R5911443 /02 UDM72Image 7-28: Advanced menu, Output resolutionTip: The current active output resolution is indicated at the bottom of the selection button.The Output resolution menu is displayed.Image 7-29: Advanced menu — Output resolution2. Select the desired output resolution.Possible resolutions:• 4K UHD: 4k images, using the actuator at normal frequency.• 4K UHD S: 4k extra sharp images, using the actuator at a higher frequency• WQXGA: 2k images. In this mode, the actuator is disabled.If the main purpose of the projection is image (pictures, movie, or similar purpose), use the 4K UHDoutput resolution for the best image at the highest light output.If the main purpose of the projection is text (spreadsheets, presentations, or similar purposes), usethe 4K UHD S output resolution for the for the most stable and sharpest output.7.8 Displaying HDR content – Perceptual Quantizer(PQ)About PQPerceptual Quantizer (PQ) is a non–linear electro-optical transfer function (EOTF) that allows for the display ofHigh Dynamic Range (HDR) content with a luminance level of up to 10 000 cd/m² and can be used with theRec. 2020 color space.When do I know my content is HDR encoded?If the source signal is HDR encoded, an HDR icon will be visible next to the source signal. This is visible bothin the Connector selection menu, as well as the status menu.GUI – Image