Why is there unusual sound from inside my LG 47LN5400?
An unusual sound from inside your LG LED TV might occur due to changes in ambient humidity or temperature when the product is turned on or off. This does not indicate a problem with your TV.
Why does my LG LED TV turn off suddenly?
If your LG LED TV turns off unexpectedly, examine the power control settings to ensure the power supply isn't being interrupted. Check the Time settings to see if the Auto sleep feature is enabled. Also, note that the TV will automatically turn off after 15 minutes of inactivity if there is no signal.
How to fix LG LED TV with no sound but image?
If your LG LED TV displays images but produces no sound, first, press the VOL + button to increase the volume. Also, check if the sound is muted by pressing the MUTE button. Try switching to other channels to rule out a broadcast issue. Finally, verify that the TV Speaker feature is enabled in the menu options.
What to do if LG LED TV remote control is not working?
If you're unable to control your LG LED TV with the remote, first, ensure there are no obstructions between the remote and the TV's sensor. Then, check the remote's batteries to confirm they are working and properly installed. Finally, check the remote control sensor on the product and try again.
What to do if there is no output from one of the speakers on my LG LED TV?
If you're experiencing no output from one of the speakers on your LG LED TV, adjust the Balance in the menu option.
Why do thin lines appear in the background of my LG LED TV screen?
If thin lines appear in the background of your LG LED TV screen, check the video cable connections.
Why do afterimages appear on my LG 47LN5400?
Afterimages (ghosts) that appear when your LG LED TV is turned off may be due to pixels damaged from a fixed image displayed for an extended period. To prevent this, use a screen saver.
Why does my LG 47LN5400 LED TV make unusual sounds?
A change in ambient humidity or temperature may cause your LG LED TV to produce unusual noises when it turns on or off. This is normal and does not indicate a problem with the TV.
Why is the color quality poor on my LG 47LN5400?
If the image on your LG LED TV is in black and white or the color quality is poor, try adjusting the color settings in the menu. Ensure that the TV is far enough away from other electronic devices that might cause interference. You might also want to try changing channels in case the issue is with the broadcast signal.
What to do if my LG 47LN5400 has no image and sound?
If your LG LED TV shows no image and produces no sound, first, ensure that the TV is turned on. Next, check that the power cord is properly connected to a working wall outlet. To verify the outlet's functionality, try connecting another device to it.
Guides on unpacking, parts identification, and initial setup of the TV.
Instructions for checking product box contents and identifying included parts.
Identifies all the buttons and parts of the TV and remote control.
Provides precautions for safely moving the television set.
Instructions for placing the TV on a table or mounting it.
Step-by-step guide for attaching the TV stand securely.
Guidance on placing the TV on a table and securing it for stability.
Methods for organizing and securing cables for a neat setup.
Guidance on how to mount the TV securely on a wall using VESA standards.
Steps for connecting the TV to an antenna or cable for broadcast reception.
Guides for connecting external video sources like receivers, players, and PCs.
Details on using HDMI for digital video and audio connections.
How to connect external audio systems and USB storage devices.
Initial setup steps for language and basic settings when powering on the TV.
Common problems and their solutions related to TV operation and controls.
Solutions for issues concerning sound output or speaker problems.
Troubleshooting steps for image quality and display problems.
General| Display diagonal | 46.9 \ |
|---|---|
| Native aspect ratio | 16:9 |
| Native refresh rate | 60 Hz |
| LED backlighting type | Direct-LED |
| Supported video modes | 1080i, 1080p, 720p |
| Screen format adjustments | 4:3, 16:9, Auto, Zoom |
| Motion interpolation technology | TruMotion 120 Hz |
| 3D | - |
| Annual energy consumption | 94 kWh |
| RMS rated power | 20 W |
| Number of speakers | 2 |
| PC in (D-Sub) | No |
| DVI-D ports quantity | 0 |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Consumer Electronics Control (CEC) | SimpLink |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| Smart modes | Cinema, Game, Sports, Standard, Vivid |
| Product color | Black |
| Panel mounting interface | 400 x 400 mm |
| Power consumption (standby) | - W |
| Sustainability certificates | ENERGY STAR |
| Package depth | 175 mm |
| Package width | 1330 mm |
| Package height | 750 mm |
| Package weight | 18279 g |
Weight and Dimensions| Depth (with stand) | 262.8 mm |
|---|---|
| Height (with stand) | 693 mm |
| Weight (with stand) | 14514 g |
| Depth (without stand) | 80.5 mm |
| Width (without stand) | 1079 mm |
| Height (without stand) | 628 mm |
| Weight (without stand) | 13120 g |
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