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Ink Supply Problems
Most of the problems that you could encounter when working with HP Ink Supplies are solved with guidance from
the front panel. The only exception to this is the Unknown Printhead Error
. A full list of front messages are
supplied in Message Descriptions
.
Printhead Problems after Replacement
If, after replacing the printheads, the printer complains about wrong or missing printheads, perform the following
steps:
• Check that you have removed the protective tape from the printhead.
• Insert the printhead into the carriage assembly, but this time close the cover using the latch.
• Replace the printhead with a new one, see Printhead Replacement
.
Problems Inserting the Ink Cartridge
1. Make sure that you have the correct HP Ink Supplies ink cartridge.
2. Make sure that the cartridge is the correct color for that slot.
3. Make sure the cartridge is in the correct orientation, with the color coded label at the top.
CAUTION: Never clean inside the ink cartridge slots.
Problems Inserting the Printhead
1. Make sure that you have the correct HP Ink Supplies printhead.
2. Make sure that the printhead is the correct color for that slot.
3. Make sure that the printhead is the correct orientation.
See Printhead Replacement
for further details.