Extron Electronics MTPX Series User Guide - Manual (Page 66)

Operation, cont’d
MTPX Twisted Pair Matrix Switchers • Operation 3-40
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. 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 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
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).
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).
VIDEO AUDIO ENTER VIDEO AUDIO ENTER
I/O
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 LEDs blink twice to
indicate the mode change.
Release the buttons.
I/O
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.
If the switcher is in Lock mode 2, this procedure selects mode 1.
To toggle the lock on and off, press and hold the Video button and the Audio button
for approximately 2 seconds (figure 3-61).