Eurocom Panther 3.0 - Manual (Page 276)

AMD Video Driver Controls
C - 18 HDMI Audio Configuration
C
5. Double-click the connected HDMI device (or right-click and select Properties) to
adjust the HDMI settings from the control panel tabs.
6. Click OK to close the control panel (see notes overleaf).
Figure C - 16
HDMI Device
Properties