To Next PageTo Next PageWhat to do if my LG LED TV has normal audio but no video?
If your LG LED TV has normal audio but no video, you can try the following steps: * Ensure all cables between the boards are properly inserted. * Check the backlight. * Inspect the power board and repair it or its parts if necessary. * Examine the LED driver and replace the LED driver board if needed. * As a last resort, consider replacing the T-con/Main Board or module.
Ensuring proper airflow for the television to prevent overheating and maintain performance.
Guidelines for safely handling and transporting the television to prevent damage or injury.
Instructions for securely mounting the television to a wall to prevent tipping or falls.
Instructions on how to power on the television using the control button.
Guidance for connecting external devices via HDMI, including supported audio formats and cable recommendations.
Information on connecting USB devices, including optimal connection tips and extension cable usage.
Instructions for connecting the IR Blaster to control external devices like set-top boxes and gaming consoles.
Overview of supported external devices and notes on PC mode picture quality adjustments.
Technical details regarding television broadcasting system, channel coverage, and antenna impedance.
Operating and storage environment parameters, including temperature and humidity limits.
Technical specifications for the wireless LAN and Bluetooth modules used in the TV.
Information on obtaining the source code for open-source software used in the product.
Steps to resolve issues where the television cannot be controlled using the remote.
Troubleshooting steps for when the TV shows no image or sound.
Guidance for diagnosing and resolving issues where the TV unexpectedly turns off.
Information on common display anomalies, pixel defects, and image sticking.
Explanation of common noises like cracking or humming and their causes.
Important safety warning regarding the stability hazard of the television set and precautions to prevent injury.
Explanation of various symbols used in the manual and on the product.
List of remote control button codes (Hexa) and their corresponding functions.
Details on USB, RS-232C serial, and phone jack connection types for external control.
Overview of communication parameters, command reference list, and transmission protocols.
Specific commands for controlling TV functions like power, volume, picture settings, and channel tuning.
General| Screen Size | 55 inches |
|---|---|
| HDR Support | Dolby Vision, HDR10, HLG |
| Refresh Rate | 120 Hz |
| Smart TV | Yes |
| Operating System | webOS |
| HDMI Ports | 4 |
| HDMI Version | 2.1 |
| USB Ports | 2 |
| Audio Output | 20W |
| Processor | α7 Gen 5 AI Processor 4K |
| Wi-Fi | Yes |
| Bluetooth | Yes |
| Resolution | 3840 x 2160 |
| Display Technology | QNED |
