Action Yes No1Locate the cause of the problem using the Pitch Configuration Chart.1. Launch the Tool Box, and click Chart Print on the Diagnosistab.2. Click the Pitch Configuration Chart button.The Pitch Configuration Chart is printed.3. Compare the pitch of the color spots on your output with that onthe Pitch Configuration Chart, and locate the cause of theproblem.Is the cause of the problem located?Proceed to the actioncorresponding to the location ofthe problem:Print cartridge- 2Fuser - 3Main unit of the printer -contact Dell.ContactDell.2Replace the print cartridge if you have a spare.1. Replace the print cartridge. See "Installing the Print Cartridges"and "Replacing Print Cartridges".2. After you replace the print cartridge, click Chart Print on theDiagnosis tab.3. Click the Pitch Configuration Chart button.The Pitch Configuration Chart is printed.Is the problem recovered?The task is complete. ContactDell.3Replace the fuser if you have a spare.1. Replace the fuser. See "Replacing the Fuser".2. After you replace the print cartridge, click Chart Print on theDiagnosis tab.3. Click the Pitch Configuration Chart button.The Pitch Configuration Chart is printed.Is the problem recovered?The task is complete. ContactDell.Vertical blanksAction Yes No1Ensure the light path is not covered.1. Remove the print cartridge, and keep it in the dark place. See "Replacing PrintCartridges".2. Check the light path, and then remove the shielding.3. Reinstall the print cartridge. See "Installing a New Print Cartridge".4. Launch the Tool Box, and click Chart Print on the Diagnosis tab.The task iscomplete.Go toaction 2.