I can confirm this on the Samsung R55 which is also not producing any keycodes for the following hot keys:
fn+F2 (Show battery) fn+F10 (Etiquette mode) fn+up (Brightness up) fn+down (Brightness down)
These keys could not be recorded using all the methods provided at: https://wiki.ubuntu.com/LaptopTestingTeam/HotkeyResearch
More details on my laptop here: https://wiki.ubuntu.com/LaptopTestingTeam/SamsungR55
The bug report I originally made about the hot keys not working: https://bugs.launchpad.net/ubuntu/+source/xkeyboard-config/+bug/70020
I can confirm this on the Samsung R55 which is also not producing any keycodes for the following hot keys:
fn+F2 (Show battery)
fn+F10 (Etiquette mode)
fn+up (Brightness up)
fn+down (Brightness down)
These keys could not be recorded using all the methods provided at: https:/ /wiki.ubuntu. com/LaptopTesti ngTeam/ HotkeyResearch
More details on my laptop here: https:/ /wiki.ubuntu. com/LaptopTesti ngTeam/ SamsungR55
The bug report I originally made about the hot keys not working: https:/ /bugs.launchpad .net/ubuntu/ +source/ xkeyboard- config/ +bug/70020