IBM Director 55important notices 3information LED 31installationcompleting 21integratedbaseboard management controller utilityprograms 48integrated functions 5intermittent problems 62Kkeyboard connector 33keyboard problems 62LLEDslight path diagnostic panel 75light path, viewing without power 74microprocessor tray assembly 75operator information panel 74PCI-X board 76LEDs, light pathCPU BRD 80I/O BRD 80PCI BRD 80light path diagnostics 74light path diagnostics LEDs 77link LED 33, 34Mmemory 5memory problems 65microprocessor 5problems 66mouse connector 33mouse problems 64Nnoise emissions 5notes 3notes, important 84noticeselectronic emission 87FCC, Class A 87notices and statements 3Oonline documentation 1operator information panel 31optional device problems 69OSA SMBridge management utility programenabling and configuring 38installing 47PPCI BRD LED 80pointing device problems 64POST error messages 58power LED 32power problems 70power requirement 5power supply 5power-control button 31power-control-button shield 31power-cord connector 34Preboot Execution Environment boot agent utilityprogram 50problemsCD-ROM, DVD-ROM drive 60hard disk drive 61intermittent 62keyboard 63memory 65microprocessor 66mouse 62, 63optional devices 69pointing device 63power 70serial port 71software 73solving 57USB port 73PXE boot agent utility program 50Rrack installation 2RAID configuration programs 50RAID controller 19remind button 76Remote Supervisor Adapter II SlimLine error LED 33SSASactivity LED 32serial connector 33serial over LANcommandsconnect 49identify 49power 49reboot 50sel get 50sol 50sysinfo 50serial port problems 71SerialSelect Utility program 50ServeRAID configuration programs 50ServerGuide 37error symptoms 72ServerGuide CD 1size 5slots 590 IBM System x3950 Type 8878 and System x3950 E Type 8879: Installation Guide