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Contents v
ICMB Card ......................................................................................................................... 73
Installing an ICMB Card............................................................................................. 74
Removing an ICMB Card........................................................................................... 75
4 Solving Problems
Boot Issues ........................................................................................................................ 77
Issue 1: My server will not power on......................................................................... 77
Issue 2: Upon boot, my server starts beeping........................................................... 78
Issue 3: My HDD lights went on, I heard the drives spin up, and my
floppy drive light turned on – but I’m not seeing video................................. 78
Issue 4: I’m installing adapters in my powered-down system, and my
system boots up when I install a PCI adapter!............................................. 79
Issue 5: My system boots up automatically when I power on my power-strip ........... 80
Issue 6: The boot up process takes too long............................................................. 80
Issue 7: I put one processor in my system but it doesn’t boot................................... 81
Other Issues....................................................................................................................... 82
Issue 8: Some of my hard drives show up during POST and some don’t.................. 82
Issue 9: My hard drives don’t show up under Windows NT....................................... 83
Checking Field Replaceable Units (FRU) with the Diagnostic Wizard................................. 84
Starting the Service Partition & Test Menu ................................................................ 84
Running Tests ........................................................................................................... 85
5 Technical Reference
Connectors......................................................................................................................... 90
Power Distribution Board Interface Connectors (J9B1, J9D1, J9B2).......................... 92
Front Panel Interface (J9E3)...................................................................................... 94
Hot-Plug PCI Indicator Board Interface (J3D1) .......................................................... 96
Memory Module Interface (J6F1)............................................................................... 97
Processor Module Connector (J7A1, J7B1, J7C1, J7D1)........................................... 99
Processor Termination, Regulation, and Power....................................................... 102
Termination Card..................................................................................................... 103
Server Monitor Module Connector (J7H1)................................................................ 103
SM Bus Connector (J9E4) ....................................................................................... 104
ICMB Connector (J1D2) .......................................................................................... 105
Auxiliary I
2
C Connector (J9E4) ................................................................................ 105
Baseboard Fan Connectors (J3C1, J3A1, J4A1, J4C1) ........................................... 105
Internal USB Header (J1B3) .................................................................................... 106
Internal Disk Drive LED Connection......................................................................... 106
Baseboard Jumpers ......................................................................................................... 107
Changing Jumper Settings....................................................................................... 108
CMOS Clear Jumper ............................................................................................... 109
Password Clear Jumper........................................................................................... 110
Recovery Boot Jumper ............................................................................................ 110
Interrupts.......................................................................................................................... 111
Video Modes .................................................................................................................... 112