<font face="Verdana, Arial, Helvetica" style>My modes from my Panasonic plasma are as follows (found by using the Option "ModeDebug" "true" in xorg)</font><div style><div><font face="Verdana, Arial, Helvetica"><br>
</font></div><div><font face="Verdana, Arial, Helvetica"><div>"1920x1080" : 1920 x 1080 @ 50.0 Hz Interlace (from: EDID)</div><div>"1920x1080_50i" : 1920 x 1080 @ 50.0 Hz Interlace (from: EDID)</div>
<div>"1920x1080_60" : 1920 x 1080 @ 59.94/60 Hz (CEA-861B Format 16) (from: EDID)</div><div>"1920x1080_50" : 1920 x 1080 @ 50 Hz (CEA-861B Format 31) (from: EDID)</div><div>"1920x1080_24" : 1920 x 1080 @ 23.97/24 Hz (CEA-861B Format 32) (from: EDID)</div>
<div>"1920x1080_60i" : 1920 x 1080 @ 60.1 Hz Interlace (from: EDID)</div><div>"1920x1080_60i_0" : 1920 x 1080 @ 59.94/60 Hz (CEA-861B Format 5) (from: EDID)</div><div><br></div><div>So I have chosen just the 3</div>
<div>"1920x1080_60", "1920x1080_50" and "1920x1080_24"</div><div><br></div><div>I definitely have 'Force Full GPU Scaling' box unchecked</div></font></div></div>