DL manuals Yamaha Electronic Keyboard PortaTone PSR-70 Owner's Manual Yamaha PortaTone PSR-70 Owner's Manual - page 30 Other manuals for PortaTone PSR-70: Owner's Manual 123456789101112131415161718192021222324252627282930313233343536 Page of 36 Go Download Print this page Bookmark us « ‹ Prev27282930313233Next › »