janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xrandr: Emitting
configChanged()
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:
RRNotify_OutputProperty (ignored)
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Output:  640
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Property:  Backlight
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
State (newValue, Deleted):  0
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:
RRNotify_OutputProperty (ignored)
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Output:  640
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Property:  Backlight
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
State (newValue, Deleted):  0
........
........
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:
RRNotify_OutputProperty (ignored)
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Output:  640
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Property:  Backlight
janv. 14 19:00:04 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
State (newValue, Deleted):  0
.........
.........
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:
RRNotify_OutputProperty (ignored)
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Output:  640
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Property:  Backlight
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
State (newValue, Deleted):  0
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:
RRNotify_OutputProperty (ignored)
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Output:  640
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
Property:  Backlight
janv. 14 19:37:37 ASUS-JC-NEW org.kde.KScreen[2353]: kscreen.xcb.helper:       
State (newValue, Deleted):  0
.......
.......

@ASUS-JC-NEW:~> uname -a
Linux ASUS-JC-NEW 4.4.36-8-default #1 SMP Fri Dec 9 16:18:38 UTC 2016 (3ec5648)
x86_64 x86_64 x86_64 GNU/Linux

@ASUS-JC-NEW:~> cat /etc/os-release
NAME="openSUSE Leap"
VERSION="42.2"
ID=opensuse
ID_LIKE="suse"
VERSION_ID="42.2"
PRETTY_NAME="openSUSE Leap 42.2"
ANSI_COLOR="0;32"
CPE_NAME="cpe:/o:opensuse:leap:42.2"
BUG_REPORT_URL="https://bugs.opensuse.org"
HOME_URL="https://www.opensuse.org/"