These are the various versions of IBM's OS400 which AZScan can review. This operating system is also known as iSeries.

A total of 17 variations of OS/400 are able to be reviewed:
OS400 v7r1
OS400 v6r1
OS400 v5r4
OS400 v5r3
OS400 v5r2
OS400 v5r1
OS400 v4r5
OS400 v4r3
OS400 v4r2
OS400 v4r1
OS400 v3r7
OS400 v3r6
OS400 v3r5
OS400 v3r4
OS400 v3r3
OS400 v3r2
OS400 v3r1