Extron electronic DSC 3G-HD A Amt, X5$ G Aud X5$, Audio Gain and Attenuation, Audio Input Format

Command	ASCII Command	Response	Additional Description
	(Host to Scaler)	(Scaler to Host)
Audio Configuration

Audio Mute (Global setting — persists after a power cycle)

Mute on	1 Z	Amt 1 ]	Mute the selected audio input.
Mute off	0 Z	Amt 0 ]	Unmute the selected audio
			input.
View mute status	Z	X1) ]	View audio mute status X1).

In verbose modes 2 and 3:

Amt X1) ]

Audio Gain and Attenuation

NOTE: On the DSC 3G-HD A, these commands apply to analog audio.

Set audio gain and	X5$ G	Aud X5$ ]	Set the audio gain or
attenuation			attenuation on the current input
			to X5$ dB.
Increment	+G	Aud X5$ ]	Increment (raise) the audio level
			by 1 dB.
Decrement	-G	Aud X5$ ]	Decrement (lower) the audio
			level (down) by 1 dB.
View	G	X5$ ]	View the current audio level.
		In verbose modes 2 and 3:
		Aud X5$ ]

Audio Input Format

NOTE: DSC 3G-HD A: Selects between analog (5-pole captive screw audio input connector) and digital (embedded in the SDI input) audio sources.

DSC HD-3G A: Selects between analog (5-pole captive screw audio input connector) and digital (embedded in the HDMI input) audio sources.

Set to None	E I 1 * 0 AFMT }	Afmt I 1 * 0 ]	Mute all audio for the input.
Set to Analog	E I 1 * 1 AFMT }	Afmt I 1 * 1 ]	Select analog audio for the
			input.
Set to 2CH digital or	E I 1 * 2 AFMT }	Afmt I 1 * 2 ]	DSC 3G-HD A: Select
Set to LPCM-2CH			two-channel digital audio for
digital			the input (default).
			DSC HD-3G A: Select LPCM
			two-channel digital audio for
			the input (default).
Set to 8CH digital or	E I 1 * 3 AFMT }	Afmt I 1 * 3 ]	DSC 3G-HD A: Select
Set to Multi-CH digital			eight-channel digital audio for
			the input.
			DSC HD-3G A: Select PCM
			multi-channel (eight-channel)
			digital audio for the input.

NOTE: X1) = Mute or unmute audio: 0 = Unmute (default), 1 = Mute

X5$ = Audio gain and attenuation: -18through +12 dB (For DSC 3G-HD this applies only to analog input.) Response is 2 digits with leading + or – and padded with a zero.

DSC 3G-HD A and DSC HD-3G A • Remote Configuration and Control 57