System-board internal connectors
The following illustration shows the internal connectors on the system board.
SAS/SATA controller
card connector
Wake on LAN connector
SATA 2 connector
SATA 0 connector
Power connector
Front USB connector
Operator information
panel connector
Hot-swap SAS/SATA
backplane power
connector
Power connector
Fan 5 connector
Fan 4 connector
Microprocessor connector
Fan 3 connector
Fan 2 connector
Fan 1 connector
IDE connector
SAS signal connector
(some models)
DIMM 1 Slot
DIMM 2 Slot
DIMM 3 Slot
DIMM 4 Slot
SAS/SATA
controller
card

Important: Use only a supported IBM SAS/SATA controller in the SAS/SATA

controller card connector. For a list of supported optional devices for the server, see
http://www.ibm.com/servers/eserver/serverproven/compat/us/.
Chapter 2. Installing optional devices 15