Maretron DSM250-01 Marine Instruments User Manual


 
DSM250 User’s Manual
Page 120 Revision 1.4.16a
better quality signal. The GPS will exclude satellites with signal to noise ratios lower than the value of
this parameter from the position solution.
6.14.1.6 Installation Description
This entry allows you to modify the NMEA 2000 installation description text strings. You can enter
any information you like here, such as the date the unit was installed, or the l
ocation in which it was
installed, for later reference. Tools such as Maretron N2KAnalyzer allow you to view these values
later. See section 3.3.4 for details on how to enter a textual value.
6.14.1.7 NMEA 2000
®
PGN Enable/Disable
The GPS100 transmits several different messages, which can be turned on or turned off by the
DSM250 display. Pressing the Enter key ( ) with “NMEA2000 PGN Enable/Disable…” menu item
selected causes the DSM250 to display the screen shown in Figure 117.
Figure 117 – GPS100 NMEA 2000
®
PGN Enable/Disable Screen
You can enable or disable specific transmissions by scrolling
( or ) through the different
transmitted messages and pressing the Enter key ( ) on the message to be configured. Select
whether you want the message to be transmitted (“On”) or disabled (“Off”) using the Scroll Up ( )
or Scroll Down ( ) keys followed by the Enter key ( ).
6.14.1.8 Restore Factory Defaults
The DSM250 is capable of restoring all programmable settings on a Maretron GPS100 to the factory
default condition. You can choose this setting by pressing the Enter key ( ) with the “Restore
Factory Defaults” menu item selected which causes the screen shown in Figure 118 to be displayed.
This will cause the GPS100 to set all programmable settings to the factory default condition.