Introduction: How to Use an Old SMPS As a Power Supply Unit for Testing
Using an old SMPS as power supply unit at 0.47usd
Step 1: Step-1
Remove the old computer SMPS
Step 2: Step 2 Remove the All Cables
First remove all coluor cables like yellow,red ,black
fix it in the top of SMPS
connect switch in between green wire (PS-ON) and black wire (Common-0VDC)
From this SMPS
We can take +12VDC, 5VDC, 3.3VDC,-12VDC
Step 3: Complete Steps
Testing power supply
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