Patent ID: 8849143

Claim:
An image forming apparatus comprising: a memory unit to store various pieces of information; and a control unit to execute backup control to store information stored in the memory unit into an external memory device and to make the image forming apparatus shift from an operating state to a predetermined standby state; an image forming unit to form an image on a sheet; and an operation unit to be operated by a user, wherein, with the backup control, the control unit makes the image forming apparatus shift from the operating state to the standby state, wherein the standby state includes a backup-time standby state to which the image forming apparatus shifts from the operating state with the backup control, and a non-backup-time standby state to which the image forming apparatus shifts from the operating state without the backup control after job execution, and wherein in the backup-time standby state, the control unit makes the memory unit operate and makes the image forming unit and the operation unit stop operating.