3 Preparing the System
26 Basic User Manual
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Only use the battery if there is an emergency or no reliable AC power supply. It is
recommended to use the AC supply instead of the battery.
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If you do not attempt to use the battery within 3 months, fully charge the battery and
store it in the temperatures of -20°C to 45°C. If the battery has been stored for more
than 3 months, it is recommended to charge the battery at least once every 3 months
to avoid liquid leakage.
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Charge the battery in the temperature of 0°C to 45°C and discharge it in the
temperature of 0°C to 60°C to prolong the service life of the battery.
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When the battery capacity is low and the battery cannot be charged in time, you
should save the data before system shutdown to avoid data loss.
3.2.3 Installing/Removing the Battery
■ To Install the Battery
Install the battery into the battery compartment as shown in the following figure. If it is
installed in place, a click will be heard.
■ To Remove the Battery
Switch the battery lock to the position and take out the battery, as shown in the
following figure.