Patent ID: 7568129

Claim:
A hard disk recording apparatus comprising: a receiving unit for receiving broadcasts; a reservation data receiving unit for accepting input of reservation recording data including a reservation recording starting time; a reservation data storing unit for storing the reservation recording data received by the reservation data receiving unit; a recording unit for recording the broadcasts received by the receiving unit on a hard disk based on the reservation recording data stored by the reservation data storing unit, and having a self-diagnosis function for detecting the presence or absence of abnormalities of the hard disk; a standby state setting unit for setting and canceling a standby state of a main body; a standby time storing unit for storing data of a period of time for which the main body is in the standby state by an amount of data corresponding to a predetermined period; and a control unit for executing the self-diagnosis in the recording unit if the main body is in the standby state and there is a spare time more than a time required for the self-diagnosis by a next reservation recording starting time, when the current time timed by a timer built in the main body becomes the self-diagnosis starting time, for not executing the self-diagnosis in the recording unit if the main body is not in the standby state or there is not a spare time more than a time required for the self-diagnosis by the next reservation recording starting time, and for stopping the self-diagnosis to reset the self-diagnosis starting time on the basis of the data stored by the standby time storing unit and setting the self-diagnosis starting time on the basis of the data stored by the standby time storing unit if the standby state of the main body is cancelled during the self-diagnosis of the recording unit.