Internal USB Memory Key (Optional)..................................................................................................................... 58Replacing The Internal USB Key...................................................................................................................... 58Expansion Cards And Expansion-Card Risers........................................................................................................ 59Expansion Cards Installation Guidelines..........................................................................................................59Removing An Expansion Card From An Expansion-Card Riser 1 Or 2..............................................................60Installing An Expansion Card Into The Expansion-Card Riser 1 Or 2............................................................... 63Removing An Expansion Card From The Expansion-Card Riser 3 ...................................................................63Installing An Expansion Card Into The Expansion-Card Riser 3.......................................................................65Removing Expansion-Card Risers.................................................................................................................... 66Installing Expansion-Card Risers..................................................................................................................... 69SD vFlash Card........................................................................................................................................................69Replacing An SD vFlash Card...........................................................................................................................70Internal Dual SD Module........................................................................................................................................ 70Removing The Internal Dual SD Module.......................................................................................................... 70Installing the Internal Dual SD Module............................................................................................................ 71Internal SD Card..................................................................................................................................................... 72Removing An Internal SD Card.........................................................................................................................72Installing An Internal SD Card..........................................................................................................................72Integrated Storage Controller Card........................................................................................................................ 72Removing The Integrated Storage Controller Card..........................................................................................73Installing The Integrated Storage Controller Card...........................................................................................75Network Daughter Card..........................................................................................................................................75Removing The Network Daughter Card........................................................................................................... 76Installing The Network Daughter Card.............................................................................................................77Processors..............................................................................................................................................................77Removing The Processor................................................................................................................................. 78Installing The Processor.................................................................................................................................. 81Power Supplies.......................................................................................................................................................82Hot Spare Feature............................................................................................................................................ 82Removing An AC Power Supply....................................................................................................................... 83Installing An AC Power Supply........................................................................................................................ 84Wiring Instructions For A DC Power Supply.................................................................................................... 84Removing A DC Power Supply......................................................................................................................... 87Installing A DC Power Supply.......................................................................................................................... 87Removing The Power Supply Blank................................................................................................................. 88Installing The Power Supply Blank.................................................................................................................. 88System Battery....................................................................................................................................................... 89Replacing The System Battery.........................................................................................................................89Hard-Drive Backplane............................................................................................................................................ 90Removing The Hard-Drive Backplane..............................................................................................................90Installing The Hard-Drive Backplane............................................................................................................... 97Control Panel Assembly..........................................................................................................................................98