How to remove thin lines in the background of my LG 32LS3450 screen?
- LlisawrightSep 3, 2025
If you notice thin lines in the background of the screen on your LG LCD TV, check the video cable connections.

How to remove thin lines in the background of my LG 32LS3450 screen?
If you notice thin lines in the background of the screen on your LG LCD TV, check the video cable connections.
Why does the image appear slowly on my LG LCD TV when I turn it on?
If the image appears slowly when you turn on your LG LCD TV, note that the image is muted during the startup process which is normal. If the image doesn't appear after a few minutes, unplug the TV for 30 seconds and try again.
How to improve poor reception on my LG LCD TV?
If your LG LCD TV has poor reception on some channels, try switching to other channels as there may be an issue with the broadcast. Also, try adjusting the antenna's direction to improve the station signal. Check for any local interference from electrical appliances or power tools.
Why is my LG LCD TV showing black and white or poor color quality?
If you see an image in black and white or the color quality is poor on your LG LCD TV, adjust the color settings in the menu. Ensure there's enough distance between the TV and other electronic devices. You may also want to try changing channels, as the broadcast itself could be the issue.
Why is my LG 32LS3450 LCD TV showing no image and no sound?
If your LG LCD TV shows no image and produces no sound, make sure the TV is turned on. Check that the power cord is properly connected to a working wall outlet. To test the outlet, try plugging in other devices.
What to do if my LG 32LS3450 says 'No Signal'?
If your LG LCD TV displays 'No Signal', verify that the signal cable is properly connected between the TV and other devices. Also, check the selected input source by pressing the INPUT button.
Why does my LG 32LS3450 LCD TV keep turning off by itself?
If your LG LCD TV suddenly turns off, check the power control settings to ensure the power supply isn't interrupted. Also, verify if the Auto sleep feature is enabled in the Time settings. Note that the TV will automatically turn off after 15 minutes of inactivity if there is no signal.
How to fix an LG 32LS3450 LCD TV remote that is not working?
If you're unable to control your LG LCD TV with the remote, start by checking the remote control sensor on the TV and try again. Make sure there are no obstructions between the remote and the TV. Also, ensure the batteries in the remote are working and correctly installed.
How to brighten the screen on my LG 32LS3450?
If the image on your LG LCD TV appears extremely dark, adjust the brightness and contrast settings in the menu.
How to restore sound on LG 32LS3450 LCD TV?
If you're not getting any sound from your LG LCD TV while images are displaying, try pressing the VOL + or - button. Ensure the sound isn't muted by pressing MUTE. Try switching to different channels as the problem might be with the broadcast. Finally, check if the TV Speaker feature is activated in the menu options.
| 3D | No |
|---|---|
| Annual energy consumption | 87.6 kWh |
| Operating relative humidity (H-H) | 20 - 80 % |
| Display diagonal | 32 \ |
| Display resolution | 1366 x 768 pixels |
| Native aspect ratio | 16:9 |
| LED backlighting type | Edge-LED |
| Supported video modes | 720p |
| Supported graphics resolutions | 1366 x 768 |
| Analog signal format system | NTSC |
| Digital signal format system | ATSC |
| RMS rated power | 10 W |
| Number of speakers | 2 |
| PC in (D-Sub) | - |
| USB 2.0 ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 0 |
| Number of OSD languages | 32 |
| Product color | Black |
| Panel mounting interface | 200 x 200 mm |
| Power consumption (standby) | 0.3 W |
| Cables included | AC |
| Operating temperature (T-T) | 5 - 40 °C |
| Depth (with stand) | 185 mm |
|---|---|
| Height (with stand) | 501 mm |
| Weight (with stand) | 7500 g |
| Depth (without stand) | 86 mm |
| Width (without stand) | 738 mm |
| Height (without stand) | 438 mm |
| Weight (without stand) | 6900 g |
Information about FCC compliance for digital devices.
Information regarding open source software licenses used in the product.
Guidance for unpacking, setting up, and preparing the TV.
Details of items included in the product box.
Instructions for connecting the TV to broadcast signals.
Details for connecting audio-visual devices like HD receivers, DVD, or VCRs.
Steps for connecting devices using component video and audio cables.
Guide for connecting devices via composite video and audio cables.
Instructions for connecting a computer to the TV using HDMI.
How to connect external audio systems for enhanced sound.
Steps for connecting USB storage devices for media playback.
Instructions for powering the TV using the AC/DC adapter.
Initial setup process after powering on the TV for the first time.
How to connect USB devices for multimedia features.
Overview of the primary settings menus available on the TV.
Procedures for setting up and editing TV channels.
Options for adjusting image quality, size, and effects.
Settings to customize sound quality, effects, and levels.
Options for setting the TV's clock, timers, and time zone.
Customization of general TV settings like language and captioning.
Features for locking channels, programs, and ratings.
Instructions for cleaning the TV screen, frame, and power cord.
Advice on avoiding permanent screen image retention.
Solutions for common issues related to TV control and power.
Solutions for problems with sound output or volume.
Solutions for issues related to image display and quality.
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