Configuring via the rear panel rs232/rs422 port, Using the front panel, Viewing and adjusting the audio input level – Extron Electronics SMX System User Guide User Manual
Page 33: Configuring via the rear panel, Rs232/rs422 port, Configuring the rear panel rs232/rs422 port
SMX System MultiMatrix Switcher • Operation
27
Configuring Via the Rear Panel RS232/RS422 Port
The SMX rear panel 9-pin D com port can be configured through the front panel using the
Control buttons and I/O plane buttons 0 and 1.
NOTE: RS-232 or RS-422 configuration via the front panel is not possible when the unit
is in lock mode 2.
The port can also be configured using SIS commands via Telnet, RS-232, or RS-422 (see
on page 34 for using SIS commands).
Using the Front Panel
NOTE: This function is available only when the unit is in Lock mode 0.
1.
Press and hold the Enter, Preset, View, and Esc buttons simultaneously until the control
buttons and I/O plane buttons 0 and 1 light.
2.
Use the control buttons to select the baud rate:
•
Enter = 9600
•
Preset = 19200
•
View = 38400
•
Esc = 115200
The selected baud rate button flashes.
3.
Use the I/O plane buttons (0 and 1) to select the connection type. The selected
connection type button flashes.
•
I/O plane button 0 = RS-232
•
I/O plane button 1 = RS-422
4.
Press any input or output button to exit configuration mode.
Viewing and Adjusting the Audio Input Level
The audio level of each input can be displayed and adjusted through a range of -18 dB
through +24 dB. It can be adjusted from the front panel, through RS-232 or RS-422, or
through Ethernet (see
on page 34 to make adjustments
using SIS commands).
Using the Front Panel
1.
Press and release the Esc button to clear all pending changes (flashes green once).
2.
Select the audio plane to be viewed and adjusted. The button lights red or amber.
3.
Press and hold any I/O button until the audio plane button flashes red (approximately
2 seconds), and then release the button. All I/O buttons extinguish.
4.
Press and release a desired input button. It lights green. The input audio level
is displayed by the lit and flashing output buttons (see the
on page 28 for button lighting and dB lighting) and the
color indicates the polarity (+ is green; – is red).
5.
Press and release the View (<) button for attenuation (–), and Esc (>) button for gain (+)
to increase or decrease the audio level (see figure
).
Audio Input Level Adjustment Lighting Table
on page 28 for a table of
audio level settings.