Mark Key; Goto Key; Zoom (+/-) Key - Humminbird 597ci Combo Operation Manual

MARK Key

Press the MARK key while in any view to mark the position of a
waypoint. The MARK key function works if you have the GPS
receiver connected. The waypoint location and characteristics are influenced by
the active features on the control head as follows:
• If the cursor is active, the waypoint will be marked at the cursor
location.
• If the cursor is not active, the waypoint will be marked at the boat
location.

GOTO Key

The GOTO key has multiple functions, depending on the situation:
• If the Cursor is active, press the GOTO key while in any view to create
a waypoint and start navigation towards that waypoint.
• If the Cursor is not active, press the GOTO key to display the saved
waypoints list, and then highlight a waypoint. Press the RIGHT Cursor
key to begin navigation.
• In any of the Navigation Views or the Sonar Zoom View, press the +/-
Zoom key to change the scale of the view to appear closer or farther
away.
Key Functions

ZOOM (+/-) Key

The ZOOM (+/-) key has multiple functions, depending on
the situation:
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