Re: MacBook Pro (MBP) rebooted when its desk got slammed hard?

From	Your Name <YourName@YourISP.com>
Newsgroups	comp.sys.mac.system, comp.sys.mac.portables
Subject	Re: MacBook Pro (MBP) rebooted when its desk got slammed hard?
Date	2020-07-16 08:32 +1200
Organization	Aioe.org NNTP Server
Message-ID	<renp4s$5rt$1@gioia.aioe.org> (permalink)
References	<1pmdnVKLCIZgVZHCnZ2dnUU7-UednZ2d@earthlink.com> <8pCdnbv4UtDfJJPCnZ2dnUU7-e-dnZ2d@earthlink.com>

Cross-posted to 2 groups.

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On 2020-07-15 08:07:30 +0000, Ant said:

> In comp.sys.mac.portables Your Name <YourName@yourisp.com> wrote:
>> On 2020-07-15 05:28:34 +0000, Ant said:
>>> In comp.sys.mac.portables Lewis <g.kreme@gmail.com.dontsendmecopies> wrote:
>>>> In message <1pmdnVKLCIZgVZHCnZ2dnUU7-UednZ2d@earthlink.com> Ant
>>>> <ant@zimage.comANT> wrote:
>>>>> 
>>>>> Hello.
>>>>> 
>>>>> Earlier, the desk got slammed hard and 2012 13.3" MBP, with its updated
>>>>> mac OS v10.14.6, rebooted back to its SSD unlock screen and had to log
>>>>> in
>>>>> manually. Nothing was lost so far and even Firefox v78.0.1 still remember
>>>>> its logged web site login. MBP was connected with its magnetic power AC
>>>>> and still has its original battery with almost 100% juice. Weird/Odd! :/
>>>> 
>>>> Not weird or odd at all. Mac Laptops have an accelerometer specifically
>>>> for this.
>>> 
>>> Wow. Are there more details about this?
>> 
>> Sudden Motion Sensor
>> <https://en.wikipedia.org/wiki/Sudden_Motion_Sensor>
>> 
>> I don't know that it's supposed to reboot. It's meant to park the heads
>> on a hard drive so that there is less chance of the drive being damaged
>> in a fall. Of course, it's pretty much useless with an SSD equiped Mac.
> 
> Thanks and interesting. Yeah, it did reboot. It was just a hard 
> slam/hit on the desk (not a drop). :(

It detects sudden movement of any type, a fall or a hard knock, so that 
the drive heads can be parked safely (or at least safer).

Thread

MacBook Pro (MBP) rebooted when its desk got slammed hard?  ant@zimage.comANT (Ant) - 2020-07-13 15:50 -0500
  Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Jolly Roger <jollyroger@pobox.com> - 2020-07-13 21:12 +0000
  Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Lewis <g.kreme@gmail.com.dontsendmecopies> - 2020-07-13 23:20 +0000
    Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? ant@zimage.comANT (Ant) - 2020-07-15 00:28 -0500
      Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Your Name <YourName@YourISP.com> - 2020-07-15 18:15 +1200
        Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? ant@zimage.comANT (Ant) - 2020-07-15 03:07 -0500
          Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Lewis <g.kreme@gmail.com.dontsendmecopies> - 2020-07-15 08:53 +0000
            Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? ant@zimage.comANT (Ant) - 2020-07-15 21:41 -0500
              Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Lewis <g.kreme@gmail.com.dontsendmecopies> - 2020-07-16 04:00 +0000
          Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Your Name <YourName@YourISP.com> - 2020-07-16 08:32 +1200
            Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? ant@zimage.comANT (Ant) - 2020-07-15 21:43 -0500
              Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Your Name <YourName@YourISP.com> - 2020-07-16 15:05 +1200
                Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? ant@zimage.comANT (Ant) - 2020-07-15 22:14 -0500
                Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Your Name <YourName@YourISP.com> - 2020-07-16 19:24 +1200
                Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? nospam <nospam@nospam.invalid> - 2020-07-16 10:22 -0400
      Re: MacBook Pro (MBP) rebooted when its desk got slammed hard? Lewis <g.kreme@gmail.com.dontsendmecopies> - 2020-07-15 08:51 +0000

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