Simply changing
USE_DPMS=false
solved in case of GF 5700 LE using restricted driver NVIDIA-Linux-x86-100.14.19-pkg1 on Gutsy.
Simply changing
USE_DPMS=false
solved in case of GF 5700 LE using restricted driver NVIDIA- Linux-x86- 100.14. 19-pkg1 on Gutsy.