Patent ID: 8330875

Claim:
A television receiver having a tuner for receiving a digital television broadcast signal, and a module for controlling the tuner and outputting a digital video signal and a digital audio signal, wherein the tuner is provided with at least one of a first circuit for changing level of an input voltage to a first port of an IC provided for the tuner in accordance with the kind of the tuner and a second circuit for changing level of an input voltage to a second port of the IC in accordance with the kind of the tuner, and a third circuit for changing level of an AFT (Auto Frequency Tuning) voltage which is output at the no-signal time from the tuner in accordance with the kind of the tuner, the IC changes a bit of a predetermined digit in address data indicative of address of the tuner or status byte data indicative of information on control of the tuner by the module in accordance with the level of the input voltage to the first port or the second port, and transmits the resultant data, and the television receiver comprises: a storing unit that stores at least one of first information indicative of the correspondence relation between the bit in the address data and the kind of the tuner and second information indicative of the correspondence relation between the bit in the status byte data and the kind of the tuner, and third information indicative of the correspondence relation between the AFT voltage level at the no-signal time and the kind of the tuner; an identifying unit that identifies the kind of the tuner by performing at least one of collation of the bit in the address data received from the tuner with the first information and collation of the bit in the status byte data received from the tuner with the second information, wherein the module controls the tuner in accordance with the kind of the tuner identified by the identifying unit.