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mallbritton

macrumors 65816
Original poster
Nov 26, 2006
1,063
369
I've been struggling to get the best possible picture out of my Samsung TV and Apple TV 4K (3rd gen) combination. This weekend I found an obscure setting in the TV's settings that brings it all together for me.

The issue was, the TV was not displaying the content in HDR10+, when I was certain I should be seeing that. All I was getting was UHD HDR, in pretty much all 4K content.

My TV is a Samsung UN50TU7000FXZA, which does support HDR10+. The setting is called Input Signal Plus and is located in the settings at General > External Device Manager > Input Signal Plus. Set both radio buttons to ON. According to the TV this setting "Expands the input signal range for HDMI connections."

As I mentioned, this setting pulled everything together for me and now 4K content is displaying correctly. The documentary "Secrets of the Elephants," on Disney+ looks absolutely GEORGEOUS.

Hope this helps other folks.
 
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dsaponaro

macrumors member
Jul 18, 2002
93
121
always curious about this setting. On my samsung frame I have it set to on for all inputs. My question is what is the benefit to actually turn it off? anyone know of any reason why?
 

mallbritton

macrumors 65816
Original poster
Nov 26, 2006
1,063
369
From my perspective, turning the setting off prevents me from getting full benefit from the TV. 😁
 

HobeSoundDarryl

macrumors G5
I do not recall turning this on on my Samsung but it is on. It may have automatically-on'd when content was tossed to it with HDR10+... or perhaps in the original setup of the TV, but that pre-dated AppleTVs offering HDR10+ support.

It might auto-set when the HDMI cable quality test is run on AppleTV too... or when one manually chooses an HDR setting in the AppleTV menu.
 
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