 (Home) > Settings > General settings > Input sources > HDMI 2/3 > HDMI Ultra HD

This TV can display Ultra HD signals. Some devices - connected with HDMI - do not recognise a TV with Ultra HD and might not work correctly or show distorted picture or sound.

To avoid the malfunctioning of such a device, you can set the signal quality to a level the device can handle. If the device is not using Ultra HD signals, you can switch off Ultra HD for this HDMI connection.

• The setting Optimal* allows maximum up to Ultra HD (50Hz or 60Hz) RGB 4:4:4 or YCbCr 4:4:4/4:2:2/4:2:0 signals.
• The setting Standard allows maximum up to Ultra HD (50Hz or 60Hz) YCbCr 4:2:0 signals.
• The setting Off is to watch videos with Full HD.

* Available when Source is set to HDMI 2 or HDMI 3