Samsung Galaxy S3 User Manual page 18

1. Insert the USB cable into the phone's Charger/
Accessory jack.
Note: This illustration displays both the correct and
incorrect orientation for connecting the USB
cable. Failure to connect the USB cable correctly
may damage the accessory port and void the
phone's warranty.
2. Connect the USB cable to the charging head.
Incorrect
12
3. Plug the charging head into a standard AC power
outlet. The device turns on with the screen locked and
indicates both its charge state and percent of charge.
Warning! While the device is charging, if the touch
screen does not function due to an unstable
power supply, unplug the USB power
adapter from the power outlet or unplug the
USB cable from the device.
4. When charging is finished, first unplug the charger's
power plug from the AC wall outlet, and then
disconnect the USB cable connector from the device.