Service Tag label
The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information.
Power-adapter port
Connect a power adapter to provide power to your computer.
Network port
Connect an Ethernet (RJ45) cable from a router or a broadband modem for network or internet access.
Audio-out port
Connect audio-output devices such as speakers, amplifiers, and so on.
Power button
Press to turn on the computer if it is turned off, in sleep state, or in hibernate state.
Press to put the computer in sleep state if it is turned on.
Input-source selection button
Press to select the video-input source.