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[Bug 85894] Re: ThinkPad overheats

 

** Changed in: linux-source-2.6.22 (Ubuntu)
       Status: New => Incomplete

** Changed in: linux-source-2.6.20 (Ubuntu)
       Status: Confirmed => Incomplete

** Changed in: linux-source-2.6.20 (Ubuntu)
       Status: Incomplete => Invalid

** Changed in: linux-source-2.6.22 (Ubuntu)
       Status: Incomplete => Invalid

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https://bugs.launchpad.net/bugs/85894

Title:
  ThinkPad overheats

Status in The Linux Kernel:
  New
Status in “linux” package in Ubuntu:
  Incomplete
Status in “linux-source-2.6.20” package in Ubuntu:
  Invalid
Status in “linux-source-2.6.22” package in Ubuntu:
  Invalid

Bug description:
  Binary package hint: acpi

  Edgy on my ThinkPad Z60t doesn't manage its temperature very well. It
  is enough to leave the laptop alone just with inactive Firefox running
  and the temperature rises soon at dangerous 93°C (200°F). That causes
  the fan to speed up, however only to keep the temp at the same 93˚C.
  The average temperature is also higher than it should be, eg. when
  playing Wormux it rises above 72˚C.

  I tried to fix the problem by using fan speed script ( http://www.thinkwiki.org/wiki/ACPI_fan_control_script#Variable_speed_control_scripts )
  from ThinkWiki but with no result, because ibm-acpi module ( http://www.thinkwiki.org/wiki/Ibm-acpi )
  did not work correctly for me
     ($ sudo modprobe ibm_acpi experimental=1
      returns something like "access denied")

  It also might be connected that the CPU frequency never drops bellow
  800MHz.

  I hope the bug is caused by acpi as I fillwd it, please let me know
  what files I might provide.

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