What to do if my LG 75SM9400PTA has no video but normal audio?
If your LG LED TV has no video but the audio is normal, check the backlight and power board. If these are normal, replace the T-con or Main Board or module.
What to do if my LG LED TV has a color error?
If your LG LED TV is showing a color error, the suggested solution is to check and replace the external device and cable connected to the TV.
What to do if my LG LED TV picture is broken or freezing?
If the picture on your LG LED TV is broken or freezing, check the RF signal level using a digital signal level meter.
What to do if my LG 75SM9400PTA LED TV has no video and no audio?
If your LG LED TV has no video and no audio, check and replace the Power Board and repair parts.
What to do if my LG 75SM9400PTA LED TV has vertical or horizontal bars, residual image, light spot, or external device color error?
If your LG LED TV displays vertical or horizontal bars, a residual image, a light spot, or external device color error, replace the Main/T-con B/D.
General| Screen Size | 75 inches |
|---|---|
| Display Type | LED |
| Smart TV | Yes |
| Operating System | webOS |
| HDMI Ports | 4 |
| USB Ports | 3 |
| Audio Output | 40W |
| Processor | α7 Gen 2 Intelligent Processor |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Resolution | 3840 x 2160 |
| HDR | Cinema HDR |
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