Lenovo ThinkPad T420 User Manual page 179

ThinkPad Mini Dock Plus Series 3 and ThinkPad Mini Dock Plus Series 3 (170 W)
1 The DisplayPort is for connecting a display device.
2 The digital visual interface connector is for connecting a monitor that supports Single-Link DVI.
Note: The DVI connector provides a digital interface only. This connector can be used with a computer that
supports DVI via docking only.
3 The DisplayPort is for connecting a display device.
4 The digital visual interface connector is for connecting a monitor that supports Single-Link DVI.
Note: The DVI connector provides a digital interface only. This connector can be used with a computer that
supports DVI via docking only.
5 The Ethernet connector is for connecting the ThinkPad Mini Dock Plus Series 3 or the ThinkPad Mini
Dock Plus Series 3 (170 W) to an Ethernet LAN. The indicator on the connector is the same as that on the
computer.
Notes:
• You cannot use the Token Ring cable for this connector.
• You can use this connector for a 10BASE-T/100BASE-TX/1000BASE-T Ethernet.
If you attach your computer to the ThinkPad Mini Dock Plus Series 3 or the ThinkPad Mini Dock Plus Series
3 (170 W) and use an Ethernet connector, use the Ethernet connector on the ThinkPad Mini Dock Plus Series
3 or the ThinkPad Mini Dock Plus Series 3 (170 W), not the one on the computer.
6
The Universal Serial Bus connectors are for connecting USB 1.1 and USB 2.0 devices.
7 The power jack is for connecting the ac power adapter.
Note: For ThinkPad Mini Dock Plus Series 3 (170 W), use the 170 W ac power adapter shipped with your
computer.
8
The eSATA is for connecting an eSATA device.
9 The external monitor connector is for connecting an external monitor.
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Chapter 7 Enhancing your computer
161