HP Photosmart Premium C309 - Manual (Page 128)

5. Remove the printhead by lifting it straight up.
6. Clean the printhead.
There are three areas of the printhead that need to be cleaned: the plastic ramps
on both sides of the ink nozzles, the edge between the nozzles and the electrical
contacts, and the electrical contacts.
1 Plastic ramps on the sides of the nozzles
2 Edge between nozzles and contacts
3 Electrical contacts
Errors 125
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