Furuno FCV-30 - Manual (Page 72)

3. CHANGING SETTINGS
3-4
Temp graph scale: Choose where to display the temperature graph scale: Left, Left-Mid,
Center, Right-Mid, Right.
Bottom discrimination scale: Choose where to display the bottom discrimination scale:
Left, Left-Mid, Center, Right-Mid, Right.
Beam direction: Choose how to show beam direction: Letters, Figures or Letters +
Figures.
Light-blue
line
Line length: Shows default angle.
10 deg: Radius of inner circle
20 deg: Radius of outer circle
Line direction: Shows bearing.
3.3 Echo Image Dialog Box
The Echo Image dialog box provides for control of echo sounder functions.
1. Click Setting.
2. Click Echo image.
Echo image dialog box