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            Titel: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 20.06.2007, 08:13 Uhr
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            Anmeldung: 22. Aug 2006 
            Beiträge: 34 
             
            
            
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          Can someone help me to get my monitor Samsung 245B work in native resolution 1920x1200 under Kanotix?
 
 
PS: I am not very familiar with linux, but I believe I need to tinker with the xorg.conf.
 
 
 
PSS: Some info I found on the monitors manual:
 
 
Display Mode
 
Horizontal Frequency (kHz)
 
Vertical Frequency (Hz)
 
Pixel Clock (MHz)
 
Sync Polarity (H/V)
 
 
MAC, 640 x 480 35.000 66.667 30.240 -/-
 
MAC, 832 x 624 49.726 74.551 57.284 -/-
 
MAC,1152 x 870 68.681 75.062 100.000 -/-
 
IBM, 640 x 350 31.469 70.086 25.175 +/-
 
IBM, 640 x 480 31.469 59.940 25.175 -/-
 
IBM, 720 x 400 31.469 70.087 28.322 -/+
 
VESA, 640 x 480 37.500 75.000 31.500 -/-
 
VESA, 640 x 480 37.861 72.809 31.500 -/-
 
VESA, 800 x 600 35.156 56.250 36.000 +/+
 
VESA, 800 x 600 37.879 60.317 40.000 +/+
 
VESA, 800 x 600 46.875 75.000 49.500 +/+
 
VESA, 800 x 600 48.077 72.188 50.000 +/+
 
VESA, 1024 x 768 48.363 60.004 64.000 -/-
 
VESA, 1024 x 768 56.476 70.069 75.000 -/-
 
VESA, 1024 x 768 60.023 75.029 78.750 +/+
 
VESA, 1152 x 864 67.500 75.000 108.000 +/+
 
VESA, 1280 x 960 60.000 60.000 108.000 +/+
 
VESA, 1280 x 1024 79.976 75.025 135.000 +/+
 
VESA, 1920 x 1200 74.038 59.950 154.000 +/- | 
         
        
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            Titel: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 20.06.2007, 09:24 Uhr
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            Anmeldung: 08. Aug 2005 
            Beiträge: 39 
             
            
            
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          Hi JumpyLINUX,
 
 
did you try typing "knxcc" on a console?
 
 
(then display->resolution and restart xserver, i think)
 
 
By the way: which kind of graphic card do you use? | 
         
        
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            Titel: Re: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 20.06.2007, 11:39 Uhr
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            Anmeldung: 22. Aug 2006 
            Beiträge: 34 
             
            
            
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 bundeskanzler4711 hat folgendes geschrieben:: 
Hi JumpyLINUX,
 
did you try typing "knxcc" on a console?
 
 
 
No, but I will try this.
 
 
bundeskanzler4711 hat folgendes geschrieben:: 
Hi JumpyLINUX,
 
By the way: which kind of graphic card do you use?
 
 
Built in Intel GMA945. | 
         
        
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            Titel: Re: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 20.06.2007, 14:00 Uhr
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            Anmeldung: 08. Aug 2005 
            Beiträge: 39 
             
            
            
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          i found out, that there are two ways using this chip as on-board-variant:
 
 
 - laptop and
 
 - desktop pc
 
 
which one do you have? | 
         
        
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            Titel: Re: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 21.06.2007, 05:55 Uhr
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            Anmeldung: 22. Aug 2006 
            Beiträge: 34 
             
            
            
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 bundeskanzler4711 hat folgendes geschrieben:: 
i found out, that there are two ways using this chip as on-board-variant:
 
 
 - laptop and
 
 - desktop pc
 
 
which one do you have?
 
 
 
Laptop (Acer TravelMate 3004WTMi).
 
 
I tried knxcc, but the closest I could get was 1600x1200@75Hz. I could not even select 60Hz which is the right frequency. | 
         
        
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            Titel: Re: Need help with xorg.conf - Samsung 245B 
             Verfasst am: 21.06.2007, 06:39 Uhr
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            Anmeldung: 08. Aug 2005 
            Beiträge: 39 
             
            
            
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          perhaps you can try out in livecd-modus following cheatcode at grub (simply add to line):
 
 
Code: 
screen=1920x1200 vsync=60
 
 
 
if it works, you have two choices:
 
 
a) test these cheatcodes at grub in your hd-install or
 
b) have a look into the /etc/X11/xf86conf (live mode) which parameters are used and copy them to your xorg.conf file
 
 
if it doesn't work, let me know   | 
         
        
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