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修复你的物品

维修的权力

配件 & 工具

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原帖由: Dan ,

文本:

So you have at least one hardware issue with the logic board. Your keyboard backlight connector is broken, This is repairable, but you’ll need to find someone who has a junker to swap out the connector.

[image|2083852]

Your OS issue will need a bootable external drive to reformat and install a fresh copy of macOS. I would recommend sticking with Sierra. Here’s the needed image file & how to setup a bootable USB thumb drive:

* [https://support.apple.com/en-us/HT208202|How to upgrade to macOS Sierra], Jump down to Step 4 for the direct download URL
* [https://www.macworld.com/article/3092900/how-to-create-a-bootable-macos-sierra-installer-drive.html|How to create a bootable macOS Sierra installer drive]

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