Television main board, television main board component and digital television

The invention discloses a television main board, a television main board component and a digital television. The television main board comprises a processing circuit, and a first interface group and asecond interface group for the connection of a high-frequency head; wherein the first interface group supports a first type of television systems, and the first type of television systems comprises the DVB-S and DVB-S2 type television systems; the second interface group supports a second type of television systems; the second type of television systems are different from the first type of television systems. By means of the invention, the main board can be compatible with the DVB-S/S2 television systems and other types of television systems simultaneously, therefore, the application scope ofthe television main board is effectively expanded; the television main board is connected with the high-frequency head through a socket, therefore, the flexibility in the production process of the television main board can be