Television tuner unit having a small motherboard-mounted surface area

摘要

A television tuner unit includes a tuner for frequency-converting a received television signal into an intermediate-frequency (IF) signal, a video IF circuit for demodulating the IF signal, and a metal frame having four side plates for housing the tuner and the video IF circuit. The internal space of the metal frame is divided into a first region on the side of the first side plate and a second region on the side of the second side plate, the first and second side plates facing each other. The video IF circuit is provided in the first region, and the tuner is provided in the second region. A connector for inputting the television signal is formed on the third side plate at the position corresponding to the second region. A plurality of terminals connected with the tuner and the video IF circuit are formed on the first side plate.