MacBook Pro power cable

How can I tell if my power cable going out?When I download Xcode and i try to boot up and shut with sad,and try to boot it again it take like a 1 min or 2?COuld be the power cable?

MacBook Pro, OS X El Capitan (10.11.3)

Posted on Jul 25, 2016 4:11 AM

Reply
6 replies

Jul 25, 2016 7:04 AM in response to perlsyntax

I can't imagine a laptop charger causing that problem

- Try resetting the SMC and NVRAM/PRAM

Intel-based Macs: Resetting the System Management Controller (SMC)

https://support.apple.com/en-us/HT201295

About NVRAM and PRAM

https://support.apple.com/en-us/HT204063

- Try starting in Safe Mode

OS X: What is Safe Boot, Safe Mode?

https://support.apple.com/en-us/HT201262

- Boot to Recovery and repair the startup disk

OS X: About OS X Recovery - Apple Support

https://support.apple.com/en-us/HT201314

- If it is repairable reinstall the OSX

How to reinstall OS X on your Mac - Apple Support

https://support.apple.com/en-us/HT204904

- If you do not have a backup use disk utility to restore the internal disk to an external disk so you can try to recover data.

Then format the startup disk and do a fresh install of OSX

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MacBook Pro power cable

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