Brother International MFC-J4510DW Users Manual Basic - English - Page 100

Cleaning the print head A To maintain good print quality, the machine will automatically clean the print head when needed. You can start the cleaning process manually if there is a print quality problem. Clean the print head if you get a horizontal line in the text or graphics, or blank text on your printed pages. You can clean Black only, three colors at a time (Yellow/Cyan/Magenta), or all four colors at once. Cleaning the print head consumes ink. Cleaning too often uses ink unnecessarily. IMPORTANT DO NOT touch the print head. Touching the print head may cause permanent damage and may void the print head's warranty. a Press . NOTE You can also press and Ink. b Press Cleaning. c Press Black, Color or All. The machine cleans the print head. When cleaning is finished, the machine will go back to Ready mode automatically. NOTE • If you clean the print head at least five times and the print has not improved, try installing a new Genuine Brother Brand replacement ink cartridge for each problem color. Try cleaning the print head again up to five more times. If the print has not improved, call Brother Customer Service. (See Brother numbers on page i.) • You can also clean the print head from your PC. (See Software User's Guide: Maintenance tab (Windows®).) Checking the print quality A If faded or streaked colors and text appear on your printouts, some of the print head nozzles may be clogged. You can check this by printing the Print Quality Check Sheet and looking at the nozzle check pattern. a Press . NOTE You can also press and Ink. b Press Test Print. c Press Print Quality. d Press OK. The machine begins printing the Print Quality Check Sheet. e Check the quality of the four color blocks on the sheet. 86