Bent ink cartridge connector
You may nd that the ink cartridge connectors have become bent while the cartridge was disconnected (see
Remove an ink cartridge on page 113). This means that they cannot connect properly, and you will see a
reseat message.
To correct this problem, use pliers to straighten the connectors so that they will t into their slots.
Printheads
Cannot insert a printhead
1. Check that you are inserting the printhead into the correct slot.
2. Use the correct procedure to change printheads, through the Internal Print Server. See Remove a
printhead on page 116 and Insert a printhead on page 119, bearing in mind the special tips for the
optimizer printhead.
3. Check that there is no obstruction in the printhead slot.
4. Check that the printhead is correctly oriented (compare with the others).
The Internal Print Server recommends replacing or reseating a printhead
General recommendations
1. Remove the printhead.
2. Reinsert the printhead into the carriage and check the Internal Print Server message.
3. If the problem persists, exchange the printhead with the printhead of the same color in the other row.
4. If the problem persists, check the printhead contacts for dirt or aerosol and clean them if necessary. See
Clean the printhead contacts on page 262.
5. Find more troubleshooting information in the following sections, Problem due to overheating
on page 334 and Problem due to the primer system on page 334.
6. If the problem persists, insert a new printhead.
7. If no printhead works in that slot, call your service representative (see HP Customer Care Centers
on page 341).
Problem due to overheating
A printhead may overheat for several reasons:
●
The room temperature may be too high.
●
The printhead may be suering from blocked nozzles. You may be able to cure this problem by cleaning
the printheads (see Check and clean the printheads on page 122).
●
The printhead may be faulty, in which case it should be replaced.
Problem due to the primer system
Primers are important to the printheads’ nozzle health. When there is a problem with a primer, the Internal
Print Server displays the following messages.
334 Chapter 11 Troubleshoot ink cartridge and printhead issues ENWW
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