Furuno FM-4800 - COG;SOG Display; Manual Position

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obtained through the internal GNSS.
Step 1 In the "GNSS SETUP" interface, select "INTERNAL GNSS".
The following interface appears on the screen.
Step 2 Select "ON" or "OFF".
Step 3 Press the Menu/DSC control to save the setting and return to the previous
interface.
10.4.3 COG/SOG Display
This feature allows you to set whether to show Course Over Ground (COG)/Speed
Over Ground (SOG) on the radio screen.
Step 1 In the "GNSS SETUP" interface, select "COG/SOG DISPLAY".
The following interface appears on the screen.
Step 2 Select "ON" or "OFF".
Step 3 Press the Menu/DSC control to save the setting and return to the previous
interface.
10.4.4 Manual Position
This feature allows you to input the time and the longitude and the latitude of the
vessel.
Step 1 In the "GNSS SETUP" interface, select "MANUAL POSITION".
The following interface appears on the screen.