Lowrance electronic HDS 8 Manual Do Utilizador

66

Data Box
Turns on/off on screen EBL/VRM information 

box. 
To turn on/off the EBL/VRM information box, 

highlight Data box on the EBL/VRM menu and 
press 

enTeR.

A zone or zones near or around your vessel 

that alert you if a radar target enters or leaves 

a zone. That makes it easier to be aware of 

the movement of radar targets around you, 

which improves collision avoidance. 
There are two guard zones: Guard Zone 1 

and Guard Zone 2. 
You can control the shape, range, depth, 

bearing, width and sensitivity of guard 

zones.

Data box

Guard Zone 1 (circle)

Guard Zone 2 (sector)

Turns on/off 

Guard Zone1

Turns on/off 

Guard Zone 2

NOTE:  We recommend a 70-75% Guard Zone sensitivity