viii 
 
DISTRESS ALERT TRANSMISSION PROCEDURES 
 
•  DO NOT REQUEST THE DISTRESS ALERT EXCEPT IN AN EMERGENCY 
•  The distress alert is routed to RCC (Rescue Coordination Center). 
•  If the false distress request is transmitted, take the following instructions immediately. 
(1)  Stop the transmission power immediately. 
(2)  Report the following information to the Nearest Maritime Safety Office or Station or the 
Operations Center, Administration Division, Guard & Rescue Department, Maritime Safety 
Agency (TLX: +72-222-5193 JMSAHQ J, TEL: +81-3-3591-9000). 
(a)  Ship’s Name, Type and Flag 
(b)  Main ID Number 
(c)  Position and Time at the false transmission 
(d)  Cause of the false transmission 
(e)  MES type, Serial Number and Delivery Date 
Register the distress message in advance before transmitting the distress alert at the distress window in 
Main menu. 
•  Distress alert is retransmitted after the device is restarted, when momentary disconnection is occurred 
in the device during the distress alert transmitting. However, please note that distress alert is not 
retransmitted in the following cases. 
(1) When power switch of device is turned OFF/ON 
(2) When power switch of External power supply unit is turned OFF/ON 
(3) When the reset button of IME is turned ON 
(4) When the ship is recovered from blackout 
(5) When a random failure is occurred on device. 
 
Step  DB* Operation  IME Response  Remarks 
1 
•  Open hinged cover and 
press DISTRESS button till 
the buzzer sounds. 
•  IME displays “SOS”. 
•  The buzzer starts sounding 
0.5 sec ON 
1.0 sec OFF. 
•  If you do not want to 
initiate a distress alert, 
immediately release the 
button within 4 sec. 
2 
•  Distress alert is transmitted 
after continuously pressing 
DISTRESS button for 4 sec 
or more. 
•  The buzzer sounds 
continuously. 
•  IME displays “Distress 
Alert Transmission”. 
•  When the JUE-87 is tuning 
to LES channel, the 
SYNC 
LED blinks. 
•  The distress message 
registered in main unit is 
transmitted. 
* DB: Distress button 
 
Note 1)  Please register the Distress message to the Distress window in main menu beforehand, prior to 
transmitting the Distress Alert. 
Note 2)  To stop Distress alert transmission, press X key or Y key while holding down Ctrl key.