Yamaha PortaSound PSS-11 (German) Bedienungsanleitung - Page 4
Browse online or download pdf (German) Bedienungsanleitung for Electronic Keyboard Yamaha PortaSound PSS-11. Yamaha PortaSound PSS-11 14 pages. Yamaha electric keyboard owner's manual
Also for Yamaha PortaSound PSS-11: Owner's Manual (14 pages), Owner's Manual (15 pages), (French) Manuel Du Propriétaire (14 pages)