Lenovo ThinkPad T450s User Manual page 62

Rear view
1
Always-on USB connector: Used to connect devices that are compatible with USB 2.0 or charge some
mobile digital devices and smartphones when your computer is in sleep or hibernation mode.
2 USB 2.0 connectors: Used to connect devices that are compatible with USB 2.0.
3
USB 3.0 connectors: Used to connect devices that are compatible with USB 3.0.
4 Ethernet connector: Used to connect the docking station to an Ethernet LAN.
Note: If you need to use an Ethernet connector or an external monitor connector when your computer is
attached to a docking station, use the Ethernet connector or the external monitor connector on the docking
station, instead of the one on the computer.
5 ac power connector: Used to connect the ac power adapter.
6 DisplayPort connector: Used to attach a high-performance monitor, a direct-drive monitor, or other
devices that use a DisplayPort connector.
7 DVI connector: Used to connect a monitor that supports Digital Visual Interface (DVI) connection.
Note: The DVI connector provides a digital interface only. This connector can only be used with a computer
that supports DVI connection.
To connect a DVI monitor, do the following:
1. Turn off the computer.
2. Connect the DVI monitor to the DVI connector. Then connect the monitor to an electrical outlet.
3. Turn on the DVI monitor and then the computer.
8 VGA connector: Used to connect the computer to a VGA-compatible video device, such as a VGA
monitor.
9 Audio connector: Used to connect headphones or a headset that has a 3.5-mm (0.14-inch) 4-pole plug
to the audio connector to listen to the sound from the computer.
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User Guide