Dell OptiPlex 7440 User Manual

Contents
1 Working on your computer.................................................................................6
Before working inside your computer..................................................................................................6
Recommended tools.............................................................................................................................7
Turning off your computer................................................................................................................... 7
After working inside your computer.....................................................................................................8
Important Information.......................................................................................................................... 8
2 Removing and installing components..............................................................9
Removing the stand.............................................................................................................................. 9
Installing the stand.............................................................................................................................. 10
Removing the cable cover.................................................................................................................. 10
Installing the cable cover.....................................................................................................................11
Removing the back cover....................................................................................................................11
Installing the back cover..................................................................................................................... 12
Removing the speaker cover.............................................................................................................. 12
Installing the speaker cover................................................................................................................ 13
Removing the hard-drive assembly....................................................................................................14
Installing the hard-drive assembly......................................................................................................15
Removing the optical-drive assembly................................................................................................ 15
Installing the optical-drive assembly..................................................................................................16
Removing the system-board shield....................................................................................................16
Installing the system-board shield......................................................................................................17
Removing the heat sink ...................................................................................................................... 17
Installing the heat sink.........................................................................................................................18
Removing the WLAN card...................................................................................................................18
Installing the WLAN card.....................................................................................................................19
Removing the speaker module...........................................................................................................19
Installing the speakers.........................................................................................................................20
Removing the converter board.......................................................................................................... 20
Installing the converter board.............................................................................................................21
Removing the Power Supply Unit (PSU).............................................................................................22
Installing the Power Supply Unit (PSU)...............................................................................................23
Removing the VESA mount bracket................................................................................................... 24
Installing the VESA mount bracket..................................................................................................... 24
Removing the processor fan...............................................................................................................25
Installing the processor fan.................................................................................................................25
Removing the memory module......................................................................................................... 26
Installing the memory module........................................................................................................... 26
3

Dell OptiPlex 7440 Specifications

General

Screen shape	Flat
LED backlight	Yes
Display surface	Matt
Display diagonal	23.8 \
Native aspect ratio	16:9
Tcase	71 °C
Bus type	DMI3
Stepping	R0
Processor code	SR2BX
Processor cache	6 MB
Processor cores	4
Processor model	i5-6500
System bus rate	8 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-6500 Desktop series
Processor socket	LGA 1151 (Socket H4)
Processor codename	Skylake
Processor frequency	3.2 GHz
Processor cache type	Smart Cache
Processor lithography	14 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	3.0
Processor boost frequency	3.6 GHz
Processor operating modes	64-bit
PCI Express configurations	1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)	65 W
Maximum number of PCI Express lanes	16
Memory types supported by processor	DDR3L-SDRAM, DDR4-SDRAM
Memory voltage supported by processor	1.35 V
Memory channels supported by processor	Dual
Memory clock speeds supported by processor	2133, 1333, 1600, 1866 MHz
Memory bandwidth supported by processor (max)	34.1 GB/s
Maximum internal memory supported by processor	64 GB
Memory slots	2
Internal memory	8 GB
Memory slots type	SO-DIMM
Memory clock speed	2133 MHz
Memory form factor	DIMM/SO-DIMM
Internal memory type	DDR4-SDRAM
Maximum internal memory	16 GB
SSD capacity	The Solid State Drive's storage capacity in Gigabytes.
Storage media	SSD
Optical drive type	DVD Super Multi
Card reader integrated	-
Total storage capacity	256 GB
Number of storage drives installed	1
On-board graphics card ID	1912
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics 530
Maximum on-board graphics card memory	1.74 GB
On-board graphics card OpenGL version	4.4
On-board graphics card base frequency	350 MHz
On-board graphics card DirectX version	12.0
On-board graphics card dynamic frequency (max)	1050 MHz
Number of displays supported (on-board graphics)	3
Audio system	HD
RMS rated power	4 W
Wi-Fi standards	Wi-Fi 5 (802.11ac)
Bluetooth version	4.1
Ethernet LAN data rates	10, 100, 1000 Mbit/s
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.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Recovery operating system	Windows 10 Pro
Operating system installed	Windows 7 Professional
Disc types supported	CD, DVD
Optical drive interface	SATA
Product color	Black
Product type	All-in-One PC
Market positioning	Business
Total megapixels	2 MP
AC adapter frequency	47/63 Hz
AC adapter input voltage	90 - 264 V
Operating altitude	0 - 5000 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Operating relative humidity (H-H)	20 - 80 %
Certification	CECP, WEEE
Sustainability certificates	RoHS, ENERGY STAR
Scalability	1S
Processor ARK ID	88184
Processor package size	37.5 x 37.5 mm
Supported instruction sets	SSE4.2, AVX 2.0, SSE4.1
Thermal solution specification	PCG 2015C
Intel Secure Key Technology version	1.00

Weight and Dimensions

Width (with stand)	- mm
Weight (with stand)	- g
Depth (without stand)	63.48 mm
Width (without stand)	575.24 mm
Height (without stand)	392.9 mm
Weight (without stand)	7213 g