Denon AVR-S570BT 5.2-Channel A/V Receiver - Manual (Page 86)

HDCP Setup
Sets the HDCP version for each HDMI input source.
Video may not be output depending on the HDCP version of your player
and the TV.
If this issue occurs, use this setting to set one version of HDCP. This may
be able to output video.
Auto
(Default):
Automatically applies the HDCP version of
this unit according to TV.
1.4: Fixes the HDCP version of this unit to 1.4.
2.3: Fixes the HDCP version of this unit to 2.3.
Contents Connections Playback Settings Tips Appendix
86
Front panel Display Rear panel Remote Index