Cooling Fans; Removing The Cooling Fan Blank - Dell EMC NX430 System Owner's Manual

Next step
Follow the procedure listed in the After working inside your system section.

Cooling fans

Depending on your system configuration, your system can support up to four cooling fans.
NOTE: Hot swappable removal or installation of the fans is not supported.
NOTE: Each fan is listed in the management software of the system, referenced by the respective fan number. If there is a
problem with a particular fan, you can easily identify and replace the proper fan by noting down the fan numbers provided on the
cooling fans.
The following table shows the number of fans required for different system configurations:
Table 13. Number of fans based on system configuration
System configuration
Systems with four 3.5-inch hard drives with adapter
Systems with four 3.5-inch hard drives with adapter with PCIe riser card
NOTE: Ensure that you install a cooling fan blank in an empty cooling fan bracket.

Removing the cooling fan blank

Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple
repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
NOTE: The procedure for removing each cooling fan blank is identical.
1 Follow the safety guidelines listed in Safety instructions section.
2 Follow the procedure listed in the Before working inside your system section.
Steps
1 Press the release tabs and push the cooling fan blank to disengage it from the cooling fan bracket.
2 Lift the cooling fan blank out of the cooling fan bracket.
64 Installing and removing system components
Number of fans
3
4