HP Photosmart C4380 All-in-One Printer - Manual (Page 156)

Solution: One or both of the print cartridges is missing. Remove and reinsert the
print cartridges and verify that they are fully inserted and locked in place. If the
problem persists, clean the contacts of the print cartridges.
For more information on print cartridges, see
“Troubleshoot print cartridges”
on page 95 .
Cause: Protective tape is covering the print cartridges.
Solution: Check each print cartridge. The tape might have been removed from the
copper-colored contacts, but still might cover the ink nozzles. If the tape is still
covering the ink nozzles, carefully remove the tape from the print cartridges. Do not
touch the ink nozzles or the copper-colored contacts.
1 Copper-colored contacts
2 Plastic tape with pink pull tab (must be removed before installing)
3 Ink nozzles under tape
Cause: One or both of the print cartridges are not installed or are installed
incorrectly.
Solution: One or both of the print cartridges are not installed or are installed
incorrectly. Remove and reinsert the print cartridges and verify that they are fully
inserted and locked in place. If the problem persists, clean the copper-colored
contacts of the print cartridges.
For more information on print cartridges, see
“Troubleshoot print cartridges”
on page 95 .
Cause: The print cartridge is defective or not intended for use in this device.
Errors 155
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