Eagle Electronics CUDA 300 - Manuel (Page 32)

26
Sensitivity at 71 percent (left). Sensitivity at 100 percent (right).
To change the Grayline level:
1. Press
MENU
until the
G
RAYLINE
control bar appears.
2. Press ↑ to increase the level of Grayline or press ↓ to decrease it. If
you reach the maximum or minimum level, a tone will sound. Press
PWR
to clear the menu.
A small amount of Grayline indicates a soft bottom (left), probably
sand or mud. More Grayline indicates a harder, rocky bottom (right).
Chart Speed
The rate that echoes scroll across the screen is called the chart scroll
speed. The default for this unit is the maximum, 100 percent.
Wider
Grayline
®
Thin or no Grayline
®
Bait
school
Fish
arches