HP 9120 HP Officejet 9100 - User Guide - Page 149

Cleaning the printhead contacts

Page 149 highlights

To clean the printheads 1 On the control panel, press MENU. 2 Press (up) or (down) to move to MAINTENANCE, and then press (select). 3 Press (down) to move to Clean printheads, and then press (select). CAUTION Cleaning the printhead contacts If lines or dots are still missing from printed text or graphics after you have cleaned the printheads, the printhead contacts might be dirty. HP recommends that you clean the printhead contacts only after you have cleaned the printheads. Printhead contacts contain sensitive electronic components that can be damaged easily. To clean the printhead contacts 1 Turn on the all-in-one. 2 Open the print-carriage access door by lifting the door handle up. See Gaining access to the supplies area for more information. 3 Lift the printhead latch from the rear, and then pull it forward and down to release the hook from the metal catch. 3 4 4 Lift and push the latch toward the back of the all-in-one. 5 To remove a printhead, place your index finger in the loop of the printhead handle, and gently pull up until the printhead releases from the carriage assembly. ENWW Maintaining the printheads 147

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ENWW
Maintaining the printheads
147
To clean the printheads
1
On the control panel, press M
ENU
.
2
Press
(up) or
(down) to move to
MAINTENANCE
, and then press
(select).
3
Press
(down) to move to
Clean printheads
, and then
press
(select).
Cleaning the printhead contacts
If lines or dots are still missing from printed text or graphics after you have cleaned the
printheads, the printhead contacts might be dirty.
CAUTION
HP recommends that you clean the printhead contacts only
after
you have cleaned the
printheads. Printhead contacts contain sensitive electronic components that can be damaged
easily.
To clean the printhead contacts
1
Turn on the all-in-one.
2
Open the print-carriage access door by lifting the door handle up. See
Gaining access to
the supplies area
for more information.
3
Lift the printhead latch from the rear, and then pull it forward and down to release the hook
from the metal catch.
4
Lift and push the latch toward the back of the all-in-one.
5
To remove a printhead, place your index finger in the loop of the printhead handle, and
gently pull up until the printhead releases from the carriage assembly.
3
4