HP designjet l65500 Manuale Di Servizio
Tr
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Troubleshooting
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2.
Print a Nozzle Health plot.
3.
If the is still any die above the threshold level (20 nozzle out), perform a Hard Clean process from
the ISP.
4.
Print again a Nozzle check plot. If the last action shows a clear improvement in the nozzles reliabil-
ity, repeat the hard clean again.
5.
Print a nozzle check plot. If all dies have recovered to less than 20 nozzles out per die, the process
finishes. If not, proceed to replace the printhead.
The following diagram explains the corrective action flow for nozzle defects.