Engagement display function attaching television receiver null of external joint

摘要

PURPOSE:To easily confirm the connecting state of a connection terminal by providing a connection information discrimination section for an external terminal and using a remote control signal so as to apply on-screen display. CONSTITUTION:The television receiver is provided with a discrimination section 30 discriminating the connection state between the television receiver and an externally connected device, and a 1st discrimination section 20 receiving a remote control signal to set the set menu mode with the operation of a set menu key 14. Moreover, a 2nd discrimination section 24 is provided, which reads a display data from a 2nd memory 26 corresponding to the setting, outputs the data to a display control circuit 34, reads the display data corresponding to the operation of a normal operation key 12 in the set menu mode and the output of the discrimination section 30 from a 3rd memory 28 and outputs the data to the display control circuit 34. Thus, the screen display of the set menu and the set menu mode are attained by the operation of the set menu key 14 and the connection state with an externally connected device is displayed by the operation of the operation key in the set menu mode.