Diagnosis
You have marked one or more columns as sort criteria.

System Response
The system displays the columns marked for sorting based on the orderof selection.

Procedure
You can select a maximum of three columns as sort criteria.
If you want to deselect a marked column, position the cursor on themarked column and select Edit -> Mark for sort. again.
To carry out the sorting function in the predefined sequence, selectEdit -> Sort in asc. order or Sort in desc. order.