08-01-2012 03:43 PM
I changed the black printer cartridge and now my printer won't print black. I thought it was the ink, so I bought a new cartridge and it still won't print. I have cleaned the print heads, aligned the print heads, disconnected the power - and still nothing. any suggestions.
08-01-2012 04:25 PM
It would help knowing which printer model you have.
I am an HP employee.
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