Dell Alienware 13 R3 Service Manual - Page 10
Before working inside your computer, Before you begin, Safety instructions
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Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Before you begin 1 Save and close all open files and exit all open applications. 2 Shut down your computer. The shut-down instruction varies depending on the operating system installed on your computer. - Windows 10: Click Start → Power → Shut down. - Windows 8.1: On the Start screen, Click the power icon → Shut down. - Windows 7: Click Start → Shut down. NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions. 3 Disconnect your computer and all attached devices from their electrical outlets. 4 Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor, from your computer. 5 Remove any media card and optical disc from your computer, if applicable. 6 Close the display and turn the computer over. Safety instructions Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety. WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. 10