1.check fontpath like this
# chkfontpath
2. modiyfy your /etc/X11/XF86Config file
FontPath "/usr/X11R6/lib/X11/fonts/sun"
^^^ <- your fonts
# FontPath "/usr/share/fonts/hangul/mh"
FontPath "unix/:7100"
3. modify your /etc/X11/fs/config
#catalogue = /usr/X11R6/lib/X11/fonts/misc:unscaled,
catalogue = /usr/X11R6/lib/X11/fonts/sun,
/usr/X11R6/lib/X11/fonts/baekmuk,
/usr/share/fonts/hangul/mh,
/usr/X11R6/lib/X11/fonts/yoondesign,
/usr/X11R6/lib/X11/fonts/75dpi:unscaled,
/usr/X11R6/lib/X11/fonts/100dpi:unscaled,
/usr/X11R6/lib/X11/fonts/misc
4. restart font server
/etc/rc.d/init.d/xfs stop
/etc/rc.d/init.d/xfs start