It's fairly easy on the PSR-S950 and S-970 as well. After you've done it a few times, it takes less than a minute to complete the process. I've done this several times, though the first time was a bit time consuming.

good luck,

Gary cool
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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.)