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CPF300i: Interfacing to VHF Radio
VHF Wires
CPF300i
Blue
Brown
Gray
Blue
Green
Black
12.9.1 Distress Call
STANDARD HORIZON GPS Chart Plotters are able to display the location of a vessel in
distress when interfaced to a compatible DSC VHF with NMEA-0183 output and the radio
receives a DSC Distress Call. STANDARD HORIZON GPS Chart Plotter also log DSC
Distress calls to review at a later date.
1. Press [MENU] and move the ShuttlePoint knob to highlight USER POINTS and press
[ENT].
2. Move the ShuttlePoint knob to highlight DSC Log and press [ENT].
12.9.2 Position Request
STANDARD HORIZON GPS Chart Plotters are able to display the location of a vessel when
connected DSC VHF radio and when a Position Request or Report Call is received.
STANDARD HORIZON GPS also log DSC Distress Calls to review at a later date.
1. Press [MENU] and move the ShuttlePoint knob to highlight USER POINTS and press
[ENT].
2. Move the ShuttlePoint knob to highlight DSC Log and press [ENT].
3. Move the ShuttlePoint knob to the right to select POSITION REQUEST and press
[ENT].
CPF180i and CPF300i
Description
Brown wire (GPS chartplotter) outputs data to VHF
Gray wire (VHF) outputs DSC data to GPS chartplotter
Green is data common ground
Figure12.9.0a - Interfacing to VHF Radio for CPF300i
Figure 12.9.1 - DSC Log - Distress Call
Figure 12.9.2 - DSC Log - Position Request
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