[ltp] battery won’t load
Arno Trautmann
linux-thinkpad@linux-thinkpad.org
Sat, 03 Oct 2009 20:01:21 +0200
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jnjb wrote:
> Arno Trautmann a =C3=A9crit :
>> Hi,
>>
>> I have a X61s, now about 2 years old. Used it a lot, carried it around=
>> nearly every second day. Never had any problems with the battery.
>>
>> Now I get:
>>
>> [arno@tiger]$ cat /proc/acpi/battery/BAT0/info
>> present: yes
>> design capacity: 74880 mWh =E2=87=90
>> last full capacity: 52420 mWh =E2=87=90
>> battery technology: rechargeable
>> design voltage: 14400 mV
>> design capacity warning: 2621 mWh
>> design capacity low: 200 mWh
>> capacity granularity 1: 1 mWh
>> capacity granularity 2: 1 mWh
>> model number: 93P5030
>> serial number: 6195
>> battery type: LION
>> OEM info: SONY
>>
>> Ok, maybe the battery is bad now and will hold only 52Wh. But actually=
,
>> it does not:
>>
>> [arno@tiger]$ cat /proc/acpi/battery/BAT0/state
>> present: yes
>> capacity state: ok
>> charging state: charged
>> present rate: 0 mW
>> remaining capacity: 1800 mWh =E2=87=90
>> present voltage: 16195 mV
>>
>> The machine is plugged in, but the remaining capacity stays at 1800 mW=
h.
>> This happened just a few days ago, since then the remaining capacity
>> changed from like 1650 mWh to 1800 mWh.
>>
>> So my question: what can I do? Is the battery useless? Can I recover i=
t
>> anyhow? Could this be a software issue or is it hardware?
>>
>> cheers
>> Arno
>>
>=20
> Its a bit strange this problem at first look you battery is near of
> death, and the voltage is hight you can perhaps check check the cable
> and the device who work whith sorry i dont know how this name on englis=
h
It=E2=80=99s plugged in, so the voltage is not from the battery, but from=
the
power supply.
cheers
Arno
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