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8 TASCAM US-122L
2 – Parts of the US-122L
7 SIG/OL indicators Light when signals
are being input to the input channels (L,
R). They will light green to indicate a sig-
nal is present, and will light red immedi-
ately before distortion occurs. These indi-
cators apply only to the analog inputs.
NOTE
These indicators will light green when
the input signal level is in the range of -
30 dBFS to -2 dBFS. The indicators will
light red when the input signal level
exceeds -2 dBFS.
8 MIC/LINE-GUITAR select switch Set
this switch as appropriate for the input
source you have connected to the LINE IN
jack R channel. Use the GUITAR position if
you have directly connected an electric
guitar or electric bass. Use the MIC/LINE
position if you have connected an electron-
ic musical instrument, audio device, or mic.
9 PHANTOM switch Turns on the +48V
phantom power supplied to the MIC IN
jacks.
WARNING
Microphones should not be connected
to or disconnected from the US-122L
with phantom power switched on.
Unbalanced dynamic microphones
should never be connected to phantom-
powered connectors.
NOTE
Turn this switch on only if you are using
condenser microphones that require
phantom power.
Please note that if you are operating
the unit with a battery-powered laptop
computer, the battery life of the com-
puter will be reduced if the PHANTOM
switch is on.
Rear panel
0 USB connector Use a USB cable to
connect this to the host computer’s USB
2.0 port.
A MIDI OUT connector Transmits
MIDI messages.
B MIDI IN connector Receives MIDI
messages.
C LINE OUT L/R jacks (RCA connector,
unbalanced) These are analog stereo output
jacks.
NOTE
If you connect headphones to the
PHONES jack, no signal will be output
from the LINE OUT jacks.