Humminbird 698ci HD SI Combo Operation Manual page 66

To activate Flasher Zoom:
The Zoom feature displays a 2x magnified view of the area you choose on the
flasher display.
1. Set up: Press the VIEW key repeatedly until the Circular Flasher View
is displayed on the screen. Turn on the Ice Fishing Mode (see Sonar
Menu Tab).
2. Activate: Press the +ZOOM key. The Zoom upper limit and lower limit
lines will appear on the display.
3. Adjust the Zoom Range: Press the RIGHT or LEFT Cursor keys
repeatedly to adjust the zoom range and select the area you want to
magnify. The zoomed view is shown on the right side of the flasher dial
between two lines. The normal view is shown on the left side of the
flasher dial.
4. Close Zoom: Press the −ZOOM key.
Normal View (reading the full
depth of the water column)
Zoom Line
(lower limit)
Views
Circular Flasher Zoom
Zoom Line
(upper limit)
Zoom View
(2X magnification)
54
Press the RIGHT
or LEFT Cursor
key to change
the Zoom
Range.