Lowrance 540c baja 操作ガイド

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To adjust Transparency level: 
1. Press 

|

|

↓ to 

|

. The 

 slider 

bar appears.  
2. Use 

↑ ↓ to move the bar. Move the bar to the bottom of the scale to 

eliminate transparency. Moving the bar to the top of the scale will pro-

vide the greatest level of transparency. 
3. Press 

 to return to the map display.

 

This menu sets the speed and distance (statute or nautical miles, me-

ters), depth (feet, fathoms, or meters), temperature (degrees Fahren-

heit or Celsius) and heading (true or magnetic) units.  
To change Units of Measure: 
To set Speed/Distance:  
1. Press 

|

, select System Setup and press 

. 

 will be highlighted, so press 

. 

2. Speed/Distance will be highlighted. Press 

. 

3. Use 

↑  ↓ to select one of the following options: Statute, Nautical or 

Metric. Press 

. 

4. Press 

 repeatedly to return to the map display.