- The purpose of this document is to explain how to properly backup audio and video card-based media on either Macintosh or Windows Operating Systems. Some types of cards are SD, SDHC, SDXC, CF (Compact Flash,) and SXS. Some types of devices that use these cards are Digital Single Lens Reflexive (DSLR) photography cameras, Zoom handheld audio audio recorders, and professional digital video camcorders (Panasonic HMC-150, Canon VIXIA, and the Sony FS-100.) *Improper backup can lead to problems such as corrupted media, missing metadata information, and failure to properly span longer duration clips.
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