Remote contr ol and optimizing the v ideo, cont’d – Extron Electronics MTPX Series User Manual
Page 20
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 specific
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 Contr
ol and Optimizing the V
ideo
Remote
Contr
ol
and
Optimizing
the
V
ideo,
cont’d
4-6
MTPX • Remote Contr
ol and Optimizing the V
ideo
4-7