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

Selecting the Rear Panel Remote Port Protocol and Baud Rate
All switchers can operate at the 9600, 19200, 38400, and 115200 baud rate. Switchers
other than the MTPX Plus 128 can support either RS-232 or RS-422 serial communication
protocol. The settings of these variables can be viewed and changed from the front panel.
View and configure the serial communications settings as follows:
1. Select Serial Port and Audio/RS-232 Input Configuration mode: Simultaneously
press and hold all Control buttons (Enter, Preset, View, and Esc).
2 seconds
I / O
VIDEO AUDIO
• •
C O N T R O L
PRESET ENTER ESC VIEW
C O N T R O L
PRESET ENTER ESC VIEW
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:
Video — RS-232 Audio — RS-422/RS-485
In this example, the port is set to RS-232 at 9600 baud.
All Control buttons light with
one flashing. Both I/O buttons light
with one flashing.
Press and hold the buttons .
NOTES: • The Input buttons indicate
the configuration of the
secondary wire pairs. See
“
Selecting the TP wire
pair secondary input ”,
earlier in this section.
• The MTPX Plus 128 is RS-232
only. For this switcher, the
Video and Audio button
indications have no
meaning.
2. Release the Control buttons.
NOTE: If front panel Lock mode 2 is selected and you try to perform step 3, the
actions are ignored and the Enter, Video, and Audio buttons flash (see
“
Setting the Front Panel Locks (Executive Modes) ” on page 59).
3. Change a value: Press and release the button that relates to the desired value.
C O N T R O L
PRESET ENTER
I / O
VIDEO AUDIO ESC VIEW
Press and release the button(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/RS-485
The selected buttons blink and the others remain lit.
In this example, the port is set to RS-422 at 38400 baud.
NOTE: The MTPX Plus 128 is RS-232 only.
For this switcher, the Video and Audio
button indications have no meaning.
4. Exit the Serial Port and Audio/RS-232 Input Configuration mode: Press and release
an output button.
C O N T R O L
PRESET ENTER
I / O
VIDEO AUDIO ESC VIEW
5
All Control, I/O, Input, and Output buttons
return to unlit or background illumination.
Press an
output button.
MTPX Plus Series • Operation 63