1. - turn off respectively every step, and not on - off frequently. Because it may cause damage to the applications
2. Don't bring food, water, or dessert on or near the ตัวเครื่อง panel keyboard
3.Do not move the computer while the machine is still open and active
4. Should install a backup power supply (UPS) with PC
5. To help. Solve the electric lights the sky fall or electric surge during the work.
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