Blinking screen after run fsck

Hi all,

my problem starts when the machine hangged and i had to shutdown clicking in the power button. After this when i boot again, the system fix my knoppix v3.3 main partition ( i only have a partition for the system and a swap partition) because was corrupted. When the system was going up the screen started to blink quickly and the machine hangged without starts the X.
I supose the problem is the X config file that will be corrupt but i don,t know if it´s exactly.

Could anyone help me, please?

Doni.