G e t s t a r t e d144. Insert the SIM card into the SIM cardholder (4). Make sure that the SIMcard is properly inserted and that thegolden contact area on the card isfacing downwards.Close the SIM card holder, and pressit until it snaps into position.5. Replace the battery (5).6. Slide the back cover into place (6).■ Install a memory cardUse only compatible miniSD cards with this device. Othermemory cards, such as Reduced Size MultiMediaCards, do notfit in the memory card slot and are not compatible with thisdevice. Using an incompatible memory card may damage thememory card as well as the device, and data stored on theincompatible card may be corrupted.You can use a memory card to extend the memory of Gallery. See“Gallery,” p. 74.