HP Latex 3000 Users Guide - Page 407
Printheads, Cannot insert a printhead
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To correct this problem, use pliers to straighten the connectors so that they will fit 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 154 and Insert a printhead on page 157, 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 326. 5. Find more troubleshooting information in the following sections, Problem due to overheating on page 401 and Problem due to the primer system on page 401. 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 409). Problem due to overheating A printhead may overheat for several reasons: ● The room temperature may be too high. ● The printhead may be suffering from blocked nozzles. You may be able to cure this problem by cleaning the printheads (see Check and clean the printheads on page 160). ● 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. During a printhead replacement ● A reseat message for a particular printhead ● A printhead replacement incomplete message ● A numerical error code starting with 46 (46.0X.0Y:ZZ) ENWW Printheads 401