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srunni
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PostPosted: Sun Dec 14, 2008 10:25 pm    Post subject: Configuring dual-head setup on ThinkPad T400 Reply with quote

Hi,

I have a Lenovo ThinkPad T400 with an ATI Radeon 3470 graphics card. The built-in monitor has a resolution of 1440x900. I'm trying to set up an external monitor, which is 1280x1024 in resolution, to the left of the laptop screen. However, when I use the ATI Catalyst Control Center to do this, I'm getting an incorrect resolution on the external monitor, making the output pixelated and distorted. Does anyone know how I can fix this?

Thanks!
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d2_racing
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PostPosted: Sun Dec 14, 2008 11:40 pm    Post subject: Reply with quote

Hi, can you post your /etc/X11/xorg.conf ?
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srunni
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PostPosted: Sun Dec 14, 2008 11:46 pm    Post subject: Reply with quote

Code:
Section "ServerLayout"
   Identifier     "X.org Configured"
   Screen      0  "Screen0" 0 0
   InputDevice    "Mouse0" "CorePointer"
   InputDevice    "Keyboard0" "CoreKeyboard"
   InputDevice    "Synaptics Touchpad"
EndSection

Section "Files"
   RgbPath      "/usr/share/X11/rgb"
   FontPath     "/usr/share/fonts/misc/"
   FontPath     "/usr/share/fonts/TTF/"
   FontPath     "/usr/share/fonts/OTF"
   FontPath     "/usr/share/fonts/Type1/"
   FontPath     "/usr/share/fonts/100dpi/"
   FontPath     "/usr/share/fonts/75dpi/"
EndSection

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

Section "InputDevice"

   #Option "XkbModel" "pc105"
   Identifier  "Keyboard0"
   Driver      "kbd"
   Option       "XkbModel" "thinkpad60"
   Option       "XkbLayout" "de"
EndSection

Section "InputDevice"
   Identifier  "Mouse0"
   Driver      "mouse"
   Option       "Protocol" "auto"
   Option       "Device" "/dev/input/mice"
   Option       "ZAxisMapping" "4 5 6 7"
EndSection

Section "InputDevice"
   Identifier  "Synaptics Touchpad"
   Driver      "synaptics"
   Option       "SendCoreEvents" "true"
   Option       "Device" "/dev/psaux"
   Option       "Protocol" "auto-dev"
   Option       "HorizEdgeScroll" "0"
   Option       "SHMConfig" "on"
EndSection

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

Section "Device"

   # Intel
        ### Available Driver options are:-
        ### Values: <i>: integer, <f>: float, <bool>: "True"/"False",
        ### <string>: "String", <freq>: "<f> Hz/kHz/MHz"
        ### [arg]: arg optional
        #Option     "ShadowFB"              # [<bool>]
        #Option     "DefaultRefresh"        # [<bool>]
        #Option     "ModeSetClearScreen"    # [<bool>]
   #Identifier  "Card0"
   #Driver      "vesa"
   #VendorName  "Intel Corporation"
   #BoardName   "Unknown Board"
   #BusID       "PCI:0:2:0"
   # AMD ATI Radeon (open source)
   ### Available Driver options are:-
        ### Values: <i>: integer, <f>: float, <bool>: "True"/"False",
        ### <string>: "String", <freq>: "<f> Hz/kHz/MHz"
        ### [arg]: arg optional
        #Option     "NoAccel"               # [<bool>]
        #Option     "AccelMethod"           # [<str>]
        #Option     "offscreensize"         # [<str>]
        #Option     "SWcursor"              # [<bool>]
        #Option     "ignoreconnector"       # [<str>]
        #Option     "forcereduced"          # [<bool>]
        #Option     "forcedpi"              # <i>
        #Option     "useconfiguredmonitor"    # [<bool>]
        #Option     "HPD"                   # <str>
        #Option     "NoRandr"               # [<bool>]
        #Option     "RROutputOrder"         # [<str>]
        #Option     "DRI" "True"                   # [<bool>]
        #Option     "TVMode"                # [<str>]
        #Option     "ScaleType"             # [<str>]
        #Option     "UseAtomBIOS"           # [<bool>]
        #Option     "AtomBIOS"              # [<str>]
        #Option     "UnverifiedFeatures"    # [<bool>]
   #Driver   "radeonhd"
   #BusID   "PCI:1:0:0"
   #VendorName  "ATI Technologies Inc"
   #BoardName   "Unknown Board"
   #BusID   
   # AMD ATI Radeon (binary)
      #Option   "BlockSignalsOnLock" "on"
   #Option   "KernelModuleParm" "locked-userpages=0"
   #Option   "OpenGLOverlay" "off"
   #Option   "UseFastTLS" "2"
   #Option   "UseInternalAGPGART" "no"
   #Option   "VideoOverlay" "on"
   #Option   "mtrr" "off"
   #Option   "no_accel" "no"
   #Option   "no_dri" "no"
   #Option   "EnablePrivateBackZ" "no"
   #Option   "backingstore" "true"
   Identifier  "Card0"
   Driver      "fglrx"
   Option       "VideoOverlay" "on"
   Option       "OpenGLOverlay" "off"
   BusID       "PCI:1:0:0"
EndSection

