⚠
warning HP
Error Code Number of copies icon alternating between the letter E and number 9 with Error and Resume light blinking
Ink system maintenance is required.
? What Causes This
Low ink levels requiring refilling or misalignment of printheads.
✓ How to Fix It
Check ink tanks and refill if necessary. Open the printhead access door fully, close it to remove any buildup in the printer.
Source: page 50 of the official manual
From the manual
This error code appears in:
HP Ink Tank 310