Lowrance electronic LMS-339cDF iGPS GPS Receiver User Manual


 
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Sonar Features menu with a frequency of 200 kHz selected.
To change the frequency setting to 50 kHz:
1. From the Sonar Page, press
MENU| to SONAR FEATURES|ENT.
2. Press to
50 KHZ|ENT.
3. Press
EXIT|EXIT to close the menu.
To change the frequency setting to 200 kHz:
1. From the Sonar Page, press
MENU| to SONAR FEATURES|ENT.
2. Press to
200 KHZ|ENT.
3. Press
EXIT|EXIT to clear the menu.
HyperScroll
See the entry on Ping Speed, which controls the HyperScroll feature.
Log Sonar Chart Data
If you have an MMC installed in the unit, the sonar data shown on the
screen can be saved to the MMC. This can be played back at any time.
If you have a personal computer and Internet access, visit our web site,
www.lowrance.com and download the free Sonar Viewer and emulator
for your unit. These programs will allow you to replay sonar logs on
your personal computer.