Yamaha PortaSound PS-300 Playing Manual - Page 10
Browse online or download pdf Playing Manual for Electronic Keyboard Yamaha PortaSound PS-300. Yamaha PortaSound PS-300 14 pages. Yamaha musical instrument owner's manual
Also for Yamaha PortaSound PS-300: Playing Manual (15 pages), (Spanish) Guía Para Tocar (14 pages)