Mercury MerCruiser Owner's Manual page 62

Section 3 - On the Water
2. Press the "AUTO HEADING" button to engage Axius. The button illuminates and beeps
once. The button will beep twice if auto heading does not engage.
3. Axius will hold the current compass heading the boat is following when the "AUTO
HEADING" button is pressed.
4. To adjust the heading while auto heading is active and the button light is on, press the
"TURN" button on the touchpad or tap (quickly move) the joystick.
5. To make a turn:
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a
b
a - Indicator lamp
b - "AUTO HEADING" button
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90-899883295 JUNE 2008