71Troubleshooting Error Regarding Automatic Print Head Alignment Is Displayed Error Number: 300 Is DisplayedPrinter port setting does not match thecomputer’s interface connecting theprinter.Check the printer port settings.* In the following instruction, “XXX” signifies your printer’s name.(1)Log on as a user account with administrator privilege.(2)Click Control Panel, then Printer under Hardware and Sound.In Windows XP, click Control Panel, Printers and Other Hardware, thenPrinters and Faxes.In Windows 2000, click Control Panel then Printers.(3)Right-click the Canon XXX icon, then select Properties.(4)Click the Ports tab to confirm the port settings.Make sure that a port named USBnnn (where “n” is a number) with CanonXXX appearing in the Printer column is selected for Print to the followingport(s).If the port setting is not correct, reinstall the printer driver or change the portsetting.NoteWhen printing from the computer through infrared communication, select IR as theprinter port. For details, refer to “The printer port setting is wrong.” in “Cannot PrintProperly through Infrared Communication” of the User’s Guide on-screen manual.Printer driver is not installed properly. The printer driver may not be installed properly. Uninstall them following theprocedure described in the PC Printing Guide on-screen manual and reinstallthem following the procedure described in your setup sheet.Cause ActionAutomatic Print Head Alignment hasfailed.See “Eleven flashes: Automatic Print Head Alignment failed.” on page 68 in“Alarm Lamp Flashes Orange” on page 67.Cause ActionThe printer is not ready. Confirm that the Power lamp is lit green.If the Power lamp is off, turn the printer on.While the Power lamp is flashing green, the printer is initializing. Wait until thePower lamp stops flashing and remains lit green.If the Alarm lamp is flashing orange, an error may have occurred in the printer.For details on how to resolve the error, see “Alarm Lamp Flashes Orange” onpage 67.Printer is not connected properly. Make sure that the USB cable is securely plugged in to the printer and thecomputer.z If you are using a relay device such as a USB hub, disconnect it, connect theprinter directly to the computer, and try printing again. If printing startsnormally, there is a problem with the relay device.Consult the reseller of the relay device for details.z There could also be a problem with the USB cable. Replace the USB cableand try printing again.Cause Action