User`s manual

14
2.1 Power Switch
Use Power switch to turn U-Key ON or OFF, power can be supplied via USB or DC IN.
2.2 DC In
Use DC IN for power supply. You can connect an AC adaptor that meets the
specifications of the U-Key.
2.3 Headphone Jack
The Headphone jack is used to connect a stereo headphone.
2.4 Line Out Jack
The Line out jack is used to connect a mixer, an amplifier or active speakers.
2.5 Pedal Jack
The pedal jack can be used to connect either a switch pedal such as a damper pedal or a
continuous pedal such as a volume pedal.
2.6 MIDI Out Port
It is a standard MIDI Out port. All the MIDI data from the U-Key and from USB will be
send out from this port.
2.7 MIDI In Port
It is a standard MIDI In port. Via the MIDI In port, you can play the U-Key by another MIDI
keyboard.
Please be carefull choosing an AC adaptor; make sure the adaptor meet
the specifications of the U-Key.