I recently bought an HP Officejet Pro 8610 and used the set-up catridges until they were empty. Then I removed non-depleted cartridges from my older broken-down HP Officejet 8600 Plus and transferred them to the new 8610 model (they are genuine hp cartridges,ref #950). These (expensive) cartridges were still almost full, so I was aggravated when the new printer refused to recognize and accept them, although they are compatible with both printer models. A new fresh set of cartridges...
switching cartridges in hp printers
switching cartridges in hp printers