DSC HD-HD 4K A • Setup Guide (Continued)
Command
ASCII Command
(Host to Scaler)
Response
(Scaler to Host)
Additional Description
Audio Input Format
Set audio input format
E
I1*
X5*
AFMT
}
Afmt
I1
*
X5*
]
Set the audio input format to
X5*
.
View audio input format
E
I1
AFMT
}
X5*
]
View the current audio input format.
Audio Input Gain
(Affects analog audio input on 5-pole captive screw connector only.)
Set audio gain
X5$
G
Aud
X5$
]
Set the gain on the analog audio input to
X5$
.
Increment gain
+G
Aud
X5$
]
Increase the audio gain by 1 dB to
X5$
.
Decrement gain
-G
Aud
X5$
]
Decrease the audio gain by 1 dB to
X5$
.
View gain
G
X5$
]
View the audio gain level of the current input.
Volume
(Analog and embedded digital audio outputs)
Set volume
X5)
V
Vol
X5)
]
Set the output volume level to
X5)
.
Increment volume
+V
Vol
X5)
]
Increase the output volume by 1 dB to
X5)
.
Decrement volume
-V
Vol
X5)
]
Decrease the output volume by 1 dB to
X5)
.
View
V
X5)
]
View current volume setting
X5)
.
Output Resolution and Rate
Set output scaler rate
E
1*
X2!
RATE
}
Rate
1*
X2!
]
Select output resolution and refresh rate
X2!
(for
X2!
values, see the
output resolution and refresh rate table
on the previous page).
View output rate
E
1
RATE
}
X2!
]
Show the current output rate for the DSC.
HDMI Output Format
Set output format
E
1
*
X4*
VTPO
}
Vtpo
1*
X4*
]
Select format
X4*
for the HDMI output.
View output format
E
1
VTPO
}
X4*
]
Show the current output format (
X4*
) for the DSC.
Screen Saver Mode
(Takes effect when no signal is detected on the input.)
Set screen saver mode
E
M1
*
X4)
SSAV
}
Ssav M
1
*
X4)
]
Set the screen saver mode to
X4)
.
View screen saver mode
E
M1
SSAV
}
X4)]
View current screen saver mode
X4)
.
Set screen saver duration before
output sync timeout
E
T
1
*
X2*
SSAV
}
Ssav
T1
*
X2*
]
Set the period before sync timeout to
X2*
seconds.
View sync timeout duration
E
T1
SSAV
}
X2*]
View the amount of time
X2*
before sync timeout.
View screen saver status
E
S1
SSAV
}
X6#
]
View the screen saver status
X6#
.
Reset
System reset
E
ZXXX
}
Zpx
]
Reset all device settings to the factory defaults, retaining IP
settings.
4
NOTE:
X2!
= Output scaler rate: See the
output resolution and refresh rate table
on the previous page for the rate variables.
X2*
= Output sync timeout duration in seconds:
1-500
in 1-second increments.
501
= never (default),
0
= immediate timeout.
X4)
= Screen saver mode:
1
= black (default),
2
= blue,
3
= user screen saver logo.
X4*
= HDMI output format:
0
= Auto (default),
1
= DVI,
2
= HDMI RGB Full,
3
= HDMI RGB Limited,
5
= HDMI YUV 4:4:4 Limited,
7
= HDMI YUV 4:2:2 Limited,
9
= HDMI YUV 4:2:0 Limited.
X5)
= Output volume:
0
dB to -
100
dB in 1.0 dB steps. (Default is
-10
dB.)
X5$
= Audio input gain: -
18
dB to +24 dB. (Default is
+12
dB.)
X5*
= Audio input format:
0
= none,
1
= analog,
2
= LPCM-2Ch,
3
= Multi-Ch,
4
= LPCM 2Ch Auto (default),
5
= Multi-Ch Auto.
X6#
= Screen saver status:
0
= active, timer not running,
1
= no active input, timer running, output sync active,
2
= No active input, timer expired, output sync disabled.
68-2803-51 Rev. B
02 18
Basic SIS Commands
The DSC HD-HD 4K A can be configured with specific SIS commands via RS-232, USB, and LAN connection. This table lists
a selection of basic commands. For a full list of SIS commands and variables see the
DSC HD-HD 4K A Series User Guide
,
available at
www.extron.com
.
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