Extron Electronics MVC 121 Plus User Guide - Manual (Page 18)

Front Panel Operation
VOLUME
CONFIG
MIX
MIC MIC LINE
3 2 1
MIXER/VOLUME CONTROLLER
MVC 121 Plus
2 1 3 4 5 6 7
Figure 5. MVC 121 Plus Front Panel
a
Power/Reset LED — Green power indicator lights solid when the MVC is
operational. The LED will blink when the reset button is pressed.
b
Configuration connector — The USB 2.0 port uses a mini type-B connector to
connect to a host computer for control. The MVC 121 Plus USB driver must be
installed prior to using the port (see the
Install the USB Driver section for additional
information).
The MVC appears as a USB peripheral with bidirectional communication. The USB
connection can be used for software operation (see
Windows-based Program
Control ), and SIS control (see the Software Control section for additional
information ).
Rear Panel Operation
2
1
+48V
MIC
1 2 MIC/LINE
LINE 3 L R R L
POWER
0.4A MAX
12V
RS-232
VARIABLE
FIXED L R DIGI IN
MVC 121 Plus
Tx Rx 1 2 3
INPUTS OUTPUTS
RESET
1 2 3
4 5
6 7
9
8
Figure 6. MVC 121 Plus Rear Panel
a b c d e f g h
— See the Rear Panel Features section for further details.
i
Reset — The reset actuator initiates system resets (see the Reset Actuator and LED
section for additional information).
MVC 121 Plus • Operation 12