Lowrance electronic M56 GPS Receiver User Manual


 
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Digital Data/Chart
Flasher
The Flasher page represents a flasher style sonar. A circular dial shows
all returning echoes at a high screen refresh rate. It uses the Grayline
feature to show weaker targets as lighter colors. The bottom depth is
also shown as a black bar across the outer circle.
Flasher page.
Sonar Simulator
This unit has a built-in simulator that lets you run it as if you were on
the water. All sonar features and functions are useable. When in
simulator mode, you will see [Simulator Mode] in the Sonar Page title
bar. To use the simulator:
1. From the Sonar Page, press
MENU|MENU| to SONAR SETUP|ENT| to
SONAR SIMULATOR|ENT.
2. Turn off Sonar Simulator by pressing
MENU|MENU| to SONAR
SETUP|ENT| to SONAR SIMULATOR|ENT.
Bottom signal
Surface clutter
Fish signal,
approximately
13 feet