How to use ASUS A55VM series outside as follows:

　1. Make sure that all backup batteries are fully charged. You can check the battery power display under the operating system.

2. Turn off the power switch of the laptop.

3. Close the upper cover of the LCD screen and make sure that the upper cover is firmly locked in place.

4. Unplug the AC power cord and all external connected devices.

5. Put the laptop into a special backpack to avoid dust contamination and collision. Be careful not to put too many items in the laptop backpack, and place the components in a reasonable position to avoid squeezing each other and even damaging the LCD screen.