I tried it again using V7 Scan and V8, these were my results:

The V7 scan tool map. I'm using the "n" (number of cell hits) option so that I can copy some useful data, since I had zero knock displayed when using the "x" (average) display.
Click image for larger version.  Name: v7scan.png  Views: 140  Size: 29.4 KB  ID: 23739

Data that was copied, displayed in Notepad:
Click image for larger version.  Name: data_in_notepad.png  Views: 140  Size: 14.3 KB  ID: 23742

V8 tune map before pasting:
Click image for larger version.  Name: v8Tune_before.png  Views: 144  Size: 94.6 KB  ID: 23741

V8 paste option:
Click image for larger version.  Name: v8Tune_paste.png  Views: 130  Size: 66.7 KB  ID: 23740

V8 after pasting:
Click image for larger version.  Name: v8Tune_after.png  Views: 126  Size: 90.3 KB  ID: 23737

V8 after un-selecting the cells that were automatically selected by the paste operation.
You can see the modified cells.
Click image for larger version.  Name: v8Tune_change.png  Views: 144  Size: 93.1 KB  ID: 23738

Does that help at all?

Regards
Paul