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<?xml version="1.0" encoding="utf-8"?>
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<page xmlns="http://projectmallard.org/1.0/" type="topic" style="question" id="power-batteryslow" xml:lang="ja">
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<link type="guide" xref="power#battery"/>
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<desc>Some laptops intentionally slow down when they are running on battery.</desc>
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<revision pkgversion="3.4.0" date="2012-02-19" status="review"/>
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<credit type="author">
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<name>GNOME ドキュメンテーションプロジェクト</name>
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<email>gnome-doc-list@gnome.org</email>
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<include xmlns="http://www.w3.org/2001/XInclude" href="legal.xml"/>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>松澤 二郎</mal:name>
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<mal:email>jmatsuzawa@src.gnome.org</mal:email>
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<mal:years>2011, 2012</mal:years>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>赤星 柔充</mal:name>
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<mal:email>yasumichi@vinelinux.org</mal:email>
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<mal:years>2011, 2012</mal:years>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>日本GNOMEユーザー会</mal:name>
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<mal:email>http://www.gnome.gr.jp/</mal:email>
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<mal:years>2011, 2012</mal:years>
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<title>Why is my laptop slow when it is on battery?</title>
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<p>Some laptops intentionally slow down when they are running on battery in
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order to conserve power. The processor (CPU) in the laptop switches to a slower
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speed, and processors use less power when running slower, so the battery should
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<p>This feature is called <em>CPU frequency scaling</em>.</p>