Temp Offset

(Advanced)

Temp Offset will adjust the temperature readout by the amount entered. This menu choice is available only when in Advanced User Mode (see Setup Menu Tab: User Mode.)

To change the Temp Offset setting:

1.Make sure you are in Advanced User Mode, then highlight Temp Offset on the Setup menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Temp Offset setting. (-10.0 to +10.0 degrees, Default = 0)

Speed Calibration

(Advanced, with Temp/Speed only)

Speed Calibration will adjust the speed readout by the percentage entered, and will appear in the menu if a Temp/Speed Accessory is connected and the paddlewheel has moved at least once, when the unit is in Advanced User Mode (see Setup Menu Tab: User Mode.)

To change the Speed Calibration setting:

1.Make sure you are in Advanced User Mode, then highlight Speed Calibration on the Setup menu.

2.Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Speed Calibration setting. (-20% to +20%, Default = 0%)

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Humminbird 580 manual Temp Offset, Speed Calibration