ST40 Compass Instrument - quick reference guide
Calibration
USER
CALIBRATION Hold down
and 
for 2 seconds
User
cal
Set compass
heading response
Set
variation
Set
True/
Magnetic
If there is no key activity with either the User cal or Software version screen displayed, calibration will time out to normal operation after 5 seconds
+
-
+
-
T
INTERMEDIATE CALIBRATION Hold down 
and
for 4 seconds
Software
version
Instrument
status
Linearise
transducer
2turns minimum
Master | Repeater |
Bypass | Set |
| heading |
linearisation | alignment |
+
-
Linearisation
successful
Deviation
To leave any calibration routine and
return to normal operation,
hold down 
and
for approximately 2 seconds
Document number: 86050_2 (to be used with handbook: 81161_2)
Date: 1 May 2001
