1. A method, comprising: (a) receiving data at a non-solid state storage device, which comprises a store cache and a storage medium; (b) writing the data to the store cache and transferring at least some of the data from the store cache to the storage medium; (c) receiving a signal at the storage device, which is indicative of a power off condition of a data source device from which data was received; and (d) transferring, in response to the received signal, at least a portion of any of the data remaining in the store cache to the storage medium prior to powering off the storage device.