Display resolution not changing in intel 845 bord

hemanth kumar hemanthkm at gmail.com
Wed Aug 3 05:05:23 PDT 2011


i am trying to set up RHEL 5.1 client in my IBM netvista Client.
When i tried to intall in GUI mode,i got the Error "mini-wm: Fatal IO Error
( Connection reset bye peer) on X server :1:0"
So then i installed inn command mode.installation was successful.then i gave
startx command,i got the following error

X Window System Version 7.1.1
Release Date: 12 May 2006
X Protocol Version 11, Revision 0, Release 7.1.1
Build Operating System: Linux 2.6.9-55.0.2.ELsmp i686 Red Hat, Inc.
Current Operating System: Linux desktop 2.6.18-53.el5 #1 SMP Wed Oct 10
16:34:02 EDT 2007 i686
Build Date: 05 September 2007
Build ID: xorg-x11-server 1.1.1-48.26.el5
        Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.
Module Loader present
Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Wed Aug  3 12:15:29 2011
(==) Using config file: "/etc/X11/xorg.conf"
(EE) I810(0): No Video BIOS modes for chosen depth.
(EE) Screen(s) found, but none have a usable configuration.

Fatal server error:
no screens found
XIO:  fatal IO error 104 (Connection reset by peer) on X server ":0.0"
      after 0 requests (0 known processed) with 0 events remaining.
Then i tried 915resolution,but no use.

then i tried X -configure command, now i am able to boot in GUI,new
configuration file also created.But i am not able to change the
resolution.it stays in 640x480,nothing else listed.

My system details...

Processor P4 2.4GHZ,
Chipset Intel 845G
Monitor HP7450 CRT

any one faced and fixied this kind of issue?
Thanks in advance

This is the content of the xorg.conf.new file after X -configure

[root at desktop ~]# vi /root/xorg.conf.new
Section "ServerLayout"
        Identifier     "X.org Configured"
        Screen      0  "Screen0" 0 0
        InputDevice    "Mouse0" "CorePointer"
        InputDevice    "Keyboard0" "CoreKeyboard"

Section "Files"
        RgbPath      "/usr/share/X11/rgb"
        ModulePath   "/usr/lib/xorg/modules"
        FontPath     "unix/:7100"
        FontPath     "built-ins"

Section "Module"
        Load  "dri"
        Load  "dbe"
        Load  "extmod"
        Load  "vnc"
        Load  "record"
        Load  "glx"
        Load  "xtrap"

Section "InputDevice"
        Identifier  "Keyboard0"
        Driver      "kbd"

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

Section "Monitor"
        #DisplaySize      320   240     # mm
        Identifier   "Monitor0"
        VendorName   "HWP"
        ModelName    "HP 7540"
 ### Comment all HorizSync and VertSync values to use DDC:
### Comment all HorizSync and VertSync values to use DDC:
        HorizSync    30.0 - 70.0
        VertRefresh  50.0 - 160.0
        Option      "DPMS"

Section "Device"
        ### 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     "SWcursor"                  # [<bool>]
        #Option     "ColorKey"                  # <i>
        #Option     "CacheLines"                # <i>
        #Option     "Dac6Bit"                   # [<bool>]
        #Option     "DRI"                       # [<bool>]
        #Option     "NoDDC"                     # [<bool>]
        #Option     "ShowCache"                 # [<bool>]
        #Option     "XvMCSurfaces"              # <i>
        #Option     "PageFlip"                  # [<bool>]
        Identifier  "Card0"
        Driver      "intel"
        VendorName  "Intel Corporation"
        BoardName   "82845G/GL[Brookdale-G]/GE Chipset Integrated Graphics
        BusID       "PCI:0:2:0"

Section "Screen"
        Identifier "Screen0"
        Device     "Card0"
        Monitor    "Monitor0"
        SubSection "Display"
                Viewport   0 0
                       Depth     1
        SubSection "Display"
                Viewport   0 0
                Depth     4
        SubSection "Display"
                Viewport   0 0
                Depth     8
        SubSection "Display"
                Viewport   0 0
                Depth     15
        SubSection "Display"
                Viewport   0 0
                Depth     16
        SubSection "Display"
                Viewport   0 0
                Depth     24
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