/etc/X11/xorg.conf
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# nvidia-settings: X configuration file generated by nvidia-settings
# nvidia-settings:  version 280.13  (buildd@allspice)  Thu Aug 11 20:54:45 UTC 2011

Section "Monitor"
	Identifier     "Monitor0"
	VendorName     "Unknown"
	ModelName      "LG Electronics LG TV"
	HorizSync       31.0 - 82.0
	VertRefresh     57.0 - 63.0
	Option         "DPMS"
	# HorizSync source: edid, VertRefresh source: edid
EndSection

Section "Screen"
	Identifier     "Screen0"
	Device         "Device0"
	Monitor        "Monitor0"
	DefaultDepth    24
	Option         "TwinView" "1"
	Option         "TwinViewXineramaInfoOrder" "DFP-0"
	Option         "metamodes" "DFP-0: nvidia-auto-select +0+0, DFP-1: nvidia-auto-select +1920+0"
	SubSection "Display"
		Depth       24
	EndSubSection
EndSection

Section "InputDevice"
	Identifier     "Mouse0"
	Driver         "mouse"
	Option         "Protocol" "auto"
	Option         "Device" "/dev/psaux"
	Option         "Emulate3Buttons" "no"
	Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"
	Identifier     "Keyboard0"
	Driver         "kbd"
	# generated from default
EndSection

Section "ServerLayout"
	Identifier     "Layout0"
	Screen      0  "Screen0" 0 0
	InputDevice    "Keyboard0" "CoreKeyboard"
	InputDevice    "Mouse0" "CorePointer"
	Option         "Xinerama" "0"
EndSection

Section "Device"
	Identifier     "Device0"
	Driver         "nvidia"
	VendorName     "NVIDIA Corporation"
	BoardName      "GeForce GTS 250"
	BusID          "PCI:3:0:0"
	Option	"NoLogo"	"True"
EndSection


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Results of running xrandr command
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xrandr: Failed to get size of gamma for output default
Screen 0: minimum 3840 x 1200, current 3840 x 1200, maximum 3840 x 1200
default connected 3840x1200+0+0 0mm x 0mm
   3840x1200      50.0*