Extron electronics MVX 128, User Manual

Page: 49 / 90

3-31
MVX 128 A VGA Matrix Switchers • Operation
PRELIMINAR
Y
3 . Press and release the Output 1 button (fi gure 3-49).
1 2
1 2 3 4 5 6
INPUTS
7 10 11 12
Press and release
the Output 1 button.
The LED lights.
The input LEDs display the selected output's audio volume level.
In this example, the lit input buttons indicate 40 to 41.5 percent of the applied audio
input. The unlit input buttons indicate an audio volume attenuation of 39 dB to 40 dB.
–39 dB attenuation,
41.5% volume
= Lit LED, = Slow blinking LED
S
S
= Unlit LED,
Figure 3-49 — Select output 1
4 . Press and release the Esc (
>
) button once (fi gure 3-50) to increase the volume
by 1.5%.
Press and release the Esc (
>
) button several more times (fi gure 3-50) to
increase the volume by 1.5% per button push. Note the input LED indication
changes that occur each time the Esc (
>
) button is pressed and released.
N
You can press and hold the Esc (
>
) or View (
<
) button to ramp the level up or
down by 3 dB per second to the high or low limit.
Figure 3-50 show the result of pressing the Esc (
>
) button a total of 13 times.
1 2 3 4 5 6
INPUTS
7 8 11 12
The input LEDs display the selected output's audio volume level.
In this example, the lit input buttons indicate 59.5 to 61 percent of the applied audio
input. The unlit input buttons indicate an audio volume attenuation of 26 dB to 27 dB.
26 dB attenuation,
61% volume
= Lit LED, = Unlit LED,
ESC
Press the Esc button to decrease the audio attenuation (thereby increasing the
audio level) that is applied to the output volume level by 1 dB per button push.
F
F
= Fast blinking LED
Figure 3-50 — Adjust the output audio volume
5 . Press and release the Audio button (fi gure 3-51).
RGBHV AUDIO
I/O
The Audio LED stops blinking and lights steadily.
The RGBHV button lights.
Press the Audio button to exit audio mode.
All input LEDs and output LEDs
return to the unlit state.
Figure 3-51 — Deselect Audio mode