How Do I Isolate Objects Near The Bottom - Raymarine RayTech RNS 5.0 User Manual

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If a bottom lock or zoom image is displayed, selecting A-Scope automatically switches
them off. If you have split frequency images displayed, A-Scope is automatically
displayed in both panes.
To display the A-Scope image:
1. Click
2. Click
3. Click right hand

How do I isolate objects near the bottom?

The white line feature separates echoes from objects near the bottom and the bottom
itself. When white line is switched on, the sonar displays echoes differently.
White
Line
The strongest echoes are displayed in the background with a thin line on top. All other
echoes remain unchanged.
To display white line:
1. Click
2. Click
The scrolling bottom image will start to display white line from the right of the
screen.
A-Scope
.
A-Scope
to ON. The A-Scope image will appear at the right of the screen.
A-Scope
to required mode.
Presentation
.
White Line
to ON.
RayTech RNS V5.0- User's Manual