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Audio Format
Selection
Details Model
None
Mutes all audio for the input. Both
Analog
The audio from the 5-pole captive screw input
port is embedded in the HDMI output.
DSC 3G-HD A
Analog
The audio from the 5-pole captive screw input
port is embedded in the SDI output.
DSC HD-3G A
2CH Digital
(Default)
Lets you select one pair of AES channels from
the available eight pairs. If a format other than
two-channel digital is selected for the audio
format, the menu to select the pair is disabled
(see “Audio channels”).
DSC 3G-HD A
LPCM-2Ch
(Default)
Displays the selected HDMI input with a PCM
two-channel EDID.
DSC HD-3G A
8CH Digital Lets you select up to four pairs (eight
channels) of AES audio to be embedded in
the HDMI output (see “Audio channels” ).
DSC 3G-HD A
Multi-Ch
Displays the HDMI input with a multi-channel
EDID (supports only multi-channel PCM
audio).
DSC HD-3G A
SDI Audio Decode Lets you select a pair of audio channels to
decode from a selected group.
DSC 3G-HD A
• Audio Mute — This option lets you mute and unmute global audio. Press any arrow
key to toggle between Off (default) and On.
• Input Gain / Attenuation — Select this option to set the gain and attenuation for
analog audio inputs only (the range is -18 dB to +12 dB). The decibel level can be
adjusted in increments of 1.0 dB. The default is 0 dB.
• SDI Decode Audio — (DSC 3G-HD A only) Select this option to select which pair
of audio channels to decode and embed. Using this option or SIS commands (see
the AES Audio Channel Selection and AES Audio Channel Group Selection
commands on page 58), you can pick a group and a channel pair within that group.
Audio Channels
On the DSC 3G-HD A you can select channel pairs to embed, in addition to the audio
input format. On the DSC HD-3G A, input format selection is available, but channel
selection is not.
DSC 3G-HD A: Selecting Audio Channel Pairs
The available formats (modes) for the DSC 3G-HD A are analog, two-channel digital, and
eight-channel digital. In two-channel mode, one of the eight channel pairs is embedded in
the HDMI output. In eight-channel mode, four pairs are embedded.
The 16 channels are divided into four groups, each consisting of two channel pairs
(four channels). The table below shows the channels contained within each group.
Group 1 Group 2 Group 3 Group 4
Ch Pair 1 Ch Pair 2 Ch Pair 1 Ch Pair 2 Ch Pair 1 Ch Pair 2 Ch Pair 1 Ch Pair 2
Ch 1 Ch 2 Ch 3 Ch 4 Ch 5 Ch 6 Ch 7 Ch 8 Ch 9 Ch 10 Ch 11 Ch 12 Ch 13 Ch 14 Ch 15 Ch 16
DSC 3G-HD A and DSC HD-3G A • Operation 30