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Refer also to the MTPX User’s Manual at www.extron.com.
Refer also to the MTPX User’s Manual at www.extron.com.
Command ASCII command
(host to switcher)
Response
(switcher to host)
Additional description
Audio or RS-232 mute commands
Audio or RS-232 mute
X@
*1Z Amt
X@
*1
]
Mute output
X@
audio (audio off).
Audio or RS-232 unmute
X@
*0Z Amt
X@
*0
]
Unmute output
X@
audio (audio on).
Read audio or RS-232 mute
X@
Z
X*]
1 = mute on, 0 = mute off.
Global audio or RS-232 mute 1*Z
Amt1
]
Mute all audio outputs.
Global audio or RS-232 unmute 0*Z
Amt0
]
Unmute all audio outputs.
View output mutes
E
VM
}
X(
1
,
X(
2
, ...
X(
n
]
Each
X(
response is the mute status of an
output, starting from output 1.
n = the maximum number of outputs for this
model.
Example:
MTPX 3216
E
VM
}
Mut0220200002202000
]
Output 2, 3, 5, 10, 11, and 13 audio or RS-232
are muted. All other outputs are unmuted.
N
The “Mut” portion of the response appears only when the switcher is in Verbose mode 3. See the Verbose mode command on page 4-10.
Command ASCII command
(host to switcher)
Response
(switcher to host)
Additional description
Audio input gain and attenuation
N
The set gain (G) and set attenuation (g) commands are case sensitive.
Set input audio level to +dB value
X!
*
X1)
G In
X!
•Aud
X1!]
Example:
1*2G
In01•Aud+02
]
Set input 1 audio gain to +2 dB.
Set input audio level to -dB value
X!
*
X1@
g In
X!
•Aud
X1!]
Increment gain
X!
+G In
X!
•Aud
X1!]
Increase gain by 1 dB.
Example:
5+G
In05•Aud+03
]
Increase audio input 5 level from +2 dB to +3 dB.
Decrement gain
X!
-G In
X!
•Aud
X1!]
Decrease gain by 1 dB.
Example:
7-G
In07•Aud-09
]
Decrease audio input 7 level from -8 dB to -9 dB.
Read input level
X!
G
X1!]
Audio output volume
Set the audio volume to a specic
value
X@
*
X1#
V Out
X@
•Vol
X1#]
Example:
1*50v
Out01•Vol50
]
Set output 1 volume to 79%.
Increment volume
X@
+V Out
X@
•Vol
X1#]
Increase volume by 1 step.
Example:
1+V
Out01•Vol51
]
Decrement volume
X@
-V Out
X@
•Vol
X1#]
Decrease volume by 1 step.
Read output volume
X@
V
X1#]
N
X@
= Output number 01 – (maximum number of outputs for your model)
X*
= Mute 0 = off (unmuted)
1 = on (muted)
X(
= Audio or RS-232 mute: 0 = no mutes
2 = audio or RS-232 mute
N
X!
= Input number
01 – (maximum number of inputs for your model)
X1)
= Audio gain 0 – 24 (1 dB/step)
X1!
= Numeric dB value –18 to +24 (45 steps of gain or attenuation) (Default = 0 dB)
X1@
= Audio attenuation 1 – 18 (1 dB/step)
X@
= Output number
01 – (maximum number of inputs for your model)
X1#
= Volume adjustment range 0 – 64 (1 dB/step except for 0-to-1, which is 22 dB) (default = 64 [0 dB])
MTPX • Remote Control and Optimizing the Video
Remote Control and Optimizing the Video, cont’d
4-6
MTPX • Remote Control and Optimizing the Video
4-7