Recent content by wireman121

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    NSI DDS 9800 Service Manual

    Have a NSI DDS 9800. After about 10 seconds of powering on, the temp light begins flashing, the fan turns off and any dimmers that are on are shut off. I know there are 2 chips on the heatsink and the 2-terminal one is a temperature switch that is normally open and closes at high temp. The...
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