Technology Summary. The HP OfficeJet Pro 8600 Premium is the model that replaces the HP OfficeJet Pro 8500 Premium. Although these units are similar in appearance, design, and function, the OfficeJet 8600 series represents a significant improvement in quality, speed, and ease of use. Of all the 8600 series printers available, the Premium configuration represents… Continue reading HP OfficeJet Pro 8600 Premium – Setup Errors Magenta Cyan Yellow Cartridge Not Found or Incorrectly Installed