Dell XPS 13 (L322X, Early 2013) - Manual (Page 3)

1 Power-adapter port
Connect a power adapter to provide power to your
computer and charge the battery.
2 USB 3.0 port with PowerShare
Connect peripherals such as storage devices, printers,
and so on. Provides data transfer speeds up to 5 Gbps.
PowerShare allows you to charge your USB devices even
when your computer is turned off.
NOTE: If your computer is powered off or in hibernate
mode, you must connect the power adapter to charge
your devices using the PowerShare port. You must
enable this feature in system setup.
NOTE: Certain USB devices may not charge when the
computer is powered off or in the sleep mode. In such
cases, turn on the computer to charge the device.
3 Headset port
Connect a headphone, a microphone, or a headphone
and microphone combo (headset).
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