[header] How to back up video from a q see security camera system [title] Remove hard drive from the unit, this model has a slide out cartridge containing the hard drive. [step] With other models you may have to take the unit apart. [title] Break the warranty stickers and slide cover off the drive housing (note this will void the warranty on the drive). 
[title] Unscrew drive from housing and remove drive. [title] Obtain a usb to sata converter cable from an electronics store or online.