AUTOHELM ST 50 plus - Page 26

The following navigation information will be displayed on the
GPS/Navdata
and
transmitted onto the SeaTalk bus :
" Cross Track Error (XTE)
" Bearing
to Target Waypoint
" Distance to Target Waypoint
" Target Waypoint Number
" ETA at Target Waypoint
" VMG to Target Waypoint
Press TRACK to exit track control .
Transmission of cross track error
(XTE) onto the SeaTalk bus will stop, but
waypoint distance, bearing and
number will continue .
Changing Target Waypoint
The target waypoint can be changed
as follows :
1 .

Press TRACK to enter waypoint
display mode .
2 .

Press TRACK
again to exit track control .
3 .

Press V and ^ to select the new waypoint number (LAT or LONG) .
4 .

Press TRACK to enter track control and select the
displayed
waypoint as the target .
Navigation information relating to the new target waypoint will now
be
displayed and transmitted onto the SeaTalk bus .
Waypoint Advance
The GPS/Navdata will automatically advance to
the next adjacent
waypoint when it is within a
predefined
distance of a
target waypoint .
Waypoint advance can also be manually selected to join a route part way
through, or simply
cut a
corner,
by advancing the target waypoint .
1 .

Press TRACK to select track control .
2 .

Press TRACK for 1 second to advance the target waypoint by one .
The
display will show the new target waypoint . This procedure can then be
repeated until the
desired target waypoint is reached .
At the
end of a route the GPS/Navdata will automatically exit track control .
Note : In Sail Plan
mode waypoint advance is to the next waypoint in the
plan
(e .g . 10,
7,12
etc .), whereas normal track mode advances to the
next sequential waypoint (e .g .
5, 6,
7
etc .) .