Dropoff: permanent printhead blockage — photo, replace, colour vs white Source-Date (SAST): 2023-09-14 16:12 Dest: both Review-after: 2027-02-28 Status: current Facts If a printhead has permanent blockage, photograph the nozzle test, then a new printhead is required for better print quality. Dual-head printers with one white head: the better-printing head can be used for white; a new head is needed for colour. The client should know printhead status before colour order is rearranged around a blocked head. Check ink level and cleaner level when a new head is needed.