This was enough configuration to get it working:
xrandr --output S-video --set tv_standard pal xrandr --output S-video --off xrandr --output S-video --mode 800x600
This was enough configuration to get it working:
xrandr --output S-video --set tv_standard pal
xrandr --output S-video --off
xrandr --output S-video --mode 800x600