Back panel
1.
Hard-drive activity light
Turns on when the computer reads from or writes to the hard drive.
2.
Line-out port
Connect speakers.
3.
Rear L/R surround port
Connect audio-output devices such as speakers and amplifiers. In a 5.1 speaker channel setup, connect the rear-left and rear-right
speakers.
4.
Center/subwoofer LFE surround port
Connect the subwoofer.
NOTE:
For more information about speaker setup, refer to the documentation that shipped with the speakers.
5.
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.
6.
USB 3.1 Gen 1 ports (4)
Connect peripherals such as external storage devices and printers. Provides data transfer speeds up to 5 Gbps.
7.
USB 2.0 ports (2)
Connect peripherals such as external storage devices and printers. Provides data transfer speeds up to 480 Mbps.
8.
Network port
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