The printer port is notconfiguredappropriately.Set "USBnnn" (where "n" is a number) as theprinter port.(1) Log into a user account with theadministrator privilege.(2) Click Control Panel, then Printerunder Hardware and Sound.In Windows XP, click Control Panel,Printers and Other Hardware, thenPrinters and Faxes.In Windows 2000, click Control Panel thenPrinters.(3) Right-click the Canon XXX Printericon (where "XXX" is your machine's name),and select Properties.(4) Click the Ports tab to confirm the portsettings. Modify them if necessary.Printing Stops Before It Is CompletedCause ActionThe machine has beenprinting continuouslyfor a long time.If the machine has been printing continuously fora long time, the Print Head may overheat. Toprotect the Print Head, the machine may stopprinting at a line break for a period of time andthen resume printing.In this case, interrupt your print session at aconvenient time and turn the machine off for atleast 15 minutes.Additionally, if the machine has been printinggraphics or photos with intense colorscontinuously over a period of time, the machinemay stop printing to protect the Print Head. Inthis case, printing will not resume automatically.Turn the machine off for at least 15 minutes.CautionThe Print Head and the surrounding area canbecome extremely hot inside the machine. Nevertouch the Print Head or nearby components.178