3-105 
3
 
Step Operation  IME/DTE Response 
1 
•  Hold down 
Alt key and press    A   
key on Main Menu. 
•  “Diagnostics” window is displayed. 
 
 
 
 
 
 
 
 
 
 
2 
•  Move the cursor to “distress button 
Test” and press 
Enter key. 
•  “Distress Button test mode” window is 
displayed. 
 
 
 
 
 
 
 
 
 
 
 
3 
•  When the distress button is tested, 
press the distress button till the buzzer 
sounds for about 5 seconds or more. 
•  When the distress button test is 
terminated, press 
F7 (“Cancel”) key. 
•  The buzzer in DTE and IME is sounding 0.5 
sec on, 1.0 sec off. Then, “SOS” is displayed 
at the first line of DTE 
•  The buzzer sounding for about 30 seconds. 
4 
•  (It passes 5 sec after pressing the 
distress button.) 
•  The buzzer in DTE and IME is sounding 0.5 
sec ON, 0.5 sec OFF. 
•  The “Distress” lamp on IME is blinking 0.5 
sec ON, 0.5 sec OFF. 
•  “Distress Button Test” window is displayed. 
 
 
 
 
 
 
Data source contents 
Alarm history 
software Version 
distress button Test 
F10: Previous
Dia
nostics 
Distress buttons are under test now.
Press the distress button to test it.
If real distress alert to be sent, 
Cancel the test mode. 
F10: Cancel
Distress button test mode
--- Distress Button Test --- 
Now distress button testing --- 
F10: Cancel