Why does my iMac shut down halfway through startup

Question

iMac Intel 21.5" EMC 2389

Model A1311 / Mid 2010 / 3.06 & 3.2 GHz Core i3 or 3.6 GHz Core i5 Processor

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My Mac shuts down halfway through startup when the progress bar is at halfway.

这是一个好问题吗？

是否

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CodyR08 @codyr08 声誉积分: 1 5 1 · Answer 1 · 2020-02-12T03:09:12-07:00

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it could possibly be a faulty sector in the HDD or wrong power supply. do you know if its the original power cord and a tested working power source?

not sure if any of this would work.

这个答案有帮助吗？

是否

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