HP C8174A HP Business Inkjet 2800 - User Guide - Page 68
Calibrating the color, Calibrating the linefeed
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Calibrating the color Whenever you replace a printhead, the printer automatically calibrates the colors to ensure the best print quality. If you are not satisfied with the appearance of the colors, you can calibrate colors manually. z From the control panel 1 Press (Select button) on the control panel. 2 Press (Up Arrow button) until MAINTENANCE is highlighted, and then press (Select button). 3 Ensure PRINT QUALITY is highlighted, and then press (Select button). 4 Press (Down Arrow button) until COLOR CALIBRATION is highlighted, and then press (Select button). A color calibration page prints. 5 Follow the instructions on the control-panel display to complete the process. Calibrating the linefeed If regular horizontal bands appear in printed text or graphics, calibrate the linefeed. To calibrate the linefeed 1 Press 2 Press press (Select button) on the control panel. (Up Arrow button) until MAINTENANCE is highlighted, and then (Select button). 3 Ensure PRINT QUALITY is highlighted, and then press (Select button). 4 Press (Down Arrow button) until LINEFEED CALIBRATION is highlighted, and then press (Select button). Two linefeed calibration pages print. 5 Follow the instructions on the control-panel display to complete the process. a On the calibration page, find the box that has the fewest horizontal bands across it, and note its number. b Press (Up Arrow button) or (Down Arrow button) to select the number of the box, and then press (Select button). 66 6 - Maintaining and troubleshooting ENWW