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1
Hook up your AudioBox 22VSL
1.1
Front Panel Connections
1.0
Hook up your AudioBox 22VSL
Front-Panel Connections
1.1
Microphone
/ Instrument
Preamps. Both
channels of the
AudioBox 22VSL
have an XMAX™
microphone
preamp and
an instrument
preamp. The
combo connector
lets you use either
¼" phone or XLR
connectors in the
same jack. Use the
¼" jacks to connect
guitars or other
unamplified instu-
ments. Use the XLR
jacks to connect
your favorite
microphone.
2
48V Button. This
button activates
phantom power
for both micro-
phone preamps.
Input Trim
Controls. These
knobs adjust the
input gain level for
their respective
inputs.
PreSonus AudioBox
Main Level. This
knob controls the
output level for
the Main Outputs
on the back of
the unit.
Phones
Level. This knob
controls the
output level for
the Headphone
output on the
back of the unit.
Clip Indicators.
Both channels
feature a clip LED
next to the trim
control. The red
clip indicator LED
will illuminate
when the channel's
input signal
reaches 0 dBFS.
22VSL
™
Power LED. This
LED indicates
bus power. It
will illuminate
blue when the
AudioBox 22VSL
is properly
powered.
Mixer Control.
This knob cross-
fades between
the analog
input signal of
preamps and
the playback
signal from
your computer.
If the knob is
at 12 o'clock
the input and
playback systems
will be equally
balanced.
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