30 ST60 Compass Instrument Owner’s Handbook
True/magnetic selection
Use this option to select either MAG (netic) or TRUE as the heading display
default (indicated by the black square adjacent to either MAG or TRUE , as
appropriate).
If theST60 Compass instrument is used in a system without a SeaTalk compatible
Autopilot, or it is being used independently, set the digital display to MAG .
True headings cannot be displayed if variation data is not available.
Leaving User calibration
Press the disp and lock keys for 2 seconds, to save your changes, exit User
calibration and return to normal operation.
4.3 Intermediate calibration
The Intermediate calibration procedures (see the
Intermediate calibration
flow
chart) enable you see:
• Software version number.
• Master/Repeater status.
To access the intermediate calibration information, hold down the
disp and lock
keys together for approximately 4 seconds.
Software version number
This screen shows the Software Version number. This information is normally
required when requesting parts or repairs.
Master/repeater status
Press the disp key from the Software Version Number screen to enter the Master/
Repeater Status screen.
The display shows either:
• r0 to indicate a master instrument, i.e. connected to a transducer
or
• r1 to indicate a repeater instrument, i.e. using data from SeaTalk.
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