Hardware Connections; Cube - ICON Cube Owner's Manual

Hardware Connections

Connect the Cube series digital audio interface outputs to your amplifier,
powered monitors or surround system. Two-channel stereo operation, the
default outputs are channels 1 and 2.
If you are monitoring through headphones, connect your headphones to the
device's headphone output.
Connect your microphones, instruments or other line level analog sources to
the device's analog inputs.
(Note: Cube and Cube Pro only accept line level inputs)
Connect your S/PDIF digital devices to the coaxial digital I/O and MIDI device
to the MIDI I/O.
(For Cube G / Cube 4 Nano only)
Cube Connections
Mixer
Line Level Signal
Headphone
C UBE
Line Ins
1 2
2 1
5V DC USB
Line Outs
Monitors
Mac / PC