• If your computer is operating, make sure that it has nished any operations involving devices that are
connected to a USB connector. Also make sure that any connection to an Ethernet connector has
been disconnected.
• The following illustrations are for the ThinkPad Mini Dock Series 3. The procedure is the same for other
docking stations. For port replicators, start with step 2.
1. Make sure that the system lock key is in place and in the unlocked (horizontal) position.
2. Press and pull the sliding adjuster as shown.
106 User Guide