1. OPERATIONAL OVERVIEW
1-4
1.2 Turning the Power On/Off
Turning the power on
Press the POWER ON ( | ) switch. A beep sounds, and the display changes in the fol-
lowing sequence: FURUNO display → model display → board test display. Then lamp
above the switch changes as below. The last-used mode is activated in approximately
140 seconds after turning the power on.
Turning the power off
1. First retract the transducer with the key. The lamp above the key blinks while
the transducer is being raised and lights steadily when it is fully raised.
Note: While raising the transducer, the ship speed must be no more than 15 knots
to prevent damage to the transducer and hull unit.
2. After the key lights steadily, press the POWER OFF ( ) switch for more than
three seconds.
Note: The transducer is automatically retracted into the tank if the POWER OFF
switch is pressed before retracting the transducer. However, for safety purposes,
retract the transducer before turning off the power.
1.3 Lowering, Raising the Transducer
㪪㪟
Maximum speed while the transducer is
projected and being raised or lowered
is as below, to prevent damage to the
transducer.
Projected
Raising/
Lowering
Max. 18 kn
Max. 15 kn