Lowrance electronic LCX-104C - Manual (Page 85)

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Split Frequency Sonar Chart page, with
50 kHz view at left and 200 kHz view at right.
You can adjust the sensitivity in each window.
To adjust sensitivity in auto mode:
1. Press
MENU | ENT .
2. The unit asks which you wish to adjust. Press
← or→ to select the
one you want | ENT .
3. 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.)
The Split Frequency Sonar Chart page allows you to adjust
sensitivity separately for each window.