- #MY MAC SHUT DOWN SUDDENLY FULL#
- #MY MAC SHUT DOWN SUDDENLY PRO#
- #MY MAC SHUT DOWN SUDDENLY SOFTWARE#
Two or more specific applications are conflicting with each other.
#MY MAC SHUT DOWN SUDDENLY SOFTWARE#
Your operating system may be infected by the software bugs.
#MY MAC SHUT DOWN SUDDENLY PRO#
Sending in for repairĪlas, I carried the giant iMac down to a service center for repair. If your MacBook Pro shuts down randomly after you have installed some software, it’s very possible that the software error or software conflict should be responsible for the problem. At least I knew I am not the only one affected. Apple forumĪpple forum didn’t provide a clear resolution. Hence, I got to bring the Mac down to a service center. The Apple support deduce that the SMC logic board might have a problem and need to be replaced. By right it should continue to boot up, but it didn’t. Reset SMC and NVRAM Shut down your MacBook. The machine shuts down without any warning, the battery is charged, it doesn't heat up and there is no obvious pattern. If your Mac is overheating, you might experience vertical lines on your display. I found it really hard to find the reason why my Mac was shutting down randomly, so hopefully this.
#MY MAC SHUT DOWN SUDDENLY FULL#
I have to restart using the power button. The full list of shutdown causes can be found here. The screen sometimes goes blank although the keyboard is lit up, there is no response. One thing weird is that after I hear the startup sound the 2nd time, the Mac goes blank. 1 My MacBook Air which is a year old has started shutting down suddenly. Or they could be caused by your Mac overheating. Hardware issues can include faulty RAM or a damaged SSD. The computer will restart and when you hear the startup sound the 2nd time, you may release. They can be split into two categories: hardware or software. One thing new they asked me to perform is the PRAM reset.ĭuring boot up, press and hold Command + Option + P + R. PRAM Resetįinally, I called Apple support for advise. I run memtest all 2 and nothing bad turned up. That is basically a command line tools that write random data to all of the RAM and verify it is correct. Suspecting it could be a RAM that turned faulty, I run memtest.
I need to power off for 1 minute instead of 20 seconds. I learnt that what I have been doing - pulling off the power plug - is the way to reset System Management Controller (SMC).įor my case, it seems a bit different. The temperatures were all okay when the system crashed. That again didn’t shed light on the cause. I installed Temperature Monitor app to log the temperature of the CPU, GPU, etc. In fact I am thinking it could be caused by the SSD or RAM. 0:00 / 4:00 The Reason My iMac Was Randomly Shutting Down GivesAMinute 24.6K subscribers Subscribe 59K views 3 years ago Turns out it was not Final Cut Pro causing it, here’s the real reason. You can press and hold D while booting to perform the test.īut the test said the hardware is fine. To isolate that the problem, I tried running AHT (Apple Hardware Test). It will be Casue 5 if triggered from the menu. This gives me some clue how it gets shut off. It was said on the forum that a Cause 0 means the power was disconnected.
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