.
Specific diagnostic steps for 16Y OLED(C6) Power Board.
Specific diagnostic steps for 16Y OLED(E6) Power Board.
Specific diagnostic steps for 16Y OLED(G6) Power Board.
Specific diagnostic steps for 17Y OLED Power Board models.
Specific diagnostic steps for 17Y OLED(W7) Power Board.
Specific diagnostic steps for 16Y/17Y LED 18Pin Power Boards.
Specific diagnostic steps for 16Y LED (UH95/UH96) Power Boards.
Specific diagnostic steps for 16Y/17Y LED (UH85/UH93) Power Boards.
Specific diagnostic steps for 16Y/17Y LED 12Pin Power Boards.
Specific diagnostic steps for 16Y LED 12Pin Power Boards.
Specific diagnostic steps for 17Y LED 28Pin Power Boards.
