Power port
Connect a power cable to provide power to your computer.
Power-supply diagnostics light
Indicates the power-supply state.
Power-supply diagnostics button
Press to check the power‑supply state.
Regulatory label
Contains regulatory information of your computer.
PCI-Express X4 slot
Connect a PCI-Express card such as graphics, audio, or network card to enhance the capabilities of your computer.
PCI-Express X1 slot
Connect a PCI-Express card such as graphics, audio, or network card to enhance the capabilities of your computer.
PCI-Express X16 (graphics) slot
Connect a PCI-Express graphics card to enhance the capabilities of your computer.
PCI-Express X1 slot
Connect a PCI-Express card such as graphics, audio, or network card to enhance the capabilities of your computer.
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.
Padlock ring(s)
Attach a standard padlock to prevent unauthorized access to the interior of your computer.