A “printhead monitoring” message, A “printheads are limiting performance” message, An “on hold for paper” message [4520 – HP Designjet 4520 Printer series User Manual

A “printhead monitoring” message, A “printheads are limiting performance” message, An “on hold for paper” message [4520 | Other proble m s | HP Designjet 4520 Printer series User Manual | Page 188 / 235