829d820d_tc1000__nv
[driver] dpms [Xvesa] no [vesa] can't turn off backlight [nv] 
can't turn off backlight
l o g i n a n d o u t o f X
n o
y e s
c a n ' t t u r n o f f b a c k l i g h t
a w k w a r d
tc1000
nv