看到波大讲家用电器的修理， 问一下

我一LCD TV 每隔10-15 分种自动关闭。 然后过10-15分自动开启。 一直这样循环。

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?