Kongsberg Simrad ST90, Reference Manual

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5 Once the program has started, observe that the display presentation fills the entire
screen.
The program starts up using the same settings as the last time you used it. If these
settings are acceptable, continue operation. If you wish to alter any of the settings, see
the relevant procedures.
6 To lower the transducer, press
Down
on the Operating Panel.
While the transducer is moving the indicator lamp flashes, and an
audible signal is sounded. When the requested position has been
reached, the indicator lamp is lit, and the audible signal stops.
Alternatively, use the
Hull Unit
function on the top bar to lower the
transducer.
7 At the bottom of the
Main
menu, observe that the
Operation
icon is flashing.
The icon is flashing to indicate that even if the ST90 system is turned on, "pinging" is
disabled. The ST90 system is in
Normal mode, but
TX Power
is set to Off to prevent
transmissions. This is for safety reasons.
8 Set
Tx Power
to Maximum (or any other power rating) to start pinging.
Related topics
Operating panels, page 35
Operating procedures, page 79
Getting started, page 80
Lowering and hoisting the transducer from the user interface, page 82
Power Off dialog box, page 512
Operating procedures