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11
Universal 4.1 MLR Installation and Operation Manual
INSTALLATION
USB/Serial Control
The switcher may be controlled and monitored by the burst serial string commands
listed below or by the embedded setup menu.
Command Key
Where:
< * > Denotes start of string character
< u > Unit ID (address, 0 through 3)
< ii > Input channel (01, 02, 03, 04 or M (MUTE)).
Commands
*uii
Switch to input ii, 01-04.
Command example: *004
Response Example: S0A,0,0,0,1<cr><lf
*uMA
Mute output.
Command example: Mute output: *0MA
Response Example: S0A,0,0,0,0<cr><lf
*0MM
Go to setup menu. Only available for unit ID 0. See Menu
Operation section of the manual for more information.
*POLL
Returns unit ID address in appropriate time slot.
*uSL
Seaudio status for all inputs: SuLo,x,x,x,x<CR><LF>
*uSPii
Sends PIP status for input ii: SuP,ii,x
*uSPA
Sends PIP status for all inputs: SuP,A,x,x,x,x<CR><LF>
*uU
Send firmware version.Response format:
<product_name>_ver_<n.nn><cr><lf>
Command example: *0U
Response Example: U 4.1 MLR V:1.0<cr><lf
*uY
Display configuration.
*uZx
Echo character x to serial control port - for debugging command
strings
*uCEx
Enable error and good responses if x = Y (default N)
*uCDEF
Reset to factory defaults.
*uCLx
Lock front panel: x = L (Lock) x = U (Unlock)
*uCIIttt
Sets PIP minimum pulse length ttt: 000 - 255 => off to 2.55 seconds.
*uCPS
Power up audio state: save power up state now
*uDxx
Delay xx seconds before processing next command.
*uDLxxx
Delay xxx seconds before processing next command.
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