Figure 5. R740Xd internal chassis view with NVDIMM-N battery on the air shroud
1
hard drive backplane
2
SAS expander card
3
cooling fan (6) in the cooling fan assembly
4
air shroud
5
expansion card riser 3
6
network daughter card
7
expansion card riser 2
8
system board
9
expansion card riser 1
10
integrated storage controller card
11
NVDIMM-N battery
For additional system views, see the Dell EMC PowerEdge R740 and R740xd installation and service manual on
Chassis Features
Table 4. Chassis Features
Feature
Description
Power button
ACPI- compliant power button with an integrated green power LED
System identification
Buttons (Blue when active) on the front and back of the system to help identify the unit in a data center
environment
18
Chassis views and features