I have no idea how the PCB got this effect.

      • DoomBot5
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        2 years ago

        The traces can probably sustain higher heat than that paint. Besides, the hottest part is generally the LEDs themselves.

    • mun_man@lemmy.fmhy.ml
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      2 years ago

      I was gonna say the led bulbs I’ve had exposure to get extremely hot. Might have baked the paint