Extron-electronics HDXP Plus Series User Guide Manual de usuario Pagina 42

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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
ESCVIEW
ESCVIEW
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,
Vie
w
<
, 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
ESCVIEW
= 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 b
uttons 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
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