Raymarine ST60 Compass Instrument - Unlocked Mode; Average Heading; Course over Ground (COG)

Chapter 1: Operation 3
Unlocked mode
The Compass instrument always powers-up in the unlocked mode. The current
heading is displayed on the digital display (true or magnetic) and the analog
pointer indicates zero. Momentarily press the lock key to switch to locked mode.
Course over ground (COG)
Press the disp key to select COG. Provided you have GPS or similar positioning
data on the SeaTalk system, the ST60 Compass instrument displays your course
over the ground. If such data is not available the digital display shows “---”.
Average heading
Press the disp key again from the COG display to temporarily display the current
calculated Average Heading. You can reset the average value by pressing the >
key for 3 seconds when the Average heading screen is displayed.
D4387-2
Momentarily press
the required
key
Basic operation
Press to toggle between
locked & unlocked modes.
(see flow chart)
Lock mode operation
Press to increment
locked mode heading
in 1 degree steps.
Keep pressed
for rapid change.
Press to decrement
locked mode heading
in 1 degree steps.
(see flow chart)
Using the disp key
In unlocked mode, press to access
COG & average heading information.