Raymarine hsb2 PLUS Series - Appendix B: Using the Auxiliary Junction Box; The SeaTalk Auxiliary Junction Box

Appendix B: Using the Auxiliary Junction Box B-1
Using the Auxiliary
Junction Box
Appendix B: Using the Auxiliary Junction
Box
The SeaTalk Auxiliary JunctionBox is used to connect SeaTalk GPS and
Differential beacon receiversto your display.
Note: With the exception of the Raystar 114, when you use the following Dif-
ferential Beacon Receiver configurations, the receiver must be set to AUTO
MODEin theGPSSet-Uppage.Manual selectionswillnotbe accepted.Refer
to Chapter 6 for details.
The recommendedmethod of providing position,course over ground and
speedover ground information to the displays is by connection to a SeaTalk
GPS. The chartplotter and radar/chartplotter displaysare supplied with an
AuxiliaryJunctionBox, whose mainpurpose is to make this connection
easier. The junction box has two flying leads, one with a SeaTalk plug for
connection to thedisplay and theother lead is for connection to a 12V power
supply(the display does not providepower for the GPS).
The followingsectionsdetail the connectionsto the Auxiliary JunctionBox
for several different types of GPS, including a beacon receiver if installed.
Exceptfor Raystar114, the differential beacon receiversused are Raymarine
NRD-2A, Apelco BR101 and the Autohelm Beacon Receiver.
The connections detailed in the followingsections ensure that the GPS will
always operate in SeaTalk mode. Note that the Raystar 112LP must be the
SeaTalkversion.
81186_3.book Page 1 Thursday, August 22, 2002 8:23 AM