Brother International MFC 845CW Users Manual - English - Page 164
Cleaning the print head, Checking the print quality, CAUTION, Color Start - cyan empty will not print
UPC - 012502615828
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Cleaning the print head B To ensure the good print quality, the machine will regularly clean the print head. You can start the cleaning process manually if needed. Clean the print head and ink cartridges if you get a horizontal line in the text or graphics on your printed pages. You can clean Black only, three colors at a time (Cyan/Yellow/Magenta), or all four colors at once. Cleaning the print head consumes ink. Cleaning too often uses ink unnecessarily. CAUTION DO NOT touch the print head. Touching the print head may cause permanent damage and may void the print head's warranty. a Press Ink. b Press a or b to choose Cleaning. Press OK. c Press a or b to choose Black, Color or All. Press OK. The machine cleans the print head. When cleaning is finished, the machine will go back to standby mode automatically. Note If you clean the print head at least five times and the print has not improved, call Brother Customer Service (See Brother numbers on page i). Checking the print quality B If faded or streaked colors and text appear on your output, some of the nozzles may be clogged. You can check this by printing the Print Quality Check Sheet and looking at the nozzle check pattern. a Press Ink. b Press a or b to choose Test Print. Press OK. c Press a or b to choose Print Quality. Press OK. d Press Color Start. The machine begins printing the Print Quality Check Sheet. e Check the quality of the four color blocks on the sheet. f The LCD asks you if the print quality is OK. Do one of the following: If all lines are clear and visible, press 1 (Yes) to finish the Print Quality check. If you can see missing short lines as shown below, press 2 to choose No. OK Poor g The LCD asks you if the print quality is OK for black and three colors. Press 1 (Yes) or 2 (No). h The LCD asks you if you want to start cleaning. Press 1 (Yes). The machine starts cleaning the print head. 148