看到波大講家用電器的修理， 問一下

我一LCD TV 每隔10-15 分種自動關閉。 然後過10-15分自動開啟。 一直這樣循環。

All lights were off when shutting down. Pictures were ok when it's on.

I checked the power cord, the sleep timer, factory reset, HDMI connection, etc. Everything looked ok.

Could it be overheating? If so is it fixable?