Canon Knowledge Base - Cleaning the MP480 interior
MP480 series On-screen Manual
Canon PIXMA MP480 2918B002 Up to 20 ppm Black Print Speed 4800 x 1200 dpi Color Print Quality USB InkJet MFC / All-In-One Color Printer Inkjet Printers - Newegg.com
Canon Pixma MP480 Photo All In One Printer (Used) No Box or Power Supply | eBay