Здравствуйте. У меня аналогичная проблема. Ноут такой-же.
При установке Убунты 7,04 пишет "Failed to start the X server..."
"...
(EE) VESA(0): No matching modes
(EE) Screen(s) found, but none have a usable configuration.
Fatal server error:
no screens found
X10: fatal I0 error 104 (Connection reset by peer) on X server ":0.0"
after 0 requests (0 known processed) with 0 events remaining"
Вот лог.