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Remote Operation, cont’d
MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Remote Operation
4-6
PRELIMINARY
Command/response table for SIS commands (continued)
Command ASCII command
(host to switcher)
Response
(switcher to host)
Additional
description
RGB mute commands
RGB mute
X@
*1B Vmt
X@
*1
]
Mute output
X@
RGB (video
off).
RGB unmute
X@
*0B Vmt
X@
*0
]
Unmute output
X@
RGB
(video on).
Read RGB mute
X@
B
X#]
1 = mute on, 0 = mute off.
Global RGB mute 1*B
Vmt1
]
Mute all RGB outputs.
Global RGB unmute 0*B
Vmt0
]
Unmute all RGB outputs.
N
An IR 501 user can mute video and/or audio with a string of IR commands that cannot be duplicated by a computer or
controlsystemsendingSIScommands.Theswitchersendsthefollowingresponses:
IR 501 RGB and audio mute {none}
Mut
X@
*1
]
Output
X@
’s RGB and audio
are muted.
IR 501 RGB mute {none}
Vmt
X@
*1
]
Output
X@
’s RGB is muted.
IR 501 RGB and audio
unmute
{none}
Zpz
]
Output
X@
’s RGB and audio
are unmuted.
Audio input gain and attenuation
N
The set gain (G) and set attenuation (g) commands are case sensitive.
Set audio input gain to +dB
value
X$
*
X%
G In
X$
•Aud
X^]
Example:
1*2G
In1•Aud+02
]
Set input 1 audio gain to +2 dB.
Set audio input attenuation
to -dB value
X$
*
X&
g In
X$
•Aud
X^]
Increment gain
X$
+G In
X$
•Aud
X^]
Increase gain by 1 dB.
Example:
5+G
In5•Aud+03
]
Increase audio input 5 level
from +2 dB to +3 dB.
Decrement gain
X$
-G In
X$
•Aud
X^]
Decrease gain by 1 dB.
Example:
7-G
In7•Aud-09
]
Decrease audio input 7 level
from -8 dB to -9 dB.
Read input gain
X$
G
X^]
Example:
3G
-06
]
Audio input 3 level is at -6 dB.
Audio output level
Set audio output to the
consumer level (-10 dBV)
X@
*0*40# Out
X@
•Lvl0
]
Set output
X@
level to
consumer (-10 dBV).
Set audio output to the
proffesional level (+4 dBu)
X@
*1*40# Out
X@
•Lvl1
]
Set output
X@
level to
pro (+4 dBu) (default)
.
Read output level
X@
+40#
X*]
Example:
3*40#
1
]
Output 3 audio level is pro
(+4 dBu).
N
X@
= Output number 1 – (maximum number of outputs for your model)
X#
= Mute 1 = on (muted)
0 = off (unmuted)
X$
= Input number
1 – (maximum number of inputs for your model)
X%
= Audio gain 0 – 24 (1 dB/step)
X^
= Numeric dB value –18 to +24 (45 steps of gain or attenuation) (Default = 0 dB)
X&
= Audio attenuation 1 – 18 (1 dB/step)
X*
= Output gain 0 = consumer level (–10 dBV)
1 = professional level (+4 dBu)