沒辦法進x-window

xgi0374

各位大大~我是suse 新手
今天遇到一個問題，就是我在xorg.conf裡面將depth切換至24bit時，就無法進x-window了，有誰可以幫幫我
我是用asus P5AD2-E的主機版
顯示卡是"XGI Z9"

下面是我的log檔

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(II) XGIZ(0): Not using default mode "960x720" (no mode of this name)
(II) XGIZ(0): Not using default mode "832x624" (no mode of this name)
(II) XGIZ(0): Not using default mode "416x312" (no mode of this name)
(II) XGIZ(0): Not using default mode "1152x768" (no mode of this name)
(II) XGIZ(0): Not using default mode "576x384" (no mode of this name)
(II) XGIZ(0): Not using default mode "700x525" (no mode of this name)
(II) XGIZ(0): Not using default mode "700x525" (no mode of this name)
(II) XGIZ(0): Not using default mode "800x512" (no mode of this name)
(II) XGIZ(0): Not using default mode "1920x1440" (bad mode clock/interlace/doublescan)
(II) XGIZ(0): Not using default mode "960x720" (no mode of this name)
(II) XGIZ(0): Not using default mode "2048x1536" (bad mode clock/interlace/doublescan)
(II) XGIZ(0): Not using default mode "2048x1536" (bad mode clock/interlace/doublescan)
(II) XGIZ(0): Not using default mode "2048x1536" (bad mode clock/interlace/doublescan)
(WW) XGIZ(0): Mode pool is empty
(EE) XGIZ(0): **************************************************
(EE) XGIZ(0):                       ERROR:
(EE) XGIZ(0): No valid modes found
(EE) XGIZ(0):                   END OF MESSAGE
(EE) XGIZ(0): **************************************************
(II) UnloadModule: "xgiz"
(II) UnloadModule: "int10"
(II) UnloadModule: "int10"
(II) UnloadModule: "ddc"
(II) Unloading /usr/X11R6/lib/modules/libddc.so
(II) UnloadModule: "int10"
(II) Unloading /usr/X11R6/lib/modules/linux/libint10.so
(II) UnloadModule: "vbe"
(II) Unloading /usr/X11R6/lib/modules/libvbe.so
(II) UnloadModule: "ramdac"
(II) Unloading /usr/X11R6/lib/modules/libramdac.so
(II) UnloadModule: "vgahw"
(II) Unloading /usr/X11R6/lib/modules/libvgahw.so
(EE) Screen(s) found, but none have a usable configuration.

Fatal server error:
no screens found

Please consult the The X.Org Foundation support
         at http://wiki.X.Org
for help.
Please also check the log file at "/var/log/Xorg.0.log" for additional information.

ACPI: Closing device
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xgi0374

不好意思，忘了寫上os
我是用"SLES10 SP1"