Canon Pixma iP 2770 support for Windows 2000 (SP4 only), Win XP, Vista and Windows 7 and also support for MAC OS: Macintosh OS X 10.4.11 – 10.6.
Here the tutorial reset for Canon ip2770 (Click the picture below to view the tutorial – the tutorial are is English and Thai language)
Note: All Download link and tutorial is taken from Thailand printer forum (http://www.compute.co.th). Use this info and tutorial as your own risk. Here the download link software resetter for Canon iP2770: Canon iP2770 Resetter.