Debian resolution & Acer monitor

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Little Al

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Jul 18, 2008, 4:19:11 PM7/18/08
to Linux Users Group

My old monitor died so I replaced it with 19 inch Acer X193W LCD
monitor.

My problem:
Although the other programs that are set at 1024 X 768 and 60 Hz are
opened OK by the monitor the Debian OS isn't opened but the screen
says "Input not supported" I can't change the resolution until I can
open the OS to view. The operating system is running OK so it is just
the monitor. Any one have a suggestion that will allow me to change
the resolution. I think it is now set at 800 X 600 at 70 Hz.

TIA, Little Al

Joe Wollard

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Jul 19, 2008, 12:01:05 AM7/19/08
to linuxus...@googlegroups.com
I've been using an Acer AL1916W and had the exact same problem when I
initially bought it. Apparently Acer isn't great at making monitors
that accurately report their native resolutions.

Take a look at the contents of the /etc/X11/xorg.conf file I've got on
my system, hopefully it will help. (It was generated by the nVidia
driver installation script and has compositing enabled):

###########################################################
Section "ServerLayout"
Identifier "single head configuration"
Screen 0 "Screen0" 0 0
InputDevice "Mouse0" "CorePointer"
InputDevice "Keyboard0" "CoreKeyboard"
EndSection

Section "Files"
EndSection

Section "ServerFlags"
Option "AIGLX" "on"
EndSection

Section "InputDevice"

# generated from default
Identifier "Mouse0"
Driver "mouse"
Option "Protocol" "auto"
Option "Device" "/dev/input/mice"
Option "Emulate3Buttons" "no"
Option "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"

# keyboard added by rhpxl
Identifier "Keyboard0"
Driver "kbd"
Option "XkbModel" "pc105"
Option "XkbLayout" "us"
EndSection

Section "Monitor"
Identifier "Monitor0"
ModelName "Acer AL1916W"
HorizSync 30.0 - 82.0
VertRefresh 56.0 - 76.0
Option "dpms"
EndSection

Section "Device"
Identifier "Videocard0"
Driver "nvidia"
EndSection

Section "Screen"
Identifier "Screen0"
Device "Videocard0"
Monitor "Monitor0"
DefaultDepth 24
Option "ignoreABI"
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection

Section "Extensions"
Option "Composite" "Enable"
EndSection
###########################################################

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