Dell Latitude E7440 Owner's Manual

Specifications

  • NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer.
Table 1. System Information
Feature Specification
Chipset

Lynx Point-LP (Latitude 7240)

Intel QM87 Express Chipset (Latitude 7440)

DRAM bus width 64-bit
Flash EPROM SPI 32 Mbits, 64 Mbits
PCIe bus 100 MHz
External Bus Frequency DMI (5GT/s)
Table 2. Processor
Feature Specification
Types Intel Core i3 / i5 / i7series
L3 cache 3 MB, 4MB, 6 MB, and 8 MB
Table 3. Memory
Feature Specification
Memory connector Two SODIMM slots
Memory capacity 2GB, 4GB, or 8GB
Memory type DDR3L SDRAM (1600 MHz)
Minimum memory 2 GB
Maximum memory 16 GB
Table 4. Audio
Feature Specification
Type four-channel high-definition audio
Controller Realtek ALC3226
Stereo conversion 24-bit (analog-to-digital and digital-to-analog)
Interface:  
  Internal high-definition audio
  External microphone-in, stereo headphones, and headset combo connector
Speakers two
Internal speaker amplifier 1 W (RMS) per channel
Volume controls hot keys
Table 5. Video
Feature Specification
Type integrated on system board
Controller:  
  UMA Intel HD Graphics 4600
  Discrete AMD Radeon HD 8690M Graphics
Data bus PCI-E Gen3 x8
External display support
  • one HDMI
  • NOTE: Support two DP/DVI ports through Docking station.
Table 6. Camera
Features Specification
Camera Resolution 1280 x 720 pixels
Video Resolution (maximum) 1280 x 720 pixels
Diagonal viewing angle 74 °
Table 7. Communications
Features Specification
Network adapter 10/100/1000 Mb/s Ethernet (RJ-45)
Wireless internal wireless local area network (WLAN) and wireless wide area network (WWAN)
  • Bluetooth 4.0
Table 8. Ports and Connectors
Features Specification
Audio one microphone/stereo headphone/speakers connector
Video Mini DisplayPort connector
Network adapter RJ-45 connector
USB 3.0 two USB 3.0 compliant connectors
Memory card reader Support upto SD4.0
Micro Subscriber Identity Module (uSIM) card one
Docking port one
Table 9. Display
Feature Specification
    Latitude 7240 Latitude 7440
Type HD Anti-Glare HD Anti-Glare
Dimensions:    
  Height 180.0 mm (7.08 inches) 205.6 mm (8.09 inches)
  Width 300.90 mm (11.84 inches) 320.9 mm (12.63 inches)
  Diagonal 3.6 mm (0.14 inch) 3.6 mm (0.14 inch)
Maximum resolution 1366 x 768 1366 x 768
Refresh rate 60 Hz 60 Hz
Minimum Viewing Angles:    
  Horizontal +/-40° +/-40°
  Vertical +15°/-30° +15°/-30°
Pixel pitch 1.05 1.05
Table 10. Keyboard
Feature Specification
Number of keys United States: 86 keys, United Kingdom: 87 keys, Brazil: 87 keys, and Japan: 90 keys
Table 11. Touchpad
Feature Specification  
  Latitude 7240 Latitude 7440
Active Area:    
  X-axis 98.8 mm 100 mm
  Y-axis 60.8 mm 47 mm
Table 12. Battery
Feature Specification
Type
  • 3-cell “smart” Lithium ion
  • 4cell “smart” Lithium ion
Dimensions: Latitude 7240 Latitude 7440
  3–cell/4–cell    
  Depth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches)
    Height 7.20 mm (0.28 inch) 8.00 mm (0.31 inch)
    Width 282.00 mm (11.10 inches) 308.50 mm (12.15 inches)
Weight:    
  3-cell 250.00 g (0.55 lb) 247.00 g (0.54 lb)
  4–cell 300.00 g (0.66 lb) 308.00 g (0.68 lb)
Voltage    
  3-cell 11.10 VDC  
  4–cell 7.40 VDC  
Life span 300 discharge/charge cycles
Temperature range:    
  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 coin cell
Table 13. AC Adapter
Feature Specification
Type 65 W and 90 W
Input voltage 100 VAC to 240 VAC
Input current (maximum) 1.50 A
Input frequency 50 Hz to 60 Hz
Output power 65 W
Output current 3.34 A (continuous)
Rated output voltage 19.5 VDC
Weight 0.51 lb (0.23 kg)
Dimensions 0.87 x 2.60 x 4.17 inches (22 x 66 x 106 mm)
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)
Table 14. Physical
Feature Latitude 7240 Latitude 7440
Height 20.0 mm (0.79 inch) 21.0 mm (0.80 inch)
Width 310.5 mm (12.22 inches) 337 mm (13.2 inches)
Depth 211.0 mm (8.3 inches) 231.5 mm (9.1 inches)
Weight (with 3-cell battery) 1.36 kg (2.99 lb) 1.63 kg (3.6 lb)
Table 15. Environmental
Feature Specification
Temperature:
  Operating 0 °C to 60 °C (32 °F to 140 °F)
  Storage –51 °C to 71 °C (–59 °F to 159 °F)
Relative humidity (maximum):  
  Operating 10 % to 90 % (non condensing)
  Storage 5 % to 95 % (non condensing)
Altitude (maximum):  
  Operating

–15.2 m to 3048 m (–50 to 10,000 ft)

0° to 35°C

  Non-Operating –15.24 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level G2 or lower as defined by ISA S71.04–1985

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