Section "Screen"

   #SubSection "Display"
   #   Viewport   0 0
   #   Depth     1
   #EndSubSection
   #SubSection "Display"
   #   Viewport   0 0
   #   Depth     4
   #EndSubSection
   #SubSection "Display"
   #   Viewport   0 0
   #   Depth     8
   #EndSubSection
   #SubSection "Display"
   #   Viewport   0 0
   #   Depth     15
   #EndSubSection
   #SubSection "Display"
   #   Viewport   0 0
   #   Depth     16
   #EndSubSection
   Identifier "Screen0"
   Device     "Card0"
   Monitor    "Monitor0"
   DefaultDepth     24
   SubSection "Display"
      Viewport   0 0
      Depth     24
   EndSubSection
EndSection

Section "dri"
   Mode 0666
EndSection

_________________
Patrick Ewing wrote:
if it walks like a duck and talks like a duck, it’s a duck, right? So if this duck is not giving you the noise that you want, you’ve got to just punch that duck until it returns what you expect.
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srunni
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PostPosted: Mon Dec 15, 2008 7:27 pm    Post subject: Reply with quote

I still haven't got this fixed. Anyone have any ideas?

Thanks!
_________________
Patrick Ewing wrote:
if it walks like a duck and talks like a duck, it’s a duck, right? So if this duck is not giving you the noise that you want, you’ve got to just punch that duck until it returns what you expect.
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d2_racing
Bodhisattva
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Joined: 25 Apr 2005
Posts: 13047
Location: Ste-Foy,Canada

PostPosted: Tue Dec 16, 2008 12:14 pm    Post subject: Reply with quote

Hi, I see intel corporation inside your /etc/X11/xorg.conf

Can you try that :

Code:

# cp /etc/X11/xorg.conf /root/xorg.conf.bak
# /opt/ati/bin/aticonfig --initial --input=/etc/X11/xorg.conf
# equery list ati
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d2_racing
Bodhisattva
Bodhisattva


Joined: 25 Apr 2005
Posts: 13047
Location: Ste-Foy,Canada

PostPosted: Tue Dec 16, 2008 12:15 pm    Post subject: Reply with quote

Are you sure that your video card is not a HD... If it's a HD, maybe you should try this one : http://www.gentoo-portage.com/x11-drivers/xf86-video-radeonhd
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srunni
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PostPosted: Tue Dec 16, 2008 4:47 pm    Post subject: Reply with quote

Yes, it is HD. It is an ATI Mobility Radeon HD 3470. I will give that driver a shot and let you know how it goes.
_________________
Patrick Ewing wrote:
if it walks like a duck and talks like a duck, it’s a duck, right? So if this duck is not giving you the noise that you want, you’ve got to just punch that duck until it returns what you expect.
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srunni
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Joined: 26 Dec 2007
Posts: 365

PostPosted: Wed Dec 17, 2008 1:59 am    Post subject: Reply with quote

OK, I tried the radeonhd driver, but it is not even allowing me to extend my desktop. It is just mirroring it, and not very well.
_________________
Patrick Ewing wrote:
if it walks like a duck and talks like a duck, it’s a duck, right? So if this duck is not giving you the noise that you want, you’ve got to just punch that duck until it returns what you expect.
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