<?xml version="1.0" encoding="utf-8"?>
<page xmlns="http://projectmallard.org/1.0/" xmlns:its="http://www.w3.org/2005/11/its" type="topic" style="question" id="power-whydim" xml:lang="zh-CN">

  <info>
    <link type="guide" xref="power#battery"/>
    <link type="guide" xref="hardware-problems-graphics"/>

    <revision pkgversion="3.7.1" version="0.2" date="2012-11-16" status="outdated"/>
    <revision pkgversion="3.10" date="2013-10-29" status="review"/>

    <credit type="author">
      <name>GNOME 文档项目</name>
      <email its:translate="no">gnome-doc-list@gnome.org</email>
    </credit>
    <credit type="editor">
      <name>Michael Hill</name>
      <email its:translate="no">mdhillca@gmail.com</email>
    </credit>
    <credit type="editor">
      <name>Ekaterina Gerasimova</name>
      <email its:translate="no">kittykat3756@gmail.com</email>
    </credit>

    <include xmlns="http://www.w3.org/2001/XInclude" href="legal.xml"/>

    <desc>The screen will dim when the computer is idle in order to save power.</desc>
  
    <mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
      <mal:name>TeliuTe</mal:name>
      <mal:email>teliute@163.com</mal:email>
      <mal:years>2011, 2012</mal:years>
    </mal:credit>
  </info>

  <title>为什么我的屏幕过一会就变暗？</title>

  <p>If it is possible to set the brightness of your screen, it will dim when
  the computer is idle in order to save power. When you start using the
  computer again, the screen will brighten.</p>

  <p>您可以关闭屏幕自动变暗：</p>

  <steps>
    <item>
      <p>Open the <gui xref="shell-terminology">Activities</gui> overview and
      start typing <gui>Power</gui>.</p>
    </item>
    <item>
      <p>Click on <gui>Power</gui> to open the panel.</p>
    </item>
    <item>
      <p>Switch <gui>Blank screen</gui> to <gui>OFF</gui> in the <gui>Power
      Saving</gui> section.</p>
    </item>
  </steps>

</page>
