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These figures show results of different sensitivity levels on the
same location. Sensitivity set at 50 percent (left). Sensitivity set at 100
percent (center). Sensitivity Control bar (right).
To adjust sensitivity:
1. Press MENU|ENT.
2. The Sensitivity Control Bar appears. Press ↓ to decrease sensitivity;
press ↑ to increase sensitivity. Press
EXIT.
NOTE:
If you want to change the sensitivity in Manual Mode, first turn off
Auto Sensitivity: from the Sonar Page, press
MENU|↓ to AUTO SENSI-
TIVITY
|ENT|↑ to SENSITIVITY|ENT. Press ↓ or ↑ to pick a different sen-
sitivity setting. When it's set at the desired level, press
EXIT.
Important Tip:
It is possible to scramble the settings so the sonar picture disap-
pears from your screen. If that happens, remember it is easy to
switch back to full automatic operation by restoring factory default
settings.
To Restore Factory Settings
1. Press
MENU|MENU|↓ to SYSTEM SETUP|ENT|↓ to RESET OPTIONS|ENT.
2. The unit asks if you want to reset all the options. Select
YES and
press
ENT. All options are reset, and the unit reverts back to the origi-
nal settings.
Fish Symbols vs. Full Sonar Chart
You may have noticed in the quick reference that we used fish arches
in full sonar chart mode for our example, and not the popular Fish
I.D.™ fish symbol feature.