ThinkPad E555 User Manual page 62

1 USB 2.0 connectors: Used to connect devices that are compatible with USB 2.0.
2
USB 3.0 connectors: Used to connect devices that are compatible with USB 3.0 and USB 2.0.
3 Ethernet connector: Used to connect the dock to an Ethernet LAN. The indicators on this connector
have the same function as the ones on the computer.
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4
DisplayPort connector: Used to attach a high-performance monitor, a direct-drive monitor, or other
devices that use a DisplayPort connector.
5
Power connector: Used to connect the ac power adapter.
6 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:
• Turn off the computer.
• Connect the DVI monitor to the DVI connector. Then connect the monitor to an electrical outlet.
• Turn on the DVI monitor and then the computer.
7
Lenovo OneLink connector: Connect the Lenovo OneLink connector to the computer.
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User Guide