help with unbubti / xbubuntu install error !!!!

[porkrind]

trying live cd with PIII550mhz pc


gets so far ad get error message



buffer I/O error on device hdc, logical block *


* insert number


I have just installed Win2000 on it to check disk was ok , it is



whats up really want to install Xbuntu on this machine

 

[porkrind]

cd works in main comp , just realised this machine only has 64mb ram

can i do A network install from floppy or summin ?