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You have two graphics adapters in your system. Now both of them are enabled and consume power. Also the nouveau driver is not good in terms of power. You need to install proprietary drivers. Run in terminal: sudo apt-get install nvidia-352 nvidia-prime and reboot. You can save more power and make the computer cooler if you switch to the integrated ...


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Thermald may help here. It will actively monitor the thermal zones on your computer and try to use various cooling methods (e.g. CPU frequency scaling, throttling, etc) to stop your machine overheating. To install, use: sudo apt-get install thermald


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About the fan being loud. Maybe TLP will fix that: http://www.webupd8.org/2013/04/improve-power-usage-battery-life-in.html Other than that, Just go with 14.04.3 if its an old laptop. Should be more stable. Good luck :)


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For the 5315 The only solution I came across was to temporarily install windoze and do a bios upgrade. Then you could remove the windoze virus and reinstall your ubunto or mint distro. I also believe they said Fedora would actually work. It has to do with the fact that Acer didn't put ANY fan controls in the bios. I can't find my windoze virus disk at the ...


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This probably isn't the answer you're looking for, but you could try using a 3.5.0 kernel. I had a similar experience to you when using 3.19.0 kernels on as Asus X453M laptop, but no such problem when using 3.5.0 kernels. (Unfortunately I would really prefer a 3.19 kernel, because it allows me to get two-finger scrolling which I can't get with the earlier ...


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Have you tried acpi_osi="!Windows 2012"? acpi_osi string "Windows 2012" was introduced after 3.5 so disabling it can bring you back to how kernel works with ACPI as in 3.5.


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I solved it by using i8kutil package which is used for controlling the fans in Dell laptops. Use this solution found at this webpage: How to solve Dell laptops fan issues in Ubuntu. I used this config for my Dell 3521 with Radeon HD7670M 1GB dedicated graphics. # Sample i8kmon configuration file (/etc/i8kmon.conf, ~/.i8kmon). # External program to control ...


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This should work. Create /etc/pm/sleep.d/20_fancontrol with the following contents: #!/bin/sh case "${1}" in resume|thaw) /usr/sbin/service fancontrol restart ;; esac



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