I am  confused when I connect an external monitor (22").

a) it is recognized as Samsung 7", and not as correct Samsung 22"TVmonitor

the output of xrandr is:
Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 32767 x 32767
LVDS1 connected primary 1366x768+0+0 (normal left inverted right x axis y axis) 340mm x 190mm
   1366x768      60.00*+
   1024x768      60.00 
   1024x576      60.00 
   960x540       60.00 
   800x600       60.32    56.25 
   864x486       60.00 
   640x480       59.94 
   720x405       60.00 
   680x384       60.00 
   640x360       60.00 
DP1 disconnected (normal left inverted right x axis y axis)
HDMI1 connected 1920x1080+0+0 (normal left inverted right x axis y axis) 160mm x 90mm
   1680x1050     59.95 +
   1920x1080     60.00    50.00*   59.94    30.00    25.00    24.00    29.97    23.98 
   1920x1080i    60.00    50.00    59.94 
   1280x1024     75.02    60.02 
   1280x960      60.00 
   1152x864      75.00 
   1280x720      60.00    50.00    59.94 
   1024x768      75.03    70.07    60.00 
   832x624       74.55 
   800x600       72.19    75.00    60.32    56.25 
   720x576       50.00 
   720x480       60.00    59.94 
   640x480       75.00    72.81    66.67    60.00    59.94 
   720x400       70.08 
VGA1 disconnected (normal left inverted right x axis y axis)
VIRTUAL1 disconnected (normal left inverted right x axis y axis)

When connected characters are ugly on the TV monitor

What am I missing??


Antonio Montagnani

Linux Fedora 25(Workstation)
inviato da Gmail