When the power and temperature lights are red, it means that the projector has overheated and will therefore turn off automatically. The filter warning is another reason why the projector might turn off. This occurs when the air filter sensor detects that the filters are clogged. Although hardware-related causes are often the reason why the Sony projector shuts down without warning, the reason can sometimes be software.
If you have a Sony projector and you have the same problem with your particular device, read on to learn why the device hooks you up when you least expect it and the steps you can take to fix the problem. In addition to a faulty or faulty lamp, other components that fail in the projector could also cause the Sony projector to shut down unexpectedly.