HP CP6015dn Service Manual - Page 523

A CLEANING message appears on the product control panel display while the cleaning is taking place. In order for the cleaning page to work correctly, print the page on copier-grade paper (not bond, heavy, or rough paper). A blank page will be printed when the task is complete. Discard the page. 1. Press Menu. 2. Press the down arrow to highlight CONFIGURE DEVICE, and then press the checkmark button . 3. Press the down arrow to highlight PRINT QUALITY, and then press the checkmark button . 4. Press the down arrow to highlight PROCESS CLEANING PAGE, and then press the checkmark button . 5. Discard the printed page. The task is complete. Respond to control panel error messages If you see a 54.ERROR message in the event log, you might need to perform some maintenance on the product to avoid more errors and to solve print-quality problems. 1. Open and then close the right door of the product to log a 54.ERROR as the latest event in the event log. 2. Press Menu. 3. Press the down arrow to highlight INFORMATION, and then press the checkmark button . 4. Press down arrow to highlight DIAGNOSTICS, and then press the checkmark button . 5. Press the down arrow to highlight PRINT EVENT LOG, and then press the checkmark button . 6. Find the most recent event in the log. ● If the event is a 54.OE.01 MEDIA SENSOR event, a service technician needs to replace the registration-second-transfer assembly. Contact HP Support at www.hp.com/support/ cljcp6015 and provide them with this error code. ● If the event is a 54.OE.02 MEDIA SENSOR event, you need to replace the product transfer kit. Contact HP Support at www.hp.com/support/cljcp6015 and provide them with this error code. ● If the event is a 54.OE.03 MEDIA SENSOR event, clean the registration-second-transfer assembly media sensor using the following procedure. ENWW Solve image-quality problems 481