Key Functions; Power/Light Key - Humminbird 931C Installation And Operation Manual

93x_Man_531370-1_A - vs4.qxd 2/18/2005
WhiteLine® highlights the strongest sonar returns in white, resulting in a distinctive
outline. This has the benefit of clearly defining the bottom on the display.
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KEY FUNCTIONS

Your 900 Series™ user interface consists of a set of easy-to-use keys that work with
various on-screen views and menus to give you flexibility and control over your
fishing experience. Regardless of model, your control head will have the following
common keys:

• POWER/LIGHT key

• EXIT key
• VIEW key
• 4-WAY Cursor Control key
• MENU key
• VIEW PRESET keys.
In addition, if you have a either a 937c DF Combo or a 937c Combo model, your control
head will have the following additional, navigation-related keys:
• MARK/GOTO key
• INFO key
• ZOOM (+/-) key.
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POWER/LIGHT KEY
The POWER/LIGHT key is used to turn the 900 Series™ on and off, and
also to adjust the backlight and background color of the display. Press
the POWER/LIGHT key to turn the unit on. The Title screen is then
displayed until the 900 Series™ begins sonar operation.