Extron Electronics MPX Plus 866 A Rev. B - Manual (Page 74)

Operation, cont’d
MPX Plus 866 A Media Presentation Matrix Switcher • Operation 3-44
PRELIMINAR
Y
Setting the front panel locks (Executive modes)
The matrix switchers have three levels of front panel security lock that limit the
operation of the switcher from the front panel. The three levels are:
• Lock mode 0 — The front panel is completely unlocked. All front panel
functions are available.
• Lock mode 1 — All changes are locked from the front panel (except for
setting Lock mode 2). Some functions can be viewed.
• Lock mode 2 — Basic functions are unlocked. Advanced features are locked
and can be viewed only.
Basic features consist of:
m
Making ties
m
Recalling presets
m
Setting input audio gain and attenuation
m
Changing Lock modes
Advanced features consist of:
m
Setting RGB delay
m
Saving presets
m
Setting video and audio output mutes
m
Setting audio output volume
m
Setting the rear panel remote port baud rate
N The switcher is shipped from the factory in Lock mode 2.
Selecting Lock mode 2 or toggling between mode 2 and mode 0
N If the switcher is in Lock mode 0 or mode 1, this procedure selects mode 2.
If the switcher is in Lock mode 2, this procedure selects mode 0 (unlocks the
switcher).
Change the Lock mode, as shown:
I / O
VIDEO AUDIO ENTER
I / O
VIDEO AUDIO ENTER
Press and hold the Enter, Video, and Audio
buttons simultaneously to turn on Lock mode 2
or to toggle between mode 2 and mode 0.
2 seconds
The Enter, Video, and
Audio buttons blink twice to
indicate mode 2 selection.
The Video and Audio
buttons blink twice to
indicate mode 0 selection.
Release the buttons.