How to troubleshoot the projector's temperature alarm system


As a precise optical instrument, the projector is generally unfamiliar to ordinary people, and ordinary maintenance personnel also have some things that they do not understand. As a professional, I will sort out the solution to the fault of the projector's temperature alarm system for everyone.

1. The fan failure and the failure caused by the fan power supply circuit.

2. Projector failure caused by various thermistor failures.

3. The motherboard temperature control system is faulty.

4. After the bulb is aging, the amount of infrared and ultraviolet rays generated is too high.

5. The reason for the failure of the light bulb power supply.