Furuno 1742c Marine RADAR User Manual


 
2. RADAR OPERATION
2-15
2.10.4 Erasing a VRM, VRM indication
Press appropriate VRM soft key and press the [CLEAR] key. The VRM is erased,
and its indication becomes blank.
2.10.5 Erasing EBL/VRM data boxes
Press the EBL or VRM soft key associated with the EBL/VRM data box you wish
to erase. Press the [CLEAR] key once or twice to erase the data box.
2.10.6 Hiding EBL/VRM data boxes
Press the ZOOM & D. BOX and D. BOX ON/OFF soft keys to show or hide the
EBL/VRM data boxes.
2.10.7 Moving EBL/VRM data boxes
When an EBL/VRM data box is obscuring a target that you need to see, you can
move it to another location as shown below. This cannot be done when the
EBL/VRM soft keys are shown.
1. Press the [EBL/VRM] key to erase the EBL/VRM soft keys if shown.
2. Using the cursor pad, place the cursor inside the data box you wish to move.
As the cursor enters the box it changes to a “hand.” Push the [ENTER] knob,
and the hand changes to a fist, meaning the data box is correctly selected.
3. Use the cursor pad to drag the data box to the location desired and push the
[ENTER] knob.
2.11 Measuring the Bearing
There are two ways to measure the bearing to a target: by the cursor, and by the
EBL (Electronic bearing Line).
2.11.1 Measuring bearing by cursor
Use the cursor pad to locate the cursor to the center of the target The bearing to
the target appears in the range and bearing box at the bottom right-hand corner
on the screen, next to the “+” mark.
2.11.2 Measuring bearing by EBL
1. Press the [EBL/VRM] key.
2. Press the EBL1 ON (dotted line EBL) or EBL2 ON (dashed line EBL) soft key
to select the desired EBL. The selected EBL’s indication, at the bottom of the
screen, is highlighted.
3. Rotate the [ENTER] knob to bisect the radar target with the EBL. Read the
EBL indication to find the bearing to the target
4. You may hide the EBL/VRM soft keys by pressing the [EBL/VRM] key.