Humminbird HELIX Series Operation Manual page 151

Set the Bearing North Reference
North Reference allows you to have the bearing displayed as True North or Magnetic North.
1. Main Menu: Press the MENU key twice. Select the Chart tab.
2. Select North Reference.
3. Select True North or Magnetic North.
Turn on/off Auto Zoom
Turn on Auto Zoom to zoom the Chart View automatically based on the speed of the boat. As the boat's speed increases, the chart
range will increase.
NOTE: The settings in this section do not apply to the Bird's Eye View.
1. Main Menu (Custom User Mode): Press the MENU key twice. Select the Chart tab.
2. Select Auto Zoom.
3. Select On or Off.
Zoom In/Out: If Auto Zoom is turned on, you can press the +/– ZOOM keys to see more or less of the view, and Auto Zoom will
resume after 20 seconds. To use only the +/– ZOOM keys to adjust the chart range, turn off Auto Zoom.
Turn on/off Auto Range
Turn on Auto Range to set the chart scale to the lowest range so that only the boat icon and the next waypoint in the route are
shown. If Auto Range is turned on, Auto Zoom will be turned off.
NOTE: The settings in this section do not apply to the Bird's Eye View.
1. Main Menu (Custom User Mode): Press the MENU key twice. Select the Chart tab.
2. Select Auto Range.
3. Select On or Off.
Zoom In/Out: If Auto Range is turned on, you can press the +/– ZOOM keys to see more or less of the view, and Auto Range will
pause. To resume using Auto Range, press and hold the +/- ZOOM keys.
Turn on Vessel Offset
Vessel Offset allows you to see more of the Chart View based on the speed of the boat. Vessel Offset works with Offset Speed. When
the boat is moving below the Offset Speed setting, the boat icon will be displayed in the center of the view. When the boat is moving
at or above the Offset Speed setting, the boat icon will move to the edge of the view so more of the Chart View is shown.
1. Main Menu (Custom User Mode): Press the MENU key twice. Select the Chart tab.
2. Select Vessel Offset.
3. Select On.
4. Select Offset Speed.
5. Press the RIGHT or LEFT Cursor keys to adjust the setting.
151
Change the Chart Orientation and Motion Mode