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Groups > linux.debian.user > #178045

Re: Did I blow my processor?

From Dan Purgert <dan@djph.net>
Newsgroups linux.debian.user
Subject Re: Did I blow my processor?
Date 2017-02-21 14:50 +0100
Message-ID <tdiZk-3dA-27@gated-at.bofh.it> (permalink)
References <td3nA-1p5-15@gated-at.bofh.it> <td40h-1CZ-15@gated-at.bofh.it> <tdbXQ-78b-17@gated-at.bofh.it> <tdcKd-7Em-9@gated-at.bofh.it> <tdi3f-2DN-1@gated-at.bofh.it>
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GiaThnYgeia wrote:
>
>
> Vignesh Ragupathy:
>
>> 
>> There might also be an issue with power switch. You can try disconnecting
>> power switch and touch the power switch pins simultaneously with conductive
>> metal like screwdriver. Just careful when doing this.
>> 
>> -Vikki
>
> Never a good idea, there are cheap tools of measuring current, a short
> can blow a good power source/transformer.  How do you check industrial 3
> phase 440V, just ground it with a train rail see if there are any sparks.
>

Hint - that's exactly what the on switch does. 

Granted we're talking 5V with a max current of 1-2mA or somesuch, and not
440VAC.  It's no more dangerous than touching the red and black leads of
a battery holder[1] to a small lightbulb (such as used in a flashlight,
model car, etc.) or a LED to verify it works / you have polarity right.
Actually, given that it's limited to 1-2mA, it's probably SAFER than
said battery-holder (since most dry-cell batteries can supply 2A
current, albeit for a very short amount of time).

And to ensure the motherboard isn't the culprit, you can always connect
the PS_ON (green) wire (in the 20/24-pin connector)any GND pin (black
wire) with a short length of wire.  

[1] https://img.fasttechcdn.com/128/1289504/1289504-2.jpg
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Thread

Did I blow my processor? Dennis Wicks <wix@mgssub.com> - 2017-02-20 22:10 +0100
  Re: Did I blow my processor? Felix Miata <mrmazda@earthlink.net> - 2017-02-20 22:50 +0100
    Re: Did I blow my processor? Steven Mainor <steve@degga.net> - 2017-02-21 07:20 +0100
      Re: Did I blow my processor? Vignesh Ragupathy <me@vikki.in> - 2017-02-21 08:10 +0100
        Re: Did I blow my processor? GiaThnYgeia <GiaThnYgeia@openmailbox.org> - 2017-02-21 13:50 +0100
          Re: Did I blow my processor? Felix Miata <mrmazda@earthlink.net> - 2017-02-21 14:40 +0100
          Re: Did I blow my processor? Dan Purgert <dan@djph.net> - 2017-02-21 14:50 +0100
            Re: Did I blow my processor? rhkramer@gmail.com - 2017-02-21 16:20 +0100
              Re: Did I blow my processor? GiaThnYgeia <GiaThnYgeia@openmailbox.org> - 2017-02-21 16:50 +0100
              Re: Did I blow my processor? Dan Purgert <dan@djph.net> - 2017-02-22 12:10 +0100
          Re: Did I blow my processor? Vignesh Ragupathy <me@vikki.in> - 2017-02-21 16:20 +0100
          Re: Did I blow my processor? Norbert Kiszka <norbert@linux.pl> - 2017-02-21 18:40 +0100

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