I'd say the same, I have these values on my laptop:

   Design capacity    : 4800 mAh
   Last full capacity : 4120 mAh, 85.83% of design capacity
   Capacity loss      : 14.17%

My battery is 14 months old tough.


François



Am Mon, 31 Dec 2007 00:50:17 +0100
Schrieb Peter Ganzhorn <[EMAIL PROTECTED]>:

> I'd say the kernel is right and your battery is just getting old - my 
> notebook is not even 6 months old and look at this:
> 
> design capacity:         55080 mWh
> last full capacity:      47552 mWh
> 
> So I lost quite a bit (>10%) of capacity already...btw, what's the 
> physics behind the "trick" with the uncharged battery put in a cold 
> enviroment and then loaded again?
> I wonder if I could boost up my capacity a bit as well...
> 
> Peter
> 
> 
> Nicolae Gorgoteanu wrote:
> > hy,
> >
> > sid:/home/nick# uname -a
> > Linux sid 2.6.24-rc6-git1 #2 SMP PREEMPT Wed Dec 26 03:40:14 EET 2007
> > x86_64 GNU/Linux
> >
> > sid:/home/nick# cat /proc/acpi/battery/BAT0/info
> > present:                 yes
> > design capacity:         4800 mAh
> > last full capacity:      4261 mAh ; <--HERE is the BOOM!
> > battery technology:      rechargeable
> > design voltage:          11100 mV
> > design capacity warning: 480 mAh
> > design capacity low:     145 mAh
> > capacity granularity 1:  48 mAh
> > capacity granularity 2:  48 mAh
> > model number:            DELL UY4367
> > serial number:           725
> > battery type:            LION
> > OEM info:                Sony
> >
> > as you can see, also I have the same problem with lower battery max
> > capacity, lost of 12%
> > my Dell Inspiron 9400 is little used, few hours daily, old as 6 month,
> > so near new; i suspect battery is good, kernel is bad
> >
> > i have tried to
> > first empty the battery al lower until bios can not start any more,
> > then out put the battery in cold winter air,
> > then put it back, in shutdown laptop on AC, to max charge, Nothing better,
> > any workaround to correct this is welcome!
> >
> > regards,
> > nick
> >
> > _______________________________________________
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> >
> >   
> 
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