Modifying device section of xorg.conf like this makes the freeze to disappear
Section "Device" Identifier "NVIDIA Corporation NV34 [GeForce FX 5200]" Driver "nvidia" BusID "PCI:1:0:0" Option "NvAGP" "0" Option "RenderAccel" "Off" Option "IgnoreDisplayDevices" "DFP,TV" Option "NoRenderExtension" "Off" Option "AllowGLXWithComposite" "Off" EndSection
Modifying device section of xorg.conf like this makes the freeze to disappear
Section "Device" evices" "DFP,TV" mposite" "Off"
Identifier "NVIDIA Corporation NV34 [GeForce FX 5200]"
Driver "nvidia"
BusID "PCI:1:0:0"
Option "NvAGP" "0"
Option "RenderAccel" "Off"
Option "IgnoreDisplayD
Option "NoRenderExtension" "Off"
Option "AllowGLXWithCo
EndSection