When you drive production with AX you could design your process in many different ways depending on how you work. The flexibility with the journals concept of updating productions means you driver your information to post into the system through the journal.
There are buttons and parameters that help you accept the default, create and post the journals like the report as finished. Sometimes there is a need to do manual updates to adjust information. One for example is a manual registration if you want to register material as received from production but not post the full report as finished journal until you are ready.
Here is a quick overview
AX2012 R3 CU11