Extron electronics MVC 121 User Manual page 7

Variable output connector — The balanced/unbalanced stereo
5
output is controlled by the Master volume control knob on the
front panel.
Fixed output connector — The balanced/unbalanced stereo
6
output is set at a fixed level for input to a recording device.
Signal level can be adjusted at the recording device.
RS-232 connector — Connect an RS-232 device (control system
7
or PC) for two-way RS-232 communication.
Mute connector — Connect a contact closure device to mute
8
the inputs. See "Contact Closure Mute" in chapter 3.
Step 4
Adjust the front panel volume controls. See chapter 2, "Installation
and Operation".
MIC 1
1
2
Volume level LEDs — Mic 1, Mic 2, Main 3, and Master gain/
1
volume level indicators.
Mic 1 input gain control and on/off indication LED
2
Mic 2 input gain control and on/off indication LED
3
Main 3 line level input gain control and on/off indication LED
4
Master output volume control and on/off indication LED to
5
control variable output
MIC 2 MAIN 3
MIXER/VOLUME CONTROLLER
1 3
4
MVC 121 • Quick Start Guide
MASTER
MVC 121
5
QS-3