Question: Heard a loud noise


Cause Analysis:

The fan and fan motor are loose; the screws of the high-voltage transformer are loose; the high-voltage diode is short-circuited; the screws on the cover are loose or missing.


1. Tighten the fan motor; tighten the high-voltage transformer.

2. If problem is not solved, please contact our call center to service to replace the high-voltage diode with a new one

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