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It is recommended that you charge the battery for three hours (full charging period) before you use it.
Do not pull out the plug of the charger during charging to avoid electrical damage to the phone and the charger.
2.5 Headset
If you connect the headset with the phone, it will be to activate headset mode or to match the volume of headset with that of mobile phone.
Increase or decrease the volume through up and down side key during call.
If you plug out the headset from the phone, the phone will return to normal mode automatically.
2.6 Switching a Phone On/Off
Press and hold down the red key to switch your phone on or off.
If you switch the phone on and there is no RUIM card inserted, the phone
displays ' Please insert RUIM '. Press key to only dial emergency call. After inserted, the phone will check whether the RUIM card is valid.
Then the screen displays the following messages:
Enter PIN
Enter Lock code | key to request to enter the phone |
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