Furuno NAVpilot NAVpilot-500 - Manual (Page 39)

4. MENU OPERATION
4-2
Offsetting the heading data
Offset the heading data received from the heading sensor if the heading data shown on the
control unit differs from the indication of the ship’s compass. This offset is applied to the
heading sensor data. When the control unit shows 125° though the ship’s compass reading
is 120°, for example, enter “5”.
1. Rotate the [ENTER] knob to select “COMPASS OFFSET” from the DATA CALIBRATION
menu.
2. Press the [ENTER] knob and the current value is circumscribed with a double rectangle.
3. Rotate the [ENTER] knob to set the offset value (W180.0° to E180.0°).
4. Press the [ENTER] knob to finish.
Selecting the selecting method of magnetic variation
When connecting with a magnetic heading sensor (PG-500 etc.), the magnetic variation is
necessary to use true heading data. The Furuno plotter or navigation outputs magnetic
variations for all areas of the earth. You may choose to use the preprogrammed variations
or enter variations manually, in case of no plotter or you prefer to enter them manually.
1. Rotate the [ENTER] knob to select “MAGNETIC VARIATION” from the DATA
CALIBRATION menu.
2. Press the [ENTER] knob to show the magnetic variation options window.
MANUAL
AUTO
Magnetic variation options window
3. Rotate the [ENTER] knob to select AUTO or MANUAL.
4. Press the [ENTER] knob.
5. When selecting MANUAL, rotate the [ENTER] knob to select next line, and then set the
variation value, consulting a nautical chart, by using the [ENTER] knob. (W99.9° to
E99.9°)
6. Press the [ENTER] knob to finish.
Ship’s speed, temperature, depth calibration
Refer to the Installation manual.