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i Audio Setup LED — The Audio Setup LED lights red to indicate that the switcher
is in Audio Setup mode. See “Adjusting Input Audio Gain and Attenuation” on
page 23.
Alternate IR error function — The Audio Setup LED also indicates errors when you
use an IR 501 small matrix remote control. The LED lights for approximately 1 second
when the switcher receives an unexpected or out-of-sequence IR command from the
remote control. The switcher otherwise ignores the command.
j Down (
<
) button and LED — The
<
button decreases the audio gain for a selected
input. Press and release the button to decrease the gain by 1 dB or press and hold the
button to decrease the gain by 3 dB per second until the button is released or the lower
limit is reached.
NOTES: • On 4-output switchers, this button and LED stand alone.
• On 8-output switchers, this button and LED are secondary functions of
the Output 7 button and LED.
The
<
LED flashes once in Audio Setup mode to indicate each 1 dB decrease in the input
audio gain. See “Adjusting Input Audio Gain and Attenuation” on page 23.
The
<
LED lights steadily in Audio Setup mode to indicate that the adjustment has
reached the maximum attenuation (-18 dB).
k Up (
>
) button and LED — The
>
button increases the gain for a selected input. Press
and release the button to increase the audio level by 1 dB or press and hold the button
to increase the audio level by 3 dB per second until the button is released or the upper
limit is reached.
NOTES: • On 4-output switchers, this button and LED stand alone.
• On 8-output switchers, this button and LED are secondary functions of
the Output 8 button and LED.
The
>
LED flashes once in Audio Setup mode to indicate each 1 dB increase in the input
audio gain. See “Adjusting Input Audio Gain and Attenuation” on page 23.
The
>
LED lights steadily in Audio Setup mode to indicate that the adjustment has
reached the maximum gain (+10 dB).
MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Operation 11