OP–1  portable
synthesizer
user guide
ガイド
/guides/op-1/original LOOKING FOR THE ORIGINAL OP–1 MANUAL?
thank you very much for choosing OP–1  the unit comes with a printed user guide for your convenience.
you can also click below to download the most recent version of the user guide in pdf format.
user guide
v.1.4.5
.pdf
click to download