HP Officejet 7500A User Guide - Page 126

CAUTION, To clean the printhead, materials and not with your finger.

Page 126 highlights

Chapter 8 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 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. 122 Solve a problem

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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
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.
Chapter 8
122
Solve a problem