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7. MAINTENANCE & TROUBLESHOOTING
7-4
7.5 Test Call
This function sends a test signal to a coast or ship station. For that reason, it should
not be executed unnecessarily. You can prepare a test call beforehand (see
paragraph 5.14.5).
1. Press the OTHER DSC MSG key to open the [COMPOSE MESSAGE].
2. Rotate the CHANNEL/ENTER knob to select [MSG TYPE] then push the knob.
3. Rotate the CHANNEL/ENTER knob to select [TEST MSG] then push the knob.
[PRIORITY] is automatically set to [SAFETY].
4. With [TO] selected, push the CHANNEL/ENTER knob.
5. Rotate the CHANNEL/ENTER knob to select [DIRECT INPUT], [ADDRESS
BOOK DATA] or [AIS TARGET DATA] then push the knob.
[DIRECT INPUT]: Enter the MMSI of the station where to send the call then push
the CHANNEL/ENTER knob.
[ADDRESS BOOK DATA]: Select an MMSI from the [ADDRESS BOOK] (see
section 5.13) then push the CHANNEL/ENTER knob.
[AIS TARGET DATA]: Select an MMSI from the [AIS TARGET LIST] then push
the CHANNEL/ENTER knob.
6. With [GO TO CALL] selected, push the CHANNEL/ENTER knob to send the test
message. The screen is changed to the one for transmission. After the call is sent,
the equipment waits for acknowledgement of the call. The timer starts counting up
the time to wait for acknowledgement.
7. Do one of the following.
Test acknowledge message received
The audio alarm sounds and the message "TEST ACK received! [CANCEL]: Stop
alarm" appears. Press the CANCEL key to silence the alarm.
No response
Re-send call: Rotate the CHANNEL/ENTER knob to select [RESEND] in the user op-
tions area then push the knob.
Cancel call: Rotate the CHANNEL/ENTER
knob to select [QUIT] in the user options
area then push the knob. The message
shown in the right figure appears.
Rotate the CHANNEL/ENTER knob to se-
lect [Yes] then push the knob.
RF amplifier is too hot. Transmission
power is reduced.
Allow the transceiver
unit to cool. If the mes-
sage appears again,
contact your dealer.
Internal error. System is rebooted. System automatically
restarts. If the problem
occurs again, contact
your dealer.
Message Meaning Remedy