The ability to select one of the following Outlet Configurations depends on which Test Limit you have selected.
For example, ANSI/TIA-568-C only permits T568A or T568B.
ANSI/TIA-1005 permits Ethernet Two-Pair and Ethernet Two-Pair Crossed in addition to T568A and T568B.
It is also possible to customize the existing outlet configurations in the form of disabling specific wire pairs, see this article for details: Creating a Custom Outlet Configuration (Wire Map) - DSX CableAnalyzer