Extron electronic 68-1383-01 REV. E Selecting the Rear Panel Remote Port Protocol and Baud Rate

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).

Press and hold the buttons.

C O N T R O L

ENTER PRESET VIEW ESC

	C O N T R O L
2 seconds		VIEW	ESC
ENTER	PRESET

I / O

VIDEO AUDIO

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.

• All Control buttons light with	• Both I/O buttons light
one flashing.	with one flashing.

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.

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.

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.

C O N T R O L

ENTER PRESET VIEW ESC

I / O

VIDEO AUDIO

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.

All Control, I/O, Input, and Output buttons

Press anreturn to unlit or background illumination. output button.

C O N T R O L I / O

5 ENTER PRESET VIEW ESC VIDEO AUDIO

MTPX Plus Series • Operation 63