Owners Manual

Back panel features
The back panel provides access to the features available on the back of the server, such as the system identification button,
power supply sockets, cable management arm connectors, NIC ports, and USB and VGA ports. A majority of the expansion card
ports can be accessed from the back panel. The hot swappable power supply units are accessible from the back panel.
System without dual riser module
Figure 3. Back panel features of a system without dual riser module
1. serial port 2. retention screw
3. BMC port (optional) 4. PCIe expansion card retainer
5. redundant power supply unit (2) 6. half height PCIe expansion card slots (3)
7. Ethernet ports (2) 8. system identification button
9. system identification port 10. USB 3.0 port
11. USB 2.0 port 12. video port
Table 2. Back panel features of a system without dual riser module
Item Indicator, button, or
connector
Icon Description
1 Serial port
Enables you to connect a serial device to the system. For
more information, see the Technical specifications section.
2 Retention screw Use the retention screw to secure the system cover to the
chassis.
3 BMC port (optional) Use the dedicated management port for the BMC ports card.
4 PCIe expansion card retainer Use the PCIe expansion card retainer to lock the PCIe card in
place.
5 Redundant power supply unit (2) 495 W EPP, 750 W EPP, or 1100 W EPP
PSU1 is the primary PSU of the system. For more information,
see the Technical specifications section.
6 Half height PCIe expansion card
slots (3)
Use the card slots to connect up to three half-height PCIe
expansion cards.
7 Ethernet connectors (2) Use the Ethernet port to connect Local Area Networks
(LANs) to the system. For more information about the
supported Ethernet ports, see the Technical specifications
section.
8 System identification button Press the system ID button:
1. To locate a particular system within a rack
2. To turn the system ID on or off.
Dell DSS 2500 system overview 9