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Disassemble the Battery.
Turn the machine over to the back to make sure that nothing under the screen can damage the device
when it is turned over. Turn the lock 1 to the left, then move the lock 2 up and remove the battery.
There is a button and 4 LED lights on the battery, and if you press the buttons shortly,4 LED lights to
indicate the remaining battery charge.
If none of the 4 LED lights are on, the remaining battery charge is 0%.
If 1 LED light is on, the battery remains very low.
If 2 LED lights are on, the battery is less than 50% less charged.
If 3 LED lights are on, the battery remains more than 50% charge.
If 4 LED lights are on, the battery is fully charged.
