On Tue, Jul 14, 2009 at 7:32 PM, Chuck Swiger <cswiger_at_mac.com> wrote: > Hi-- > > On Jul 14, 2009, at 4:54 PM, Edwin L. Culp W. wrote: > >> I am having overheating problems with my Acer Aspire laptop. >> # uname -a >> FreeBSD ed.local.net.mx 8.0-BETA1 FreeBSD 8.0-BETA1 #256: Thu Jul 9 >> 07:05:20 CDT 2009 root_at_ed.local.net.mx: >> /usr/obj/usr/src/sys/ENCONTACTO >> i386 >> >> I've been having this problem for several months and compensating by >> reducing dev.cpu.0.freq from 1900 to 1200 and 800 in warm offices. >> > > Presumably you should be talking to Acer-- if it overheats badly in normal > operation, there's probably something wrong with a fan, temperature sensor, > or something. > > The errors I'm seeing in the log files are: >> >> +acpi_ec0: EcRead: failed waiting to get data >> +ACPI Exception: AE_NO_HARDWARE_RESPONSE, Returned by Handler for >> [EmbeddedControl] 20090521 evregion-531 >> +ACPI Error (psparse-0633): Method parse/execution failed >> [\\_TZ_.THRM._TMP] >> (Node 0xc4e75960), AE_NO_HARDWARE_RESPONSE >> >> I'm afraid that I don't understand them. >> > > acpi_ec0 is the embedded controller handling ACPI events. It should be > responsible for adjusting active cooling measures like fan speed in response > to temperature changes. See "man acpi_thermal".... Gracias, Chuck. That is what I needed to be able to understand a bit more about ACPI. Thanks, ed > > > Regards, > -- > -Chuck > >Received on Tue Jul 14 2009 - 23:03:12 UTC
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