14 Barnes & Noble NOOK User GuideWall ChargingTo charge your NOOK, plug it into a wall socket. Plug the small end of the microUSB cable into the microUSB slot onthe bottom of your NOOK. Plug the large end of the microUSB cable into the power adapter. Plug the adapter into awall outlet.CAUTION: Only use the Barnes & Noble power adapter and custom microUSB cable supplied with your NOOK.Other power adapters might damage your NOOK and its battery. Do not use a power adapter andcable intended for other models of NOOK eReader. Use only a NOOK power adapter and cable.NOTE: Using your NOOK’s microUSB cable, you can connect your NOOK to your personal computer totransfer files. Connecting over USB cable does not charge your NOOK, however. To charge yourNOOK, you must plug it into a wall outlet.To charge your NOOK from a wall outlet, do this:1. Assemble the power adapter and microUSB cable. Insert the large end of the USB cable into the matching recep-tacle on the power adapter.2. Plug the NOOK end of the USB cable into your NOOK.3. Plug the power adapter into a compatible electrical outlet. If your NOOK was turned off, it will now turn itselfon.NOTE: Depending on how much power remains in the battery, it might take around 2 hours to fully rechargeyour NOOK. Do not turn off your NOOK while it is charging.NOTE: Once your NOOK has enough power to turn on, you can see how much power remains in the batteryby checking the battery charge indicator in the right corner of the Status Bar.4. Once your NOOK has fully charged, unplug the power adapter from the electrical outlet. Unplug the USB cablefrom your NOOK.Wall OutletPowerAdapterUSBCablemicroUSB Port