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Dell Precision 7720: руководство по обслуживанию

System information

Feature
Specification
System Chipset
Intel CM238 Chipset
Interrupt Levels
Interrupt Controller
  • Supports up to eight legacy interrupt pins
  • Supports PCI 2.3 Message Signaled
Interrupts
  • Integrated IO APIC capability with 24 interrupts
  • Supports Processor System Bus interrupt delivery
BIOS Chip (NVRAM)
64Mbit (8MB) & 32Mbit (4MB)

Processor

Feature
Specification
Processor type
  • 6th generation Intel i7, Xeon processors (SkyLake)
  • 7th generation Intel Core i5, i7 and Xeon processors (KabyLake)
L1 cache
Up to 32 KB cache depending on processor type
L2 cache
Up to 256 KB cache depending on processor type
L3 cache
Up to 8 MB cache depending on processor type
Intel Smart cache with Last Level Cache 
Up to 8 MB cache depending on processor type

Memory

Feature ECC XMP
Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz (ECC and non-ECC) 2667 MHz (XMP, non-ECC)
Connectors 4 4
Capacity 8 GB, 16 GB 8 GB, 16 GB
Minimum Memory 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Maximum memory 64 GB 32 GB
Overclocking feature supported No Yes
NOTE Your system supports two different types of memory

Graphics

Feature
Specification
Type
MXM type-B add-in card
Data bus
PCIE x16, Gen3
Video controller and memory:
  • Radeon Pro WX 4130 w/2GB GDDR5
  • NVIDIA Quadro M1200 w/4GB GDDR5
  • NVIDIA Quadro P3000 w/6GB GDDR5
  • Radeon Pro WX 7100 w/8GB GDDR5
  • NVIDIA Quadro P4000 w/8GB GDDR5
  • NVIDIA Quadro P5000 w/16GB GDDR5

Audio

Features
Specification
Integrated
dual-channel High-Definition audio

Communication

Feature
Specification
Ethernet adapter
network interface card capable of 10/100/1000 mb/s communication
Wireless

WLAN options:

  • Intel WiFi Link 8265 2x2 802.11ac+BT 4.2 (vPro)
  • Intel WiFi Link 8265 2x2 802.11ac NBT (vPro)
  • Dell DW 1820 2x2 802.11ac+BT 4.2 US

Optional Mobile broadband and GPS

  • DW5811e  (Gobi 4G/LTE - FMC)

Expansion bus

Feature
Specification
Bus Type
PCI Express 1.0, 2.0 and 3.0, SATA 1.0A, 2.0 and 3.0, USB 2.0 and 3.0
Bus Width
PCIe X16
BIOS Chip (NVRAM)
128 Mb (16 MB)

Ports and connectors

Feature
Specification
Audio
Universal audio jack connector
Network Adapter
one RJ45 connector
USB C connector with Thunderbolt
one (optional)
USB 3.1 with Gen 1 (with PowerShare)
four
Video
HDMI 1.4, mDP 1.4
Memory card reader
SD 4.0
Docking port
one
E-dock connector
one
Micro Subscriber Identity Module (Micro SIM) port
one
Smart card (optional)
one

Display

Features
Specification
Type
  • FHD (1920 x 1080)
  • UHD (3840 x 2160)
  • HD+ TN (1600x900)
Size
17.3 inches
Height
214.92 mm (8.42 inches)
Width
382.08 mm (15.04 inches)
Diagonal
438.38 mm (17.25 inches)
Active area (X/Y)
  • FHD (1920 x 1080)
  • UHD (3840 x 2160)
  • HD+ TN (1600x900)
Maximum resolution
  • FHD (1920 x 1080)
  • UHD (3840 x 2160)
  • HD+ TN (1600x900)
Maximum Brightness
  • FHD (300 nits)
  • UHD (400 nits)
  • HD+ TN (220 nits)
Operating angle
0° (closed) to 135°
Refresh rate
60 Hz
Minimum viewing angles:
Horizontal/\
  • FHD (40/80)
  • UHD (80)
  • HD+ TN (40/40 degrees)
Vertical
  • FHD (10/80)
  • UHD (80)
  • HD+ TN (10/30 degrees)

Keyboard

Features
Specification
Number of keys
  • United States: 103 keys
  • United Kingdom: 104 keys
  • Brazil: 106 keys
  • Japan: 107 keys
Layout
QWERTY/AZERTY/Kanji

Touchpad

Features
Specification
X/Y position resolution
  • X: 41.27+-4.13 counts/mm
  • Y: 38.75+-3.88 counts/mm
  • 1048/984 cpi
Size
Sensor-active area:
  • Width: 99.5mm (3.92 inches)
  • Height: 53mm (2.09 inches)
Multi-Touch
Configurable single finger and multi-finger gestures

