To Next PageTo Next PageWhat to do if my LG 55UM7300AUE has no image and sound?
If your LG LED TV isn't displaying an image or producing sound, ensure the TV is powered on and the power cord is securely connected to the wall outlet. To rule out a faulty outlet, test it by plugging in another device.
Why does my LG 55UM7300AUE turn off suddenly?
Your LG LED TV might be turning off suddenly due to power control settings or an activated auto-off function in the settings menu. Also, the TV will turn off automatically after 15 minutes of inactivity if there is no signal.
How to fix LG LED TV remote control not working?
If your LG LED TV remote control isn't working, check for obstructions like tape over the receiver and ensure nothing is blocking the path between the remote and the TV. Avoid mixing old and new batteries, and try replacing the batteries with fresh ones.
General| Screen Size | 55 inches |
|---|---|
| Display Type | LED |
| Operating System | webOS |
| Refresh Rate | 60 Hz |
| Smart TV | Yes |
| Wi-Fi | Yes |
| Bluetooth | Yes |
| HDMI Ports | 3 |
| USB Ports | 2 |
| Audio Output | 20W |
| Ethernet | Yes |
| Resolution | 3840 x 2160 (4K UHD) |
| HDR | Yes |
Covers safety guidelines and general reference for the LED TV.
Essential safety instructions for operating the apparatus safely.
Precautions regarding power cords, plugs, and electrical connections.
Details on proper grounding and handling electrical components.
Introduction to connecting external devices for control.
A list of commands and their corresponding parameters.
Commands for power control, image aspect ratio, and screen mute.
Commands for adjusting volume, contrast, brightness, and color.
Commands for adjusting tint, sharpness, OSD, and remote lock.
Commands for audio adjustments and color temperature.
Commands for ISM method, color temperature, and input selection.
Commands for input selection, 3D modes, and auto-configure.
Commands for tuning channels and managing signal sources.
Commands for tuning analog and digital channels.
Commands for selecting analog and digital input sources.
Commands for tuning channels and selecting input sources.
Commands for controlling 3D display modes on the TV.
Commands for extended 3D options and automatic picture configuration.
