Io 4K Plus Capture, Display, Convert v14.0r2 25 www.aja.com
LTC/Ref
Use the LTC/Ref menu pulldown to identify the type of signal being received by
the LTC/Ref BNC:
• Reference - BNC is used as a video reference input.
• LTC- BNC is used for linear time code (LTC) input.
Audio Input
Select
This pulldown menu allows you to pick where the audio comes from. Io 4K Plus
supports up to 16 channels of embedded audio, up to 8 channels of HDMI audio,
up to four analog input channels (DB-25 connector), and one analog mic/line
input. Choose from:
• Analog, SDI Ch 1-16, HDMI
Map Channels
Here you can select which two audio input channels will be mapped to your
editing application if only two channels (Ch 1 and Ch2) are selected in that
application.
• Choose in pairs from 1-2 through 15-16.
Incoming embedded SDI audio supports the routing of all eight channel pairs.
HDMI embedded audio supports routing of the first four channel pairs. Analog
audio supports routing the first two channel pairs.
NOTE: This setting does not affect the embedded audio being sent to the Io 4K Plus's
BNC or HDMI output connectors.
Rate
Io 4K Plus digital audio sampling is fixed at 48k.