Extron Electronics MTPX Series User Guide - Manual (Page 69)

3-43 MTPX Twisted Pair Matrix Switchers • Operation
PRELIMINAR
Y
3 . To change a value, press and release the button that relates to the desired
value (figure 3-64).
ENTER PRESET VIEW ESC VIDEO AUDIO
CONTROL I/O
Press and release the LED(s) to configure the port as follows:
Baud rate:
Enter — 9600
Preset — 19200
View — 38400 Esc — 115200
Serial protocol:
Video — RS-232
Audio — RS-422
The selected LEDs blink and the others remain lit.
In this example, the port is set to RS-422 at 38400 baud.
= Blinking LED = Lit LED,
Figure 3-64 — RS-232/RS-422 and baud rate selection
4 . Press and release an output button to exit the Serial Port and Audio/RS-232
Input Configuration mode (figure 3-65).
ENTER PRESET VIEW ESC VIDEO AUDIO
CONTROL I/O
5
All Control LEDs return to the unlit state.
Each I/O LED returns to its previous state.
Press and release
an output button.
Figure 3-65 — Exit Serial Port and Audio/RS-232 Input Configuration
mode
N The switcher requires some time to save the new serial port settings. Wait at
least 5 minutes before removing power from the switcher, or the settings may be
lost.