- - 9Note: Unless you are using an SD memory card, opening the battery compartment and/or removing thebattery will erase the videos and photos currently stored in the camera. Download your videos and photos asoften as possible. Data will be lost when the DV camera is turned off or the battery runs low. Do not open thebattery door before turning off your DV camera.Installing a Memory CardAn SD compatible memory card can be inserted into your DV camera, which will allow an increase in thenumber of movies, or photos that can be taken before the need arises to transfer them to a computer.