To determine the fitting conditions of a receiving antenna by a user, and to prevent the return of a television.

A television receiver has a frequency storage means 85 storing the frequency of a specified channel capable of being received in a sales region and a receiving decision means 8 deciding whether or not a television broadcasting signal having the same frequency as the frequency stored in the frequency storage means 85 is received by the receiving antenna 2. The television receiver further has a display control means 8 displaying the unfitting or abnormal fitting of the receiving antenna 2 to a display section 4 when the receiving decision means 8 decides a non-reception by the receiving antenna 2 of the television broadcasting signal of the same frequency as the frequency stored in the frequency storage means 85.