Charging Battery; Password - Lemon Duo 309 User Manual

Put the battery into battery slot from terminal side, put it in position, then lock the cover.

2.2 Charging battery

This phone uses rechargeable li-ion battery (includes traveling charger). For your safety,
please only use the battery and charger which is approved by our company.
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Notes on Battery
1． Make sure that the battery has charged fully before using. For new battery, it‟s
recommended to charge for 12 hours for the first three times, the capability of the battery
will be optimal after this charging and discharging
2． In order to keep the battery at optimal status, we suggest to discharge the battery at least
one time per month. The method lets the battery to wear out till auto power off .
3． During the course of charging, both battery and phone are heated lightly. The phone has
temperature protect setting to control temperature variation and charging process. The
normal charging time of battery is about 3h.
4． "Low battery" message will be displayed on LCD when the battery is low. Charge the
phone immediately.
Note：the performance of battery (standby and call time) is different according to
operation mode and network system.
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Battery charging process：
1． Put battery into battery house, connect the plug from the charger to the socket on the
phone.
2． Connect the charger to AC power outlet for charging. The charging icon shows on screen
even in phone power off status.
3． Battery consumption shows full capacity when charging is completed, Unplug the
charger from electrical outlet and phone.
Note：never connect the device with charger directly after taking out of battery from
charger.

2.3 Password

Your phone and SIM card has kinds of passwords. These passwords helps you to protect your
phone against unauthorized use. When any password of below mentioned required to be input,
press "enter" after correct password (shown in "*") input. Use "setting->security setting->change
password" to change PIN code, PIN2 and phone password.

Phone password
Phone lock, phone password is used to protect your phone against unauthorized use. Phone
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