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Date:      Sun, 19 May 2019 18:41:49 +0200
From:      "Dr. Nikolaus Klepp" <dr.klepp@gmx.at>
To:        freebsd-questions@freebsd.org
Subject:   Re: acpiconf shows 2 batteries on a laptop?
Message-ID:  <201905191841.49980.dr.klepp@gmx.at>
In-Reply-To: <20190519150025.GA49322@jail0199.vps.exonetric.net>
References:  <20190519150025.GA49322@jail0199.vps.exonetric.net>

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Anno domini 2019 Sun, 19 May 15:00:25 +0000
 lists scripsit:
> This is on Lenovo x240, with original battery:
> 
> $ acpiconf -i0
> Design capacity:        23200 mWh
> Last full capacity:     17740 mWh
> Technology:             secondary (rechargeable)
> Design voltage:         11100 mV
> Capacity (warn):        887 mWh
> Capacity (low):         200 mWh
> Low/warn granularity:   1 mWh
> Warn/full granularity:  1 mWh
> Model number:           45N1773
> Serial number:          15895
> Type:                   LION
> OEM info:               SANYO
> State:                  high
> Remaining capacity:     96%
> Remaining time:         1:49
> Present rate:           0 mW
> Present voltage:        12050 mV
> 
> $ acpiconf -i1
> Design capacity:        23480 mWh
> Last full capacity:     21520 mWh
> Technology:             secondary (rechargeable)
> Design voltage:         11400 mV
> Capacity (warn):        1076 mWh
> Capacity (low):         200 mWh
> Low/warn granularity:   1 mWh
> Warn/full granularity:  1 mWh
> Model number:           45N1127
> Serial number:            116
> Type:                   LION
> OEM info:               LGC
> State:                  discharging
> Remaining capacity:     27%
> Remaining time:         0:38
> Present rate:           9312 mW
> Present voltage:        10829 mV
> $ 
> 
> Do I really have 2 batteries?
> Is this expected?
> Only battery 1 seems be charging and
> discharging, not 0.

x240 has 2 batteries, one internal tht you cannot swap without opening the case, and one "external".


> 
> I found this out by accident - acpiconf -i0
> was showing full battery, yet the laptop
> was switching itself off.
> 
> Anton
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