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2. SYSTEM MENU
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2.7.3 Bottom lost
The FE-800 can output an alert when the seabed echo is lost.
To adjust the alert settings, do the following:
1. Press the MENU/ESC key to open the Main menu.
2. Select [System] using S or T, then press the ENT key.
3. Select [Alert] using S or T, then press the ENT key.
4. Select [Bottom Lost] using S or T, then press the ENT key.
5. Select [ON] to output an alert, select [OFF] to stop alert output.
6. Press the DISP key to close the open menus.
2.7.4 GPS lost
The FE-800 can output an alert when the GPS signal is lost.
To adjust the alert settings, do the following:
1. Press the MENU/ESC key to open the Main menu.
2. Select [System] using S or T, then press the ENT key.
3. Select [Alert] using S or T, then press the ENT key.
4. Select [GPS Lost] using S or T, then press the ENT key.
5. Select [ON] to output an alert, select [OFF] to stop alert output.
6. Press the DISP key to close the open menus.