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Table 8. Features available on the back view (continued)
Item
Ports, panels, or slots
Icon
Description
7
Serial port
Enables you to connect a serial device to the system. For
more information, see the Dell EMC PowerEdge T440 Technical
Specifications on the product documentation page.
8
System identification
button
The System Identification (ID) button is available on the front and
back of the systems. Press the button to identify a system in a
rack by turning on the system ID button. You can also use the
system ID button to reset iDRAC and to access BIOS using the
step through mode.
9
External cooling fan
(optional)
N/A
Enables you to connect an optional redundant cooling fan.
10
PCIe expansion card
slot(6)
N/A
The expansion slots enable you to connect PCI Express expansion
cards. For more information, see the Dell EMC PowerEdge T440
Technical Specifications on the product documentation page.
NIC indicator codes
Each NIC on the back of the system has indicators that provide information about the activity and link status. The activity LED
indicator indicates if data is flowing through the NIC, and the link LED indicator indicates the speed of the connected network.
Figure 10. NIC indicator codes
1. Link LED indicator
2. Activity LED indicator
Table 9. NIC indicator codes
Status
Condition
Link and activity indicators are off.
The NIC is not connected to the network.
Link indicator is green, and activity indicator is blinking
green.
The NIC is connected to a valid network at its maximum port speed,
and data is being sent or received.
Link indicator is amber, and activity indicator is blinking
green.
The NIC is connected to a valid network at less than its maximum
port speed, and data is being sent or received.
Link indicator is green, and activity indicator is off.
The NIC is connected to a valid network at its maximum port speed,
and data is not being sent or received.
Link indicator is amber, and activity indicator is off.
The NIC is connected to a valid network at less than its maximum
port speed, and data is not being sent or received.
Link indicator is blinking green, and activity is off.
NIC identify is enabled through the NIC configuration utility.
Power supply unit indicator codes
AC power supply units (PSUs) have an illuminated translucent handle that serves as an indicator. The indicator shows whether
power is present or if a power fault has occurred.
Dell EMC PowerEdge T440 system overview
19