Operation, cont’d
MPX 866 A Media Presentation Matrix Switcher • Operation
3-36
PRELIMINAR
Y
Locking out the front panel (
Executive
mode)
The front panel security lockout limits the operation of the switcher system from
the front panel controller. When the switcher is locked, all of the front panel
functions are disabled except for the
View-Only
mode functions. See
Viewing a
confi guration
on page 3-17. Other than in
View-Only
mode, if the user pushes a front
panel button when the switcher is locked, the Video and Audio LEDs fl ash twice
and return to their previous state.
To toggle the lock on and off, press and hold the Video button and the Audio button
for approximately two seconds (fi gure 3-62).
AUDIO
VIDEO
I/O
AUDIO
VIDEO
I/O
Press and
hold
the Video and
Audio buttons simultaneously to
toggle the front panel lock on or off.
2 seconds
The Video and Audio
LEDs blink twice to
indicate the mode change.
Release the buttons.
= Blink twice
2
2
2
Figure 3-62 — Toggle front panel lock on or off
Performing a system reset from the front panel
The front panel reset is identical to the
E
ZXXX
}
SIS command (see chapter 4,
SIS Programming and Control
). A system reset:
•
Clears all ties and presets
•
Clears all video and audio mutes
•
Sets all input audio levels to unity gain (+0 dB)
•
Sets all output volume levels to 100% (0 dB of attenuation).
Reset the switcher to the factory default settings by pressing and
holding
the Video
button and Audio button
while
you apply AC power to the switcher (fi gure 3-63).
N
System reset does not reset the Internet protocol (IP) settings or replace user-
installed fi rmware.
Power
AUDIO
VIDEO
I/O
Press and
hold
the Video and Audio buttons
while you apply power to the switcher.
The switcher’s LEDs and then go dark.
Continue to hold the Video and Audio buttons until all input and output
LEDs return to the unlit state and the Video and Audio LEDs turn on.
Release the Video and Audio buttons.
Figure 3-63 — System reset
im Vertrieb von
CAMBOARD Electronics
www.camboard.de
Tel. 07131 911201
Fax 07131 911203
