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Page 37GX3000E
9.3 DSC DISTRESS ALERT
The GX3000E is capable of transmitting and receiving DSC Distress messages
to all DSC radios. The GX3000E may be connected to a GPS to also transmit
the Latitude and Longitude of the vessel.
10.3.1 Transmitting a DSC Distress Alert
NOTE
To be able to transmit a DSC Distress Alert an MMSI number must be
programmed, refer to section “9.2.2 Programming the MMSI.”
In order for your vessels location to be transmitted either connect a GPS to the
GX3000E (refer to section “6.3 ACCESSORY CABLE”) or manually input your
postion (refer to section “9.11 MANUALLY INPUTTING GPS LOCATION”).
1. Lift the red spring loaded DISTRESS cover and press
the
[
DISTRESS
]
key. The “
DISTRESSDISTRESS
DISTRESSDISTRESS
DISTRESS” menu will ap-
pear on the LCD.
2. Press and hold the
[
DISTRESS
]
key. The radios dis-
play will count down (5-4-3-2-1) and then transmit
the Distress Alert.
3. When the distress signal is sent, CH70 and the
“ ” icon will appear on the LCD. After the mes-
sage has been sent, the radio will sound a Distress
Alarm.
4. The transceiver will watch for a DSC acknowledg-
ment transmission on CH70 and also receive calls
on CH16.
5. If an acknowledgement is received, select channel
16 and advise your distress situation.
6. If no acknowledgment is received, the Distress Alert
is repeated at 4 minute intervals until a DSC acknowl-
edgment is received.
7. When a DSC Distress acknowledgment is received, a distress alarm sounds
and channel 16 is automatically selected. The LCD shows the MMSI of the
ship responding to your distress.
RECEIVED ACK: acknowledgment signal is received.
RECEIVED RLY: relay signal is received from another vessel or coast station.
8. To cancel the DSC Distress alarm signal from the speaker, press any key.