Assessments - 3, GPA: 3.7
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1. Open the red cover over the DISTRESS key. 2. Press the DISTRESS key momentarily. The text area of the LCD will reconfigure to show the Distress submenu, shown below: DISTRESS CALL >UNDESIG COUNTING DOWN… 3. If you have enough time, rotate the CH/ENTER knob to select the type of Distress call. 4. Hold down the DISTRESS key for more than 3 seconds, until you see the DISTRESS CALL SENT message on the LCD. The entire LCD will flash and beep loudly. DISTRESS CALL >UNDESIG FIRE FLOODING COLLISION GROUNDING LISTING SINKING ADRIFT ABANDONING PIRACY MANOVERBD EXIT DISTRESS SENT AWAITING ACK AUTO RETRANSMIT NOTE: If you release the DISTRESS key before 3 seconds have passed, the Distress call will not be sent; if you hold down the DISTRESS key for more than 3 seconds, the Distress call will be sent whether channel 70 is busy or not. When a Distress call is sent, the acoustic alert sounds as a continuous tone until acknowledgement is received or you cancel the Distress call. 5. During the distress call sequence, the radio simultaneously watches Channel 70 (for a DSC acknowledgement) and Channel 16. 6. When the distress call is acknowledged, the acoustic alert will stop and the radio will return to normal operation on Channel 16, with high transmit power set. 7. If no acknowledgement is received, the unit continues to transmit the distress call at random intervals of 3.5 to 4.5 minutes until a response is received or the call is manually cancelled (by pressing the CANCEL/WX key for two seconds). In an emergency situation, when there is no DSC response, you should make manual MAYDAY distress calls between the automatic DSC calls as described in the next step. 8. Make sure that the radio’s transmit power is set to High by pressing the HI/LOW/MEM key if necessary. 9. Press and hold the PTT key and speak slowly, clearly, and calmly into the microphone and communicate the following information: • MAYDAY MAYDAY MAYDAY. • This is [name of your vessel, spoken three times and your call sign or boat registration number, spoken once]. • Repeat MAYDAY and [your ship’s name], spoken once. • Describe where you are, providing latitude or longitude, or by bearing (true or magnetic, state which) and any information such as distance to nearby landmarks. Include any information on vessel’s course, speed and destination. • Describe the nature of your distress (FIRE, FLOODING, COLLISION, GROUNDING, LISTING, SINKING, ADRIFT, ABANDONING, PIRACY, MANOVERBD). • Describe the kind of assistance required. • Provide the number of people onboard. • Provide any additional information that may facilitate your rescue, such as the current condition of your vessel, your vessel’s size, color, hull type, number of people onboard needing medical attention. • Say that you will be monitoring Channel 16. • End your distress message by saying “This is [your ship’s name/call sign] OVER.” 10. Release the PTT key and listen for a response. If you do not get a response, repeat step 9 until you do. 11. If you must abandon ship without receiving a response, and you have time, go back to step 1, and initiate an automatic distress call that will broadcast the ABANDONING message. 16. MAKING INDIVIDUAL ROUTINE CALLS You can make an individual call, either to a ship or to a coast station. To send an individual, manual call: 1. From the DSC Call Type List, select NEW CALL The New Call submenu will be displayed, and the arrow will point to MANUAL. 2. Press the CH/ENTER knob again to display the ENTER MMSI screen. Enter the MMSI number using the CH/ENTER knob; when MMSI entry is complete, press the CH/ENTER knob to enter it. 3. Then rotate the CH/ENTER knob to select the working channel (the channel on which you want to be called back) and press the CH/ENTER knob to enter it. The working channel will show up in the Acknowledge message of the called radio. 4. The radio summarizes the call details and asks for confirmation to send the call by displaying >SEND on the LCD. (You must confirm many of the DSC commands before the radio will execute them.) 5. Press the CH/ENTER knob again to send the call. The radio goes to Channel 70 and the TX icon is displayed on the screen while the DSC call is being sent, then the LCD displays an awaiting acknowledgment message. If you wish to cancel the call, rotate the CH/ENTER knob until >CANCEL is highlighted, then press the CH/ENTER knob again to cancel the call or press and release the 16/9 key. 6a. If the call is acknowledged, press PTT to talk. or... 6b. If the call is not acknowledged within 16 seconds, the radio will prompt you to resend the call. 7. If you do nothing for 5 minutes, the individual call will be cancelled and the radio will revert to the original channel selected before you started the individual call. To send an individual call using an MMSI stored in the Contact List: 1. From the DSC Call Type List, select NEW CALL. The NEW CALL submenu will be displayed, and the cursor will point to MANUAL; any MMSI names stored in...
Este manual também é adequado para os modelos :Rádios - VHF255S (1.04 mb)