Grupo Sefton Tecnology SEFTONS450 Manuale Utente
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2.2.1 SIM Card insertion and removal
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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 is properly inserted and the card's metal contacts well.
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When you need to remove the SIM card, first off it then removes the
SIM card.
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
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Plug the charger.
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Plug the charger connector into the bottom of the phone, "charging /
data transfer interface."
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At this time, the screen upper right corner of the charge level
indicator will flash in cycle: If the charge is turned off, charging