Lenovo 10034 Safety And Warranty Manual - Page 23

Browse online or download pdf Safety And Warranty Manual for Desktop Lenovo 10034. Lenovo 10034 41 pages. Lenovo 3000 h series safety and warranty guide v3.7

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Warning

It will cause irremovable failure when the computer is powered on

immediately after it is moved from the environment with low temperature to

the operating temperature, so make sure your computer to restore for more

than 2 hrs under the operating temperature.

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 backrest-

adjustable 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.

Safety and warranty guide