Sony STR-DN1080 Manual page 163

Select the setting you want.
3
On: The DTS decoder is switched to "Non-Direct Mode."
Off: The DTS decoder is switched to "Direct Mode."
Note
You cannot set this function to [Off] when [Neural:X] is selected as a sound field.
You cannot set this function to [On] in the following cases:
[2ch Stereo], [Direct], [Dolby Surround] or [Front Surround] is selected.
[Pure Direct] is set to [On].
Headphones are connected.
[Bluetooth Mode] is set to [Transmitter].
[183] Adjusting Settings
Upscaling video signals to 4K (HDMI In 4K Scaling)
You can upscale video signals to 4K and output them through the HDMI OUT jacks of the
receiver.
Select [Setup] - [HDMI Settings] from the home menu.
1
Select [HDMI In 4K Scaling].
2
Select the setting you want.
3
Auto: Enables video scaling control of 4K HDMI output automatically if you connect a
4K-compatible TV.
Off
Note
This function works only when video signals are received via the HDMI IN jacks.
HDMI input signal must be 1080p/24 Hz 2D signal.
The HDMI OUT B/HDMI ZONE jack does not support [HDMI In 4K Scaling]. Video signals are output
in the same resolution as the input resolution.
[184] Adjusting Settings
Controlling HDMI devices (Control for HDMI)
HDMI Settings
HDMI Settings