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Chapter 3: Standard Radar Operations 3-27
Using MARPA
View Target Data
You cantoggletheMARPAdataboxon/offusingthe MARPA BOX ON/OFF soft
key. This box displays the data for one MARPA target. You can select the
target using the context sensitive cursor or the database list. Alternatively, if
you display the data box when no target is selected, data is displayed for the
last target that had the data box displayed – unless a new target has been
acquired, then the new target data is displayed.
➤ To view (or hide) target data using the cursor:
1. Movethe cursor over the target for which you require data. The letters
MARPA and the following soft keys are displayed.
2. Press the MARPA BOX ON/OFFsoft key to toggle thedata box on/off for the
selected target.The target data box is displayed and the associated target
symbol is identified by a circle drawn around it.
The default soft keys are displayed when you move the cursor away from
the target.
Note: When you select ON, if the data box was already displayed for another
target, it is updated for the selected target.
Figure 3-15: MARPA Target Data Box
➤ To view (or hide) target data using the default soft keys:
1. Press MARPA to display the MARPA soft keys.
2. Pressthe MARPA BOX ON/OFF soft keyto toggle thedata boxon. The target
databox is displayedand the associatedtargetsymbol isidentifiedby a cir-
cle drawn around it. The default soft keys are displayed.
3. Press the MARPA BOX ON/OFF soft key again to toggle the data box off.
➤ To view the MARPA database list and a target data box:
1. Press MARPA followed by the MARPA LIST soft key, the database list is dis-
played.
2. Usethe trackpad to select a target, then press the MARPA BOX ON/OFF soft
key to toggle the data box on/off.
3. Press CLEAR to remove the database list.
D4119_1
CANCEL
TARGET
MARPA BOX
OFF ON
MARPA BOX
OFF ON
D4117_1
BRG 84°M RNG 1.48nm
CRS 110°M SPD 0.0kts
CPA 1.48nm TCPA PASSED
MARPA 1
MARPA BOX
OFF ON
MARPA
LIST
MARPA BOX
OFF ON
81186_3.book Page 27 Thursday, August 22, 2002 8:23 AM