Expanding Your Computer 4-13Using Storage CardsNOTE:z If your hard disk is divided into several drives, make sure that all driveshave been formatted before using the Card Reader. Otherwise, you mayencounter problems when using the Card Reader.z You can use only storage cards. Your Card Reader does not supportcards with I/O (input/output) functions such as a wireless network cardor Bluetooth card.Your computer has a storage card reader. The card reader is a small drive forreading from and writing to removable storage cards (or called memorycards). The reader supports MMC (MultiMediaCard), SD (Secure Digital),SDHC (Secure Digital High Capacity), MS (Memory Stick) and MS PRO cards.Shown next are the appearance and size of each card type for yourreference.Type MMC SD/SDHC MS/MS PROAppearanceSize (mm) 24×32×1.4 24×32×2.1 21.5×50×2.8