Ho Provato a dare il Comando per la configurazione di X...
e fare quello che mi avete detto...
Ma quando faccio startx lo schermo mi rimane nero...

Dando il Comando
codice:
XFree86 -configure
mi e' stato creato questo file...
codice:
Section "ServerLayout"
	Identifier     "XFree86 Configured"
	Screen      0  "Screen0" 0 0
	InputDevice    "Mouse0" "CorePointer"
	InputDevice    "Keyboard0" "CoreKeyboard"
EndSection

Section "Files"
	RgbPath      "/usr/X11R6/lib/X11/rgb"
	ModulePath   "/usr/X11R6/lib/modules"
	FontPath     "/usr/X11R6/lib/X11/fonts/misc/"
	FontPath     "/usr/X11R6/lib/X11/fonts/Speedo/"
	FontPath     "/usr/X11R6/lib/X11/fonts/Type1/"
	FontPath     "/usr/X11R6/lib/X11/fonts/CID/"
	FontPath     "/usr/X11R6/lib/X11/fonts/75dpi/"
	FontPath     "/usr/X11R6/lib/X11/fonts/100dpi/"
EndSection

Section "Module"
	Load  "glx"
	Load  "record"
	Load  "extmod"
	Load  "dbe"
	Load  "dri"
	Load  "xtrap"
	Load  "type1"
	Load  "speedo"
EndSection

Section "InputDevice"
	Identifier  "Keyboard0"
	Driver      "keyboard"
EndSection

Section "InputDevice"
	Identifier  "Mouse0"
	Driver      "mouse"
	Option	    "Protocol" "auto"
	Option	    "Device" "/dev/mouse"
EndSection

Section "Monitor"
	Identifier   "Monitor0"
	VendorName   "Monitor Vendor"
	ModelName    "Monitor Model"
EndSection

Section "Device"
        ### Available Driver options are:-
        ### Values: [i]: integer, <f>: float, <bool>: "True"/"False",
        ### <string>: "String", <freq>: "<f> Hz/kHz/MHz"
        ### [arg]: arg optional
        #Option     "DigitalVibrance"    	# [i]
        #Option     "PageFlip"           	# [<bool>]
        #Option     "Dac8Bit"            	# [<bool>]
        #Option     "NoLogo"             	# [<bool>]
        #Option     "Overlay"            	# [<bool>]
        #Option     "UBB"                	# [<bool>]
        #Option     "Stereo"             	# [i]
        #Option     "WindowFlip"         	# [<bool>]
        #Option     "SWcursor"           	# [<bool>]
        #Option     "HWcursor"           	# [<bool>]
        #Option     "VideoKey"           	# [i]
        #Option     "NvAGP"              	# [i]
        #Option     "IgnoreEDID"         	# [<bool>]
        #Option     "NoDDC"              	# [<bool>]
        #Option     "ConnectedMonitor"   	# <str>
        #Option     "ConnectedMonitors"  	# <str>
        #Option     "TVStandard"         	# <str>
        #Option     "TVOutFormat"        	# <str>
        #Option     "RenderAccel"        	# [<bool>]
        #Option     "CursorShadow"       	# [<bool>]
        #Option     "CursorShadowAlpha"  	# [i]
        #Option     "CursorShadowXOffset" 	# [i]
        #Option     "CursorShadowYOffset" 	# [i]
        #Option     "UseEdidFreqs"       	# [<bool>]
        #Option     "FlatPanelProperties" 	# <str>
        #Option     "TwinView"           	# [<bool>]
        #Option     "TwinViewOrientation" 	# <str>
        #Option     "SecondMonitorHorizSync" 	# <str>
        #Option     "SecondMonitorVertRefresh" 	# <str>
        #Option     "MetaModes"          	# <str>
        #Option     "UseInt10Module"     	# [<bool>]
        #Option     "SwapReady"          	# [<bool>]
        #Option     "NoTwinViewXineramaInfo" 	# [<bool>]
        #Option     "NoRenderExtension"  	# [<bool>]
        #Option     "UseClipIDs"         	# [<bool>]
        #Option     "CIOverlay"          	# [<bool>]
        #Option     "TransparentIndex"   	# [i]
        #Option     "OverlayDefaultVisual" 	# [<bool>]
        #Option     "NvEmulate"          	# [i]
        #Option     "NoBandWidthTest"    	# [<bool>]
        #Option     "CustomEDID-CRT-0"   	# <str>
        #Option     "CustomEDID-CRT-1"   	# <str>
        #Option     "CustomEDID-DFP-0"   	# <str>
        #Option     "CustomEDID-DFP-1"   	# <str>
        #Option     "CustomEDID-TV-0"    	# <str>
        #Option     "CustomEDID-TV-1"    	# <str>
        #Option     "TVOverScan"         	# <f>
        #Option     "IgnoreDisplayDevices" 	# <str>
        #Option     "MultisampleCompatibility" 	# [<bool>]
	Identifier  "Card0"
	Driver      "nvidia"
	VendorName  "nVidia Corporation"
	BoardName   "Unknown Board"
	BusID       "PCI:1:0:0"
EndSection

