[olug] OT: laptop power supply
K.J. Kirwan
kjk_elec at ix.netcom.com
Wed Dec 10 10:10:34 UTC 2003
Ryan,
If the battery is *dead* dead, it might not be
recoverable with the normal charger.
You said earlier it was a Pavilion XF 125, so
I browsed HPs website a little for you.
HP says your battery is 3.6V/cell and 8 cells.
They also say your charger is 19V, 3.3A.
So it's possible that your battery is made as
series-parallel (14.4V), rather than straight
series (28.8V). (If true, this might say that
this battery could be prone to self-discharge.)
All this was to ask:
Can you find at least 12 or 13V on your battery
after charging, unplugging, removing from laptop?
(You might also find 24 to 26 volts if I
guessed wrong about the battery construction.)
Just wondering.
K.J.
Ryan O'Rourke wrote:
> On Fri, 2003-12-05 at 14:40, Ryan O'Rourke wrote:
>
>>On Fri, 2003-12-05 at 13:23, K.J. Kirwan wrote:
>>
>>>It could be an *extremely* dead battery.
>
>
> Well, I charged it overnight, reset the BIOS, and tried an external
> monitor and it still wouldn't work. I'm starting to think it's a
> motherboard problem. Anybody have a mobo for an HP Pavilion XF125 they'd
> like to get rid of?
> Thanks for your help.
>
> -- Ryan
>
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