제 말 뜻은, lspci 결과 중에서 아래와 같은게 있죠?
  01:00.0 VGA compatible controller: ATI Technologies Inc Radeon 7500 QW (prog-if 00 [VGA])
	Subsystem: ATI Technologies Inc Radeon 7500
	Flags: bus master, stepping, 66Mhz, medium devsel, latency 32, IRQ 10
	Memory at d8000000 (32-bit, prefetchable) [size=128M]
	I/O ports at 9000 [size=256]
	Memory at e1000000 (32-bit, non-prefetchable) [size=64K]
	Expansion ROM at <unassigned> [disabled] [size=128K]
	Capabilities: [58] AGP version 2.0
	Capabilities: [50] Power Management version 2
  Radeon의 PCI ID가 1:0:0 입니다. 혹시 이런게 두 개가 나오지 않을까 하는 것이었는데, 한 개 
밖에 나오지 않네요. --; 일단 아래와 같이 수정한 후에 다시 실행해 보세요. "CrtScreen"을 주
석처리해야 되는 경우도 있다고 나오는군요. 근데 이 문제도 아닌 것 같습니다. --;   # XFree8
6 4.2.0 configuration generated by Xconfigurator 4.10.7  Section "ServerLayout"
	Identifier "XFree86 Configured"
	Screen      0  "Screen0" 0 0
	InputDevice    "Mouse0" "CorePointer"
	InputDevice    "Keyboard0" "CoreKeyboard"
EndSection
 # Red Hat Linux 6.0 and later use the xfs font server for improved
# interactive performance
 Section "Files"
	FontPath "unix/:7100"
EndSection
 # Module loading section
 Section "Module"
	Load  "dbe"		# Double-buffering
	Load  "GLcore"		# OpenGL support
	Load  "dri"		# Direct rendering infrastructure
	Load  "glx"		# OpenGL X protocol interface
	Load  "extmod"		# Misc. required extensions
	Load  "v4l"		# Video4Linux
	# Load  "record"	# X event recorder
	# You only need the following two modules if you do not use xfs.
	# Load  "freetype"	 # TrueType font handler
	# Load  "type1"		# Adobe Type 1 font handler
EndSection
 Section "InputDevice"
	Identifier  "Keyboard0"
	Driver      "keyboard"
	Option      "XkbLayout"	"us"
EndSection
 Section "InputDevice"
	Identifier  "Mouse0"
	Driver      "mouse"
	Option      "Device" "/dev/mouse"
	Option      "Protocol" "PS/2"
	Option      "Emulate3Buttons" "on"
	Option      "ZAxisMapping" "4 5"
EndSection
 Section "Monitor"
	Identifier "CustomConfiguration"
	VendorName "Unknown"
	ModelName  "Unknown"
	HorizSync 31-81
	VertRefresh 56-85
	Option "dpms"
EndSection
 Section "Device"
	Identifier "ATI Radeon 7500"
	Driver "radeon"
	BoardName "Unknown"
	BusID "PCI:1:00:0"
# Some 7500 boards aparently need this option enabled to work - bug (#62760)
	Option "CrtScreen"
EndSection
 Section "Screen"
	Identifier "Screen0"
	Device "ATI Radeon 7500"
	Monitor "CustomConfiguration"
	DefaultDepth 16
	Subsection "Display"
		Depth 16
		Modes "1280x1024"
	EndSubSection
EndSection
 Section "DRI"
	Mode 0666
EndSection