I have replaced my cartridges because they were

It sounds like the heads are clogged...may be cheaper to get a new unit than to have that unit professionally cleaned; however, if you choose to go that route, remember to go to the ink section first to check the prices of ink cartridges before you buy a printer since once you buy the printer if the ink is high, you are stuck with it. A good sight to use to check on printers is Dealtime. They give you a drop down window to select by price, or most popular...http://www.dealtime.com/xFS?KW=printers&CLT=SCH