Printing Maintenance46When Printing Becomes Faint or Colors are IncorrectWhen printing becomes faint or colors are incorrect, even if ink remains in the ink tanks, thePrint Head nozzles are probably clogged. Follow the procedures below to clean the nozzles.If the ruled lines are shifted after running the print head maintenance, align the Print Head.Before printing the nozzle check pattern or cleaning the Print Head, check thefollowing;z Open the Top Cover and make sure that all the ink tanks click into place andthen their lamps light red.If any one of the lamps is flashing, the associated ink tank is empty orrunning low. Replace the ink tank. See “Replacing Ink Tanks” on page 42.If an ink tank lamp is flashing even though ink remains in that ink tank, it isinserted in the wrong position. Make sure that the correct ink tank color isinserted in each position. See “Replacing an Ink Tank” on page 37.If the ink tank lamp is unlit, press the mark on the ink tank to fully insertit. Make sure that all packaging material is peeled off the ink tank. See“Replacing Ink Tanks” on page 42.z Increase the Print Quality setting in the printer driver settings.See “Print Results Not Satisfactory or Contains Errors” on page 67.If Print Head Deep Cleaning does not resolve the problem, the Print Head maybe defective. Contact the Customer Care Center.Step 1If missing lines or white stripes appearSee “Print Head Cleaning” on page 52Step 2If the problem remains after performing print head cleaning twiceSee “Print Head Deep Cleaning” on page 56Step 3After print headcleaning, print thenozzle check pattern.See “Printing the Nozzle Check Pattern” on page 47z If the ruled lines are shiftedSee “Aligning the Print Head” on page 60Step 1