Lenovo ThinkPad X1 Carbon (Gen 4)

Model description

Lenovo ThinkPad X1 Carbon, Gen 4.

To ensure you have this version, run dmidecode:

# dmidecode -t system | grep Version

Version: ThinkPad X1 Carbon 4th

UEFI

Updating the UEFI works like described here: link ThinkWiki BIOS Upgrade/Using UEFI.

Support

Device Working
Intel graphics Yes
Wireless network configuration#iwlwifi Yes
Mobile broadband  ??
ALSA Yes
Touchpad Yes
TrackPoint Yes
Camera Yes
Fingerprint Reader  ??
Power management Yes
Bluetooth Yes
microSD card reader Yes

Configuration

Display

There are two options for displays:

  • 14" FHD IPS (1920 x 1080): Works
  • 14" WQHD (2560 x 1440): Works

HDMI: Works

Mini DisplayPort:Works

OneLink+

RJ45-Adapter: Works

Dock

Ethernet: Works

DisplayPort: Works

Audio: Works

VGA: Not Tested

WiFi

There are several cards used:

  • Intel Dual Band Wireless-AC 8260, 2x2
  • Intel WiGig 18260 AC 2x2

Bluetooth

All cards feature BT4.1 connectivity and should work out of the box when starting the bluetooth service

WWAN

There are several cards used

  • 4G LTE (Huawei ME906S)
  • Qualcomm Snapdragon X7 LTE-A (Sierra Wireless EM7455)


See also