Dell EMC PowerEdge R740 Service Manual

Figure 39. Installing an intrusion switch
Next steps
1 Install the cooling fan assembly.
2 Follow the procedure listed in After working inside your system.
NVDIMM-N battery
NVDIMM-N battery details
NVDIMM-N battery can be installed on both regular and GPU air shrouds.
Removing the NVDIMM-N battery from the air shroud
Prerequisites
1 Follow the safety guidelines listed in Safety instructions.
2 Follow the procedure listed in Before working inside your system.
CAUTION
: NVDIMM-N battery is not hot swappable. To prevent data loss and potential damage to your system, ensure that your
system, LEDs on system, LEDs on NVDIMM-N and LEDs on NVDIMM-N battery are turned o before removing the NVDIMM-N
battery.
CAUTION: To avoid damage to the battery connector, you must rmly support the connector while installing or removing a
battery.
Steps
1 Disconnect the cables from the NVDIMM-N battery.
2 Using Phillips #2 screwdriver, remove the screw securing the NVDIMM-N battery.
3 Holding the edges, lift the NVDIMM-N battery at an angle to disengage it from the slot on the air shroud.
4 Lift the NVDIMM-N battery away from the system.
86
Installing and removing system components

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