FSR IT-AS411 Series User Manual
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FRONT PANEL
FRONT PANEL LED STATUS INDICATION
INPUT SELECT
Indicates selected audio input
source when each input button is
selected
EXT. OVERRIDE
Indicates the muting state as
controlled by the external mute
input connector
MUTE
Indicates state of local muting
when mute buttons are used
VOLUME BAR GRAPHS
Displays the current program and
voice audio output levels in 10 dB
increments.