Humminbird 408930-1 GPS Receiver User Manual


 
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Setup Menu Tab
Depth Offset
(Advanced)
Settings: -10.0 to +10.0 feet, or -3.0 to +3.0 meters
(International Models only); Default = 0
Depth Offset will adjust the digital depth readout to indicate depth from the
waterline or boat's keel. Enter a positive vertical measurement from the
transducer to the waterline to read the depth from the waterline. Enter a
negative vertical measurement from the transducer to keel to read the depth
from the keel.
Temp. Offset
(Advanced, with Temp/Speed only)
Settings: -10.0 to +10.0 degrees; Default = 0
Temp. Offset will adjust the temperature readout by the amount entered. This
menu option is available if a Temp/Speed Accessory is connected and the
paddlewheel has moved at least once.
Customized Sonar ViewDefault Sonar View
NOTE: The availability of the digital readout information corresponds with the
view selected, the accessory attached, and whether or not you are navigating.