HP Photosmart Premium C309 - Manual (Page 134)

CAUTION: Touch the nozzle and the electrical contact areas only with
cleaning materials and not with your finger.
To clean the printhead
a. Lightly dampen a clean, lint-free cloth and wipe the electrical contact area
from the bottom to the top. Do not go past the edge between the nozzles and
the electrical contacts. Clean until no new ink shows on the cloth.
b. Use a fresh, lightly dampened, lint-free cloth to wipe any accumulated ink and
debris from the edge between the nozzles and the contacts.
c. Use a fresh, lightly dampened, lint-free cloth to wipe the plastic ramps on both
sides of the nozzles. Wipe away from the nozzles.
Errors 131
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