Eagle Electronics 640c Fish Finder User Manual


 
99
On the Map with Sonar page, you can only change size, not switch lay-
out. It is always two vertical windows. Press
EXIT to clear the four
flashing arrows.
(From left to right) Fig. 1. Resize Window command on the GPS Page
menu. Fig. 2. Two Maps page display with four flashing arrows on the
dividing centerline. Fig. 3. The centerline has been moved down to en-
large the top map, which is now zoomed in to 40 miles. Fig. 4. Pressing
has switched the page layout from horizontal to vertical.
3. To change the window size again or revert back to the original dis-
play, just follow the steps above. Most dual-window displays use half
the screen for each window by default.
The following page contains a 12-step quick reference for the most basic
GPS operations. If you don't want to carry the manual with you as you
practice with the unit, you might consider photocopying this quick ref-
erence page and tucking it into your pocket.
Fig. 1. Fig. 3.
Fig. 2. Fig. 4.