Using the Power Control Widget, you can turn the Wireless, Bluetooth, Location and Sync connections on or off, you can also lower and raise the brightness of the screen. Turning off the Wireless and Bluetooth connections and lowering the screen brightness can extend the battery life (Figures 1-4).
The Patrol Read feature is designed as a preventative measure to ensure physical disk health and data integrity. Patrol Read scans for and resolves potential problems on configured physical disks. The OpenManage storage management application can be used to start Patrol Read and change its behavior.