Como vc citou, resolvi testar outra distro. Coloquei o LiveCd de um Famelix antigo que tinha aqui e deixei carregar. Ele trabalha todo com modelines, então copiei o xorg dele e depois fui comparando, e realmente as modelines tinham um erro que não deixavam o Ubuntu carregar. A linha que coloquei era assim:
ModeLine "848x480" 33,176 848 872 912 1064 480 483 488 516 +hsync +vsync
Quando deveria ser assim:
ModeLine "848x480" 33.18 848 872 912 1064 480 483 488 516 +hsync +vsync
Com um . no lugar da , (não sei se a 3ª casa influencia também).
Daí finalmente funcionou:
http://i5.photobucket.com/albums/y185/vampire_thunder/S5033539.jpgPorém para ela funcionar eu tive de deixar ela sozinha no Modes, junto com outra resolução absurda (1920, por exemplo) para carregar, pq se eu coloco alguma que funciona, ela não aparece mais na lista de resoluções. Tosco isso!
Então resolvi abrir mão da resolução e só usar em casos extremos, pois realmente é difícil usá-la pq quase não me sobra espaço no Desktop.
Resolvi ficar usando a 1024 mesmo, que por um mistério até pega melhor que no XP:
http://i5.photobucket.com/albums/y185/vampire_thunder/S5033538.jpgSó é ruim mesmo pra textos.
PS: Ainda tem a resolução 720x400, do xorg, mas essa eu não consegui usar nem com o Powerstrip.
http://i5.photobucket.com/albums/y185/vampire_thunder/S5033537.jpgObrigado mesmo pela ajuda. Segue a config do xorg do Famelix q talvez seja útil:
Section "Monitor"
Identifier "Monitor0"
Option "DPMS" "true"
VendorName "GSM"
ModelName "GSM75d8"
HorizSync 31 - 50 # DDC-probed
VertRefresh 58 - 63 # DDC-probed
# These are the DDC-probed settings reported by your monitor.
# 800x600, 60.0Hz; hfreq=37.88, vfreq=60.32
ModeLine "800x600" 40.00 800 840 968 1056 600 601 605 628 +hsync +vsync
# 640x480, 75.0Hz; hfreq=37.50, vfreq=75.00
ModeLine "640x480" 31.50 640 656 720 840 480 481 484 500 -hsync -vsync
# Extended modelines with GTF timings
# 640x480 @ 100.00 Hz (GTF) hsync: 50.90 kHz; pclk: 43.16 MHz
ModeLine "640x480" 43.16 640 680 744 848 480 481 484 509 -HSync +Vsync
# 768x576 @ 60.00 Hz (GTF) hsync: 35.82 kHz; pclk: 34.96 MHz
ModeLine "768x576" 34.96 768 792 872 976 576 577 580 597 -HSync +Vsync
# 768x576 @ 72.00 Hz (GTF) hsync: 43.27 kHz; pclk: 42.93 MHz
ModeLine "768x576" 42.93 768 800 880 992 576 577 580 601 -HSync +Vsync
# 768x576 @ 75.00 Hz (GTF) hsync: 45.15 kHz; pclk: 45.51 MHz
ModeLine "768x576" 45.51 768 808 888 1008 576 577 580 602 -HSync +Vsync
# 768x576 @ 85.00 Hz (GTF) hsync: 51.42 kHz; pclk: 51.84 MHz
ModeLine "768x576" 51.84 768 808 888 1008 576 577 580 605 -HSync +Vsync
# 768x576 @ 100.00 Hz (GTF) hsync: 61.10 kHz; pclk: 62.57 MHz
ModeLine "768x576" 62.57 768 816 896 1024 576 577 580 611 -HSync +Vsync
# 800x600 @ 100.00 Hz (GTF) hsync: 63.60 kHz; pclk: 68.18 MHz
ModeLine "800x600" 68.18 800 848 936 1072 600 601 604 636 -HSync +Vsync
