HP Designjet 30/90/130 Printer series – Quick Reference Guide
How Do I Clean a Printhead? (continued)
6.Gently wipe the printhead contacts with a clean, soft,
7.If the printhead contacts are still dirty….
…slightly moisten the cloth with distilled water and continue softly wiping the contacts until they are clean.
8.Place the printhead on a paper towel, the nozzle plate facing up, and leave it to dry for at least five minutes.
9.While the printhead is drying, clean the contacts inside the carriage in the same way.
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