Extron Electronics MVX VGA A User Guide - Manual (Page 61)

Operation, cont’d
MVX VGA A Matrix Switchers • Operation 3-38
PRELIMINAR
Y
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’s rear panel Remote port 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 remote port’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 3-59).
ENTER PRESET VIEW ESC RGBHV AUDIO
CONTROL
ENTER PRESET VIEW ESC
CONTROL I/O
All Control LEDs light with one LED flashing.
Both I/O LEDs light with one LED flashing.
The flashing Control LED indicates the
baud rate as follows:
Enter — 9600 Preset — 19200
View — 38400 Esc — 115200
The flashing I/O LED indicates the protocol as follows:
RGBHV — RS-232 Audio — RS-422
In this example, the port is set to RS-232 at 9600 baud.
Press and hold the Enter, Preset, View, and Esc buttons.
= Blinking LED = Lit LED,
Figure 3-59 — RS-232/RS-422 and baud rate display
2 . Release the Control buttons.
N The serial port settings are protected when front panel Lock mode 2 is selected.
You can view the settings in Lock mode 2 but you cannot change them from the
front panel.
If front panel Lock mode 2 is selected and you try to perform step 3 (on the next
page), the actions are ignored; and the Enter, RGBHV, and Audio LEDs flash.