Comment 18 for bug 212206

It seems to me that having one or two pixel off is the lucky case. In general a TFT/LCD doesn't tune to any frequency or resolution like a CRT does.

I attached a Panasonic PT-AE500E video beamer by means of HDMI. This one simply stays black (= no image):

Screen 0: minimum 320 x 200, current 1280 x 1024, maximum 3200 x 3000
VGA disconnected (normal left inverted right x axis y axis)
LVDS connected (normal left inverted right x axis y axis)
   1280x800 60.0 + 60.0
   1280x768 60.0
   1024x768 60.0
   800x600 60.3
   640x480 59.9
TMDS-1 connected 1280x1024+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
   1280x1024 59.9*
   1280x800 60.0
   1280x768 60.0 62.5
   1280x720 59.9
   1024x768 60.0 59.9
   1072x603 59.8
   800x600 60.3 59.9
   856x481 59.6
   640x480 60.0 59.9