MBP shutting down halfway through Apple logo
Gets 50-75% through Apple logo loading bar on startup, hangs, then goes to blank grey, then shuts off.
Has been tested with known working HD and RAM. Reset SMC & NVRAM/PRAM. Replaced HD cable with replacement from iFixit. Same behavior in all cases. Are there any explanations left besides a logic board problem?
좋은 질문입니까?
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