Lenovo S50-30 Safety and Warranty guide - Page 23
Warning, Both its mainframe and monitor will eradiate heating while the computer
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2. Select appropriate operating desks and seats and adjust their height to ensure your forearms are parallel with the floor while operating the keyboard and mouse, and your eyes are basically on the same level with the monitor, as well as ensure that your thighs are basically parallel with the floor and your feet can be placed on the floor steadily. Furthermore, you may also choose backrestadjustable seats to enhance your comfort. Warning Incorrect posture or keyboard used for too much may cause physical injury. 3. Avoid facing the screen for too much with the same posture. It is recommended to change your posture frequently and move your eyes away from the monitor from time to time, which will help you maintain a relax posture and reduce visual fatigue. Furthermore, take break for a moment or relax every some time (such as 1 hour) to help you eliminate your physical fatigue. Warning Watching the screen of the display for a long time may lead to your visual fatigue or even damage eyesight. 4. Avoid direct sunlight or other strong light to irradiate the computer, especially to avoid the reflection of the screen of the display caused by the direct irradiation to the display and the effect on your vision. If the computer is next to the window, take shading measures when the computer is used. 5. Both its mainframe and monitor will eradiate heating while the computer operates. Both the mainframe and the monitor are equipped with corresponding heating eradiation vents, and the system failure or damage may occur once these vents are blocked. Hence, ensure that the computer system is placed at a place with well ventilation and unblocked heating eradiation. It is recommended that the host, monitor and other objects be 5cm away from each other at least. Warning Must fully remove the dustproof shield (if provided) to facilitate the heating eradiation and ventilation when the computer is running or before the power supply of the computer is completely switched off. 18 Safety and warranty guide