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If your LG LED TV has normal audio but no video, you should first check all the cables between the boards, ensuring they are properly inserted. This includes the Main Board, Power Board, each cable for the Panel, Speaker Cable, and IR Board Cable. Also, check the Power Board VLED output.
What to do if there is no video and no audio on LG LED TV?
If your LG LED TV has no video and no audio, check the various voltages of the Power Board (12V...).
What to do if picture is broken or freezing on LG 86UR80 0PSB?
If the picture on your LG LED TV is broken or freezing, check the RF Signal level.
General| Display Type | LED |
|---|---|
| Refresh Rate | 60Hz |
| USB Ports | 2 |
| Smart TV | Yes |
| Sound Output | 20W |
| Screen Size | 86 inches |
| Resolution | 3840 x 2160 (4K UHD) |
| HDR Support | HDR10, HLG |
| Operating System | webOS |
| Bluetooth | Yes |
| Wi-Fi | Yes |
General critical safety warnings and precautions.
Provides general advice and procedures for safe operation.
Details procedures for cold and hot leakage current testing.
Procedures for troubleshooting video and audio issues.
Steps for diagnosing power and general function problems.