Camera

Features
Specification
Type
CMOS Sensor
Still Resolution
1280 x 720 Pixels (Maximum)
Video Resolution
1280 x 720 Pixels (Maximum)
Diagonal
74 degrees

Storage

Features
Specification
Storage:
  • 500GB 2.5" 7mm SATA (7200 RPM) Hard Drive
  • 1TB 2.5" 7mm SATA (7200 RPM) Hard Drive
  • 2TB 2.5" 7mm SATA (5400 RPM) Hard Drive
  • 256GB 2.5" 7mm SATA Solid State Drive Class 20
  • 360GB 2.5" 7mm SATA Solid State Drive Class 20
  • 512GB 2.5" 7mm SATA Solid State Drive Class 20
  • 512GB 2.5" 7mm SATA SED Solid State Drive Class 20
  • 1TB 2.5" 7mm SATA Solid State Drive Class 20
  • M.2 PCIe 256GB SSD Class 40
  • M.2 PCIe 512GB SSD Class 40
  • M.2 PCIe 512GB SED SSD Class 40
  • M.2 PCIe 1TB SSD Class 40
  • M.2 PCIe 2TB SSD Class 40
  • M.2 PCIe 512GB SSD Class 50
  • M.2 PCIe 1TB SSD Class 50
  • M.2 PCIe 2TB SSD Class 50
Size
1 TB 5400 rpm, 128/256/512 GB SATA 3 SSD, 256 GB SATA 3 SSD, 1 TB M.2 SSD, 1 TB SATA 3 SSD

Battery

Features
Specification
Wattage
91Whr
Type
lithium ion
Dimensions (6-cell entry/ 6-cell upsell/ 6-cell long cycle life (LCL)):
1280 x 720 Pixels (Maximum)
Length
243.89 mm (9.6 inches)
Height
18.45 mm (0.73inches)
Width
71.30 mm (2.81inches)
Weight
18.45 mm (0.73inches")
Voltage
400.00 g (0.88 lb)
Life span
  • 300 discharge/charge cycles
  • 1000 discharge/charge cycles (LCL)
Operating
  • Charge: 0°C to 50°C (32°F to 158°F)
  • Discharge: 0°C to 70°C (32°F to 122°F)
Non-Operating
-20°C to 65°C (4°F to 149°F)
Coin-cell battery
3 V CR2032 lithium ion cell

AC adpter

Features
Specification
Input voltage
100 VAC to 240 VAC
Input current (maximum)
3.50 A
Input frequency
50 Hz to 60 Hz
Output power
240 W
Output current
12.31 A
Rated output voltage
19.50 VDC
Dimensions:
240 W
Height
25.40 mm (1 inch)
Width
200 mm (7.87 inches)
Depth
100 mm (3.94 inches)
Weight
0.85 kg (1.88 lb)
Temperature range:
Operating
0°C to 40°C (32°F to 104°F)
Non-Operating
–40°C to 70°C (–40°F to 158°F)

Contactless smart card

Features
Specification
Supported Smart Cards and technologies
  • ISO14443A — 160 kbps, 212 kbps, 424 kbps, and 848 kbps
  • ISO14443B — 160 kbps, 212 kbps, 424 kbps, and 848 kbps
  • ISO15693
  • HID iClass
  • FIPS201
  • NXP Desfire

Physical dimension

Feature
Specification
Weight (pounds/kilograms)
7.5 lbs (3.40 kgs)
Dimensions
Height (inches/mm)
Front (non-touch)
1.13 inches ( 28.7mm)
Rear (non-touch)
1.39 inches (35.3mm)
Width (inches/mm)
16.41 inches (416.7mm)
Depth (inches/mm)
11.07 inches (281.2 mm)

Environmental

Feature
Specification
Temperature range:
Operating
0°C to 40°C (32°F to 104°F)
Storage
–40°C to 65 °C (–40°F to 149°F)
Relative humidity (maximum):
Operating
10 % to 90 % (non-condensing)
Storage
5 % to 95 % (non-condensing)
Maximum vibration:
Operating
0.66 GRMS, 2 Hz — 600 Hz
Storage
0.66 GRMS, 2 Hz — 600 Hz
Maximum shock:
Operating
140 G, 2 MS
Storage
163 G, 2 MS
Altitude:
Storage
0 -m to 10,668 -m (0 ft to 35,000 ft)
Airborne contaminant level
G1 or lower as defined by ANSI/ISA-S71.04-1985