The Roland Worldwide Social Network keeps you connected to the latest products, exciting events, and … 12 customer reviews RD-700SX Reviews Sort By Date Sort By Rating Write Your Review. Worldwide Social Network. Support - RD-700SX Owner's Manuals. Roland RD-700SX Reviews. Page 1 Owner’s Manual Thank you, and congratulations on your choice of the Roland Digital Piano RD-700SX. 201b Before using this unit, carefully read the sections entitled: “IMPORTANT SAFETY … May 16, 2008 Music … Ross Brochhagen from Westlake, Ohio. 14 user reviews on Roland RD-700SX. It's a good stage box, very versatile with the four layers, foot controller, and a good assortment of factory patches. I bought a new RD700sX 3 years ago. 4.5 stars based on . Welcome to our global family.