display problems 63documentationordering 71Web site for updates 1documentation CD 2driveinstallingCD or DVD 17rear hard disk drive cage 16replacing 19dual inline memory module (DIMM)coordination with microprocessors 11, 22illustration 6installation sequence 11installing 11DVD driveactivity LED 33DVD-eject button 33installing 19problems 57replacing 19types supported 17DVD-eject button 33Eelectrical input specifications 5electronic emission Class A notice 77enabling Serial over LAN (SOL) functions 41environmentair temperature 5humidity 5error LEDs 69error messages, POST 46error symptomsCD drive, DVD drive 57general 58hard disk drive 59intermittent 59keyboard, USB 60memory 61microprocessor 62monitor 63mouse, USB 60optional devices 65pointing device, USB 60power 66serial port 67ServerGuide 67software 68USB port 68Ethernetcable, disconnecting 30connector 35LAN activity LEDs 36link LED 35expansion slotHyper Transport (HTX) 24PCI Express x16 24PCI Express x8 24specifications 4external devices, connecting 30Ffansairflow requirements 8illustration 6FCC Class A notice 77features 4firmwareupdates 1, 41Web site for updates 7front cable connectors 29front hard disk drive cage 14front view 33Ggetting help and technical assistance 71Gigabit Ethernet connectors 35Hhard disk driveactivity LED 34front cage 14illustration 6non-hot-swap, installing 16problems 59rear cageinstalling 17removing 15status LED 14types supported 14hardware service and support 72heat output specifications 5heat sinkillustration 6installing 23help and technical assistance 71Hyper Transport (HTX) bus 24Hyper Transport (HTX) expansion slot 24IIBM Director 43IBM ServerProven list of compatible options 8important notices 3input/output connectors 29, 33, 35installation sequenceDIMMs 11microprocessor 21installingadapter 25, 26air baffles 27CD or DVD drive 19cover 27, 28heat sink 23memory 13microprocessor 20, 2280 System x3455 Types 7984 and 7986: Installation Guide