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3.7  Displaying the TT vector 
1  Click on the [Menu] button on the left tool bar. 
The menu is displayed. 
2  Click on [View] - [Options] on the menu. 
The [View-Options] dialog box appears. 
3  Select [Target] in the classification pane. 
The [Target] dialog is displayed in the edit pane. 
4  Select this enables to display the TT vector. 
The TT Vector is displayed. 
To hide the TT vector, clear it.