Extron Electronics MVX Plus 128 VGA A User Guide - Manual (Page 69)

3-43 MVX Plus 128 VGA A Matrix Switcher • Operation
PRELIMINAR
Y
Background illumination
The buttons on the front panel can be set to provide amber background
illumination at all times or the background illumination can be turned off. To
toggle the background illumination on or off, press and hold the Input 1 and
Input 2 buttons simultaneously for approximately 2 seconds (figure 3-67).
1 2 3
1 2 3
Press and hold the Input 1 and Input 2
buttons simultaneously to toggle
background illumination mode on or off.
2 seconds
Release the Input 1
and Input 2 buttons.
Figure 3-67 — Toggle background illumination on or off
Selecting the rear panel Remote port protocol and baud rate
N The Remote port settings are protected when front panel Lock mode 2 is selected.
You can view the settings in Lock mode 2 but you cannot adjust them from the
front panel.
The switcher can support either RS-232 or RS-422 serial communication protocol,
and can operate at 9600, 19200, 38400, and 115200 baud rates. The settings of these
variables can be viewed and changed from the front panel.
View and configure the switcher’s serial communications settings as follows:
1 . To enter Serial Port Configuration mode, simultaneously press and hold all
Control buttons (Enter, Preset, View, and Esc) (figure 3-68).
C O N T R O L
PRESET ENTER
I / O
RGBHV AUDIO
C O N T R O L
PRESET ENTER ESC VIEW ESC VIEW
2 seconds
All Control buttons light with one flashing.
Both I/O buttons light with one flashing.
The flashing Control button indicates the
baud rate as follows:
Enter — 9600 Preset — 19200
View — 38400 Esc — 115200
The flashing I/O button indicates the protocol as follows:
RGBHV — RS-232 Audio — RS-422/RS-485
In this example, the port is set to RS-232 at 9600 baud.
Press and hold the Enter, Preset, View, and Esc buttons.
= Blinking button
Figure 3-68 — RS-232/RS-422 and baud rate display
2 . Release the Control buttons.