iiiTable of Contents1 Basic Storage Array Information............................................................................................................ 1Notes, Cautions, and Warnings...................................................................................................................................1Recommended Tools...................................................................................................................................................1Protecting Hardware ...............................................................................................................................................1Chassis Types..............................................................................................................................................................2Array Features.............................................................................................................................................................2The Bezel ................................................................................................................................................................2Installing the Bezel..................................................................................................................................................2Front-Panel Features and Indicators .......................................................................................................................3Back-Panel Features and Indicators ........................................................................................................................4Shutting Down and Restarting an Array .....................................................................................................................52 Maintaining Drives ................................................................................................................................... 7About Drive Types......................................................................................................................................................7Identifying Failed Drives ............................................................................................................................................7Interpreting Drive LEDs .............................................................................................................................................7Array Behavior When a Drive Fails ...........................................................................................................................8Drive Handling Requirements ....................................................................................................................................9Drive Installation Guidelines and Restrictions ...........................................................................................................9Removing a 2.5-inch Drive ...................................................................................................................................10Installing a 2.5-inch Drive ....................................................................................................................................11Removing a 3.5-inch Drive ...................................................................................................................................12Installing a 3.5-inch Drive ....................................................................................................................................13Installing a Drive Blank ........................................................................................................................................14Removing a Drive Blank.......................................................................................................................................153 Maintaining Control Modules ............................................................................................................... 17Control Module Features ..........................................................................................................................................17