This is a Windows Installer (MSI) error. Here are the probable causes:-
1. It most commonly occurs because the CD is dirty or scratched.
2. This issue may also occur if you use a DVD or CD-RW drive.
In your situation, it is most likely to be the second one
The documentation "OFF2000: Error Message: Internal Error 2349..." is available from Microsoft at http://support.microsoft.com/?kbid=329386
Borland also provides a document "Internal error 2349 while installing ..." at http://community.borland.com/article...,28746,00.html
To resolve the issue,
1. Please copy the setup onto your hard drive and launch it; or
2. Use a CD-ROM drive to install.