Pro Audio Support

Q:
How do I hard reset the Yamaha O1v?
 
A:
1. Turn off the O1v.
2. Turn on the O1v while holding down the [Memory] button.
3. Release the [Memory] button.
4. Press the [+1/DEC] to initialize the O1v. A confirmation will appear.

What is reset:
Mix settings, programs in the EQ, effects, dynamics, scene memories, faders are calibrated.