Dell Precision 3520 User Manual

CAUTION: If your computer has an RJ45 port, disconnect the network cable by first unplugging the cable
from your computer.
5. Disconnect your computer and all attached devices from their electrical outlets.
6. Open the display.
7. Press and hold the power button for few seconds, to ground the system board.
CAUTION: To guard against electrical shock unplug your computer from the electrical outlet before
performing Step # 8.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by
periodically touching an unpainted metal surface at the same time as touching a connector on the back
of the computer.
8. Remove any installed ExpressCards or Smart Cards from the appropriate slots.
Turning off your — Windows
CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your
computer .
1. Click or tap .
2. Click or tap and then click or tap Shut down.
NOTE:
Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not
automatically turn off when you shut down your operating system, press and hold the power button for about 6 seconds
to turn them off.
After working inside your computer
After you complete any replacement procedure, ensure that you connect any external devices, cards, and cables before turning
on your computer.
CAUTION:
To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do
not use batteries designed for other Dell computers.
1. Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard.
2. Connect any telephone or network cables to your computer.
CAUTION:
To connect a network cable, first plug the cable into the network device and then plug it into the
computer.
3. Connect your computer and all attached devices to their electrical outlets.
4. Turn on your computer.
Working on your computer
9

Dell Precision 3520 Specifications

General

Form factor	Clamshell
Product type	Mobile workstation
Product color	Black
Pixel pitch	0.179 x 0.179 mm
LED backlight	Yes
Display surface	Matt
Display diagonal	15.6 \
Display brightness	300 cd/m²
Native aspect ratio	16:9
Maximum internal memory (64-bit)	32 GB
Memory slots	2x SO-DIMM
Internal memory	8 GB
Memory clock speed	2400 MHz
Memory form factor	SO-DIMM
Internal memory type	DDR4-SDRAM
Memory layout (slots x size)	1 x 8 GB
SSD capacity	The Solid State Drive's storage capacity in Gigabytes.
SSD interface	PCI Express
Storage media	SSD
SSD form factor	M.2
Total storage capacity	512 GB
Compatible memory cards	SD
Number of SSDs installed	1
CUDA cores	512
On-board graphics card ID	0x591B
Discrete graphics card model	NVIDIA® Quadro® M620
On-board graphics card model	Intel® HD Graphics 630
Discrete graphics card memory	2 GB
Discrete graphics memory type	GDDR5
Maximum on-board graphics card memory	64 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)	1100 MHz
Audio chip	Realtek ALC3246
Audio system	MaxxAudio
Speaker power	2 W
Speakers manufacturer	Waves
Number of built-in speakers	2
Front camera resolution	1280 x 720 pixels
Front camera resolution (numeric)	0.92 MP
Wi-Fi standards	Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.2
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
USB 2.0 ports quantity	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3
Pointing device	Touchpad
Operating system language	Multilingual
Operating system architecture	64-bit
Battery capacity	92 Wh
Number of battery cells	6
AC adapter power	130 W
AC adapter frequency	50 - 60 Hz
AC adapter input voltage	100 - 240 V
AC adapter output current	6.7 A
AC adapter output voltage	19.5 V
Password protection type	BIOS, Supervisor, User
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 10668 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Bus type	DMI3
Tjunction	100 °C
Processor cache	8 MB
Processor cores	4
System bus rate	- GT/s
Processor family	Intel® Core™ i7
Processor series	Intel Core i7-7800 Mobile Series
Processor threads	8
Processor codename	Kaby Lake
Processor frequency	2.9 GHz
Processor cache type	Smart Cache
Configurable TDP-down	35 W
Processor lithography	14 nm
Processor manufacturer	Intel
PCI Express slots version	3.0
Processor boost frequency	3.9 GHz
PCI Express configurations	1x16, 1x8, 2x4, 2x8
Thermal Design Power (TDP)	45 W
Maximum number of PCI Express lanes	16
Sustainability certificates	ENERGY STAR
Processor ARK ID	97496
Processor package size	42 x 28 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Intel Identity Protection Technology version	1.00

Weight and Dimensions

Depth	250.65 mm
Width	376 mm
Height	24.3 mm
Weight	2180 g