/etv/X11/xorg.conf

Section “InputDevice”
Identifier “Keyboard0″
Driver “kbd”
Option “XkbModel” “jp106″
Option “XkbLayout” “jp”
EndSection

yum list | grep “”
yum list installed | grep “”
rpm -qa | grep “”

kernel version up –>
# vi /etc/grub.conf
default = num (num = old kernel)
# [...]