Re: [sid] lenovo thinkpad x200s discharge battery while on hibernate
On Sat, 24 Oct 2009 21:40:05 -0600
Bob Proulx <email@example.com> wrote:
> Most of the system is off. But the power button is electronic. It
> takes just a tiny little bit of power to sense the button and then
> activate the power supply. It is almost a zero power state. Power
> isn't needed for the computer since nothing is running but power is
> needed for the switch.
> In the old days the power switch was a simple physical power switch.
> The switch went "clunk" and power was either connected or
> disconnected. The machine couldn't turn itself off but could only say
> it was now safe to remove the power. But these days almost all
> computers use a smart electronically driven power supply that can turn
> itself off and on. Or allows the machine to wake up automatically
> upon a set time.
Thanks for the detailed explanation.
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