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Les langues disponibles
Les langues disponibles
the water type setting is in line with the water condition.
To set the Water Type:
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 Water Type option.
5) Press Right Arrow to enter into the setting.
6) Press Up/Down Arrow to change the option.
7) Press ENT to confirm the setting.
8) Press EXIT to exit the menu setting.
7. Frequency
Frequency is used to set which sonar returns will be dis-
played on the screen when the transducer is working.
a- In 200 kHz, the screen and Real Sonar Window will only
display the 200 kHz narrow beam sonar returns.
b- In 50 kHz, the screen and Real Sonar Window will only
display the 50 kHz narrow beam sonar returns.
c- In 50/200 setting, the screen will display both the 200
kHz and 50 kHz sonar returns.
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Echofish 820 – Installation & Operation manual
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