I cant found a bios update of Presario V6000

My HP presario v6000 dont charge the batery(i have two batteries and it always says 0% ) and i think that a Bios update can help to solve the problem but i cant find a funtional link to my PresarioV6000(RR733EA#ABE). 

My actual Bios is :

Hewlett-Packard F .2, 22/03/2010.. 

SMBIOS version 2.4