Procedure: DSC Test between No. 1 and No. 2 FM-8800S/Ds
1) On No. 1 FM-8800S/D, press [CALL] key to create DSC message.
- CALL TYPE : Test
- SHIP ID : MMSI of No. 2 VHF Own ship
2) Press and hold down [CALL] key more than 3 seconds to transmit DSC message on
No. 1 FM-8800S/D. “Call in progress on CH70” message appears and immediately
“Test request call received” message appears. And then alarm is output.
Press [CANCEL] key and stop the alarm.
Note: This is a “loop-back” test where the transmitted signal is received from CH70
WR and this RX message appears on the window.
2/5
When TEST ACK is transmitted from own
ship, “TEST ACK” log is not recorded in
“RCVED ORDINARY” window.
Fig. 1 Communication Test
Check LOG
Dotted line shows DSC TEST
CALL is received by CH70 WR.
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