Furuno FE-800, Operator'S Manual

Page: 33 / 60

2. SYSTEM MENU
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2.4 How to Set Bottom Tail Display
You can change the colour of the stronger echoes on the seabed by using the [Bottom Tail Dis-
play] function.
1. Press the MENU/ESC key to open the Main menu.
2. Select [System] using

or

, then press the ENT key.
3. Select [Parameters] using

or

, then press the ENT key.
4. Select [Bottom Tail Display] using

or

, then press the ENT key. This will open a pop-up
window.
5. Select [OFF] or [ON] as appropriate, then press the ENT key to apply the settings and close
the pop-up window.
To keep the default setting, press

or the MENU/ESC key.
6. Press the MENU/ESC key three times to close the menu.
2.5 How to Set Bottom Link RNG
The pulsewidth can be changed in conjunction with either the seabed depth or the display range.
1. Press the MENU/ESC key to open the Main menu.
2. Select [System] using  or  , then press the ENT key.
3. Select [Parameters] using  or  , then press the ENT key.
4. Select [Bottom Link RNG] using  or  , then press the ENT key. This will open a pop-up
window.
5. Select [OFF] or [ON] as appropriate, then press the ENT key to apply the settings and close
the pop-up window. To keep the default setting, press  or the MENU/ESC key.
6. Press the MENU/ESC key three times to close the menu.
2.6 How to Set the Speed of Sound
You can manually set the speed of sound to compensate for changes in temperature and salinity.
1. Press the MENU/ESC key to open the Main menu.
2. Select [System] using

or

, then press the ENT key.
3. Select [Parameters] using

or

, then press the ENT key.
4. Select [Speed of Sound] using

or

, then press the ENT key. This will open a pop-up
window.
5. Adjust the parameter using  or  , then press the ENT key to apply the settings and close
the pop-up window. To keep the default setting, press  or the MENU/ESC key.
6. Press the MENU/ESC key three times to close the menu.
1500m/s
(1480~1520m/s)