L380, L380 Yoga, S2 3rd Gen and S2 Yoga 3rd Gen User Guide
L380, L380 Yoga, S2 3rd Gen and S2 Yoga 3rd Gen User Guide introduces the precautions while using these products, including safety information, maintenance and upgrades, power cords and power adapters, external devices, regular battery declaration, built-in rechargeable battery declaration, non-rechargeable button battery declaration, heat and product ventilation, electric current safety information, liquid crystal display (LCD) declaration, using headset or in-ear earphones, choking hazard declaration, plastic bag declaration, glass parts declaration.