LG 22SM3B User Guide - Page 7
To run a Picture Test, Advanced, Picture, Picture Test, How to Use HDMI ULTRA HD Deep Colour
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ENGLISH 7 To run a Picture Test (Only applies to certain models.) Advanced Picture Picture Test Run a Picture Test to check that picture signals are outputted normally, then solve any problems by selecting the relevant option on the screen. If there are no problems with the Test Picture, check connected external devices. How to Use HDMI ULTRA HD Deep Colour [For Ultra HD models only] Advanced Picture HDMI ULTRA HD Deep Colour If you connect an HDMI device to one of the Deep Colour adjustable ports, you can select Deep Colour On (6G) or Off (3G) in the HDMI ULTRA HD Deep Colour settings menu. If a compatibility issue occurs with a graphics card when the Deep Colour option is set to On at 3840 x 2160 @ 60 Hz, set the Deep Colour option to Off. ••HDMI specifications may vary depending on the input port. Check the specifications of each device before connecting. ••HDMI input port 1,2 are best suited for 4K at 60 Hz (4:4:4, 4:2:2) to enjoy high definition video. However, video or audio may not be supported depending on the specifications of the external devices. In that case, please connect to another HDMI port.