"Out of range" starting Xorg on dual display

[Garrett Cooper]

On Nov 10, 2005, at 3:10 AM, Pat Maddox wrote:


> I've got a dual display setup, and it had been working fine once I
> finally got the config done.  They're two displays running off one
> graphics card, one through the DVI output and one through the D-SUB.
> Today I had to switch the inputs that the monitors use, and it just
> doesn't work anymore.  I get a message on my left display that says
> "Out of range."  This isn't an Xorg or FreeBSD error, it's a message
> from the displays built-in HUD.  This doesn't make any sense because
> as far as Xorg is concerned, there shouldn't be any difference.  The
> D-SUB display should be on the left, and the DVI one should be on the
> right.  I really don't understand what could be causing a problem, but
> for what it's worth, the display now connected to the D-SUB has always
> been more finicky than my other display.  They're a ViewSonic vp201
> (D-SUB) and Dell 2001fp (DVI).  Here's my config:
>
>
> Section "ServerLayout"
> 	Identifier     "Dual Head"
> 	Screen      0  "Screen0" 0 0
> 	Screen      1  "Screen1" RightOf "Screen0"
> 	InputDevice    "Mouse0" "CorePointer"
> 	InputDevice    "Keyboard0" "CoreKeyboard"
> 	
> 	Option "Xinerama" "true"
> 	Option "Clone" "off"
> 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/TTF/"
> 	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  "dbe"
> 	#Load  "dri"
> 	Load  "extmod"
> 	Load  "glx"
> 	Load  "record"
> 	Load  "xtrap"
> 	Load  "freetype"
> 	Load  "type1"
> EndSection
>
> Section "InputDevice"
> 	Identifier  "Keyboard0"
> 	Driver      "kbd"
> EndSection
>
> Section "InputDevice"
> 	Identifier  "Mouse0"
> 	Driver      "mouse"
> 	Option	    "Protocol" "auto"
> 	Option	    "Device" "/dev/sysmouse"
> 	Option      "ZAxisMapping"      "4 5"
> EndSection
>
> Section "Monitor"
> 	Identifier	"Monitor0"
> 	VendorName	"Vendor Name"
> 	ModelName	"Model Name"
> EndSection
>
> Section "Device"
> 	Identifier "Card0"
> 	Driver "nvidia"
> 	VendorName "nVidia Corporation"
> 	BoardName "NV25 [GeForce4 Ti 4600]"
> 	BusID "PCI:1:0:0"
> 	Screen 0
> 	Option "RenderAccel" "true"
> 	Option "AllowGLXWithComposite" "true"
> EndSection
>
> Section "Device"
> 	Identifier "Card1"
> 	Driver "nvidia"
> 	VendorName "nVidia Corporation"
> 	BoardName "NV25 [GeForce4 Ti 4600]"
> 	BusID "PCI:1:0:0"
> 	Screen 1
> 	Option "RenderAccel" "true"
> 	Option "AllowGLXWithComposite" "true"
> EndSection
>
> Section "Screen"
> 	Identifier "Screen0"
> 	Device     "Card0"
> 	Monitor    "Monitor0"
> 	DefaultDepth 24
>
> 	SubSection "Display"
> 		Viewport 0 0
> 		Depth     24
> 		Modes	"1600x1200"
> 	EndSubSection
> EndSection
>
> Section "Screen"
> 	Identifier "Screen1"
> 	Device "Card1"
> 	Monitor "Monitor0"
> 	DefaultDepth 24
>
> 	SubSection "Display"
> 		Viewport 0 0
> 		Depth 24
> 	EndSubSection
> EndSection
>

	The issue is with your refresh rates on one of the monitors is out  
of range. So what you need to do is go online, search for the maximum  
resolution for your monitors, and match it with the maximum supported  
resolution for your card along with the individual monitor's maximum  
resolution.
-Garrett