Installation manual

Simrad SP90
120
851-164510 / Rev.E
b Check that the LED next to the Up button starts to
flash, and that the audible signal indicates transducer
movement.
c When upper position has been reached, check that the
LED next to the Up button illuminates continuously,
that the audible signal stops, and that the upper button
in the Status menu shows Transducer: UP.
d Notify the sonar room to perform the next step.
11 Sonar room: Set the hoisting/lowering switch S302 in the
Motor Control unit to the Stop position.
12 Switch off the sonar.
a Press the Power button on the Sonar Operating Panel
for approximately three seconds.
b Check if the green LED next to the button extinguish,
and that the sonar picture is changed to present the
power off sequence.
c Notify the sonar room that the test is finished.