Raymarine autopilot control unit - Manual (Page 90)

Chapter 6: Post Installation Procedures 73
This shows the maximum deviation detected, and indicates that
compass correction has been completed successfully.
Note: If the deviation value exceeds 15°, you should consider moving
the fluxgate compass to a better location.
7. Press the disp key to move on to the Heading Alignment page.
8. Use the +1,-1, +10 and -10 keys, to adjust the displayed heading,
until it agrees with the ship’s steering compass or a known transit
bearing.
9. Press and hold standby for 2 seconds to exit calibration and save
the new settings.
Note: Setup options are always saved on exit.
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