got info from
this web
http://www.recyclingnj.com/recycle/electronics.html
and this web
http://www.bestbuy.com/site/null/Recycling-Electronics/pcmcat149900050025.c?id=pcmcat149900050025&DCMP=rdr0001422
:)
Just drop the printer to the customer service of Best Buy
(called the store and confirmed it, and going to do it )
##### updated on 09262012 ######
DONE! got a receipt too. no rewards, but feel good.