Dsc (Digital Selective Calling) - Raymarine Ray 53 User Manual

VOL
SQL
M O N
WX
2. When alert tone is detected at Weather CH, "WX" display flashes every 0.5sec.
(Alarm 3 is not heard)
VOL
SQL
WX
The operation by any keys after alert detection.
-. When either PTT key,SCAN/MEM key or MON/1/25 key is pressed, Alarm 2 is
heard to prohibit keys from using.
-. When WX/INT key, 16/9 key or UP/DOWN key is pressed, "WX" display will be
eliminated and the key operation will be in use.
-. Even if the Channel Selection knob is operated,there are no changes.
1.3.13

DSC (Digital Selective Calling)

The DSC mode enables you to contact or be contacted by another vessel digitally,without voice
communications. DSC can be used to replace the normal routine of verbally contacting another
vessel on CH16,then proceeding to a working channel for further communications. Your radio
must be set to CH70 to transmit or receive DSC calls. The three DSC call modes are described in
the following section.
Alert tone is detected
NMEA
"WX" flash and
Alarm 3 is heard
Alert tone is detected
NMEA
"WX" is flashing
VOL NMEA
SQL
WX
VOL NMEA
SQL
WX