In the event that issue doesn’t reproduce in secure Mode it could be good to do an install that is fresh you right right back up your computer data.
This may let you know whether you have got problem with equipment or aided by the computer software.
I would personally like to hear the total link between the steps above.
Needless to say, in the event your display screen is black colored, you cannot do some of the things you recommend, except if it is possible to hook up to a monitor that is external nevertheless, in my experience none of those things work. If, after resetting SMC, PRAM/NVRAM, you’ve still got a screen that is black it is almost certainly the cable. Continue reading →