MIDIROCK.XYZ
Arturia / Keyboard controller and sequencer

Arturia KeyStep

Choose the right clock source, match the keyboard channel and stop hanging notes.

Manufacturer documented Original 32-key Arturia KeyStep, using its 1.1.2 manual. This page does not cover KeyStep 37, KeyStep Pro or KeyStep mk2.
Choose a task

What are you trying to do?

Reference

Look up MIDI

Check MIDI settings and supported messages.

Troubleshoot

Fix a problem

Start with the fastest documented checks.

Workflow

Connect gear

Find wiring guides and see which setups still need testing.

At a glance

MIDI quick reference

MIDI connections
DIN MIDI IN/OUT and USB MIDI
Manufacturer documented
Clock sources
Internal, USB, MIDI, Sync In
Manufacturer documented
Keyboard channel
Shift + channel-marked key
Manufacturer documented
All Notes Off
Press Stop three times quickly
Manufacturer documented
Full MIDI reference
Answer first

Common problems

Manufacturer documented
KeyStep sequencer won’t run on its own
Play is pressed, but the sequencer or arpeggiator waits instead of running.Manufacturer documented
KeyStep leaves a note hanging
A connected synth keeps playing after you release the keys or stop playback.
Official resources

Manuals & resources

KeyStep User Manual

Arturia · Original KeyStep, manual file 1.1.2 · last checked 2026-10-03

References

Sources & review

Sources reviewed: . Documentation does not replace a physical hardware test.

Sections reviewed: §1.3.6; §1.3.7; §2.1.2; §1.2.3.1; §1.3.7; §6.1–6.2; §2.1.2; §1.2.3.1.