DSC HD-3G A • Setup Guide (Continued)
NOTE:
X#
= Input video format:
0
= no signal;
1
= HDMI,
2
= DVI,
3
= invalid signal (up to 30 Hz);
4 = 3G-SDI 1080p (@ 50, 59.94, and 60 Hz), 2K;
5
= unknown.
X2)
= Output scaler rate:
0
= automatic (match output rate),
1
= custom rate 1,
2
= custom rate 2,
3
= custom rate 3,
9 = match input (see the
SIS variables table
on page 3 for more 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
X4@
= Video mute:
0
= off (unmuted),
1
= on (muted to black screen),
2
= on (all output sync and video muted)
X6@
= Power save setting:
0
= full power (default),
1
= low power state
X6#
= Screen saver status:
0
= active, timer not running;
1
= no active input, timer running, output sync active;
2
= No active input, timer expired
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Basic SIS Commands
The DSC HD-3G A can be configured with specific SIS commands via RS-232 or USB connection. This table lists a selection
of basic commands (all responses to
View
commands are shown in verbose mode with tagged responses). For a full list of SIS
commands and variables see the
DSC 3G-HD A and DSC HD-3G A User Guide
, online at
www.extron.com
.
Command
ASCII Command
(Host to Scaler)
Response
(Scaler to Host)
Additional Description
View input video format
1
*
\
Vtyp
1
*
X#
]
View detected input video format
X#
.
Audio Input Format
— select between analog (5-pole captive screw connector) and digital (embedded in 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 LPCM-2CH digital
E
I
1
*
2
AFMT
}
Afmt
I
1
*
2
]
Select LPCM 2-channel digital audio for the input (default).
Set to Multi-CH digital
E
I
1
*
3
AFMT
}
Afmt
I
1
*
3
]
Select multi-channel digital audio for the input.
Execute Auto-Image
A
Img
]
Perform an Auto-Image on the current input.
Output Configuration
Set output scaler rate
E
X2)
RATE
}
Rate
X2)
]
Select output resolution and refresh rate
X2)
(see the
output
SIS variables table
on page 3).
View output rate
E
RATE
}
Rate
X2)
]
Show the current output rate for the DSC HD-3G A.
Video Mute
(Defaults to unmuted after a power cycle.)
Mute video to black
1
*
1B
Vmt
1
*
1
]
Mute the video and display a black screen.
Mute video and output sync
1
*
2B
Vmt
1
*
2
]
Mute all TMDS signals on the SDI video output.
Unmute video
1
*
0B
Vmt
1
*
0
]
Unmute the output video.
View video mute status
1B
Vmt
1
*
X4@
]
View output video mute status (
X4@
).
Screen Saver Mode
(Active when no signal is detected on the input)
Set screen saver mode
E
M
X4)
SSAV
}
Ssav
M
X4)
]
Set the screen saver mode to
X4)
(default = 1 = black).
View screen saver mode
E
M
SSAV
}
Ssav
M
X4)
]
View current screen saver mode
X4)
.
Set sync timeout duration
E
T
X2*
SSAV
}
Ssav
T
X2*
]
Set the period before sync timeout to
X2*
seconds
(default =
501
= never).
View sync timeout duration
E
T
SSAV
}
Ssav
T
X2*
]
View the amount of time
X2*
before sync timeout.
View screen saver status
E
S
SSAV
}
Ssav
S
X6#
]
View the screen saver status
X6#
.
Reset device to factory settings
E
ZXXX
}
Zpx
]
Resets all device settings to the factory defaults.
Power Save Mode
Power save off
E
0
PSAV
}
Psav
0
]
Set the DSC to run in full power mode (default).
Power save on
E
1
PSAV
}
Psav
1
]
Place the DSC in low power mode. (This mode can be
exited only via the
E
0
PSAV
}
command or by cycling
power to the unit.)
View power save setting
E
PSAV
}
Psav
X6@
]
View power save status
X6@
.
4
68-2261-50 Rev. B
07 15
