Believe for that size the diodes are run series/parallel in 2 strings. One of the strings failed "open".
Problem is the other string now gets full mA from the driver.. Lifespan is shortened..
What is the output listed on the driver?
It is cheap and easy to fix w/ soldering skills and a multimeter.
So I have a pair of Orphek OR2 90's, with almost all UV bulbs. Not too long after running them, they both failed. I assumed it was the power supply, and tried to replace it (hint, Orphek won't sell you a powersupply). Turns out that wasn't the problem. The problem was this: Now you might...
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