DELL Inspiron 7400 Portable Laptop User Guide

DELL Inspiron 7400 Portable Laptop

• Regulatory Model/Type
• Windows
  • In Windows Search, type System. In the search results, click System.

Read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage.
Do not remove the computer cover unless you need to install internal accessories for your computer. For instructions on removing and replacing parts, see the Owner’s or Service Manual at Dell.com/support. Retain the filler brackets or cards that ship with your computer. Installing filler brackets or filler cards over empty card-slot openings is necessary to maintain FCC certification of the computer. The filler brackets and filler cards keep dust and dirt out of your computer and maintain the airflow that cools your computer.

Power Adapter

• Input voltage
  100-240 V AC

• Input current (maximum)
  1.6A/ 1.7A

• Input frequency
  50-60 Hz

• Output current
  3.34A

• Output voltage
  19.5 V DC

• Maximum operating temperature
  35°C

Connect the power adapter or the power cable to your computer and to the display, if required.

Power on the computer (and the display, if connected).

Depending on your computer configuration, some ports or connectors may not be available.

Icons

• Power adapter

• USB 2.0

• USB 3.0/USB 3.1 Gen 1

• USB 3.0/USB 3.1 with Power Share

• USB 3.1 Type-C

• Thunderbolt

• Esata

• Thunderbolt 3 port with Power delivery (USB-C)

• Network

• VGA

• DVI

• HDMI

• DisplayPort

• Mini DisplayPort

• TV-in

• External Graphics Port

• Infrared (IR) emitter

• Headphone/Audio-out

• Headset

• Microphone

• Line-in

• Line-out/Speakers: front left-right

• Speakers: rear left-right

• Speakers: side left-right

• Speakers: Audio center/subwoofer

• Screen-rotation lock

• SIM-card slot

• Express Card slot

• Media-card reader

• Security-cable slot

• Power/Battery-status light

• Battery-status light

• Hard-drive activity light

• Wi-Fi light

• Bluetooth light

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