HP Designjet 4000 Service Manual - Page 148

Service Calibrations 6 The Printer will start to calibrate the Line Sensor position to the Black Printhead. It will print a line of black dots and then scan them: 7 Once the Line Sensor has been calibrated, the results will be displayed on the Front Panel. Press Enter to finish the calibration or press Back or Cancel to exit the calibration. 8 The Printer will now perform the Printhead Alignment. When the following message appears on the front panel, you must select whether you would like to continue with the calibration by pressing the Enter key. Press Back or Cancel to exit the calibration. Press Cancel or the Back key to Exit Press Enter to proceed 9 Before continuing with the Printhead Alignment, the following message will be displayed on the Front Panel. To continue with the Printhead Alignment, select "Align now" and press the Enter key. Press Enter to confirm selection Use UP and DOWN keys to select 5-6 hp designjet 4000 series printer service manual