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Floppy Disk USB Emulator N-Drive 1000 for Yamaha CVP 59/69/79 (A and S also) | eBay
Amazon.com: UpBright® New AC in Power Cord Outlet Socket Cable Plug Lead Compatible with Yamaha Clavinova Piano CVP-201 CVP-207 CVP-208 CVP-209 CVP-210 CVP-301 CVP-303 CVP-305 CVP-307 CVP-309 CVP-59 CVP-59S : Electronics
Clavinova - Wikipedia
Yamaha Clavinova CVP-59s - $400 (St. Louis) | Musical Instruments | Lake Of The Ozarks, MO | Shoppok
User manual Yamaha Clavinova CVP-59S (English - 163 pages)