The battery is the main power source for the device. Removing or replacing the battery is important in solving a wide variety of problems with the BlackBerry 7280. This guide will show the user how to remove the battery cover and the battery.
With your thumb press down on the locking- button on the back of the BlackBerry 7280.
Slide the battery cover off the device.
Remove the lithium-ion battery from the back of the device using your index finger.