Remote contr ol and optimizing the v ideo, cont’d – Extron Electronics MTPX Plus Series Setup Guide User Manual
Page 20
Refer also to the
MTPX Plus User’
s Manual
at
www
.extron.com
.
Refer also to the
MTPX Plus User’
s Manual
at
www
.extron.com
.
N
X!
= Input number
01 – (maximum number of inputs for your model)
X1^
= Audio gain
0 – 24 (1 dB per step)
X1&
= Numeric dB value
–18 to +24 (45 steps of gain or attenuation) (Default = 0 dB)
X1*
= Audio attenuation
1 – 18 (1 dB per step)
N
X@
= Output number
01 – (maximum number of outputs for your model)
X1$
= Mute
0 = off (unmuted)
1 = on (muted)
X1%
= Audio or RS-232 mute:
0 = no mutes
2 = audio or RS-232 mute
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
X1$]
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
}
X1%
1
,
X1%
2
, ...
X1%
n
]
Each
X1%
response is the mute status of an
output, starting from output 1.
n
= the maximum number of outputs for
this model.
Example:
MTPX Plus 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 1 or 3. See the
page 4-14.
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 gain 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 attenuation 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&]
MTPX P
lus Series • Remote Contr
o
l and Optimizing the V
ideo
Remote
Contr
ol
and
Optimizing
the
V
ideo,
cont’d
4-10
MTPX P
lus Series • Remote Contr
o
l and Optimizing the V
ideo
4-11