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27" 2011 Imac PSU Problem?

JDLang76

JDLang76

macrumors regular
Original poster
Jan 1, 2018
155
57
My power supply is making a very light buzzing-ish kinda noise. Its light, but its constantly there.

Having power delivery problems too.
2 out of 3 sata ports will NOT power up a 3.5" HDD.

Thoughts?
Do I need to replace it?
 
Last edited:
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