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OCPRF100 MP Server System Technical Product Specification
Revision 1.0
34
Figure 3-10: PCI Card Retention Mechanism
Revised non-hot plug, hot plug, and top covers are required to accommodate the additional hard-
ware used in this enhanced solution.
3.4 Server Management
The server system management architecture features several management controllers, which
autonomously monitor server status and provide the interface to server management control
functions. The controllers communicate via an I
2
C-based serial bus referred to as the Intelligent
Platform Management Bus (IPMB).
The functions of each controller are summarized in the following sections. The firmware of all the
controllers is field upgradeable, using the Server Management Firmware Update Utility. Refer to
the OCPRF100 MP Server Management External Architecture Specification for more details.
3.4.1 Front Panel Controller
The FPC on the OCPRF100 MP server system chassis front panel board manages the front
panel operations. Since this controller is responsible for system power control, it is powered from