Need help - Installing Fedora Core

Greetings! I am trying to install Fedora Core in an old computer. It
has Windows98 with 384 MB of RAM and 7.43 GB of hard disk. Windows98
and few files is occuping 1.20 GB of space, leaving 6.23 GB of free
space. File system is Fat 32.

I put the first CD-ROM disk in computer and started the computer.I got
the following message - ISOLINUX 3.08 2005-5-19 copyright 1994-2005 H
Peter Arvin. Isolinux disk error 20, Ax-4240, drive 9F.

What shall I do now? With thanks.

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