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Section 3:
Basic Sonar Operation
Keyboard
Numbers in the photo correspond to key explanations below.
Lowrance M52 Pro Sonar.
1. PWR/LIGHT – The PWR key turns the unit on and off and activates
the backlight. Depress the
PWR key for 3 seconds to turn off the unit.
2. PAGES – Pressing this and the arrow keys (4) switches the unit be-
tween the different page display screens.
3. MENU – Press this key to show the menus and submenus, which
allow you to select a command or adjust a feature. This also accesses
search functions for streets, intersections, addresses and highway exits.
4. ARROW KEYS – These keys are used to navigate through the
menus, make menu selections, move the plotter cursor and sonar chart
cursor and enter data.
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