To Next PageTo Next PageWhy is there picture but no sound on my LG DM2780D 3D TVs?
If your LG 3D TV has picture but no sound, first, press the VOL(+, -) or VOL ( , ) button to increase the volume. Check if the sound is muted by pressing the MUTE button. Try switching to another channel as the problem may be with the broadcast. Ensure that the audio cables are properly installed.
How to improve color on LG 3D TVs?
If your LG 3D TV picture has no color, poor color, or poor picture quality, first try adjusting the Color settings in the menu. Ensure there is sufficient distance between the TV and any VCR. Try switching to another channel, as the broadcast itself may be the cause. Check that the video cables are correctly installed. Also, try activating any function to restore the brightness of the picture.
Why does my LG DM2780D power suddenly turn off?
If your LG 3D TV suddenly turns off, check if the sleep timer is activated in the settings. Review the power control settings. A power interruption may have occurred. Note that the TV will automatically switch off after 15 minutes if it's on with no input signal to save power. Also, playing a corrupted file from a USB drive can cause the TV to shut down; ensure your USB files are working properly. Finally, ensure the screen off mode of the energy saving menu is disabled.
What to do if my LG 3D TVs have no picture and no sound?
If your LG 3D TV displays no picture and no sound, first ensure the TV is turned on. Try switching to another channel, as the issue might be with the broadcast itself. Verify that the power cord is securely inserted into the wall power outlet. Also, check your antenna's direction and location. To test the outlet, plug another device into it.
Why is my LG 3D TV remote control not working?
If your LG 3D TV remote isn't working, there might be a few reasons. First, ensure that nothing is obstructing the path between the remote and the TV. Second, make sure you are pointing the remote directly at the TV. Third, check that the batteries are correctly installed with the proper polarity. Fourth, verify that the remote is set to the correct operating mode (TV, VCR, etc.). Finally, try replacing the batteries with new ones.
Why do the picture settings on my LG 3D TV revert to default?
If your LG 3D TV automatically reverts to the initial settings after you change the picture settings, it is likely set to Store Demo mode. To switch to Home use mode, go to the TV Menu, select OPTION, choose Mode Setting, and then select Home use. This will complete the switch to Home use mode.
Why is there no output from one of the speakers on my LG 3D TV?
If there's no output from one of the speakers on your LG 3D TV, try adjusting the Balance in the menu options.
Why are there lines or streaks in pictures on my LG 3D TV?
If you're seeing lines or streaks in the pictures on your LG 3D TV, try adjusting your antenna. You may need to change the direction of the antenna to improve the signal.
Why does my LG 3D TV have poor reception on some channels?
Poor reception on some channels on your LG 3D TV can be due to a few reasons. The station or cable product may be experiencing problems, so try tuning to another station. If the station signal is weak, reorient your antenna to better receive the weaker station. Also, check for any sources of possible interference.
Why does my LG 3D TV have horizontal or vertical bars or picture shaking?
If your LG 3D TV is showing horizontal or vertical bars, or if the picture is shaking, check for local interference from electrical appliances or power tools.
General| 3D | Yes |
|---|---|
| Pixel pitch | 0.3114 x 0.3114 mm |
| Aspect ratio | 16:9 |
| Display diagonal | 27 \ |
| Viewable size diagonal | 691.2 mm |
| Viewing angle, vertical | 160 ° |
| Contrast ratio (dynamic) | - |
| Display number of colors | 16.78 million colors |
| Viewing angle, horizontal | 170 ° |
| Display brightness (typical) | 250 cd/m² |
| USB hub version | 2.0 |
| DVI-D ports quantity | 0 |
| Product color | Black |
| Compliance industry standards | TUV-GS, FCC-B, CE |
| RMS rated power | 10 W |
| Tilt angle range | -5 - 18 ° |
| Panel mounting interface | 200 x 100 mm |
| AC input voltage | 100 - 240 V |
| Power consumption (off) | 0.5 W |
| Power consumption (standby) | 1 W |
| Power consumption (typical) | 47 W |
Weight and Dimensions| Depth (with stand) | 222.8 mm |
|---|---|
| Height (with stand) | 480.6 mm |
| Weight (with stand) | 6000 g |
| Depth (without stand) | 57.6 mm |
| Width (without stand) | 644 mm |
| Height (without stand) | 407.8 mm |
| Weight (without stand) | 5000 g |
