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Command and Response Table for SIS Commands
Command Function
Video mute
Mute output video only
Mute output video and sync
Unmute video and sync
View mute status
X!
KEY:
= Video mute
Audio mute — Digital Output, Return or Analog Audio Out
Enable Audio mute
Example:
Disable audio mute
Example:
View audio mute status
NOTE:
To view audio mute status, digital audio status and analog audio status must be viewed individually.
X@
KEY:
= Audio output
X#
= Audio mute status
X3#
= View audio output
Information requests
View firmware version
View full firmware version
View part number
View Extron serial number
View updated FPGA version
View input video status
View input audio status
View input HDCP status
View output HDCP status
View LinkLicense
X$
KEY:
= Input video signal status
X%
= Input audio status
X^
= Input HDCP status
X&
= Output HDCP status
SIS Command
(Host to Unit)
1B
2B
0B
B
Verbose mode 2/3:
0
= Unmute (default)
X@
*1Z
1*1Z
X@
*0Z
3*0Z
X3#
Z
1
= Digital out (HDMI Out),
3
= All outputs (digital and return/analog)
0
= Unmute (default)
1
= Digital
Q/q
Verbose mode 2/3:
*Q/q
Verbose mode 2/3:
N/n
Verbose mode 2/3:
19I/i
Verbose mode 2/3:
35Q/q
Verbose mode 2/3:
4S/s
Verbose mode 2/3:
5S/s
Verbose mode 2/3:
E
}
IHDCP
Verbose mode 2/3:
E
}
OHDCP
Verbose mode 2/3:
E
}
LELIC
0
= Not detected
0
= Not detected
0
= No source detected
2
= Source with no HDCP present
0
= No active sink detected
2
= Sink detected, output signal not encrypted
FOX3 SR 301 and FOX3 SR 311 Scaling Receivers • SIS Configuration and Control
Response
Additional description
(Unit to Host)
]
Vmt1
]
Vmt2
]
Default
Vmt0
X!]
X!]
Vmt
1
2
= Mute video only
= Mute video and sync
X@
]
Amt
*1
]
Digital audio (embedded on HDMI output)
Amt1*1
is muted; analog audio is unaffected.
X@
]
Amt
*0
]
Default. Both audio outputs are
Amt3*0
unmuted.
X#]
2
= Analog (Analog Output)
1
= Mute
2
= Analog
x.xx
]
Ver 01*x.xx
]
]
x.xx.xxxx
]
Bld x.xx.xxxx
]
60‑xxxx‑xx
]
Pno 60‑xxxx‑xx
]
Serial number
]
Inf19*Serial number
x.xx
]
Ver 35*x.xx
]
X$]
X$]
Sts04*
X%]
X%]
Sts05*
X^]
X^]
HdcpI
X&]
X&]
HdcpO
FOX3 Uncompressed Video, 79-2560-01
If LinkLicense is not installed, returns
1
= Detected
1
= Detected
1
= Source with HDCP detected (default)
1
= Sink detected, output signal encrypted
]]
]]
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