44assembling and preparing your mobile phoneCharge the batteryBefore using the phone for the first time, you mustcharge the battery.1. Open the cover to the multifunction jack and plugthe small end of the travel adapter.2. Plug the large end of the travel adapter into apower outlet.3. When the battery is fully charged (the icon isno longer moving), unplug the travel adapter fromthe power outlet.With the trianglefacing upImproperly connecting the adapter can causeserious damage to the phone. Any damagesby misuse are not covered by the warranty.

Samsung GT-S3830U User Manual