Funny battery values (nx6325)
yanefbsd at gmail.com
Mon Mar 15 21:00:32 UTC 2010
On Mon, Mar 15, 2010 at 1:12 PM, Joerg Wunsch <j at uriah.heep.sax.de> wrote:
> As Nate Lawson wrote:
>> > When unplugging the AC supply, I get:
>> > State: discharging
>> > Remaining capacity: 98%
>> > Remaining time: 0:08
>> > Present rate: 2064 mA
>> > Voltage: 11870 mV
>> > Any clues how to fix these values?
>> Fix the query for present rate to not return 2A. Perhaps a problem
>> reading the EC.
> I think the 2 A are realistic. With a 5100 mAh capacity, it should
> result in somewhat more than 2 hours of run time (maybe more if the
> laptop eventually goes idle, and reduces CPU speed).
If you were pulling 2 A, that's be the same approximate amount as many
2 x 1U servers. Nate's right -- something is wrong there (this is
particularly true if you're in Europe because you'd be pulling less
current per device as the voltage is actually 240V RMS based, not 120V
> What isn't realistic though is that the capacity (both, "design
> capacity", as well as "last full capacity") is given as just 279 mAh.
> Should I provide any ACPI dump files?
> I'm not sure whether there are any ACPI BIOS updates available for
> that computer. I've always got a hard time finding them on the HP
> website. They are telling me everything about Windows device drivers,
> Windows 7 upgrades, and other completely uninteresting (to me) items,
> but nothing about BIOS/firmware upgrades.
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