HP — 3. Drop Detector Calibration

• If the problem continues, replace the Media-Axis Motor ⇒ See page 349 . NOTE: After the Paper Advance Calibration has been performed correctly, you MUST perform the Clean Drive Roller procedure. If this is NOT done, the Printer will not perform correctly and could cause Print Quality problems. NOTE: Before starting the Clean Drive Roller procedure, make sure you first load media into the Printer that the customer will normally use to print. 15. You will need to re-enter the Paper Advance Calibration submenu and scroll to “Clean Drive Roller” and press Enter . 16.

When the following message appears on the front panel, you must select whether you would like to continue with the cleaning of the Drive Roller by pressing the Enter key. Press Back or Cancel to exit the calibration. 17. The Printer will begin the Drive Roller Cleaning procedure. This could take several minutes during which the following message will be displayed on the Front Panel. 3. Drop Detector Calibration The purpose of this Service Calibration is to calibrate the Drop Detector (located in the Service Station) in relation to the Carriage Assembly. Perform the Drop Detector Calibration whenever: Service Calibrations • Drop Detector is disassembled or replaced.

Perform the Drop Detector Calibration as follows: 162 Chapter 5 Service Calibrations