Learn how to perform a print head check on your CL4NX Plus / CL6NX Plus printer to ensure proper printhead functionality.
Step 1: Enter the printer menu
- Press the Play/Pause button to take the printer offline.
- Press the enter key to access the menu.
Step 2: Navigate to the tools menu
- Use the directional arrow keys to move to TOOLS.
- Press the enter key to select it.
Step 3: Select test print
- In the TOOLS menu, select TEST PRINT.
- Press the enter key .
Step 4: Start the head check
- In the TEST PRINT menu, select HEAD CHECK.
- Press the enter key to proceed.
- At the HEAD CHECK screen, press the right soft button to start the test print.
Step 5: Stop the head check
- If needed, you can press the right soft button again to stop the printing process.
Interpreting the head check results
- HEAD CHECK OK – The printhead is functioning properly.

- HEAD CHECK NG – There are blown elements in the printhead that may require replacement.
