Ubuntu on Dell Inspiron 7420

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The Dell Inspiron 7420 portable with the components described below has been awarded the status of certified for Ubuntu.

Please note that for pre-installed systems:

  1. The system is available in some regions with a special image of Ubuntu pre-installed by the manufacturer. It takes advantage of the hardware features for this system and may include additional software. You should check when buying the system whether this is an option.
  2. Standard images of Ubuntu may not work at all on the system or may not work well, though Canonical and computer manufacturers will try to certify the system with future standard releases of Ubuntu.

Ubuntu 12.04.5 LTS 64-bit

Available from ubuntu.com

Certification notes

Media Card Reader
Please do not use "Safely remove" to remove your media card, it will cause your card reader stop working until you restart your computer.
Video mode switch key
Video mode switch doesn't work on this system. To control the displays, use the "Displays" utility found in "System Settings".
Slow Resume from Suspend
This system does not not meet our performance criteria for resuming from suspend, but suspend/resume is functional and other functionality is not affected.
Hybrid Video
Some versions of this system come with two different graphics processors: an Intel UMA on-board adapter and an additional GPU from either nVidia or ATI. On this system, only the Intel graphics chip has been tested and certified. The use of the additional GPU is not supported for this release.

Ubuntu 12.04.2 LTS 64-bit

Available from ubuntu.com

Certification notes

Update required
This system requires all available updates to be applied in order to work properly.
Touchpad
Vertical scrolling does not work
Slow Resume from Suspend
This system does not not meet our performance criteria for resuming from suspend, but suspend/resume is functional and other functionality is not affected.
Hybrid Video
Some versions of this system come with two different graphics processors: an Intel UMA on-board adapter and an additional GPU from either nVidia or ATI. On this system, only the Intel graphics chip has been tested and certified. The use of the additional GPU is not supported for this release.
BIOS
Dell: X58 (Legacy)

Hardware overview

This system was tested with these key components:

Audio

Intel 7 Series/C210 Series Chipset Family High Definition Audio Controller

Intel 7 Series/C210 Series Chipset Family High Definition Audio Controller

Intel Panther Point High Definition Audio Controller

BIOS

Dell X58

Bluetooth

Intel Intel(R) Centrino(R) Wireless Bluetooth(R) 4.0 + High Speed Adapter

Board

Dell A4E3T1

Capture

Microdia 0c45:648d

Cdrom

Advanced Silicon S.A. Optiarc DVD+/-RW AD-7760H

Unknown Optiarc DVD+/-RW AD-7760H

Chassis

Dell Portable

Disk

Advanced Silicon S.A. WDC WD7500BPKT-75PK4T0

Unknown WDC WD7500BPKT-75PK4T0

Keyboard

Advanced Silicon S.A. AT Translated Set 2 keyboard

Unknown AT Translated Set 2 keyboard

Mouse

Unknown ALPS PS/2 Device

Advanced Silicon S.A. PS/2 Generic Mouse

Network

Qualcomm Atheros AR8161 Gigabit Ethernet

Other

Advanced Silicon S.A. Dell WMI hotkeys

Unknown Dell WMI hotkeys

Advanced Silicon S.A. HDA Intel PCH HDMI/DP,pcm=3

Unknown HDA Intel PCH HDMI/DP,pcm=3

Advanced Silicon S.A. HDA Intel PCH Headphone

Unknown HDA Intel PCH Headphone

Advanced Silicon S.A. HDA Intel PCH Mic

Unknown HDA Intel PCH Mic

Advanced Silicon S.A. Lid Switch

Unknown Lid Switch

Advanced Silicon S.A. Power Button

Unknown Power Button

Advanced Silicon S.A. Sleep Button

Unknown Sleep Button

Advanced Silicon S.A. Video Bus

Unknown Video Bus

Intel 7 Series Chipset Family 6-port SATA Controller [AHCI mode]

Realtek Semiconductor Co., Ltd. RTS5129 Card Reader Controller

Linux Foundation 2.0 root hub

Linux Foundation 3.0 root hub

Intel Integrated Rate Matching Hub

Processor

Intel Intel(R) Core(TM) i7-3612QM CPU @ 2.10GHz

System

Dell Inspiron 7420

Touchpad

Unknown AlpsPS/2 ALPS GlidePoint

Usb

Intel 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1

Intel 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2

Intel 7 Series/C210 Series Chipset Family USB xHCI Host Controller

Video

nVidia GK107M [GeForce GT 640M] GeForce GT 640M

Intel 3rd Gen Core processor Graphics Controller

Wireless

Intel Centrino Wireless-N 2230