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Date:      Wed, 27 Apr 2011 18:39:27 -0400
From:      you@subluminal.net
To:        Anton Shterenlikht <mexas@bristol.ac.uk>, freebsd-mobile@freebsd.org
Subject:   Re: acpiconf shows 100%, but laptop switches off
Message-ID:  <16430353-817B-49D8-8712-71CCB5E1C9D9@gmail.com>
In-Reply-To: <20110427221701.GA63285@mech-cluster241.men.bris.ac.uk>
References:  <20110427221701.GA63285@mech-cluster241.men.bris.ac.uk>

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Hey, I can help with this!

laptop batteries die REALLY quickly if you overcharge them for a long =
time, so, that probably explains why the battery dies after 20 minutes, =
no idea why acpi isn't being updated with the battery status, however.
what chipset does your sound/wireless use? Not the connection, we know =
it's pcmcia, but what chipset? If you don't know, then just list the =
brand names.

- - Michael Brindle

On Apr 27, 2011, at 6:17 PM, Anton Shterenlikht wrote:

> I'm new to this list, please don't shoot.
>=20
> My problem: full battery lasts only minutes.
>=20
> This is HP Compaq 6712s (amd64)
> running 9.0-CURRENT #5 r220040
>=20
> There seem to be quite a few issues with
> this laptop, which I never had the time
> to analyse properly. For example, sound
> and wireless (both via pcmcia) don't work.
> Right now I'm trying to understand why
> the battery lasts only minutes.
> Sure, the battery is about 4 years old,
> but still..
>=20
> While running on A/C I get:
>=20
> BUZI> acpiconf -i0
> Design capacity:        1 mAh
> Last full capacity:     1 mAh
> Technology:             secondary (rechargeable)
> Design voltage:         10800 mV
> Capacity (warn):        1 mAh
> Capacity (low):         1 mAh
> Low/warn granularity:   100 mAh
> Warn/full granularity:  100 mAh
> Model number:           Primary
> Serial number:          03586 2007/11/13
> Type:                   LIon
> OEM info:               Hewlett-Packard
> State:                  high
> Remaining capacity:     100%
> Remaining time:         unknown
> Present rate:           0 mA (0 mW)
> Present voltage:        12248 mV
>=20
> BUZI> uptime
> 9:17PM  up  3:19, 2 users, load averages: 0.00, 0.00, 0.00
>=20
> If I remove the power cord, I keep
> seeing the battery at 100% remaining
> capacity with acpiconf or via
> "sysctl hw.acpi.battery.life"
> (which is probably where acpiconf
> gets its data?) for about 20 minutes,
> then - boom, power off. That is 100%
> right until the laptop goes down.
>=20
> On reboot - 0%:
>=20
> BUZI> acpiconf -i0
> Design capacity:        1 mAh
> Last full capacity:     1 mAh
> Technology:             secondary (rechargeable)
> Design voltage:         10800 mV
> Capacity (warn):        1 mAh
> Capacity (low):         1 mAh
> Low/warn granularity:   100 mAh
> Warn/full granularity:  100 mAh
> Model number:           Primary
> Serial number:          03586 2007/11/13
> Type:                   LIon
> OEM info:               Hewlett-Packard
> State:                  charging
> Remaining capacity:     0%
> Remaining time:         unknown
> Present rate:           2850 mA (35074 mW)
> Present voltage:        12307 mV
>=20
>=20
> How can I analyse this problem further?
>=20
> Many thanks
>=20
> --=20
> Anton Shterenlikht
> Room 2.6, Queen's Building
> Mech Eng Dept
> Bristol University
> University Walk, Bristol BS8 1TR, UK
> Tel: +44 (0)117 331 5944
> Fax: +44 (0)117 929 4423
> _______________________________________________
> freebsd-mobile@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-mobile
> To unsubscribe, send any mail to =
"freebsd-mobile-unsubscribe@freebsd.org"

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