If you did not replace the cyan cart with a new one, the old one is likely empty, too. If it's a new one, take it out, and wipe the contacts off (also, some HP carts have tape across the contacts when new, and you have to remove the tape before installing the cart.)
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If you did not replace the cyan cart with a new one, the old one is likely empty, too. If it's a new one, take it out, and wipe the contacts off (also, some HP carts have tape across the contacts when new, and you have to remove the tape before installing the cart.)