Simrad SP90 - REV E, Installation Manual

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Start-up procedures
113
851-164510 / Rev.E
5 Check the Seine circle .
a Press the Gear button (field 2, bottom button).
b Check that a Seine circle appears next to the ship
symbol.
c Press again to bring up the Ship Marker at the ship
symbol.
d Press a third time to remove the Seine circle .
Modes
6 Press the four Mode buttons (field 3) and check that
different display modes are selected.
Horizontal gain and range
7 Check the Horizontal gain readouts.
a Select Mode 2 (270/Vertical).
b Press the Horizontal tab to bring up this menu.
c Press the Gain H- and Gain H+ buttons repeatedly
(field 4 on the Operating Panel).
d Check that the Gain readout in the menu and on the top
of the tilt indicator changes from 0 to 50.
8 Check the Horizontal range readout.
a Press the Range H- and Range H+ buttons repeatedly
(field 5 on the Operating Panel)
b Check that the Range readout in the menu and on the
top of the tilt indicator changes accordingly.
Vertical gain and range
9 Check the Vertical gain readout.
a Press the Vertical tab to bring up this menu.
b Press the Gain V- and Gain V+ buttons repeatedly
(field 4 on the Operating Panel).
c Check that the Gain readout in vertical the menu can
be changed from 0 to 50.
10 Check the Vertical range readout.
a Press the Range V- and Range V+ buttons repeatedly.
b Check that the Range readout in the Vertical menu
changes corresponding the horizontal ranges.