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Operation, cont'd
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. The three levels are:
•
•
•
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.
To toggle the lock on and off, press and hold the Enter button, the Video button,
and the Audio button for approximately 2 seconds (figure 3-60).
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.
Figure 3-60 — Toggle front panel lock between mode 2 and mode 0
Selecting Lock mode 2 or toggling between mode 2 and mode 1
N If the switcher is in Lock mode 0 or mode 1, this procedure selects mode 2.
To toggle the lock on and off, press and hold the Video button and the Audio button
for approximately 2 seconds (figure 3-61).
3-40
MTPX Twisted Pair Matrix Switchers • Operation
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 functions consist of:
Making ties
Saving and recalling presets
Setting TP input audio gain and attenuation
Changing Lock modes
Advanced functions consist of:
Setting audio or RS-232 output mutes
Setting local audio output volume
Setting the audio/RS-232 input format (audio or RS-232)
Setting the rear panel remote port protocol and baud rate
If the switcher is in Lock mode 2, this procedure selects mode 0 (unlocks the
switcher).
I/O
2 seconds
ENTER
VIDEO AUDIO
If the switcher is in Lock mode 2, this procedure selects mode 1.
I/O
The Enter, Video, and
Audio LEDs blink twice to
indicate the mode change.
Release the buttons.
ENTER
VIDEO AUDIO
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