Operation Manual

Page 88 CP590
12.8 NMEA TREND PAGES
When the CP590 is connected to the optional FF525 50/200kHz Black Box Fish Finder or
a Digital Depth Sounder, Wind Speed/Direction, Speed Log with Temp with NMEA output,
the CP590 is capable to show Trends in the data from the device.
To select a NMEA Trend page:
1. Press [MENU], move the ShuttlePoint knob to highlight
NMEA DISPLAY and press
[ENT].
Figure 12.8 - NMEA Display menu
2. Move the ShuttlePoint knob to highlight DEPTH TREND/WIND SPEED TREND/TEMP
TREND/SOG TREND and press [ENT].
Figure 12.8a - NMEA Trend pages
12.9 VHF DIGITAL SELECTIVE CALLING
Digital Selective Calling is a semi-automated method of establishing a VHF Radio call. DSC
had also been designated as part of the Global Maritime Distress and Safety System
(GMDSS). This system allow mariners to instantly send a distress call with GPS position
(when connected to the transceiver) to the Coast Guard or other vessels within range of the