Hall Technologies October 6, 2023
Page 13 of 16
“Connected – XX”
Where XX is the number of HD-AUD-IO devices connected to the PC.
Controls
Embed Source
This button selects which audio source to embed; either 3.5mm L/R IN, SPDIF IN or
HDMI IN.
Audio EDID
This button selects how the EDID is altered; either L/R (2 Channel), Multi (Multi-
Channel) or Pass-Thru from the HDMI output.
Video EDID Emulate/Pass-Thru
Pressing this button quickly selects whether the EDID given to the source is from a
previously stored EDID or from the HDMI OUT display.
Digital Input
This area controls and shows the desired mute setting which occurs when the DI
(digital input) terminal connects to ground.
The indicator will be 'RED' when the DI is un-grounded and 'GREEN' when the DI
input connects to ground.
The factory default setting is to mute only the HDMI audio output. Click the
desired setting to change the factory default.
Setting
Functionality
OFF
No Audio or Video muting
AV Out
Both HDMI Audio and Video are muted.
(Extracted HDMI Input audio is not affected)
Video Out
Only HDMI Video is muted
Audio Out
Only HDMI Audio is muted
L/R and SPDIF audio modes, the extracted
audio also mutes
Both Ext
Both L/R Out and SPDIF Out are muted HDMI
Output audio is not affected
Ext L/R
Only L/R Out is muted
HDMI Output audio is not affected
Ext SPDIF
Only SPDIF Out is muted
HDMI Output audio is not affected