8Maintaining Physical DevicesIn this chapter...Viewing Component Properties ............................................................................................ 83Blinking a Component........................................................................................................... 83Working with Failed or Failing Disk Drives.......................................................................... 84Initializing and Erasing Disk Drives...................................................................................... 84Working with Controllers ...................................................................................................... 85Testing and Silencing System and Enclosure Alarms ........................................................... 88Updating the Controller BIOS and Firmware ...................................................................... 91This chapter describes how to manage the controllers, disk drives, and enclosures in yourstorage space.