HP Designjet 4000 Service Manual - Page 153

Service Calibrations 5 Once the Analog Encoder has been calibrated correctly, the following message will appear on the Front Panel. Press the Enter key in order to start the media load process. 6 Load a sheet of HP Productivity Gloss Media that was included in the Paper Advance Calibration Kit (Part Number Q1273-60125) following the instructions on the Front Panel. If the kit is not available, then cut a piece of HP Productivity Gloss Media that is 36 inches wide and at least 45 inches long. 7 Once the media is loaded into the Printer, the following message will appear on the Front Panel. If roll media has been used instead of cut sheet media, then you will need to unroll a minimum of 1 meter of media in order to prevent any back tension which could cause any media advance problems. Press the Enter key to continue. SCAN AXIS FORWARD Avg PWM: XXX Max PWM: XXX Stabilizat Dist: XXX Avg speed offset: XXX STD speed offset: XXX 8 The Printer will start to print the Paper Advance Calibration Pattern. This could take several minutes during which the following message will be displayed on the Front Panel. SCAN AXIS FORWARD Avg PWM: XXX Max PWM: XXX Stabilizat Dist: XXX Avg speed offset: XXX STD speed offset: XXX 9 Once the Accuracy Calibration Pattern has been printed successfully, the following message will be displayed on the Front panel. Press the Enter key to continue. SCAN AXIS FORWARD Avg PWM: XXX Max PWM: XXX Stabilizat Dist: XXX Avg speed offset: XXX STD speed offset: XXX hp designjet 4000 series printer service manual 5-11