Section "Screen"
	Identifier "Screen0"
	Device     "Card0"
	Monitor    "Monitor0"
	SubSection "Display"
		Depth     1
	EndSubSection
	SubSection "Display"
		Depth     4
	EndSubSection
	SubSection "Display"
		Depth     8
	EndSubSection
	SubSection "Display"
		Depth     15
	EndSubSection
	SubSection "Display"
		Depth     16
	EndSubSection
	SubSection "Display"
		Depth     24
	EndSubSection
EndSection
In Mandrake pero' il file e' un po' diverso..
codice:
# File generated by XFdrake.

# **********************************************************************
# Refer to the XF86Config man page for details about the format of
# this file.
# **********************************************************************

Section "Files"
    # Multiple FontPath entries are allowed (they are concatenated together)
    # By default, Mandrake 6.0 and later now use a font server independent of
    # the X server to render fonts.
    FontPath "unix/:-1"
EndSection

Section "ServerFlags"
    #DontZap # disable <Crtl><Alt><BS> (server abort)
    AllowMouseOpenFail # allows the server to start up even if the mouse doesn't work
    #DontZoom # disable <Crtl><Alt><KP_+>/<KP_-> (resolution switching)
EndSection

Section "Module"
    Load "dbe" # Double-Buffering Extension
    Load "v4l" # Video for Linux
    Load "extmod"
    Load "type1"
    Load "freetype"
    Load "glx" # 3D layer
EndSection

Section "InputDevice"
    Identifier "Keyboard1"
    Driver "Keyboard"
    Option "XkbModel" "pc105"
    Option "XkbLayout" "it"
    Option "XkbOptions" ""
EndSection

Section "InputDevice"
    Identifier "Mouse1"
    Driver "mouse"
    Option "Protocol" "MouseManPlusPS/2"
    Option "Device" "/dev/mouse"
    Option "ZAxisMapping" "4 5"
EndSection

Section "Monitor"
    Identifier "monitor1"
    VendorName "Philips"
    ModelName "Philips 107S(17inch/CM1300)"
    HorizSync 30.0-69.0
    VertRefresh 50.0-120.0
    
    # Sony Vaio C1(X,XS,VE,VN)?
    # 1024x480 @ 85.6 Hz, 48 kHz hsync
    ModeLine "1024x480"    65.00 1024 1032 1176 1344   480  488  494  563 -hsync -vsync
    
    # TV fullscreen mode or DVD fullscreen output.
    # 768x576 @ 79 Hz, 50 kHz hsync
    ModeLine "768x576"     50.00  768  832  846 1000   576  590  595  630
    
    # 768x576 @ 100 Hz, 61.6 kHz hsync
    ModeLine "768x576"     63.07  768  800  960 1024   576  578  590  616
EndSection

Section "Device"
    Identifier "device1"
    VendorName "NVidia"
    BoardName "NVIDIA GeForce FX (generic)"
    Driver "nv"
    Option "DPMS"
EndSection

Section "Screen"
    Identifier "screen1"
    Device "device1"
    Monitor "monitor1"
    DefaultColorDepth 24
    
    Subsection "Display"
        Depth 8
        Virtual 1280 960
    EndSubsection
    
    Subsection "Display"
        Depth 15
        Virtual 1280 960
    EndSubsection
    
    Subsection "Display"
        Depth 16
        Virtual 1280 960
    EndSubsection
    
    Subsection "Display"
        Depth 24
        Virtual 1280 960
    EndSubsection
EndSection

Section "ServerLayout"
    Identifier "layout1"
    InputDevice "Keyboard1" "CoreKeyboard"
    InputDevice "Mouse1" "CorePointer"
    Screen "screen1"
EndSection