Lenovo ThinkPad X380 Yoga User Manual page 48

To attach an Ethernet cable to your computer, you need an Ethernet extension adapter.
The Ethernet extension adapter is available as an option and shipped with some computer models. You can
purchase an Ethernet extension adapter from Lenovo at
DANGER
To avoid the risk of electrical shock, do not connect the telephone cable to the Ethernet extension
adapter.
To connect to a local network through an Ethernet cable, do the following:
1. Remove the connector cover from the Ethernet extension adapter
2 .
2. Connect one end of the Ethernet extension adapter to the mini Ethernet connector on your computer.
Then connect the other end to an Ethernet cable.
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X380 Yoga User Guide
http://www.lenovo.com/essentials
1 and store the cover in the cover slot
.