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Example 9: Resetting audio gain — single input
Reset the audio gain or attenuation for a specified input to the factory default (0 dB) as
follows:
1. Select Audio Setup mode: Press and hold the Audio Setup (I/O) button for
approximately 2 seconds.
AUDIO SETUP AUDIO SETUP
The LED lights to indicate Audio Setup mode.
Release the Audio Setup button.
2 seconds
Press and hold the button.
2. Select an input: Press and release the Input 5 button.
6
5
4
INPUTS
2
1
4
3
OUTPUTS
+dB
-dB
Press and release the Input 5 button.
The Input 5 LED lights to
indicate that input 5 is selected.
The –dB LED
indicates a negative
(attenuation) level.
In this example, the LEDs indicate audio attenuation in the –1 dB to –5 dB range.
The Output 1, Output 2, and Output 3
LEDs display the audio level range of the
input .
3. Reset the input level: Press and release the
<
and
>
buttons simultaneously.
Simultaneously press and release the
button and button.
AUDIO SETUP
The Audio Setup
LED blinks off
and then relights.
4. If desired, reset the audio levels for other inputs by repeating steps 2 and 3.
NOTE: After approximately 30 seconds of front panel inactivity, the switcher saves
the most recent input gain or attenuation levels and exits Audio Setup
mode.
5. Exit the Audio Setup mode: Press and release the Audio Setup button. All audio
changes are saved.
I/O
AUD
VID
AUDIO SETUP
+dB
-dB
Press the Audio Setup button
to exit Audio Setup mode.
The Audio Setup LED
turns off.
All input and output
LEDs turn off.
MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Operation 27