HP LaserJet 3300 Multifunction Printer series - Door Open or No Print Cartridge

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Door Open or No Print Cartridge

The print cartridge door is open or there is no print cartridge in the product’s print cartridge cavity.
Make sure you have correctly installed a print cartridge into your product. For instructions on
installing the print cartridge, see

Installing a print cartridge

. After checking the print cartridge,

close the print cartridge door securely. When the problem is solved, the product either completes
the current job or returns to its Ready state.