I must agree with Graham. Yamaha's user manuals are among the worst. They are fragmented, vague, and not well written. They provide only the basics, but beyond that, you're on your own. I read the 2000's manual cover to cover a dozen times, and it's almost as if the manual was an afterthought. You'll likely find more information just by talking with users on this and other forums.

Good Luck,

Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)