I Love Electricity


Replacement of a bad capacitor in a power supply

I have a 400w PSU that has decided to emit a high pitched ear piercing squeal whenever a GPU load is applied. Upon opening it up, I discovered one capacitor on the secondary side of things is bulging at the top. I will be de-soldering this cap and replacing it: The bad capacitor The bad […]

Replacing a Power Supply Fan

There may come a time when you wish to replace your PSU fan with a quieter Panaflo model, or your old one just bites the dust. Most PSU fans are 80mm standard case fans. You can use a metric ruler to be sure you are getting a new one that will fit. The voltage must […]