Be sure to add me to your favorites list Original Korg A5 Guitar Multi Effects Foot Pedal Original Program Parameter Chart Supplemental Manual Booklet. This is a good condition original supplemental owner's manual for the KORG A5 Performance Signal Processor guitar effects pedal unit. This is the Program Parameter Chart booklet. It has creases and marks on the covers, with the pages in better shape. This will be very helpful for anyone who has this excellent guitar effects unit to program some great sounds. Original Korg document, from 1990, printed in Japan! This is a manual or document, this is NOT a piece of equipment or instrument. If you have any questions, I'm always happy to answer them! Thanks for looking and please check out my Store!