What kind of product are you using?
All the electronics generate heat due to circuit operation and the waythey operate may vary.
- LCD TV
It lights through lamp. It controls thevolume of light permeation to implement color. When heat from lamp joins heatfrom internal parts, it emits heat at a certain temperature.
When LED is used as luminous source forLCD TV, it is divided into two types.
① DirectType : Arrange LED device densely in a checkerboard pattern all over the TVscreen.
② EdgeType : Arrange LED device on theboundary of the screen.