58 TroubleshootingAuto head align has failed.Press OK and repeat operation.Possible causes are as follows:z Paper of size other than 4" x 6"/101.6 x 152.4 mm is loaded in theAuto Sheet Feeder.Press the OK button on the printer to dismiss the error message,then load two sheets of supplied paper or Canon genuine 4" x 6"/101.6 x 152.4 mm paper* in the Auto Sheet Feeder.z Paper is not loaded in the Auto Sheet Feeder.Press the OK button to dismiss the error message, and then loadpaper in the Auto Sheet Feeder.z Paper is loaded with the wrong side facing upwards.Press the OK button on the printer to dismiss the error message,then load two sheets of supplied paper or Canon genuine 4" x 6"/101.6 x 152.4 mm paper* with printing side up in the Auto SheetFeeder.z The Paper Guide is not touching the edge of paper.If the Paper Guide is not touching the edge of paper, the paper ata slant passes through inside the printer and the Auto HeadAlignment may be failed.Press the OK button on the printer to dismiss the error message,then load two sheets of supplied paper or Canon genuine 4" x 6"/101.6 x 152.4 mm paper* in the Auto Sheet Feeder.z Print Head nozzles are clogged.Press the OK button to dismiss the error message, and print thenozzle check pattern to check the status of the Print Head. Toprint the nozzle check pattern, see “Printing the Nozzle CheckPattern” on page 43.z The Paper Output Slot is exposed to strong light.Press the OK button to dismiss the error message, and thenadjust your operating environment and/or the position of theprinter so that the Paper Output Slot is not exposed directly tostrong light.After carrying out the above measures, if the problem continuesafter aligning the Print Head again, press the OK button todismiss the error message, and then perform Manual Print HeadAlignment.* Use the following papers.Matte Photo PaperPhoto Paper Plus GlossyCause Action