AFD Status Fix

Program Segment	09DDM000010S
AFD	SD 4x3
AFDStart	2021-10-04 16:45:07.0
AFDFinish	2021-10-04 16:45:07.0
MXFAvailable	2021-10-06 17:38:22.0

Unknown means assumed SD-MXF 4x2

SD-MXF 4x3 means SD full-screen, HD pillar-box

SD-MXF 4x2 means SD letter-box, HD full-screen

HD-MXF 16x9 means SD letter-box, HD full-screen

HD-MXF 4x3 means SD full-screen, HD pillar-box

How to recongize and fix an AFD error.

Change to: