Dell UltraSharp U3821DW User Manual page 12

7 Audio line-out port
8 Super speed USB
5Gbps (USB 3.2 Gen1)
Type-B upstream port
9 Super speed USB
5Gbps (USB 3.2 Gen1)
Type-A downstream
port (3)
10 RJ45 port
11 Super speed USB
5Gbps (USB 3.2 Gen1)
Type-A downstream
port with Power
Charging
12 USB Type-C
downstream port
13 Speakers
*Headphone usage is not supported for the audio line out connector.
**To avoid signal interference, when a wireless USB device has been connected to
a USB downstream port, it is NOT recommended to connect any other USB
devices to the adjacent port(s).
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12 About your monitor
Connect your external speakers.*
Connect the USB cable that came with your
monitor to the computer. Once this cable is
connected, you can use the USB connectors
on the monitor.
Connect your USB 3.2 Gen1 (5Gbps)
device.**
NOTE: To use these ports, you must
connect the USB cable (shipped with your
monitor) to the USB-upstream port on the
monitor and to your computer.
Supports Ethernet connection 10/100/
1000 Mbps.
Connect your USB device** or charge your
device.
NOTE: To use this port, you must connect
the USB Type-C cable or USB upstream
cable (shipped with your monitor) to the
USB Type-C upstream port or the USB Type-
B upstream port on the monitor and to your
computer.
Connect your USB device.**
NOTE: To use this port, you must connect
the USB Type-C cable or USB upstream
cable (shipped with your monitor) to the
USB Type-C upstream port or the USB Type-
B upstream port on the monitor and to your
computer.
Provides audio output.