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Remote Operation, cont’d
MAV 44 / 48 / 84 / 88 Matrix Switchers • Remote Operation4-6
Command/response table for SIS commands (cont’d)
Command ASCII Command Response Additional description
(host to switcher) (switcher to host)
IR Video mute commands
An IR 501 user can mute video and/or audio with a string of IR commands that cannot be
duplicated by a computer or control system sending SIS commands. The switcher sends the
following responses:
IR 501 video and audio mute {none} Mut
X
3
*1 Output
X
3
’s video and audio are
muted.
IR 501 video mute {none} Vmt
X
3
*1 Output
X
3
’s video is muted.
IR 501 video and audio unmute {none} Zpz Output
X
3
’s video and audio are
unmuted.
Audio input gain and attenuation
Set audio input gain to +dB value
X
1
*
X
5
GIn
X
1
•Aud
X
4
Example: 1*2G In1•Aud+02 Set input 1 audio gain to +2 dB.
Set audio input attenuation to -dB value
X
1
*
X
6
gIn
X
1
•Aud
X
4
Increment gain up
X
1
+G In
X
1
•Aud
X
4
Example: 5+G In5•Aud+03 Audio input 5 level incremented
from +2 dB to +3 dB.
Decrement gain down
X
1
-G In
X
1
•Aud
X
4
Example: 7-G In7•Aud-09 Audio input 7 level decremented
from -8 dB to -9 dB.
Read input gain
X
1
G
X
4
Example: 3G -06 Audio input 3 level is -6 dB.
Audio output level
Set audio output to consumer level
X
3
*0*40# Out
X
3
•Lvl0 Set output
X
3
level to the
(-10 dBV, default for RCA models) consumer level (-10 dBV).
Set audio output level to pro level
X
3
*1*40# Out
X
3
•Lvl1 Set output
X
3
level to the pro
(+4 dBu, default for captive level (+4 dBu).
screw models)
Read output level
X
3
*40#
X
9
Example: 3*40# 1 Output 3 audio level is pro level
(+4 dBu).
Audio mute commands
Audio mute
X
3
*1Z Amt
X
3
*1 Mute output
X
3
video
(audio off).
Audio unmute
X
3
*0Z Amt
X
3
*0
Unmute output
X
3
video
(audio on).
Read audio mute
X
3
Z
X
8
1= mute on, 0 = mute off.
Global audio mute 1*Z Amt1 Mute all audio outputs.
Global audio unmute 0*Z Amt0 Unmute all audio outputs.
An IR 501 user can mute audio and/or video with a string of IR commands that cannot be
duplicated by a computer or control system sending SIS commands. The switcher sends the
following responses:
IR 501 audio and video mute {none} Mut
X
3
*1 Output
X
3
’s audio and video are
muted.
IR 501 audio mute {none} Amt
X
3
*1 Output
X
3
’s audio is muted.
IR 501 audio and video unmute {none} Zpz Output
X
3
’s audio and video are
unmuted.