Units - depth, Units - temp, Units - distance – Humminbird 561 User Manual
Page 66: Units - speed
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Setup Menu Tab
Units - Depth
Settings: Domestic Models: Feet, Fathoms; International
Models: Meters; Default = Feet/Meters
Units - Depth selects the units of measure for all depth-related readouts.
Units - Temp
(International models only)
Settings: Celsius, Fahrenheit; Default = Celsius
Units - Temp selects the units of measure for all temperature-related readouts.
International models only.
Units - Distance
(with Temp/Speed 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,
and will appear in the menu if a Temp/Speed Accessory is connected and the
paddlewheel has moved at least once.
Units - Speed
(with Temp/Speed only)
Settings: Domestic Models: mph, kts; International
Models: kph; Default = mph/kph
Units - Speed selects the units of measure for speed-related readouts, and will
appear in the menu if a Temp/Speed Accessory is connected and the
paddlewheel has moved at least once.