Lowrance 540c baja Guía De Operación

104 

 

Sounds triggered by key strokes and alarms can be turned off or ad-

justed to a desired level. 
To set Key Press Sounds:  
1. Press 

|

, select 

 and press 

. 

2. Highlight 

 and press 

 to check it (turn on) or un-

check it (turn off.  
3. Press 

|

 to return to the map display. 

To set Alarm Sounds:  
1. Press 

|

, select 

 and press 

. 

2. Highlight 

and press

 to check it (turn on) or uncheck 

it (turn off).  
3. Press 

|

 to return to map page display. 

To set Volume:  
1. Press 

|

, select 

 and press 

. 

2. Highlight 

and use 

← → to move the Volume control bar. The 

left end of the scale is low volume. The right end of the scale is high vol-

ume.  
3. Press 

|

 to return to map display. 

To set Alarm Style:  
1. Press 

|

, select 

 and press 

. 

2. Highlight 

 and press 

. 

3. Use 

↑ ↓ to select the desired style and press 

.  

4. Press 

|

 to return to the map display.