How can I fix a Toshiba A100 that will not charge battery due to a BIOS problem?

Gerard Holden February 25, 2013
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Toshiba web site says that an updated BIOS will fix it. I have downloaded it from the specific model download page. Makes no difference.

Apparently a problem with this model and surely some others which use same chip and maybe motherboard. I am a technician, but this I cannot find an answer to.

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  1. ha14
    February 25, 2013 at 10:47 pm

    uninstall Microsoft ACPI-Compliant Control Method Battery
    http://msdn.microsoft.com/en-us/library/aa939594(v=winembedded.5).aspx
    1) remove battery
    2) go to device manager under battery right click on ACPI-Compliant Control Method Battery and click uninstall (do not delete)
    3) shutdown laptop and reinsert battery
    4)reboot and windows will reinstall ACPI-Compliant Control Method Battery
    5) check if you can charge battery.