Table of Contents
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Command
Audio Configuration
Audio Mute — HDMI and Analog (persists after a power cycle)
Enable global audio
mute
Disable global audio
mute
Enable or disable
discrete mute
View discrete mute
status
View global mute status
Audio Input Gain (analog audio only)
Set audio gain
Increment
Decrement
View gain
Audio Input Format
Set input audio format
View audio input format
Volume
Set volume
Increment volume
Decrement volume
View volume
X1)
NOTE:
=
Mute or unmute audio: 0 = unmute (default), 1 = mute
X5)
=
0 dB to -100 dB in 1.0 dB steps. Default = -10 dB. Response is 3 digits padded with a leading + or -.
X5$
=
Audio input gain: -18 dB – +24 dB. Default = 0. Response is 2 digits padded with a leading zero.
X5*
=
Audio input format: 0 = input is muted, 1 = analog, 2 = LPCM-2Ch (default), 3 = Multi-Ch,
4 = LPCM-2Ch Auto, 5 = Multi-Ch Auto.
X7@
=
Audio output: 1 = local 5-pole captive screw analog audio output, 2 = embedded TMDS audio output.
ASCII Command
Response
(Host to Scaler)
(Scaler to Host)
1Z
Amt1
0Z
Amt0
X7@
X1)
*
Z
Amt
X7@
X1) ]
*Z
In verbose modes 2 and 3:
Amt
Z
X1)
In verbose modes 2 and 3:
Amt
X5$
G
Aud
+G
Aud
-G
Aud
X5$ ]
G
In verbose modes 2 and 3:
Aud
E
X5*
}
I 1 *
AFMT
Afmt I 1*
E
}
X5* ]
I 1 AFMT
In verbose modes 2 and 3:
Afmt I 1*
X5)
V
Vol
+ V
Vol
- V
Vol
X5) ]
V
In verbose modes 2 and 3:
Vol
DSC HD-HD 4K Plus A Series • Remote Configuration and Control
Additional Description
]
Mute all audio outputs.
]
Unmute all audio outputs.
X7@
X1) ]
*
Set mute of audio output
to
View mute status
output
X1) ]
X1) ]
•
View audio mute status
outputs 1 and 2.
X1)
X1) ]
•
Set the audio gain on the
X5$ ]
analog input to
X5$ ]
Increase audio level by 1 to
X5$
X5$ ]
Decrease audio level by 1 to
X5$
View audio gain level of the
current input.
X5$ ]
Set the audio format for the
X5* ]
current input to
View audio input type
the current input.
X5* ]
X5) ]
Set the output volume to
X5) ]
Increase the output volume by
1 to
X5) ]
Decrease the output volume by
1 to
View current volume setting
X5)
X5) ]
X7@
X1)
.
X1)
of audio
X7@
.
X1)
of
X5$
.
.
.
X5*
.
X5*
for
X5)
.
X5)
.
X5)
.
.
61
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