Alienware M14X manual Power Management, Understanding Power Consumption

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CHAPTER 3: USING YOUR LAPTOP

Power Management

Understanding Power Consumption

In order to fully utilize the power of your battery, it would be a good idea for you to spend some time acquiring a basic understanding of the power management concept from your operating system.

You can use the power options in your operating system to configure the power settings on your computer. The Microsoft Windows operating system installed on your computer provides three default options:

• Balanced — Offers full performance when you need it and saves power during periods of inactivity.

• Power Saver — Saves power on your computer by reducing system performance to maximize the life of the computer and by reducing the amount of energy consumed by your computer over its lifetime.

• High Performance — Provides the highest level of system performance on your computer by adapting processor speed to your activity and by maximizing system performance.

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Contents Page Page Alienware M14x Mobile Manual Page Contents CONTENTS Specifications Page Page Page Chapter Setting UP Your Laptop Before Setting Up Your Laptop Product Documentation and Media Placing Your LaptopConnect the AC Adapter Press the Power Button Connect the Network Cable Optional Set Up Microsoft Windows Set Up Wireless Display Optional Hardware RequirementsSet Up WirelessHD Optional Set Up Intel Wireless Display Optional Setting Up a Wired Connection Connect to the Internet OptionalSetting Up a Wireless Connection Setting Up Your Internet Connection ETTING UP Your Laptop Getting to Know Your Laptop Left View Features Getting to Know Your LaptopGetting to Know Your Laptop Getting to Know Your Laptop Getting to Know Your Laptop Right View Features Back View Features Display Features Getting to Know Your Laptop Computer Base and Keyboard Features Getting to Know Your Laptop Power Button On AC adapter Function Keys F1 Extend desktopF5 Decrease display brightness F12 Fast Forward or Play next track Using Your Laptop Alienware Command Center Connecting External DisplaysConnecting a Display USING Your Laptop USING Your Laptop Extending the Desktop Using the Wireless Control Battery Pack Power Management Understanding Power ConsumptionCustomizing Your Power Settings Reducing Power ConsumptionNVidia Optimus Technology Changing the Application Profile Settings FastAccess Facial Recognition Optional Free Fall SensorConfiguring the Bios System SetupEntering System Setup System Setup ScreensSystem Setup Options CPUCpuid Virtualization High Definition Performance Long Duration Memory Overclocking Memory Override Support Wwan Supervisor CD/DVD Exit Saving USING Your Laptop Installing and Replacing Components Before You Begin Turning Off Your Computer Before Working Inside Your Computer INSTALLING and Replacing COMPONENTS Replacing the Battery Pack Captive screws Tabs Base cover Battery pack cable Captive screws INSTALLING and Replacing COMPONENTS Upgrading or Replacing Memory Removing the Memory Modules Memory-module cover 2 captive screws Memory module Notch Spring locks Memory module connector Tab INSTALLING and Replacing COMPONENTS Troubleshooting Basic Hints and Tips Backup and General Maintenance Things to check Software Diagnostic Tools Enhanced Pre-Boot System Assessment ePSATROUBLESHOOTING Answers to Common Problems Computer Startup ProblemsComputer fails the Post Computer stops responding or a solid blue screen appearsSoftware Problems Program stops responding or crashes repeatedlyOther software problems TROUBLESHOOTING Hard Drive Problems Allow the computer to cool before turning it onRun Check Disk Memory Problem Display ProblemMemory errors detected on startup If the display is blankPower Problem TROUBLESHOOTING System Recovery AlienRespawn AlienRespawn Basic Upgrading to AlienRespawn Professional Dell DataSafe Online Backup Optional My Dell Downloads Specifications 100 PECIFICATIONS101 102 USB103 104 105 106 107 108 109 110 111 112 Appendix Computer Setup 114Computer Use Electrostatic Discharge ESD Warning115 General Safety Precautions When You Should Contact AlienwareReplacement Components or Accessories 116Contacting Alienware 117Websites 118119
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