What to do if my LG 55LA7900 has no image and sound?
If your LG LED TV shows no image and produces no sound, first ensure the TV is turned on. Then, verify that the power cord is securely connected to a wall outlet. Finally, test the wall outlet by plugging in other devices to check for any issues with the power supply.
Why does my LG 55LA7900 LED TV turn off suddenly?
If your LG LED TV turns off suddenly, examine the power control settings to ensure the power supply isn't being interrupted. Also, check the Time settings to see if the Auto sleep feature is enabled. If the TV is on but receives no signal, it will automatically turn off after 15 minutes of inactivity.
How to fix LG 55LA7900 remote control not working?
If you cannot control your LG LED TV with the remote, begin by checking the remote control sensor on the TV and try again. Ensure there are no obstructions between the remote and the TV. Finally, verify that the batteries in the remote are working and correctly installed.
General| Screen Size | 55 inches |
|---|---|
| Display Type | LED |
| Resolution | 1920 x 1080 |
| Refresh Rate | 120 Hz |
| 3D Support | Yes |
| Smart TV | Yes |
| HDMI Ports | 4 |
| USB Ports | 3 |
| Wi-Fi | Yes |
| Audio Output | 20 W |
| Operating System | LG Smart TV |
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