152 Barnes & Noble NOOK Tablet User GuideUsing an SD Memory CardYou can install an SD Memory Card in your NOOK to add up to 32 GB of memory to your NOOK—enough formany thousand more books, along with periodicals, music, and personal files.SD Memory Cards will hold about 1,000 books per gigabyte. The number of periodicals you can store on card de-pends on the size of the periodicals and the amount of storage on the card. Digital magazines and newspapers varydramatically in size. Some highly interactive, photo-rich magazines can reach 1 GB each.NOTE: Books, periodicals, and other files stored on an SD Memory Card appear in the My Files section of yourLibrary. SD Memory Card files do not appear in the Books, Magazines, or Newspaper sections of yourLibrary.Types of Memory Cards SupportedYour NOOK works with two types of SD Memory Cards: a microSD™ or microSDHC™ card. microSD and mi-croSDHC cards have the following logos:Supplemental microSDHC cards will hold about 1000 NOOK Books per gigabyte. The amount of space for NOOKBooks is affected by how much space you devote to other files, such as music and audiobooks.Following are the specifications of supported cards:• A microSDHC card with a storage capacity of up to 32 GB.• Class 6 microSDHC cards are supported. Class 6 is faster than class 4, which is faster than class 2. The classshould be mentioned on the packaging for the microSDHC card and printed on the card itself. If no speed isindicated, the card is a class 2 card. The speed of the card does not affect page display speeds. It can affect readand write speeds when transferring books, periodicals, and personal files to and from the SD card.• The microSDHC card must be formatted with a FAT32 file system.If you have installed a memory card in your device, the Library will display links below the Media Bar offering twochoices for viewing content:• My NOOK• Memory CardIf you do not see this banner, a memory card is not installed in your NOOK.Installing a Memory CardTo install a memory card in your NOOK, do this:1. Lay your NOOK face down on a clean, level surface.2. Find the small gray lid on the corner of your NOOK closest to the open corner with the curved bar. Using yourfinger tip, gently pull the lip open, folding it flat against the back of the device.3. Hold the memory card gently between your thumb and forefinger, logo-side up. Gently guide the card into theslot.4. Push gently against the card, guiding it into the slot until it clicks into place.