Lowrance electronic Fish Finder Manual Do Utilizador

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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 
A
UTO 
S
ENSI-
TIVITY
|
ENT
|
↑ to 
S
ENSITIVITY
|
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 
S
YSTEM 
S
ETUP
|
ENT
|
↓ to 
R
ESET 
O
PTIONS
|
ENT
2. The unit asks if you want to reset all the options. Select 
Y
ES
 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.