Dell P135G Latitude 7420 Laptop User Guide

DELL P135G Latitude 7420 Laptop

Regulatory Model/Type

MCMC certification mark
Windows
In Windows Search, type System. In the search results, click System.

Ubuntu
On the desktop, click About This Computer.
Connection and use of this communications equipment is permitted by the Nigerian Communications Commission  http://www.dell.com/learn/tw/zh/twcorp1/envt-info-materials

WARNING
Read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at Dell.com/regulatory_compliance.

WARNING
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.

WARNING
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)
    1.5 / 1.7 A
  • Input frequency
    50-60 Hz
  • Output current
    3.25A / 4.5A
  • Output voltage
    20V
  • Maximum operating temperature
    35°C ( °F)

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).

WARNING
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 PowerShare
  • USB 3.1 Type-C
  • eSATA
  • Thunderbolt
  • 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
  • S/PDIF
  • Screen-rotation lock
  • SIM-card slot
  • ExpressCard 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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