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2 – Parts of the US-144
7
INPUT knobs (L, R)
of the audio signal being input to the
jacks and
jacks.
IN
LINE IN
8
SIG/OL indicators
nals are being input to the input channels
(
,
). They will light green to indicate a
L
R
signal is present, and will light red imme-
diately before distortion occurs. These
indicators 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.
9
MIC/LINE-GUITAR select switch
this switch as appropriate for the input
source you have connected to the
jack R channel. Use the
you have directly connected an electric
Rear panel
q
Use a USB cable to
USB connector
connect this to the host computer's USB
2.0 port. The US-144 obtains power from
the host computer via the USB cable. In
rare cases, a computer's USB port may not
be able to supply enough power to operate
8
TASCAM US-144
Adjust the level
MIC
Light when sig-
Set
LINE IN
position if
GUITAR
guitar or electric bass. Use the
position if you have connected an electronic
musical instrument, audio device, or mic.
0
PHANTOM switch
+48V phantom power supplied to the
jacks.
IN
WARNING
Microphones should not be connected
to or disconnected from the US-144
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.
the US-144. If this occurs, consider pur-
chasing a USB 2.0 hub that comes with its
own external power supply.
NOTE
If the US-144 is operating with a USB 1.1
(Full Speed) connection, only two chan-
MIC/LINE
Turns on the
MIC
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