Humminbird Onix Opeartion Manual page 142

Edit an EBL/VRM
1. With a Radar View displayed on-screen, tap Radar in the status bar.
OR
Press the MENU key.
2. Select EBL/VRM.
3. Under EBL/VRM (1) or EBL/VRM (2), select Adjust.
4. Use the Joystick to move the cursor until it is positioned over the chosen EBL/VRM intersection.
5. Press the ENTER key.
Turn off an EBL/VRM
1. With a Radar View displayed on-screen, tap Radar in the status bar.
OR
Press the MENU key.
2. Select EBL/VRM.
3. Select EBL/VRM (1) or EBL/VRM (2), and turn it off.
EBL/VRM 142