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Re: Discrete-Power-Off on Acer Travelmate 8472TG doesn't work

 

2012/1/4 Lekensteyn <lekensteyn@xxxxxxxxx>:
> That laptop does not seem to be an Optimus one, am I correct?

Right. Intel i5 + Geforce 330M. Switchable via software-button in
windows. So it's "legacy".


> The UUID is the "legacy" nvidia one, and the calls in bbswitch should work,
> but it doesn't because
> the handle is wrongly detected.
>
> The 2nd argument, 0x102 below seems to be ignored, the 0,0,0 in the fourth
> argument is redundant. Both values are kept to match the other calls.
>
> ON (note: 1 line, LP may wordwrap it):
> \_SB.PCI0.GFX0._DSM
> {0xA0,0xA0,0x95,0x9D,0x60,0x00,0x48,0x4D,0xB3,0x4D,0x7E,0x5F,0xEA,0x12,0x9F,0xD4}
> 0x102 3 {1,0,0,0}
>
> OFF (note: 1 line, LP may wordwrap it):
> \_SB.PCI0.GFX0._DSM
> {0xA0,0xA0,0x95,0x9D,0x60,0x00,0x48,0x4D,0xB3,0x4D,0x7E,0x5F,0xEA,0x12,0x9F,0xD4}
> 0x102 3 {2,0,0,0}

Hm - don't really understand that part. Can I do something with that?


> Please update your BIOS and create a new ACPI dump. Before and after doing
> that, please
> save the output of:
> sudo dmidecode -s bios-release-date
> sudo dmidecode -s bios-version
> sudo dmidecode -s bios-vendor

I updated the bios a few days ago. Now the output is:

07/20/2011
V1.28
Phoenix

It's the current one, downloaded from that page:
http://www.acer.de/ac/de/DE/content/drivers


Can I do something else?


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