Extron Electronics HDXP Plus Series User Guide - Manual (Page 42)

HDXP Plus Series Switchers • Operation 36
Selecting the RS-232 or RS-422 Protocol and Baud Rate
The HDXP switchers can support either RS-232 or RS-422 serial communication
protocol, and operate at 9600, 19200, 38400, and 115200 baud rates. The settings of
these variables can be viewed and changed from the front panel.
NOTE: This information applies to only the rear panel Remote RS232/RS422 port.
The front panel Config port is RS-232 only; RS-422 cannot be selected for it.
View and configure the serial communications settings as follows:
1. To enter serial port configuration mode, simultaneously press and hold all Control
buttons (Enter, Preset, View < , and Esc > ) until all buttons light (approximately
2 seconds).
C O N T R O L
PRESET ENTER
I / O
MATRIX PREVIEW
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
Press and hold the Enter, Preset,
View < , and Esc > buttons .
= Blinking button
The flashing I/O button indicates the protocol as follows:
Matrix — RS-232 Preview — RS-422/RS-485
In this example, the port is set to RS-232 at 9600 baud.
Figure 58. Enabling Serial Port Configuration Mode
2. Release the Control buttons.
3. To change a value, press and release the button that relates to the desired value.
Baud rate:
• Enter selects 9600 baud.
• Preset selects 19200.
• View < selects 38400 baud.
• Esc > selects 115200 baud.
Protocol:
• Matrix selects RS-232
• Preview selects RS-422.
C O N T R O L
PRESET ENTER
I / O
MATRIX PREVIEW ESC VIEW
= Blinking button
Press and release the button(s) to configure the port as
follows:
Baud rate:
Enter — 9600
Preset — 19200
View < — 38400 Esc > — 115200
Serial protocol:
Matrix — RS-232
Preview — 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.
Figure 59. Selecting RS-232 or RS-422 and the Baud Rate