# 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.