Dell PowerEdge R740xd Service Manual

Removing the air shroud
Prerequisites
CAUTION: Never operate your system with the air shroud removed. The system may get overheated quickly, resulting in
shutdown of the system and loss of data.
1 Follow the safety guidelines listed in Safety instructions.
2 Follow the procedure listed in Before working inside your system.
3 If installed, remove the full length PCIe cards.
4 If applicable, remove the GPU cards.
5 If NVDIMM-N battery is installed, disconnect the cables from the NVDIMM-N battery.
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
disconnecting the NVDIMM-N battery cables.
Step
Hold the air shroud at both ends and lift it away from the system.
Figure 25. Removing air shroud
Next step
If applicable, install the air shroud.
Related link
Removing the expansion card from expansion card riser
Installing the air shroud
Installing the air shroud
Prerequisites
1 Follow the safety guidelines listed in Safety instructions.
2 If applicable, route the cables inside the system along the system wall and secure the cables by using the cable latch.
Installing and removing system components
75

Dell PowerEdge R740xd Specifications

General

Processor cache	22 MB
Processor model	4216
Execute Disable Bit	Yes
Processor frequency	2.1 GHz
Processor manufacturer	Intel
Processor boost frequency	3.2 GHz
On-board graphics card	-
Memory slots	24
Memory ranking	2
Internal memory	16 GB
Buffered memory type	Registered (buffered)
Internal memory type	DDR4-SDRAM
Maximum internal memory	192 GB
HDD size	2.5 \
HDD speed	10000 RPM
HDD interface	Serial Attached SCSI (SAS)
Optical drive type	No
Total storage capacity	1800 GB
Maximum storage capacity	- TB
Number of HDDs installed	1
Supported RAID controllers	PERC H740P 8GB
LAN controller	Broadcom 5720, Broadcom 57412
Cabling technology	10/100/1000Base-T(X)
Ethernet interface type	10 Gigabit Ethernet, Gigabit Ethernet
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	4
Chassis type	Rack (2U)
Product color	Black
Compatible operating systems	- Canonical Ubuntu LTS - Citrix XenServer - Microsoft Windows Server with Hyper-V - Red Hat Enterprise Linux - SUSE Linux Enterprise Server - VMware ESXi
Power supply	750 W
Certification	CE, CCC, BIS
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 12000 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 80 %

Weight and Dimensions

Width	- mm
Height	86.8 mm