user doc: Added mapper preview doc to procedure for combining fields
@@ -69,7 +69,9 @@ detects any errors, it displays informative messages at the top of the
.. Hide the preview fields by clicking
image:shared/images/EditorSettings.png[Editor settings] again and selecting
-*Hide Mapping Preview*. If you redisplay the preview fields, any data
+*Hide Mapping Preview*.
++
+If you redisplay the preview fields, any data
that you entered in them is still there and it
remains there until you exit the data mapper.
@@ -78,3 +80,7 @@ image:shared/images/grid.png[Grid] to display the mappings defined in
this step. A mapping that combines the values of more than one source field
into one target field looks like this:
image:images/CombineMapping.png[Combine Fields Mapping].
++
+You can also preview mapping results in this view. Click
+image:shared/images/EditorSettings.png[Editor settings], select
+*Show Mapping Preview*, and enter text as described in the previous step.
