Reference Guide

Specication Details
Environmental Non-Operating Conditions (Non-Condensing)
Temperature Range -40°C to 70°C
Relative Humidity Range 5% to 95%
Ports and Connectors
Table 24. Ports and Connectors
Feature Specications
USB
Latitude 7290 and 7390
• Type-C USB 3.1 Gen 1 Display port (optional Thunderbolt)
• Two USB 3.1 Gen1 ports—one PowerShare capable
Latitude 7490
• Type-C USB 3.1 Gen 1 Display port (optional Thunderbolt)
• Three USB 3.1 Gen1 ports—one PowerShare capable
Video HDMI 1.4
Network adapter RJ-45 network adapter
Modem N/A
Expansion ports
• uSD 4.0 Memory card reader
• 1 3042, 1 3030, 1 2280 M.2 slots
Smartcard Optional
Docking Security cable slot
uSIM External tray tied to WWAN hinge up
Table 25. Ports and connectors - Audio
Feature Specications
Audio
• Four-channel high denition audio
• Realtek ALC3246 Controller
• Stereo conversion: 24-bit (analog-to-digital and digital-to-
analog)
• Internal Interface - high-denition audio codec
• External Interface - microphone-in and stereo headphones/
speakers universal connector
• Speakers: Power: 2X2 Wrms
• Internal speaker amplier: 2 watt per channel
• Internal microphone: digital microphone (dual microphone with
camera)
• No volume control buttons, only support hot-key keyboard
button
Camera specications
Easy Remote Collaboration:
Engineering
specications 31