Furuno FS-2575, Operator'S Manual

Page: 133 / 165

11. MAINTENANCE & TROUBLESHOOTING
11-5
11.5 Breaker PR-850A
The Power Supply Unit PR-850A, used with the equipment, has a circuit breaker. If the
breaker has tripped, find the reason before resetting the breaker (upward position).
POWER
ON
ON
OFF
AC INPUT 50/60Hz DC OUTPUT
BREAKER
11.6 Test Call
This function sends a test signal to a coast or ship station, over one of six distress and
safety frequencies. For that reason, it should not be executed unnecessarily. You can
prepare a test call beforehand and send it (see paragraph 6.13.5).
1. Press the
OTHER DSC MSG key to open the COMPOSE MSG.
2. Rotate the ENTER knob to select MSG TYPE and then press the ENTER knob.
3. Rotate the ENTER knob to select TEST MSG and then press the ENTER knob.
4. Rotate the ENTER knob to select TO and then press the ENTER knob.
5. Enter the MMSI where to send the test message with the numeric keys and then press
the ENTER knob.
6. Rotate the ENTER knob to select DSC FREQ and then press the ENTER knob.
7. Rotate the ENTER knob to select DSC frequency and then press the ENTER knob.
8. Rotate the ENTER knob to select GO TO CALL and then press the ENTER knob to send
the test message. The screen is changed to one for transmission and the message
“Sending DSC MSG now “ appears. After the call is sent, the equipment waits for
acknowledgement of the call. The timer starts counting up the time to wait for
acknowledgement.
9. 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 ENTER knob to select GO TO CALL and then press the ENTER
knob.
Cancel call: Press the CANCEL key to return to the radiotelephone screen.