Furuno MFD8 User Handbook Manual page 13

Measuring bearing to a target
Select
Push*
EBL.
*Short: EBL1
Long: EBL1/EBL2
Setting a guard zone
A guard zone alerts you with audio and visual indications when a target enters the alarm zone.
On radar
screen
To cancel a guard zone:
Place cursor
on guard zone.
All manuals and user guides at all-guides.com
Select
Confirm
Confirm appropriate
selection.
selection.
EBL.
Guard Zone
Select
Set Guard 1 or
Set Guard 2.
Place cursor at
point 2.
13
EBL1
Bisect
target with
EBL.
Check EBL box for bearing.
EBL 1 210.2 ° T
EBL 2 59.4 ° T
153
Place cursor at
point 1.
Point 1
OR
Point 2
Select
Erase
Clear Guard.
guard zone.
153
EBL2
+
Target
EBL box
Point 2
Point 1