Operation, cont’d
MVX VGA A Matrix Switchers • Operation
3-36
PRELIMINAR
Y
Setting the front panel locks
(Executive
modes)
The matrix switcher has three levels of front panel security lock that limit the
operation of the switcher from the front panel:
•
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:
Making ties
Saving and recalling presets
Setting input audio gain and attenuation
Changing Lock modes
Advanced features consist of:
Setting video and audio output mutes
Setting audio output volume
Setting the rear panel remote port protocol and 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 in in
Lock
mode 2, this procedure selects mode 0 (unlocks the
switcher).
To toggle the lock on and off, press and hold the Enter button, the RGBHV button,
and the Audio button simultaneously for approximately 2 seconds (figure 3-57).
RGBHV AUDIO
ENTER
RGBHV AUDIO
ENTER
I/O
Press and
hold the Enter, RGBHV, and Audio
buttons simultaneously to turn on
Lock
mode 2
or to toggle between mode 2 and mode 0.
2 seconds
The Enter, RGBHV, and
Audio LEDs blink
twice to
indicate the mode change.
Release the buttons.
I/O
Figure 3-57 — Toggle front panel lock on or off