![HP Photosmart 7520 does not print black; black (non-photo) is completely absent; cartridge is fine as this continues after putting in a new one; cleaning the 4 metal contacts on seating doesn't HP Photosmart 7520 does not print black; black (non-photo) is completely absent; cartridge is fine as this continues after putting in a new one; cleaning the 4 metal contacts on seating doesn't](https://preview.redd.it/wv0xqeska6b81.jpg?width=640&crop=smart&auto=webp&s=4db03114ec89eeff08dae106ec61246bb268b821)
HP Photosmart 7520 does not print black; black (non-photo) is completely absent; cartridge is fine as this continues after putting in a new one; cleaning the 4 metal contacts on seating doesn't
![Printer Prints a Blank Page or Does Not Print Black or Color Ink for the HP Photosmart e-All-in-One (D110a and D110b) Printer Series | HP® Customer Support Printer Prints a Blank Page or Does Not Print Black or Color Ink for the HP Photosmart e-All-in-One (D110a and D110b) Printer Series | HP® Customer Support](https://support.hp.com/doc-images/278/c01668114.gif)
Printer Prints a Blank Page or Does Not Print Black or Color Ink for the HP Photosmart e-All-in-One (D110a and D110b) Printer Series | HP® Customer Support
![HP Deskjet, Photosmart 6520 Printers - Black Ink Not Printing, Other Print Quality Issues | HP® Customer Support HP Deskjet, Photosmart 6520 Printers - Black Ink Not Printing, Other Print Quality Issues | HP® Customer Support](https://support.hp.com/doc-images/93/c03341452.gif)