Yeah, 10 years might be a little old. "In the old days" video cards did not have a standard interface which could be used by the operating system to query the capabilities of the video card. Perhaps it's one of those.
Some info that might be useful:
The configuration of the X server is stored in /etc/X11/xorg.conf
. You can verify this position by checking the log file mentioned above. Near the beginning of the file you find
(==) Using config file "....."
If a Live CD does recognize a card, it creates the config file and then starts the X(org) server.
If a particular config file does work on the Live CD, chances are high that it also works with the normal installation.
So, save the config file from the Live CD, e.g to a floppy disk, USB drive. Then start the normal installation, rename the old config file (the one that did not work) and copy the config file from the floppy disk to its place. Then restart the system.
result in some kind of graphical display. It might not be the perfect one - but you can at least start firefox and try to get more help