How To Set The Vrm Unit Of Measurement (B-Type Only) - Furuno FAR-2228-BB Operator's Manual

1. OPERATIONAL OVERVIEW
Note: The maximum VRM distance is set by the current display range and can be set
as high as twice the distance of the display range.
Using the VRM keys
1. Press the VRM ON key to activate the VRM1 box. Press the VRM ON key again
to activate the VRM2 box. Press the VRM ON key again to switch between active
VRMs. The currently active VRM marker is displayed as shown in the above fig-
ure.
2. Rotate the VRM knob to align the active VRM with the inner edge of the target,
then read the distance at the lower right of the screen. In the previous figure, the
active VRM reads "36.44 NM".
Each VRM remains at the same geographical distance when you operate the
RANGE key or the [RANGE] box. This means that the apparent radius of the VRM
ring changes in proportion to the selected range scale.
3. Press the VRM OFF key to hide the VRMs.
On-screen menu box operation
1. Select the appropriate [VRM] box.
2. The guidance box reads "VRM ON/".
Left-click to turn on the VRM.
The guidance box now reads "VRM SET L = DELETE /".
Further, the box is highlighted and the corresponding VRM appears.
3. Left-click again and the cursor jumps to inside the operational display area. The
guidance box now reads "VRM FIX L = DELETE / EXIT".
4. Move the trackball to adjust the VRM.
5. Left-click to anchor the VRM and fix its readout, or right-click to cancel and return
the VRM to its previous location (range).
6. To hide the VRM, left-click the [VRM] box to show "VRM SET L = DELETE /" in
the guidance box, then press and hold the left button on the trackball.
1.32.3

How to set the VRM unit of measurement (B-type only)

VRMs can be displayed in the following units of measurement:
• NM (Nautical Miles)
• SM (Statute Miles)
To change the unit of measurement, do the following:
1. Open the menu.
2. Select [3 NAV TOOLS].
3. Select [3 EBL•VRM•CURSOR SET].
4. Select [VRM1] or [VRM2] as appropriate.
5. Select the unit of measurement.
6. Close the menu.
Note: Changes made to the measurement units also affect active VRMs.
1-52
• km (Kilometers)
• kyd (Kiloyards)