39Print Head Deep CleaningIf print quality does not improve by the standard print head cleaning, try print head deepcleaning, which is a more powerful cleaning process. Print head deep cleaning consumesmore ink than standard print head cleaning, so perform this procedure only whennecessary.1 Ensure that the printer is on.2 Start print head deep cleaning.(1) Press the ConfigurationConfigurationConfigurationConfiguration button repeatedly to select MAINTENANCEMAINTENANCEMAINTENANCEMAINTENANCE.(2) Use the buttons to select DEEP CLEANINGDEEP CLEANINGDEEP CLEANINGDEEP CLEANING and then press the OKOKOKOK button.Aligning the Print Head - Auto head alignIf ruled lines are misaligned or a printout is unsatisfactory, print head alignment is required.1 With the printer on, load a sheet of A4/Letter-sized plain paper in the autosheet feeder.Move the paper thickness lever to the left position.2 Align the print head automatically.(1) Press the ConfigurationConfigurationConfigurationConfiguration button repeatedly to select MAINTENANCEMAINTENANCEMAINTENANCEMAINTENANCE.(2) Use the buttons to select AUTO HEAD ALIGNAUTO HEAD ALIGNAUTO HEAD ALIGNAUTO HEAD ALIGN and then press the OKOKOKOK button.Do not perform any other operation until the print head deep cleaningfinishes. This takes about 1-2 minutes.After print head deep cleaning finishes, print the nozzle check pattern toverify that the print head nozzles are clean.See “Printing the Nozzle Check Pattern” on page 37.If the problem persists, perform the print head deep cleaning again.If the problem remains, the printer may have run out of ink.See “Replacing a FINE Cartridge” on page 40.If the problem continues to exist, the printer may be damaged. Contact theCustomer Care Center. You can print the current settings of the print head position by selectingHEAD ALIGN PRINTHEAD ALIGN PRINTHEAD ALIGN PRINTHEAD ALIGN PRINT. When Automatic Print Head Alignment Cannot Be Executed CorrectlyWhen Automatic Print Head Alignment Cannot Be Executed CorrectlyWhen Automatic Print Head Alignment Cannot Be Executed CorrectlyWhen Automatic Print Head Alignment Cannot Be Executed CorrectlyWhen automatic print head alignment cannot be executed correctly, themessage “HEAD ALIGNMENT ERROR”HEAD ALIGNMENT ERROR”HEAD ALIGNMENT ERROR”HEAD ALIGNMENT ERROR” is displayed on the LCD. See “AnError Message is Displayed on the LCD” on page 45.