# 1024x768 @ 100.00 Hz (GTF) hsync: 81.40 kHz; pclk: 113.31 MHz
ModeLine "1024x768" 113.31 1024 1096 1208 1392 768 769 772 814 -HSync +Vsync
# 1152x864 @ 60.00 Hz (GTF) hsync: 53.70 kHz; pclk: 81.62 MHz
ModeLine "1152x864" 81.62 1152 1216 1336 1520 864 865 868 895 -HSync +Vsync
# 1152x864 @ 85.00 Hz (GTF) hsync: 77.10 kHz; pclk: 119.65 MHz
ModeLine "1152x864" 119.65 1152 1224 1352 1552 864 865 868 907 -HSync +Vsync
# 1152x864 @ 100.00 Hz (GTF) hsync: 91.50 kHz; pclk: 143.47 MHz
ModeLine "1152x864" 143.47 1152 1232 1360 1568 864 865 868 915 -HSync +Vsync
# 1280x800 @ 60.00 Hz (GTF) hsync: 49.68 kHz; pclk: 83.46 MHz
ModeLine "1280x800" 83.46 1280 1344 1480 1680 800 801 804 828 -HSync +Vsync
# 1280x960 @ 72.00 Hz (GTF) hsync: 72.07 kHz; pclk: 124.54 MHz
ModeLine "1280x960" 124.54 1280 1368 1504 1728 960 961 964 1001 -HSync +Vsync
# 1280x960 @ 75.00 Hz (GTF) hsync: 75.15 kHz; pclk: 129.86 MHz
ModeLine "1280x960" 129.86 1280 1368 1504 1728 960 961 964 1002 -HSync +Vsync
# 1280x960 @ 100.00 Hz (GTF) hsync: 101.70 kHz; pclk: 178.99 MHz
ModeLine "1280x960" 178.99 1280 1376 1520 1760 960 961 964 1017 -HSync +Vsync
# 1280x1024 @ 100.00 Hz (GTF) hsync: 108.50 kHz; pclk: 190.96 MHz
ModeLine "1280x1024" 190.96 1280 1376 1520 1760 1024 1025 1028 1085 -HSync +Vsync
# 1368x768 @ 60.00 Hz (GTF) hsync: 47.70 kHz; pclk: 85.86 MHz
Modeline "1368x768" 85.86 1368 1440 1584 1800 768 769 772 795 -HSync +Vsync
# 1400x1050 @ 60.00 Hz (GTF) hsync: 65.22 kHz; pclk: 122.61 MHz
ModeLine "1400x1050" 122.61 1400 1488 1640 1880 1050 1051 1054 1087 -HSync +Vsync
# 1400x1050 @ 72.00 Hz (GTF) hsync: 78.77 kHz; pclk: 149.34 MHz
ModeLine "1400x1050" 149.34 1400 1496 1648 1896 1050 1051 1054 1094 -HSync +Vsync
# 1400x1050 @ 75.00 Hz (GTF) hsync: 82.20 kHz; pclk: 155.85 MHz
ModeLine "1400x1050" 155.85 1400 1496 1648 1896 1050 1051 1054 1096 -HSync +Vsync
# 1400x1050 @ 85.00 Hz (GTF) hsync: 93.76 kHz; pclk: 179.26 MHz
ModeLine "1400x1050" 179.26 1400 1504 1656 1912 1050 1051 1054 1103 -HSync +Vsync
# 1400x1050 @ 100.00 Hz (GTF) hsync: 111.20 kHz; pclk: 214.39 MHz
ModeLine "1400x1050" 214.39 1400 1512 1664 1928 1050 1051 1054 1112 -HSync +Vsync
# 1440x900 @ 60.00 Hz (GTF) hsync: 55.92 kHz; pclk: 106.47 MHz
Modeline "1440x900" 106.47 1440 1520 1672 1904 900 901 904 932 -HSync +Vsync
# 1600x1200 @ 100.00 Hz (GTF) hsync: 127.10 kHz; pclk: 280.64 MHz
ModeLine "1600x1200" 280.64 1600 1728 1904 2208 1200 1201 1204 1271 -HSync +Vsync
# 1680x1050 @ 60.00 Hz (GTF) hsync: 65.22 kHz; pclk: 147.14 MHz
ModeLine "1680x1050" 147.14 1680 1784 1968 2256 1050 1051 1054 1087 -HSync +Vsync
# 1920x1200 @ 60.00 Hz (GTF) hsync: 74.52 kHz; pclk: 193.16 MHz
ModeLine "1920x1200" 193.16 1920 2048 2256 2592 1200 1201 1204 1242 -HSync +Vsync
EndSection