Eagle Electronics Cuda 250i - Manual (Page 58)

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Sonar Quick Reference
1. Mount the transducer and unit. Connect the unit to electric power
and the transducer.
2. Launch your boat.
3. To turn on the unit, press and release PWR key.
4. Head for your fishing area. Your unit automatically displays digital
depth and surface water temperature in the corner of the screen.
5. As you watch the sonar returns, you can change the display by:
Zoom in to enlarge the chart for more detail: press ZIN .
Zoom out to return to full chart mode: press ZOUT .
6. If necessary, adjust sensitivity to improve chart readability. Press
MENU | ENT and the Sensitivity Menu will appear on the left of your
screen. Use
↑ and ↓ to change the setting.
7. Watch the display for the appearance of fish arches. When you see
arches, you have found fish!
8. Gauge the fish depth by visually comparing the fish arches with the
depth scale on the right side of the screen or get a more accurate meas-
ure with the Depth Cursor. Press
MENU |
↓ to
D EPTH C URSOR
| ENT . Press
↓
↑ to align the cursor line with the fish arch. The depth appears in a box
at the right end of the cursor line. To clear the cursor, press
EXIT .
9. If you are drifting at a very low speed or anchored, you are not mov-
ing fast enough for the unit to return a fish arch signal. As you drift
over a fish or as a fish swims through the transducer's signal cone, the
fish echo will appear as a straight line suspended between the surface
and the bottom.
10. To turn off the unit, press and hold PWR key for three seconds.