Posts Tagged ‘Kitchen’
Kitchen Table Electronics Repair: Leaky Battery Recovery
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Ever find a device just full of leaky batteries? Forgotten about batteries in a device and come back only to find them leaking? This video shows how to solve the problem. Usually the damage can be fixed with some careful effort. In cases where you can’t remove the battery holder or see the terminals, you may be able to remove a circuit board and expose the battery terminals that way. Very often, the battery terminals are coiled or sprung pieces of metal that are soldered to an underlying board or will pull out of the plastic holder
Kitchen Table Electronics Repair: Computer Stuff
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One works, the other doesn’t. Both have bad capacitors. Curiously, the Aopen motherboard uses Nippon Chemi-Con capacitors at every location where one is needed…everywhere except those three locations, where no-name caps are used. The Samsung LCD panel was dead to the world and only hissed when plugged in. Switchmode power supplies tend to make noises at times, particularly when they’re having trouble staying in regulation. At that point, the switching frequency may drop into the range of our hearing. Turns out it was more bad caps. Some repair shops told the previous owner that it wasn’t worth fixing. I told them it was, and that I surely could. They told me to haul it away anyway.