Extron Electronics DSC HD-3G A User Guide User Manual
Page 63
Command
ASCII Command
(Host to Scaler)
Response
(Scaler to Host)
Additional Description
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)
]
In verbose modes 2 and 3:
Amt
X1) ]
View audio mute status
X1)
.
Audio Gain and Attenuation
NOTE: On the DSC 3G-HD A, these commands apply to analog audio.
Set audio gain and
attenuation
X5$
G
Aud
X5$
]
Set the audio gain or
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$
]
In verbose modes 2 and 3:
Aud
X5$
]
View the current audio level.
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
Set to LPCM-2CH
digital
E
I 1 * 2 AFMT
}
Afmt I 1 * 2
]
DSC 3G-HD A: Select
two-channel digital audio for
the input (default).
DSC HD-3G A: Select LPCM
two-channel digital audio for
the input (default).
Set to 8CH digital
or
Set to Multi-CH digital
E
I 1 * 3 AFMT
}
Afmt I 1 * 3
]
DSC 3G-HD A: Select
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: -18 through +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