Raymarine ST4000 Plus, Owner'S Handbook Manual

Page: 96 / 119

Chapter 7: Post Installation Procedures
83
D3568-1
3. If the helm produces a turn to port, reverse the drive connections
on the back of the control head.
Note: If the helm overshoots and has to drive back or starts to hunt
back and forth, you need to increase the Rudder Damping option in
Dealer Setup (see Chapter 5).
Navigation interface (GPS, Decca, Loran)
If the ST4000 Plus is interfaced to a navigator, via its NMEA data port,
the interface can be checked by displaying the default Data Pages.
These are
XTE, BTW
and
DTW
.
Press
disp
to display the first page, and check that the expected data is
displayed. Press
disp
again to check each successive page.
If dashes are displayed instead of data values, the cause could be one or
more of the following:
ï A cabling error. Check for an open circuit, short circuit or reversed
wires.
ï The navigator is not configured to transmit the required data format.
ï The signals being received by the navigator are too weak for reliable
navigation. Refer to the navigator handbook for further action.
Wind transducer interface
If the ST4000 Plus is connected to a wind instrument via its NMEA
data port or SeaTalk, then the link between the two instruments should
be checked as follows: