Hitachi Compute Blade 2000 User Manual page 1191

 Linux display setting
If you click GUI: System > Management > Display or System >
Preferences > Screen Resolution to set the screen resolution,
the setting values might not properly take effect or the screen
might be disturbed after the setting. If so, open
/etc/X11/xorg.conf in a text editor to edit the resolution.
The Setting procedure for Red Hat Enterprise Linux 5 is as follows.
Open "/etc/x11/xorg.conf" using the editor, and set the following.
In /etc/X11/xorg.conf, select Section "Device" > Driver, and confirm that Driver is
1
vesa. If not, change it to vesa.
Setting example: Section "Device"
Section "Device"
Identifier
Driver
EndSection
2 /etc/X11/xorg.conf has not Section "Monitor or Section "Screen" – Monitor line,
create a new one referring to the examples described below.
Section "Screen" > SubSection "Display" > Modes, and set Modes to
"1024x763". If Modes does not exist, create a new one.
Select Section "Screen" – DefaultDepth or Section "Screen" > SubSection
"Display" > Depth, and set "16", which is our recommended value, to each of them.
If setting 24 bits, set "24".
Setting example: Section "Monitor"
Section "Monitor"
Identifier
ModelName
HorizSync 31.5 – 48.0
VertRefresh
Option
EndSection
"Videocard0"
"vesa"
"Monitor0"
"LCD Panel 1024x768"
56.0 – 65.0
"dpms"
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