Keith McMillen Instruments QuNexus RED, User Manual

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3� Connect the power supply to the MIDI Expander USB “Power” port� (You can also power the unit via
the QuNexus micro USB port (the same port that connects to a computer)�
Connecting QuNexus to Eurorack Synthesizers or other CV devices:
There are 3 different ways to connect QuNexus to your CV devices�
Powered by a Computer (or iPad):
Use a USB A-to Micro cable to connect the QuNexus Micro port to a USB port on a computer or iPad� This
connects the QuNexus to power�
Use a cable that is compatible with your CV device’s CV ports� Using adapters if needed, make sure one
end can plug into one of the stereo 1/8in� CV out ports on the QuNexus�
Plug your cable into the “Gate-CV1 Out” port on the left side of the QuNexus� Plug the other end into the
desired destination on your CV device�
Powered by KMI MIDI Expander:
Use a USB A-to-Mini cable to connect the QuNexus Mini port (on the right side of the QuNexus) to the USB
“Expand” port on the MIDI Expander�
Connect the power supply to the MIDI Expander USB “Power” port�
See steps 2 and 3 from the “Powered by a Computer” steps�
Powered by USB Power Supply:
Use a USB A-to-Mini cable to connect the QuNexus Mini port (on the right side of the QuNexus) to a USB
Power Supply�
Connect the Power Supply to a power outlet�
See steps 2 and 3 from the “Powered by a Computer” steps�
See the CV chapter for more information�
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QuNexus can output USB MIDI, 5pin DIN MIDI and Control Voltage information� Each of these data types
can be routed to one or both of the other data types�
2.2.1 usb
QuNexus is connected and powered using the micro USB port on the left side of the QuNexus�
QuNexus is a class compliant USB device and does not require a special driver� This allows for
maximum compatibility with a wide range of devices�
QuNexus communicates with the computer via 3 virtual MIDI ports� Port 1 is the main port, on which
the QuNexus sends and receives MIDI data to and from the computer or iPad� Port 2 is used for the
expander port, and Port 3 is used for CV�
You can control the QuNexus LEDs by sending MIDI data into the QuNexus on Port 1 (see the
Controlling LEDs chapter for more information)