http://printer1.blogspot.com/2008/08/resetter-printer-canon-ip1800-ip2500.html RESETTER PRINTER CANON iP1800 / iP2500 / iP1100 Here this how to reset printer canon iP1800 / iP2500 / iP1100 Press Resume button hold for 1 - 2 minutes Open the cover Release the catridge and then put catridge again Close The Cover Turn Off then Turn On again And use tool for permanent resetting waste ink canon iP1800 / iP2500 / iP1100. Download Resetter Printer Canon iP1800 / iP2500 / iP1100 password : printer1.blogspot.com