G e t t i n g s t a r t e d84. Plug the charger into a wall outlet, and connect the charger cable into theadapter.While the battery is charging, the battery indicator slowly flashes red,yellow, or green depending on the charge level of the battery.5. When the battery is fully charged, the battery indicator turns green.Disconnect the charger cable from the adapter, unplug the charger fromthe wall outlet, disconnect the USB connector from the adapter, andremove the pen from the cradle.Battery level indicationThe battery indicator shows how much charge is left in the pen battery.When the battery indicator is green, the pen is sufficiently charged. When thebattery indicator is yellow, the battery is less than 50% charged.When the battery indicator is red, battery power is low; when the indicatorflashes red, battery power is too low for operation. Recharge the battery.You can also check the battery level using the charge meter in the Batterylevel indication section at the back of a supplied notepad. Move the pen tipfrom left to right. The pen indicates the current charge level by vibrating.■ Switch the pen on or offTo switch on the pen, take off the pen cap. The pen vibrates once, and thebattery and page indicators turn on. When the page indicator is green, the penis ready to writing. The pen is automatically switched on when you insert itinto the USB cradle that is connected to a powered USB port or to the AD-48charger adapter.To switch off the pen, replace the pen cap. The battery and page indicatorsturn off. The pen is automatically switched off when you detach the USBcradle from the PC while the pen is placed in the cradle. To save power andprotect the lens inside the pen from dirt, always keep the cap on when you arenot using the pen.