Note: Be sure to remove SIM card after the phone off. There is absolutely
prohibited in the case of an external power supply connected to insert or remove
a SIM card, or SIM card may be damaged.
2.2.1 SIM Card insertion and removal
Off the phone, and remove the other external power supply.
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Insert the SIM card into the SIM card connector, and ensure that the SIM card
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is properly inserted and the card's metal contacts well.
When you need to remove the SIM card, first off it then removes the SIM card.
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2.3 Battery
The initial state of battery charge has about 50% of the electricity. The first
time to charge you should completely exhausted it (depleted battery will not turn
on it) and then completely filled it; have it completely run out before the second
charging; so after three consecutive cycles, the battery will be easier to achieve
the best condition.
Note: The battery is welded one. Do not arbitrarily remove it under normal
circumstances.
2.3.1 Battery charging
Plug the charger.
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Plug the charger connector into the bottom of the phone, "charging / data
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transfer interface."
At this time, the screen upper right corner of the charge level indicator will
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flash in cycle: If the charge is turned off, charging indicator will appear on the
screen, which means the battery is charging. If the phone is still excessive
used when the power is low, the charging indicator may take some time after
the start to appear on the screen.
When the indicator in the upper right corner of the screen indicator shows full
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and no longer flashes, it means that the charge has been completed. This
process usually takes 3 to 4 hours. During charging, batteries, cell phone and
charger may become hot, which is normal.