DISPLAY CONTRAST
The unit’s display contrast is adjustable to suit different lighting conditions. This will help you see the screen from different angles or at various times of the day. The default setting is min (minimum) percent.
To adjust the contrast, press MENU DOWN until the DISPLAY CONTRAST menu appears. To decrease screen contrast, press the DOWN ARROW key. Press the UP ARROW key to increase screen contrast. The bar graph in the Contrast menu box shows a graph of the contrast. The screen will also show the effects of the change. If you reach the maximum or minimum level, a tone sounds alerting you to the limits. Press the PWR key to clear the menu.
DEPTH UNITS OF MEASURE
This unit can show the depth in feet or meters.
To change the depth units of measure, press MENU DOWN until the UNITS menu appears. Use the arrow keys to select the desired unit of measure, then press the PWR key to clear the menu.
PRESET UNIT (reset all options)
This command is used to reset all features, options and settings to their original factory defaults. This is useful when you have changed several settings and want to return the unit to basic automatic operation.
Turn the unit off. Press and hold the DOWN ARROW key and the MENU DOWN key at the same time while you press the PWR key. Release the keys as the unit powers up. The unit will turn on with factory settings restored.
SYSTEM INFO
To show the operating software system information, press MENU DOWN until the UNIT INFO menu appears. Press PWR to clear the screen.
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