Caster wheels – optional....................................................................................................................................................56Installing caster wheels................................................................................................................................................. 56Removing caster wheels...............................................................................................................................................57System cover....................................................................................................................................................................... 58Removing the system cover........................................................................................................................................ 58Installing the system cover...........................................................................................................................................59Inside the system................................................................................................................................................................. 61Optical drives and tape drives (optional).......................................................................................................................... 61Removing the optional optical drive or tape drive.....................................................................................................62Installing the optical drive or tape drive...................................................................................................................... 63Cooling shroud..................................................................................................................................................................... 65Removing the cooling shroud...................................................................................................................................... 65Installing the cooling shroud.........................................................................................................................................66Intrusion switch....................................................................................................................................................................67Removing the intrusion switch.....................................................................................................................................67Installing the intrusion switch.......................................................................................................................................68Hard drives........................................................................................................................................................................... 69Supported hard drive configurations.......................................................................................................................... 69Removing a 3.5-inch hot swappable hard drive carrier blank..................................................................................69Installing a 3.5-inch hot swappable hard drive carrier blank.................................................................................... 70Removing a hot swappable hard drive carrier............................................................................................................ 71Removing a hot swappable hard drive from a hard drive carrier.............................................................................72Installing a hot swappable hard drive into a hot swappable hard drive carrier...................................................... 73Installing a hot swappable hard drive carrier.............................................................................................................. 74Installing a 2.5-inch hot swappable hard drive into a 3.5-inch hard drive adapter................................................75Installing a 3.5-inch hard drive adapter into the 3.5-inch hot swappable hard drive carrier................................76Removing a 3.5-inch hard drive adapter from a 3.5-inch hot swappable hard drive carrier............................... 77Removing a 2.5-inch hot swappable hard drive from a 3.5-inch hard drive adapter........................................... 78Hard drive backplane...........................................................................................................................................................78Removing the hard drive backplane ...........................................................................................................................79Installing the hard drive backplane............................................................................................................................... 81Four-slot hard drive blank...................................................................................................................................................83Removing a four-slot hard drive blank........................................................................................................................83Installing a four-slot hard drive blank.......................................................................................................................... 84System memory...................................................................................................................................................................85General memory module installation guidelines......................................................................................................... 86Sample memory configurations................................................................................................................................... 86Removing memory modules......................................................................................................................................... 87Installing memory modules........................................................................................................................................... 88Cooling fans..........................................................................................................................................................................89Removing the internal cooling fan...............................................................................................................................90Installing the internal cooling fan................................................................................................................................. 90Internal USB memory key (optional)..................................................................................................................................91Replacing the optional internal USB memory key...................................................................................................... 91Expansion cards...................................................................................................................................................................92Expansion card installation guidelines......................................................................................................................... 92Removing an expansion card....................................................................................................................................... 93Installing an expansion card..........................................................................................................................................95SD vFlash card (optional)................................................................................................................................................... 97Removing the optional SD vFlash card....................................................................................................................... 97Contents 5