How to know if a Power Supply(SMPS) is failing?

Aromal

Noobie
Jan 18, 2017
37
1
1,790
I think I have some issues with my 450 power supply of my PC. My Hard disks will frequently turn off and on and I can hear the read/write header scratching the disks at that time. So how can I find if my SMPS is failing?


 

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