Dell EMC PowerEdge R740 Service Manual

Removing a cooling fan
The procedure for removing standard and high performance fans is identical.
Prerequisites
WARNING: Opening or removing the system cover when the system is on may expose you to a risk of electric shock. Exercise
utmost care while removing or installing cooling fans.
CAUTION: The cooling fans are hot swappable. To maintain proper cooling while the system is on, replace only one fan at a time.
1 Follow the safety guidelines listed in Safety instructions.
2 Follow the procedure listed in Before working inside your system.
Step
Press the release tab and lift the cooling fan out of the cooling fan assembly.
Figure 36. Removing cooling fan
Next step
If applicable, install the cooling fan.
Installing a cooling fan
The procedure for installing standard and high performance fans is identical.
Prerequisites
WARNING
: Opening or removing the system cover when the system is on may expose you to a risk of electric shock. Exercise
utmost care while removing or installing cooling fans.
CAUTION: The cooling fans are hot swappable. To maintain proper cooling while the system is on, replace only one fan at a time.
Follow the safety guidelines listed in Safety instructions.
Steps
1 Holding the release tab, align the connector at the base of the cooling fan with the connector on the system board.
Installing and removing system components
83

Dell EMC PowerEdge R740 Specifications

General

Form Factor	2U Rack
Processor	Intel Xeon Scalable (up to 2 CPUs)
Memory	Up to 3TB DDR4 (24 DIMM slots)
Storage	Up to 16 x 2.5" SAS/SATA/NVMe SSD/HDD max 122.88TB
RAID	PERC H730P, H740P, HBA330
Network	4 x 1GbE LOM
Power Supply	495W, 750W, 1100W, 1600W, 2000W
Expansion Slots	Up to 8 PCIe Gen3 slots
Management	iDRAC9 with Lifecycle Controller
Operating System Support	Microsoft Windows Server with Hyper-V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi