在suse 10 下怎样调整分辨率真？更改 /etc/X11/xorg.conf 里的哪个文件可以修改分辨率啊？我改完了以后就进不去桌面了。
xorg.conf的内容如下：请高手指点刚刚接触LINUX，我把下面标注为红色的部分改了，改完了就进不去系统了。
# /.../
# SaX generated X11 config file
# Created on: 2012-02-28T15:27:34-0500.
#
# Version: 7.1
# Contact: Marcus Schaefer , 2005
# Contact: SaX-User list 
#
# Automatically generated by [ISaX] (7.1)
# PLEASE DO NOT EDIT THIS FILE!
#

Section "Files"
  FontPath     "/usr/X11R6/lib/X11/fonts/misc:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/local"
  FontPath     "/usr/X11R6/lib/X11/fonts/75dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/100dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/Type1"
  FontPath     "/usr/X11R6/lib/X11/fonts/URW"
  FontPath     "/usr/X11R6/lib/X11/fonts/Speedo"
  FontPath     "/usr/X11R6/lib/X11/fonts/PEX"
  FontPath     "/usr/X11R6/lib/X11/fonts/cyrillic"
  FontPath     "/usr/X11R6/lib/X11/fonts/latin2/misc:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/latin2/75dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/latin2/100dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/latin2/Type1"
  FontPath     "/usr/X11R6/lib/X11/fonts/latin7/75dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/baekmuk:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/japanese:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/kwintv"
  FontPath     "/usr/X11R6/lib/X11/fonts/truetype"
  FontPath     "/usr/X11R6/lib/X11/fonts/uni:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/CID"
  FontPath     "/usr/X11R6/lib/X11/fonts/ucs/misc:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/ucs/75dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/ucs/100dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/hellas/misc:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/hellas/75dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/hellas/100dpi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/hellas/Type1"
  FontPath     "/usr/X11R6/lib/X11/fonts/misc/sgi:unscaled"
  FontPath     "/usr/X11R6/lib/X11/fonts/xtest"
  FontPath     "/opt/kde3/share/fonts"
  InputDevices "/dev/gpmdata"
  InputDevices "/dev/input/mice"
EndSection

Section "ServerFlags"
  Option       "AllowMouseOpenFail" "on"
EndSection

Section "Module"
  Load         "dbe"
  Load         "type1"
  Load         "freetype"
  Load         "extmod"
  Load         "glx"
  Load         "v4l"
EndSection

Section "InputDevice"
  Driver       "kbd"
  Identifier   "VMware Keyboard"
  Option       "Protocol" "Standard"
  Option       "XkbLayout" "us"
  Option       "XkbModel" "pc104"
  Option       "XkbRules" "xfree86"
EndSection


Section "InputDevice"
  Driver       "vmmouse"
  Identifier   "VMware Mouse"
  Option       "Buttons" "5"
  Option       "Device" "/dev/input/mice"
  Option       "Name" "ImPS/2 Generic Wheel Mouse"
  Option       "Protocol" "IMPS/2"
  Option       "Vendor" "Sysp"
  Option       "ZAxisMapping" "4 5"
Option "Emulate3Buttons" "true"
EndSection




Section "Modes"
  Identifier   "Modes[0]"
  Modeline  "800x600" 40.0 800 840 968 1056 600 601 605 628 +hsync +vsync
  Modeline  "800x600" 36.88 800 832 912 1024 600 601 604 621
EndSection




Section "Device"
    Identifier  "VMware SVGA"
    Driver      "vmware"
EndSection


Section "ServerLayout"
  Identifier   "Layout[all]"
  Option       "Clone" "off"
  Option       "Xinerama" "off"
  Screen       "Screen[0]"
InputDevice "VMware Keyboard" "CoreKeyboard"
InputDevice "VMware Mouse" "CorePointer"
EndSection


Section "DRI"
    Group      "video"
    Mode       0660
EndSection

Section "Extensions"
EndSection

Section "Screen"
    Identifier     "Screen[0]"
    Device      "VMware SVGA"
    Monitor     "vmware"
    # Don't specify DefaultColorDepth unless you know what you're
    # doing. It will override the driver's preferences which can
    # cause the X server not to run if the host doesn't support the
    # depth.
    #Subsection "Display"
 VGA mode: better left untouched
  Depth       4
  Modes     "800x600"
 ViewPort    0 0
 EndSubsection
    Subsection "Display"
        Depth       8
        Modes       "1680x1050"
        ViewPort    0 0
    EndSubsection
    Subsection "Display"
        Depth       15
        Modes       "1680x1050"
        ViewPort    0 0
    EndSubsection
    Subsection "Display"
        Depth       16
        Modes       "1680x1050"
        ViewPort    0 0
    EndSubsection
    Subsection "Display"
        Depth       24
        Modes       "1680x1050"
        ViewPort    0 0
    EndSubsection
EndSection
Section "Monitor"
    Identifier      "vmware"
    VendorName      "VMware, Inc"
    HorizSync       1-10000
    VertRefresh     1-10000
EndSection

Section "Modes"

  Identifier "Modes[0]"

  Modeline "800x600" 40.0 800 840 968 1056 600 601 605 628 +hsync +vsync

  Modeline "800x600" 36.88 800 832 912 1024 600 601 604 621

EndSection

为什么不改这个呢? 

 Modes "800x600"

 ViewPort 0 0

 EndSubsection

  Subsection "Display"

  Depth 8

  Modes "1680x1050"

  ViewPort 0 0

  EndSubsection

  Subsection "Display"

  Depth 15

  Modes "1680x1050"

  ViewPort 0 0

  EndSubsection

  Subsection "Display"

  Depth 16

  Modes "1680x1050"

  ViewPort 0 0

  EndSubsection

  Subsection "Display"

  Depth 24

  Modes "1680x1050"

  ViewPort 0 0

这些不都很类似吗? 为什么单单修改红色的那个