The radio selects CH16 automatically so that you can hear any incoming voice contacts from search and rescue authorities or other vessels within range.

Press EXIT if you need to cancel the distress call. This is the only key that operates in distress mode.

6-2 Receiving a Distress Call (DISTRESS!)

123456789 10:15 UTC 82º50.1789 N 24º45.3425 W

Alternating

123456789 DISTRESS FLOODING ESC –> EXIT

1.An alert sounds when a distress call (DISTRESS!) is received. Press any key to cancel the alert. You do not need to send an acknowledgement.

2.The radio automatically selects CH16 and displays the details of the distress call on the screen. Press PTT to establish voice contact.

The details are displayed over two screens that alternate every 1.5 seconds; the first screen shows the user MMSI and nature of the emergency (if specified), the second screen shows the time and the location (if specified). If the location and time are not specified, these are replaced with sequences of 9s and 8s respectively.

The LVR-250 is capable of receiving enhanced LL position data if the vessel trans- mitting the Distress Call is sending this. This provides the position of the distressed vessel to within 20 m (60ft).

6-3 Distress Acknowledgement (distress ack) or Relay

FLOODING 102547813 82º50.1234 N 24º45.3425 W

Alternating

DISTRESS RELAY FROM: SAM

ESC –> EXIT

An alert sounds when a Distress Relay (DISTRESS RELAY) is received. Press any key to cancel the alert.

Try to make voice contact with the calling vessel. Maintain a listening watch on CH16 and standby to lend assistance

For a Distress Acknowledgement (DISTRESS ACK) sent from the Search and Rescue (SAR) authorities of your country, your radio automatically cancels Distress Mode transmissions and CH16 appears. Press PTT to establish voice contact with the Search and Rescue (SAR) authority.

The Search and Rescue (SAR) authorities of your country are the only instance allowed to send a Distress Acknowledgement (DISTRESS ACK).

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Lowrance - LVR-250 Installation and Operation Instructions

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Lowrance electronic LVR-250 manual Receiving a Distress Call Distress, Distress Acknowledgement distress ack or Relay