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CHAPTER10. HOW TO USE SD-250(ALARM
BOX)
10-1
DISTRESS TRANSMITTING
1) If you press 'Distress key' (Red Button) for 3 sec., it alarms for 3 seconds.
After that, the red light is turned on with bip-sound.
While Distress Key is blinking, transmitting is started to work and location of disaster,
time, ship's ID are sent to DSC 6 CH in order.
If there is no answer, it does sending till getting an answer through CH1 to CH 6.
2) In order to stop the transmitting, press the 'Reset key'
※
If distress signal is sent by mistakes, contact to marine police or station, SAR.
10-2
IN CASE OF RECEIVING DISTRESS SIGNAL
1) Distress LED blinks and sounds 'bip'.
Check contents displayed on the screen and press Reset key to stop.
