16 Setting Up the Printer Chapter 2Installing a BJ CartridgeNow you are ready to install the BJ cartridge. The BJ cartridges you can usewith the printer are the BC-10 for black printing only or the BC-11 for bothcolor and black printing. The printer comes with one of each BJ cartridge.Open the BJ cartridge package only after determining which cartridge youplan to use first.Choosing Which BJ Cartridge to UseBC-10 Black BJ CartridgeUse this cartridge for printing in black.Use the BC-10 Black BJ cartridge for most of your printing needs andespecially for draft and black ink only documents. With the BC-10 cartridgeinstalled, your output prints twice as fast as when the color cartridge isinstalled and you can print documents with a higher resolution.BC-11 Color BJ CartridgeUse this cartridge for printing in color.Use the BC-11 Color BJ cartridge whenever you want to produce brilliantcolor output.N Canon makes numerous BJ cartridges; the BC-10 and BC-11 are designedspecially for the BJC-70 Color Bubble Jet Printer and are the only ones youshould use.