Samsung SCH-R720ZAAMTR - Manual (Page 12)

8
Charging the Battery
Your phone comes with a Wall/USB Charger (Charging Head and
USB cable) to rapidly charge your phone from any 120/220 VAC
outlet.
Note: The battery comes partially charged. You must fully charge the battery
before using your phone for the first time. A fully discharged battery
requires up to 4 hours of charge time.
After the first charge, you can use the phone while charging.
1. Connect the USB cable to the charging head.
2. Insert the USB cable into the port.
3. Plug the charging head into a standard AC power outlet.
4. When charging is complete, unplug the charging head
from the power outlet and remove the USB cable from the
phone.
Charging Head
Incorrect
Correct
USB Cable
Correct
Incorrect