Back view of the system
The back view displays the features available on the back of the system.
Figure 9. Back view of 2 x 2.5 inch hard drives with 1 PCIe expansion slot
Figure 10. Back view of system with 3 PCIe expansion slots
Figure 11. Back view of system with 2 PCIe expansion slots
Table 8. 2 X 2.5 inch hard drive system with 1 PCIe expansion slot
Item
Ports, panels, or slots
Icon
Description
1
PCIe expansion card slot(s)
N/A
The expansion slot(s) enable you to connect PCI Express expansion
cards. For more information on the expansion cards that are supported
on your system, see the Expansion card guidelines.
2
Hard drive slots
N/A
Enable you to install hard drives that are supported on your system. For
more information about hard drives, see the Technical specifications
section.
3
Power supply unit (2)
N/A
For more information about the PSU configurations, see the Technical
Specifications section
4
NIC port (4)
The NIC ports that are integrated on the network daughter card (NDC)
provide network connectivity. For more information about the supported
configurations, see the Technical specifications section.
5
USB 3.0 port
The USB ports are 9-pin and 3.0-compliant. These ports enable you to
connect USB devices to the system.
16
Dell EMC PowerEdge R640 Installation and Service Manual
PowerEdge R640 system overview
