4 | ST40 Compass Instrument Owner’s Handbook |
1.3Screen descriptions
Compass heading screen
Cardinal points (North flashing)
| Either M (magnetic) |
| or T (true) |
| Current |
| heading |
ST40 | COMPASS |
Press | to set the current compass |
bearing as the locked heading | |
| |
Locked heading screen
Course divergence |
|
from locked heading |
|
| STEER |
ST40 | COMPASS |
Locked heading Either magnetic (M) or true (T)
Current heading
Direction to steer to return to locked heading.
Flashing segment at 12 o'clock when vessel on course
Adjust locked heading as required using 
or 
(not in Auto lock)
Press 
to return to the Compass heading screen