04-19-2012 02:14 AM
It sounds like you have one of the older version cartridges. I would suggest that you get a replacement Black XL at the store, or failing that you should contact HP phone support.
The part no. you need begins with CN684. FYI there's more detail in the link below
Please let me know how you get on
- Which Cartridges Work with My HP Printer?
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