Before working inside your computer
About this task
NOTE:The images in this document may differ from your computer depending on the configuration you ordered.
Steps
- Save and close all open files and exit all open applications.
- Shut down your computer. For Windows operating system, click
.
NOTE:If you are using a different operating system, see the documentation of your operating system for shut-down instructions.
- Disconnect your computer and all attached devices from their electrical outlets.
- Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor from your computer.
CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.
- Remove any media card and optical disc from your computer, if applicable.
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