Table 12. Power module assembly (continued)
Item Component Description
2 Power distribution board 1 (PDB1) This is the power distribution board
which provides power to the chassis
components. The PSU 1 slot is located
on the PDB 1.
3 Power Interposer Board (PIB) The power interposer board (PIB)
provides power to the 1U and 2U sleds
4 Power Interposer Board (PIB) The power interposer board (PIB)
provides power to the 1U and 2U sleds
5 Power module tray The power module tray houses the
complete power module assembly.
6 Witness fan The witness fan is installed in the power
module assembly of the chassis. The
chassis manager (CM) is responsible for
the witness fan operations.
Supported operating systems
The PowerEdge XR4000r system supports the following operating systems:
● Azure Stack HCI
● Canonical Ubuntu Server LTS
● Microsoft Windows Server with Hyper-V
● Red Hat Enterprise Linux
● SUSE Linux Enterprise Server
● VMware ESXi
For more information, go to www.dell.com/ossupport.
PowerEdge XR sleds ports and connectors
PowerEdge XR4510c
Table 13. PowerEdge XR4510c externally accessible ports and connectors
Connector Description
USB ports and
connectors
● Two USB 3.0-compliant port on the front of the sled.
● One USB 3.0-compliant internal port.
● One Micro-AB USB 2.0-compliant port for iDRAC Direct on the front of the sled.
● One RJ45 with port for iDRAC remote management (dedicated port only)
● One Mini-DisplayPort on the front of the sled.
● Four Network Interface Controller (NIC) ports embedded on the LAN on Motherboard (LOM).
● One Micro-USB connector for RS232 serial port, which is a 2-pin connector on the front of the sled.
PowerEdge XR4520c
Table 14. PowerEdge XR4520c externally accessible ports and connectors
Connector Description
USB ports and
connectors
● Two USB 3.0-compliant port on the front of the sled.
● One USB 3.0-compliant internal port.
16 Technical specifications
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