Lenovo ThinkPad Ultra Dock 40A2 04w3951 T440 X240 T540 L540 L460 T460 T560 NUOVO
ThinkPad T440s / T440 /T440p. ThinkPad L540. ThinkPad X240s / X240. ThinkPad T460 T460s T460p. When Docking station is used, system has to be attached/detached to Docking station after removing VGA cable from system VGA connector.