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当前版本: lewis Barker ,

文本:

toTo be on the safe side first do a [https://support.apple.com/en-gb/HT204063|PRAM reset] and an [https://support.apple.com/en-gb/HT201295|SMC reset]. If this doesn’t work are you able to boot into network recovery on the internal display? This will rule out a software issue.
toTo be on the safe side first do a [https://support.apple.com/en-gb/HT204063|PRAM reset] and an [https://support.apple.com/en-gb/HT201295|SMC reset]. If this doesn’t work are you able to boot into network recovery on the internal display? This will rule out a software issue.
 
See this guide on booting into network recovery: https://support.apple.com/en-gb/HT204904

状态:

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原帖由: lewis Barker ,

文本:

to be on the safe side first do a [https://support.apple.com/en-gb/HT204063|PRAM reset] and an [https://support.apple.com/en-gb/HT201295|SMC reset].  If this doesn’t work are you able to boot into network recovery on the internal display? This will rule out a software issue.

See this guide on booting into network recovery: https://support.apple.com/en-gb/HT204904

状态:

open