
5-Inch Gun:  These relatively lightweight deck guns are best used against 
patrol boats and oil rigs.

Video Window
The letters on the left and right borders of the video window signify the 
different screens you can go to. They are the same letters that correspond
to the global keyboard commands listed in Chapter 3.

Target Grid
Using NTDS Symbology, the target grid displays all of the targets your 
sensors have currently identified. Please refer to the discussion of NTDS 
Symbology at the beginning of this chapter for more information. You may 
also want to review the information about targets provided at the 
beginning of the chapter.

     NOTE:  The green circle with a line represents your ship. The line 
indicates the direction in which you are traveling.

