Connect a PCI-Express card such as graphics, audio, or network card to
enhance the capabilities of your computer.
4 PCI-Express x4 slot
Connect a PCI-Express card such as graphics, audio, or network card to
enhance the capabilities of your computer.
5 Regulatory label
Contains regulatory information about your computer.
6 Bottom power-supply cage release-latch
Allows you to remove the power supply unit from your computer.
7 Service Tag label
Provides the Service Tag and Express Service Code needed when contacting
Dell.
8 Top power-supply cage release-latch
Allows you to remove the power supply unit from your computer.
9 Power supply light
Indicates the power-supply state.
10 Power-supply diagnostic button
Press to check the power‑supply state.
11 Power port
Connect a power cable to provide power to your computer.
12 Security-cable slot
Connect a security cable to prevent unauthorized movement of your computer.
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