Specifications
63 
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 →|then press ↓ to 
50 KHZ|ENT. 
3. Press 
EXIT|EXIT to clear the menu. 
To change the frequency setting to 200 kHz 
1. From the Sonar Page, press 
MENU|↓ to SONAR FEATURES|ENT. 
2. Press →|then 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. 
Noise Rejection 
See the entry on Advanced Signal Processing in this section. 
Overlay Data 
To change the digital data shown on top of the sonar page: 
1. Press 
MENU|↓ to OVERLAY DATA|ENT. 
2. Highlight 
(PRESS ENT TO ADD…) and press ENT. 










