HP LaserJet 3300 Multifunction Printer series - Unwanted lines

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Unwanted lines

Make sure the priority input tray is in place.

Try cleaning the flatbed scanner. See

Cleaning the outside of the product

for instructions.

The photosensitive drum inside the print cartridge may have been scratched. Install a new HP
print cartridge. See

HP LaserJet print cartridges

for instructions.