Sun Diagnostic Computer help needed

Here is a list of the discs that came with this tester:
1. 1985 Nissan E.C.C.S. 6 cyl diagnostic program
2. Ford Monitors on Board Elec. systems 83-88
3. Ford EEC-IV & MCU Monitor Program 83-87
4. Diagnostic Program Toyota 83-87
5. Diagnostic Program Mazda RX7 86-87
6. Test link program Monitors GM80-84, Ford 83-84, Chrysler 84
7. Chrysler Monitor Program 84-88
8. Diagnostic Program Chrysler 87 Turbo 2.2 and EFI
9. Diagnostic Program Chrysler Carburated 86
10. Diagnostic Program Chrysler 86 Turbo 2.2 and EFI
11. Diagnostic Program Chrysler 85 Carbureted
12. Diagnostic Program Chrysler 84 Turbo and EFI
13. Diagnostic 87 GM CCC
14. Diagnostic GM 81 CCC
15. Diagnostic GM 88 TBI
16. Diagnostic GM 88 PFI Vins L, S. #, (
17. Diagnostic GM 88 CCC
18. Diagnostic GM 86 TBI
19. Diagnostic GM 83 CCC
20. Diagnostic GM 84 TBI
21. Diagnostic GM 88 PFI Vins C, D
22. Diagnostic 87 GM Light Trk Gas
23. Diagnostic GM 85 PFI
24. Diagnostic GM 86 PFI
25. Diagnostic GM 88 PFI, Vins F, M, W, 8
26. Diagnostic GM 85 TBI
27. GM Monitor Program 88
28. Diagnostic GM 86 CCC
Anyone can shed some light on this?
Rod