The HP DeskJet 1220C is designed to be printer of choice for small businesses and offices that value printing on a wide range of media types and sizes. It connects directly to a computers through a parallel port or a Universal Serial Bus (USB) port.
This printer features Thermal InkJet Technology which is based on HP’s disposal print cartridges; PhotoREt III which enables DeskJet printers to produce photo-quality color images; ColorSmart III which enables the printer driver to scan the contents (text, graphics, and images) of pages to generate optimal settings for each document printed.
The following schematic shows the HP DeskJet 1220C Printer Parts and Diagrams. You can find the detail information here on page 199 – 220.