Figure 5-4 rx3600 with PCI/PCI-X/PCIe I/O System Block Diagram

There are two types of CRUs in the rx3600 server: externally accessible CRUs (eCRUs) and internally accessible CRUs (iCRUs):

The following are the eCRUs in the rx3600 server:

•Bulk power supply 1 and 21

•Console device

•Power cords

•Modems/UPS

•DVD and 2.5 HDDs (SAS or SATA)1

The following are the iCRUs in the rx3600 server:

•I/O board assembly

•Core I/O board1

•Core LAN HBA

•SAS Disk HBA

•CPU board and CPUs1

•Disk BP board 1 and 2

•Memory extender and DIMMs1

1. CRUs identified by the Diagnostic Panel LED when they are faulty or have failed.

Supported Configurations 157