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When using HyperScroll, you may also need to manually decrease the
sensitivity for optimum performance. Depending on water depth and
other conditions, HyperScroll may cause a second bottom echo to return
to the transducer during the next ping cycle, or sounding. This can result
in a large amount of clutter appearing on the screen. If this occurs, just
decrease the sensitivity to a level that eliminates the clutter. When you
turn HyperScroll off, you can return to your original sensitivity level.
At left, Sonar Menu with Ping Speed command selected.
Ping Speed Control Bar, right, at default setting.
To change Ping Speed:
1. From the Sonar Page, press
MENU|↓ to PING SPEED|ENT.
2. The Ping Speed Control Bar appears. Press ↑ to increase ping speed;
press ↓ to decrease speed. When it's set at the desired level, press
EXIT.
To adjust Sensitivity:
1. From the Sonar Page, 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.)
To turn off HyperScroll:
1. From the Sonar Page, press
MENU|↓ to PING SPEED|ENT.
2. The Ping Speed Control Bar appears. Press↓ to decrease ping speed
to 50 percent. When it's set at the desired level, press
EXIT.
When you boost ping speed and switch into HyperScroll, the width of
the FasTrack bar graph display doubles in width at the right side of the