2 – Parts of the US-144MKII

4MON MIX balance knob Controls the balance of the signal sources being output from the LINE OUT jacks and the PHONES jack. When this knob is turned to the INPUT side, the signal being input to the US-144MKII (from the MIC IN jacks, or 1/4” LINE IN jacks) will be output. When this knob is turned to the COMPUTER side, the output signal received from the computer via USB will be output.

5MONO switch Turn this switch ON if you want to monitor in monaural. This switch affects only the MIC/LINE input signal.

6INPUT L knob Adjust the level of the audio signal being input to the MIC IN L jacks and LINE IN L jacks.

7PHONES level knob Controls the output level of the PHONES jack.

CAUTION

Use the PHONES knob to minimize the volume before connecting headphones. Failure to do so could cause a sudden burst of loud noise, which might result in hearing damage, for example.

8LINE OUT level knob Controls the output level of the LINE OUT jacks.

9INPUT R knob Adjust the level of the audio signal being input to the MIC IN R jacks and LINE IN R jacks.

0MIC/LINE-GUITAR select switch Set this switch as appropriate for the input source you have connected to the LINE/GUITAR IN R jack. 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 electronic musical instrument, audio device, or mic.

qSIG/OL indicators Light when signals are being input to the input channels (L, R). They will light green to indicate a signal is present, and will light red immediately before distortion occurs.

These indicators will light green when the maximum level is between -30 dB and -2 dB. The indicators will light red when the maximum level is within -2 dB.

wPHANTOM switch/indicator Turns on the +48V phantom power supplied to the MIC IN jacks.

The indicator lights when the PHANTOM switch is ON.

CAUTION

•• Use the PHONES and LINE OUT knobs to minimize the volume before turning the PHANTOM switch ON or OFF. Depending on the mic, loud noises might be produced and damage could be caused to equipment or to people’s hearing.

•• Microphones should not be connected to or disconnected from the US-144MKII with phantom power switched on.

•• Turn this switch on only if you are using condenser microphones that require phantom power.

•• Unbalanced dynamic microphones should never be connected to phantom- powered connectors.

•• Please note that if you are operating the unit with a battery-powered laptop computer, the battery life of the computer will be reduced if the PHANTOM switch is on.

TASCAM US-144MKII 9