Units - depth, Units - temp, Units - distance – Humminbird 778C User Manual
Page 83: Units - speed
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Units - Depth
Settings: Domestic Models: Feet, Fathoms; International
Models: Meters, Feet, Fathoms; Default = Feet/Meters
Units - Depth selects the units of measure for all depth-related readouts.
Units - Temp
(International only)
Settings: Celsius, Fahrenheit; Default = Celsius
Units - Temp selects the units of measure for all temperature-related readouts.
International Models only.
Units - Distance
(Advanced, with optional Temp/Speed or GPS only)
Settings: Domestic Models: Statute Miles, Nautical Miles,
Default
=
Statute
Miles;
International
Models:
Meters/Kilometers, Meters/Nautical Miles, Feet/Statute
Miles, Feet/Nautical Miles, Default = Meters/Kilometers
Units - Distance selects the units of measure for all distance-related readouts.
This menu option is available if a Temp/Speed accessory is connected and the
paddlewheel has moved at least once, or if a GPS Receiver is connected.
Units - Speed
(Advanced, with optional Temp/Speed or GPS only)
Settings: Domestic Models: mph, kts; International
Models: kph; Default = mph/kph
Units - Speed selects the units of measure for speed-related readouts. This
menu option is available if a Temp/Speed accessory is connected and the
paddlewheel has moved at least once, or if a GPS Receiver is connected.
Setup Menu Tab