How To Fix The Power Supply On A Computer. And by the way you should stop wiggling the plug and either fix it or replace the power adapter because wiggling the plug can damage the socket in your notebook computer and repairing that is a complicated and risky process. How To Fix It.

First look at the connector where the cord plugs into the power supply. Be sure to read through each option before you try to make any changes as these require some manual fixes. Its always best if you can confirm where the problem is before beginning a repair.
How to Run an ATX Computer Power Supply Without a Motherboard as a Stand-Alone Bench Power Supply by John Mueller If you have an old computer laying around there are parts inside it that can be very useful to youone particular one the power supply can be.
If its removable unplug the connector from the power supply and re-insert it firmly. Remove and open the supply. And by the way you should stop wiggling the plug and either fix it or replace the power adapter because wiggling the plug can damage the socket in your notebook computer and repairing that is a complicated and risky process. Either way the repair is the same.

