highlight the “Enabled” box in the Zone Alarm box, then press the ENT key. To adjust the zone alarm, highlight the “Adjust Zone” label, then press the ENT key. A screen similar to the one at right appears.
The zone alarm bar shows on the screen to the right of the zoom bar. Any echo - fish, bottom, structure, etc will trigger the zone alarm.
To adjust the top of the zone bar higher or lower, highlight “Upper Limit” and press the ENT key. To adjust the bottom of the bar, highlight “Lower Limit” and press the ENT key.
When the zone alarm is set, press the EXIT key to erase the menus.
FISH ALARM
Use the fish alarm for a distinctive audible alarm when fish or other sus- pended objects are detected by the Fish I.D. feature. A different tone sounds for each fish symbol size shown on the display. To turn the fish alarm on, select “Fish Alarm” from the sonar alarms menu and press the ENT key. Repeat the above steps to turn the fish alarm off.
SONAR SETUP
The Sonar Setup menu lets you select the transducer type, set the keel offset, calibrate the water speed sensor, reset the trip dis- tance, and turn on the sonar simulator.
To access this menu, press the MENU key twice, then select “So- nar Setup”. The screen at right appears.
Transducer Type
This unit can use three different types of transducers: 200 kHz only, 50 kHz only, or 50 kHz and 200 kHz
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