NorthStar Navigation Multi-Function Unit M84 - Manual (Page 61)

Northstar M121/M84 Installation and Operation Manual 60
17 DSC/Buddy track windows
Buddy track requires an optional Northstar DSC
VHF radio to be installed. Buddy track tracks
other boats which have DSC radios connected
to their GPS receivers by NavBus and are in VHF
range. For information on setting up and using
the VHF radio for buddy track, see the radio’s
operation manual. To go to the DSC windows, press
DISPLAY
, select
More, then press or to select one of the
three windows: Distress, Poll or Buddy track.
If there are more items than will fit on the
window, press or to see the others.
Distress
Boats that have sent DSC distress
messages and their positions.
17-1 The windows
Poll
Boats you have manually polled
on the VHF radio, and their posi-
tion at that time.
Buddy track
Buddy boats from your DSC radio.
The radio regularly calls the boats
and updates their positions.
When your DSC radio receives a distress
message, the Instrument creates a distress
waypoint at the boat position. Distress
waypoints have default names like DSTRSS01.
The Instrument displays a Distress warning.
Select:
OK to return to what you were doing.
Display to switch to Chart and display the
position of the boat sending the distress
message.
Boat positions
The boat positions on the Instrument can differ
from the true boat positions:
Distress: The position is the distress
waypoint, which is where the boat was
when it sent the distress message.
Polled boats: The position is where the boat
was when you last polled the boat.
Buddy track: The position is where the boat
was when your radio last polled the boat.