Component identification 58
System board components
Item Description Item Description
1 System maintenance switch 12 Fan 2 connector
2 NMI switch 13 Fan 1 connector
3 Battery 14 Main power connector
4 Hard drive connector 1 15 Processor socket
5 Hard drive connector 2 16 Auxiliary power connector
6
Front panel LED board
connector
17 DIMM slot 4 (bank B)
7 Front USB connectors (2) 18 DIMM slot 3 (bank B)
8 Fan 4 connector 19 DIMM slot 2 (bank A)
9 Optical drive connector 20 DIMM slot 1 (bank A)
10 Diskette drive connector 21 PCI Express x8 connector
11 Fan 3 connector 22
PCI Express x8 connector or
optional PCI-X 133-MHz
connector
System maintenance switch
Position Default Function
S1 Off Off = iLO 2 security is enabled
On = iLO 2 security is disabled
S2 Off Off = Normal operation
On = RBSU will not commit any
configuration changes *
S3 Off Reserved
S4 Off Off = Normal operation
On = Override RBSU setting and
enable diskette boot *