unknown

asked Aug 2, 2007 at 7:49am
Hp HP OfficeJet 7210

Officejet 7210 All-in-One ---remove and check catr

I have an HP Officejet 7210 all in one. Every time I turn it on,It says remove and check catridge, I put new catridges and I am still getting the sme message. Can anyone help me with this problem? Thank you.