Samsung SPH-M390ZSAVMU - Manual (Page 10)

6
Battery
Your phone is powered by a rechargeable,
standard Li-Ion battery. A USB cable and
Charging Head are included with the phone, for
charging the battery.
Note:
The battery comes partially charged. You
must fully charge the battery before using
your phone for the first time. A fully
discharged battery can require up to 4
hours of charge time. After the first charge,
you can use the phone while charging.
Warning!
Use only Samsung-approved charging
devices and batteries. Samsung
accessories are designed to maximize
battery life. Using other accessories may
invalidate your warranty and may cause
damage.
Battery Indicator
The battery icon in the upper-right corner of the
display shows battery power level
. Two to
three minutes before the battery becomes too
low to operate, the empty battery icon will flash
and a tone will sound. If you continue to operate
the phone without charging, the phone will
power off.
Battery Cover
The battery is under a removable cover on the
back of the phone.
Removing the battery cover
Ⅲ Lift the cover at the cover release latch.
Installing the battery cover
Ⅲ Align the cover and press it into place,
making sure it snaps securely all the way
around.