3) Press Right Arrow to enter into Sonar setting.
4) Use the Up/Down Arrow to select the Color Line option.
5) Press Right Arrow to enter into the setting.
6) Press Right/Left Arrow to increase or decrease the value.
7) Press ENT to confirm the setting.
8) Press EXIT to exit the menu setting.
4. Sensitivity
Sensitivity determines how echoes will be displayed on the
screen. Increasing the sensitivity will make you see more
details on the screen. In most situations, "Auto" setting will
work well.
To set Sensitivity:
1) Press MENU to enter into menu setting
.
2) Use the Up/Down Arrow to select Sonar option.
3) Press Right Arrow to enter into Sonar setting.
4) Use the Up/Down Arrow to select the Sensitive option.
5) Press Right Arrow to enter into the setting.
6) Press Right/Left Arrow to increase or decrease the value.
7) Press ENT to confirm the setting.
8) Press EXIT to exit the menu setting.
5. Fish ID Sens.
Fish ID Sens. is used to adjust the threshold of fish size detec-
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Echofish 820 – Installation & Operation manual