Soft Reset - BlackBerry Storm 9530
A soft reset is similar to restarting a desktop computer and is usually the first step in troubleshooting the BlackBerry device. In most cases, a soft reset will not affect the data on the device unless the battery is very low. It is recommended to perform a sync operation before a soft reset to ensure that all data is backed up.
Remove the battery cover (located on the back of the device).
Remove the battery.
Re-insert the battery.
Replace battery cover.