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Thread: new screen resolution issues

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i got sansui hdlcd 185w (an xmas present me me). can't life of me use native resolution manual says 1366x768. i'm stuck @ 640x480 =(

$ xrandr
gives:
code:
xrandr: failed size of gamma output default  screen 0: minimum 320 x 240, current 640 x 480, maximum 640 x 480  default connected 640x480+0+0 0mm x 0mm     640x480        50.0*      320x240        51.0
$ cvt 1366 768
gives:

code:
# 1368x768 59.88 hz (cvt) hsync: 47.79 khz; pclk: 85.25 mhz  modeline "1368x768_60.00"   85.25  1368 1440 1576 1784  768 771 781 798 -hsync +vsync
and after running

$ sudo nvidia-xconfig
xorg.conf looks like

code:
# nvidia-xconfig: x configuration file generated nvidia-xconfig  # nvidia-xconfig:  version 1.0  (pbuilder@windlord)  sun jun 13 06:03:17 utc 2010    section "serverlayout"      identifier     "layout0"      screen      0  "screen0"      inputdevice    "keyboard0" "corekeyboard"      inputdevice    "mouse0" "corepointer"  endsection    section "files"  endsection    section "inputdevice"      # generated default      identifier     "mouse0"      driver         "mouse"      option         "protocol" "auto"      option         "device" "/dev/psaux"      option         "emulate3buttons" "no"      option         "zaxismapping" "4 5"  endsection    section "inputdevice"      # generated default      identifier     "keyboard0"      driver         "kbd"  endsection    section "monitor"      identifier     "monitor0"      vendorname     "unknown"      modelname      "unknown"      horizsync       28.0 - 33.0      vertrefresh     43.0 - 72.0      option         "dpms"  endsection    section "device"      identifier     "device0"      driver         "nvidia"      vendorname     "nvidia corporation"  endsection    section "screen"      identifier     "screen0"      device         "device0"      monitor        "monitor0"      defaultdepth    24      subsection     "display"          depth       24      endsubsection  endsection

in advance =)

also,

$ xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync

returns
code:
xrandr: failed size of gamma output default
i've tried few other things, nothing getting me past 640x480 =(


Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Hardware [lubuntu] new screen resolution issues


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