L412, L512, L420, L520 ###T: T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T510, T510i, T520, T520i : X220 (nur Laptop - nicht Tablet). 6 x Hi-Speed 2.0 USB - USB Typ A, 4-polig. 1 x Display - Display Port, 20-polig.
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