Patent ID: 8090987

Claim:
A method for controlling an imaging apparatus, comprising: (a) storing data containing at least one of audio data or video data in a main storage unit, and determining whether or not the main storage unit has a memory space capable of storing the data; (b) outputting information relating to the data stored in the main storage unit and determining backup data, to be stored in a backup storage unit, from the data stored in the main storage unit using the output information relating to the data; (c) supplying drive power to the backup storage unit; and (d) copying the backup data, and storing the copied backup data in the backup storage unit when it is determined that the main storage unit does not have the memory space, wherein (a) further includes: determining whether or not an error in a recording function of the main storage unit has occurred, and storing the backup data, which contains at least one of audio data or video data, in the backup storage unit when it is determined that an error in the recording function of the main storage unit has occurred, wherein the error in the recording function of the main storage unit includes a hardware-related abnormal power supply state.