4.5.5 Operation Check 
After installation, execute the operation check with the self-diagnosis function. 
 
Procedure
 
(a) Confirm that the “DSC watching” display appears. 
 
 
 
 
 
 
 
 
The “DSC watching” display appears when the power is turned on. Almost all        
operations start from this display. This display also returns when each mode is closed. 
 
 
(b) Press   . 
The “MENU #1” display appears. 
DSC watching   06.Sep.2001(Thu) 01:26 
N12’34 E123’45 SPEED:12.4KT  at 01:26 
  
Self-ID =  000000000               [UTC]
 
MENU 
Note 
 
 
(c) Press   . 
The “MENU #2” display appears. 
 
MENU 
(d) Select “4.Self test” and press   . 
The “Self test” display appears. 
 
 
(e) Select “1.Modem loop test” and press    . 
The modem loop test starts. 
 
 
 
 
 
 
 
 
(f) After 10 seconds, “OTHERS” LED blinks in the front panel. Press    , the “RECEIVED 
MESSAGE” display appears. 
 
 
 
ENT
  MODEM LOOP TEST 
 
STOP 
RECEIVED MESSAGE 
RX date&time   : 06.Sep.2001(Thu) 01:26 
Format          :INDIVIDUAL 
Address         :xxxxxxxxx
 
ENT
 
 
 
 
 
                      Category          : ROUTINE 
                      Telecommand-1    : J3E TEL 
                      Telecommand-2    : NO INFORMATION 
                      Work TX/RX freq : 12,346.5kHz/12,346.5kHz 
                      End of sequence : EOS 
                      Rx frequency     :      .   kHz 
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