Dell Precision Tower 3420 User Manual

Contents
1 Working on your computer.................................................................................5
Safety instructions................................................................................................................................. 5
Before working inside your computer..................................................................................................6
Turning off your computer................................................................................................................... 6
After working inside your computer.....................................................................................................7
2 Removing and installing components..............................................................8
Recommended tools.............................................................................................................................8
Removing the cover..............................................................................................................................8
Installing the cover................................................................................................................................9
Removing the front bezel..................................................................................................................... 9
Installing the front bezel....................................................................................................................... 9
Removing the hard drive assembly.......................................................................................................9
Installing the hard drive assembly.......................................................................................................10
Removing the optical drive..................................................................................................................11
Installing the optical drive................................................................................................................... 12
Removing the intrusion switch........................................................................................................... 13
Installing the intrusion switch............................................................................................................. 13
Removing the memory module..........................................................................................................13
Installing the memory module............................................................................................................14
Installing the optional PCIe SSD card.................................................................................................14
Removing the optional PCIe SSD card............................................................................................... 16
Removing the expansion card............................................................................................................ 16
Installing the expansion card...............................................................................................................17
Removing the power supply unit (PSU).............................................................................................. 17
Installing the power supply unit (PSU)................................................................................................18
Removing the power button...............................................................................................................19
Installing the power button.................................................................................................................19
Removing the Input/Output (I/O) panel............................................................................................ 20
Installing the Input/Output (I/O) panel.............................................................................................. 20
Removing the system fan................................................................................................................... 20
Installing the system fan......................................................................................................................21
Removing the heat sink fan cover...................................................................................................... 21
Installing the heat sink fan cover........................................................................................................22
Removing the heat sink assembly...................................................................................................... 22
Installing the heat sink assembly........................................................................................................ 23
Removing the processor.....................................................................................................................23
Installing the processor.......................................................................................................................24
3

Dell Precision Tower 3420 Specifications

General

Tcase	71 °C
Bus type	DMI3
Stepping	R0
Tjunction	- °C
FSB Parity	No
Processor cache	6 MB
Processor cores	4
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
Number of QPI links	-
Processor frequency	3.2 GHz
Processor cache type	Smart Cache
Configurable TDP-down	- W
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
Number of processors installed	1
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 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
On-board graphics card ID	1912
Discrete graphics card model	NVIDIA® Quadro® K620
On-board graphics card model	Intel® HD Graphics 530
Discrete graphics card memory	2 GB
Discrete graphics memory type	GDDR3
Graphics card Open GL support	Yes
On-board graphics card family	Intel® HD Graphics
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
Scalability	1S
Processor code	SR2BX
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 Stable Image Platform Program (SIPP) version	1.00
Memory slots	4x DIMM
Internal memory	8 GB
Memory channels	Dual-channel
Memory clock speed	2133 MHz
Internal memory type	DDR4-SDRAM
Memory layout (slots x size)	1 x 8 GB
Operating altitude	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	20 - 80 %
HDD size	3.5 \
HDD speed	7200 RPM
HDD interface	SATA III
Storage media	HDD
Optical drive type	DVD±RW
Total storage capacity	1000 GB
Number of storage drives supported	2
Chassis type	SFF
Product color	Black
Placement supported	Horizontal/Vertical
Headphone outputs	0
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
Cabling technology	10/100/1000Base-T(X)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Operating system language	Multilingual
Recovery operating system	Windows 10 Pro
Operating system installed	Windows 7 Professional
Sustainability certificates	ENERGY STAR
Audio system	HD
Product type	Workstation
Motherboard chipset	Intel® C236
Power supply	180 W
Power supply input voltage	100 - 240 V
Power supply input frequency	50 - 60 Hz
Cables included	AC

Weight and Dimensions

Depth	292 mm
Width	92.6 mm
Height	290 mm
Weight	5300 g