Furuno FCV-1100L - Manual (Page 80)

APPENDIX
A-10
Horizontal division
LOW/HIGH
LF or HF DUAL
HIGH
LOW
ZOOM
ZOOM
LOW/HIGH
LOW/
HIGH
LOW/
HIGH
HIGH
LOW ZOOM
NORMAL
A-SCOPE
"ON"
A
S
C
O
P
E
A
S
C
P
A
S
C
P
A
S
C
P
A
S
C
P