Lowrance electronic LMS-337C DF - Manual (Page 93)

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To adjust sensitivity in auto mode:
1. Press
MENU | ENT .
2. The Sensitivity Control Bar appears. Press
↓ to decrease sensitivity;
press
↑ to increase sensitivity. When it's set at the desired level, press
EXIT . (When you reach the maximum or minimum limit, a tone sounds.)
At left, Sonar Menu with Sensitivity command selected. At right, the
Sensitivity Control Bar.
To adjust sensitivity in manual mode:
1. First, turn off Auto Sensitivity: from the Sonar Page, press MENU |
↓
to A UTO S ENSITIVITY
| ENT .
2. Press
↑ to
S
ENSITIVITY
| ENT and the Sensitivity Control Bar appears.
Press
↓ or ↑ to pick a different sensitivity setting. When it's set at the
desired level, press EXIT .
To turn Auto Sensitivity back on:
From the Sonar Page, press
MENU |
↓ to
A
UTO
S
ENSITIVITY
| ENT | EXIT .
NOTE:
To return to the original factory setting for Auto Sensitivity, see the
entry in this section on Reset Options. If sensitivity is in manual
mode, the Reset Options command will switch back to Auto and re-
set the factory setting at the same time.
Tip:
For quicker sensitivity adjustments, try leaving the Sensitivity
Control Bar on the screen as the chart scrolls. You can see the
changes on the screen as you press the up or down arrows. This is
handy when there's a lot of clutter in the water, and you are
matching the sensitivity to rapidly changing water conditions.