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Other UDI-28™ users can then home in and navigate to your location using the Navigation feature of
their units.
If you receive an SOS signal, your UDI-28™ unit sounds an audible signal, and the SOS message is
automatically displayed.
The SOS message identifies the
user sending the SOS, the network,
and the depth of the sender.
In the example on the right, the
sender is User 1, at a depth of 32
meters
.
Click Enter to turn off the audible
signal. UDI-28™ displays the
Navigation Mode screen.
Navigate to the diver in distress as described on page 26.
Remote homing
UDI-28™ contains the ability to send a remote homing signal to the boat unit.
The remote homing signal takes the form of a message that cannot be modified or deleted from the
message list.
To activate the remote homing:
1. In the Message menu, select
Remote Homing from the list
by scrolling with the
Up/Down buttons, and then
click Enter.
2. Click Send. The message is
sent
Remote SOS
UDI-28™ contains the ability to send a remote SOS signal to another user.
Failure to respond to the request within 15 seconds by the user receiving a remote SOS causes the UDI-
28™ to start sending SOS signal to the entire network. You will receive an SOS signal and navigate to
the diver in distress.
The remote SOS signal takes the form of a message that cannot be modified or deleted from the
message list.
To activate the remote SOS:
1. In the Message menu, select
Remote SOS from the list by
scrolling with the Up/down
buttons, and then click Enter.
Click Send. The message is sent
EMERGENCY (HELP) BUTTON
SOS DETECTED
User 1
Net :2
Depth: 32 m
MESSAGES
30. Remote Homing
MESSAGES
29. Remote SOS
28
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