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Software Version Information
From time to time, Lowrance updates the operating system software in
some of its products. These software upgrades are usually offered to
customers as free downloads from our web site, www.lowrance.com.
These upgrades make the unit perform better or introduce a new fea-
ture or function. You can find out what software version is running in
your M56 by using the Software Information command.
At left, Main Menu with Software Information command selected.
At right, the Software Information screen.
1. Press MENU|MENU|↓ to SYSTEM SETUP|ENT|↓ to SOFTWARE INFO|ENT.
2. Read the information displayed on the screen.
3. To return to the last page displayed, press EXIT|EXIT|EXIT.
Sounds and Alarm Sound Styles
Sounds triggered by key strokes and alarms can be adjusted:
You first press
MENU|MENU|↓ to SOUNDS|ENT.
Sounds command, left. At right, the Sounds menu.