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Old 29th May 2020
  #5
Quote:
Originally Posted by nucelar View Post
Yes it's regular dust, the unit is about 15 years old and has never been opened before. And it has ventilation slits on the top cover, just over the PSU. The rest of the PCB is cleaner
But it definitely needs a blow or two of compressed air
IMHO that "dust" does not look "normal". I would replace ALL the capacitors in the power supply to start with. When one cap goes the others may not be far behind. Best of luck!