Furuno 1823C manual Measuring the Bearing

2. RADAR OPERATION

2.10.4Erasing a VRM, VRM indication

Press appropriate VRM soft key, then press the [CLEAR] key. The VRM is erased and its indication becomes blank.

2.10.5Erasing 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.

2.10.6Hiding 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.

2.10.7Moving EBL/VRM data boxes

When an EBL/VRM data box is obscuring a target you want 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 turn off the EBL/VRM soft keys.

2.Using the trackball, 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 box is correctly selected.

3.Use the trackball to move the data box to the location desired, then push the [ENTER] knob.

2.11Measuring the Bearing

There are two ways to measure the bearing to a target: by the cursor, and by the EBL (Electronic bearing Line).

2.11.1Measuring bearing by cursor

Use the trackball to place the cursor at 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.

2.11.2Measuring 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.

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