Legrand - On-Q Power Supply, 12VDC, 18 Watt

in this video we're gonna fix these two power supplies so these are just the standard LED power supplies that it found on eBay or Aliexpress both of them failed while I was using them in this led ceiling lamp that I had built the larger 20 amp model just blows the fuse whenever you try to use it while the smaller tenant model just doesn't produce any output power at all I'll start out by opening up these power supplies and they are all pretty much built the same way they have two screws on these steel shrouds and two hooks on the back here where they hook into the aluminum case and after unlatching the steel shroud you'll be greeted about all the components on the PCB a little note about safety here these power supplies have huge capacitors in them that are charged to 400 volts or more they keep the charge for many hours days or even weeks after you've last use them so before you start