Finding the date can take a little squinting, but this should help make it a bit easier.
Something like that's what you should look for on yours.
As for how to burn the disks, there's several methods, but I've had a lot of success with Imgburn with the Dreamcast plugins, which can be snagged here
; click on the download link next to "Imgburn with CDI files for any Windows or Linux with wine" near the top of the spreadsheet. After that, it's just a matter of installing the program, putting the plugins in the Imgburn folder, then running the program like normal and choosing a .cdi file.