Extron electronic DXP DVI PRO manual Troubleshooting, RS-232/RS-422 and Baud Rate Selection

3.To change a value, press and release the button that selects the desired value (see figure 65).

Press and release the buttons to configure the RS-232/RS-422 port as follows:

Baud rate:
Enter — 9600	Preset — 19200
View — 38400	Esc — 115200
Serial protocol:
Video — RS-232	Audio — RS-422

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

Figure 65. RS-232/RS-422 and Baud Rate Selection

NOTE: If front panel lock mode 2 is selected and you try to perform this step, the actions are ignored and the Enter, Video, and Audio buttons blink.

4.Press and release an input or output button to exit the serial port configuration mode.

Press and release an	All Control and I/O buttons return to unlit or background illumination.
input or output button.
		C O N T R O L	I / O

5 ENTER PRESET VIEW ESC VIDEO AUDIO

Figure 66. Exit Serial Port Selection and Configuration mode

Troubleshooting

Following are recommendations for actions to take if you have problems operating the switcher:

1.Ensure that all devices are plugged in and powered on. The switcher is receiving power if the Reset/Power LED is lit.

2.Check to see if one or more outputs are muted.

3.Ensure that an active input is selected for output on the switcher.

4.Ensure that the proper signal format is supplied.

5.Check the cabling and make corrections as necessary.

6.Call the Extron S3 Sales & Technical Support Hotline if necessary.

DXP DVI, DXP DVI Pro, and DXP HDMI Series • Operation 45