Module A 5000 Sampling Yamaha separate Output Optical EX PRO

http://usa.yamaha.com/products/music-production/tone-generators/a5000/?mode=model
http://www.emusician.com/news/0766/yamaha-a5000/140334
http://www.soundonsound.com/sos/apr00/articles/yamahaa5000.htm
http://download.yamaha.com/api/asset/file/?language=en&site=asia.yamaha.com&asset_id=49117
http://launch.groups.yahoo.com/group/YamahaA5000
http://en.wikipedia.org/wiki/List_of_Yamaha_products