User Guide User guide
Command/response table for Receiver SIS commands (continued)
FOX II DP Transmitter and Receiver • Remote Control
25
Command SIS Command 
(host to unit)
Response 
(unit to host)
Additional description
Audio input gain and attenuation (for analog audio return)
NOTE:  The set gain (G) and set attenuation (g) commands are case sensitive. The increment level, decrement level, and show level are 
not case sensitive.
Set input audio gain to a +dB 
value
X$
G Aud
X%]
Set the input level to 
X%
 dB (gain).
Example:
2G
Aud2
]
Set the input level to +2 dB (gain).
Set input audio attenuation to 
a -dB value
X^
g Aud
X%]
Set the input level to 
X%
 dB (attenuation).
Increment input level
+G
Aud
X%]
Increase the audio level by 1 dB.
Example:
+G
Aud3
]
Increment the input level from +2 dB to +3 dB.
Decrement input level
–G
Aud
X%]
Decrease the audio level by 1 dB.
Show input level
G
X%]
Audio output level
Set to consumer level (default)
40*0#
Lvl0
]
Set output level to -10 dBV.
Set to professional level
40*1#
Lvl1
]
Set output level to +4 dBu.
View audio output level
40#
X2$]
Audio mute
Mute the audio
X(
*1Z Amt
X(
*1
]
Silence the audio output of the receiver.
Unmute the audio
X(
*0Z Amt
X(
*0
]
The receiver outputs audio.
Show audio mute status
X(
*Z
X1)]
Mute status of 
X(
 audio is 
X1)
.
NOTE:  0 is not a valid 
X(
 value for the show audio mute status command.
Receiver name
Assign a name to the device
EX1@
CN
}
Ipn•
X1@]
Name the receiver 
X1@
.
Reset device name to default
E
•CN
}
Ipn•
X1@]
Name the receiver “FOX II R DP“.
View the device name
E
CN
} X1@]
Status requests
View link 1 (Tx-to-Rx) status
1S
X1#]
View link 2 (Rx-to-Tx) status
2S
X1#]
View input video status
3S
X1#]
View input audio status
4S
X1#]
View all signal status
5S
SigI
X1#
•SigO
X1#
•HDCPI
X1$
•HDCPO
X1%]
Report the status of the DisplayPort input, 
DisplayPort output, HDCP encoding on the input, 
and HDCP encoding on the output.
View DisplayPort signal 
status
6S
SigI
X1#
•SigO
X1#]
Report the status of the DisplayPort input and 
DisplayPort output.
View HDCP status
7S
HDCPI
X1$
•HDCPO
X1%]
Report the status of the HDCP encoding on the 
input and HDCP encoding on the output.
View temperature
20S
X1^
F•
X1^
C
]
Show temperature in degrees Fahrenheit and 
Celsius.
Information requests
Information request
I
1Lnk
X1#
•2Lnk
X1#
•Vid
X1#
•Aud
X1#
•
X1&
•Rx
]
The unit responds with the current status (signal 
detected) of optical link 1, optical link 2, the 
video input, and the audio link; the fiber optic 
transmission mode (singlemode or multimode); 
and the device type (Rx).
Show firmware version
Q
X1*]
Example:
Q
1.23
]
The factory-installed firmware version is 1.23 
(sample value only).
Request part number
N
60–
nnnn–nn
]
See the Extron website, www.extron.com, for 
part numbers.
Input sync detection
E
1LS
} X1(
horizontal
, 
X1(
vertical
]
Shows horizontal frequency in kHz and vertical 
frequency in Hz. 000.0,000.0 if no signal is 
detected.
Request SFP status
40S
X2)
•
X2!
Tx
•
X2!
Rx
•
X2@]










