4 Assemble Your DeviceGetting StartedThis section helps you toassemble your device.Install an Optional Memory CardYou can install an optional microSD or microSDHCmemory card (not included) to expand availablememory space.Note: A memory card can be installed at any time; itis not necessary to install it prior to using the device.For more information on installing a memory card,see Install a Memory Card.Charge the BatteryYour device is powered by a rechargeable, standardLi-Ion battery. A Wall charger is included with thedevice for charging the battery.The battery comes partially charged. A fullydischarged battery requires up to four hours ofcharge time. You can use the device while charging.Caution: Use only Samsung-approved chargingdevices and batteries. Samsung accessories aredesigned to maximize battery life. Using otheraccessories may invalidate your warranty and maycause damage.Note: The USB port does not support charging.1. Insert the charger into the DC jack.2. Plug the charging head into a standard AC poweroutlet.3. When charging is complete, unplug the charginghead from the power outlet and remove thecharger from the DC jack.When to Charge the BatteryWhen the battery is low and only a few minutes ofoperation remain, the device sounds a warning toneat regular intervals.In this condition, your device conserves itsremaining battery power by dimming the screen.When the battery level becomes too low, the deviceautomatically turns off.► For a quick check of your battery level, viewthe battery charge indicator located in theupper-right corner of your device’s display. Asolid color ( ) indicates a full charge.You can also choose to display a percentagevalue. Viewing a percentage value can providea better idea of the remaining charge on thebattery. For more information, see Battery.Assemble Your Device