Canon - キャノン プリンター MP980の通販 by 88shin's shop|キヤノンならラクマ
Canon Knowledge Base - Unlock the scanner lock switch (MP980 / MP990)
Canon PIXMA MP980 Review: The PIXMA MP980 multifunction can scan 35mm slides and film negatives, but it is very slow at printing. - Printers & Scanners - Multifunction Devices - PC World Australia