Lenovo ThinkPad X1 Carbon (Gen 3)

Firmware

fwupd does not support this device yet.

To update the firmware on the device, get the latest bootable CD and follow the steps in Flashing BIOS from Linux#Bootable optical disk emulation.

Some users have experienced problems with white noise and popping/cracking sounds when audio is first played and when the computer is turned off.

To fix this, blacklist snd_hda_codec_realtek.

EM7345: SIM-Problems [1]

If you have trouble with the ES7345 set the following kernel module parameter and reboot:[2] cdc_ncm prefer_mbim=Y

N5321 is unknown EM7345 can output GPS using AT-Commands. You can use gpsd-tcp to interface to gpsd.

Key	Visible?¹	Marked?²	Effect
`Fn+Esc`	Yes	Yes	Enables Fn lock
`Fn`	Yes	No	`KEY_WAKEUP`
`Fn+F1`	Yes	Yes	`KEY_MUTE`
`Fn+F2`	Yes	Yes	`KEY_VOLUMEDOWN`
`Fn+F3`	Yes	Yes	`KEY_VOLUMEUP`
`Fn+F4`	Yes	Yes	`KEY_F20`
`Fn+F5`	Yes	Yes	`KEY_BRIGHTNESSDOWN`
`Fn+F6`	Yes	Yes	`KEY_BRIGHTNESSUP`
`Fn+F7`	Yes	Yes	`KEY_SWITCHVIDEOMODE`
`Fn+F8`	Yes	Yes	`KEY_WLAN`
`Fn+F9`	Yes	Yes	`KEY_CONFIG`
`Fn+F10`	Yes	Yes	`KEY_SEARCH`
`Fn+F11`	Yes	Yes	`KEY_SCALE`
`Fn+F12`	Yes	Yes	`KEY_FILE`
`Fn+End`	Yes	No	`KEY_INSERT`
`Fn+4`	Yes	No	`KEY_SLEEP`
`Fn+Tab`	Yes	No	`KEY_FULL_SCREEN`
`Fn+P`	Yes	No	`KEY_PAUSE`
`Fn+B`	Yes	No	`KEY_PAUSE`
`Fn+Space`	Yes	Yes	Change keyboard backlight