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From: Richard <skitfish@gmail.com>
To: gentoo-amd64@lists.gentoo.org
Subject: Re: [gentoo-amd64] Wake On LAN Issue
Date: Thu, 04 Sep 2008 15:38:27 +0100	[thread overview]
Message-ID: <1220539107.3263.29.camel@skitfish> (raw)
In-Reply-To: <20080904135941.GA185133@sgi.com>

Thank you for your help. I had a feeling it might be the capacitors :)

Richard

On Thu, 2008-09-04 at 06:59 -0700, Bob Sanders wrote:
> Richard, mused, then expounded:
> > 
> > However, if I wait a few hours before sending the magic packet, the
> > machine does not power back up and the machine can only be powered back
> > up by pressing the power button on the machine itself. After testing
> > this over and over, I know as a matter of fact that the only thing that
> > causes the magic packet to fail to power the machine back up is time; if
> > I leave it too long between powering the machine off and sending the
> > magic packet.
> > 
> > Has anyone else here experienced this?
> >
> 
> Can't say that I have.  But what you describe is a failing Standby
> voltage circuit.  It could be the power supply or it could be the
> motherboard.
> 
> If either has significant age on them, then most likely to electrolytic
> capacitors associated with the circuit have gone bad.  Or it could
> simply be bad design and no real testing of the function during
> production.
> 
> Bob
> -  
> 




  reply	other threads:[~2008-09-04 14:38 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-05  2:57 [gentoo-amd64] no boot screen, cannot see options Mark Knecht
2008-08-05  3:24 ` Isaac Conway
2008-08-05 14:37   ` Bob Sanders
2008-08-05 14:42 ` Eduardo Schoedler
2008-08-05 16:21   ` Beso
2008-08-05 16:32     ` Eduardo Schoedler
2008-08-05 16:47       ` Mark Knecht
2008-08-05 16:51         ` Barry Walsh
2008-08-05 16:55           ` Eduardo Schoedler
2008-08-05 16:57             ` Mark Knecht
2008-08-05 16:54         ` Bob Sanders
2008-08-05 17:03         ` Mark Knecht
2008-08-06 13:02           ` Mark Knecht
2008-08-06 15:07             ` Drake Donahue
2008-09-04  9:48 ` [gentoo-amd64] Wake On LAN Issue Richard
2008-09-04 13:59   ` Bob Sanders
2008-09-04 14:38     ` Richard [this message]
2008-09-06 15:32     ` Mike Doty

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