Furuno CH-250 - Manual (Page 11)

1-1
1. OPERATIONAL OVERVIEW
1.1 Control Description
GAIN SECTOR TRAIN RANGE TILT
MAIN
SUB
FULL
HALF
FAST
SCAN
BRILL TARGET MENU
R/B EVENT
CUSTOM MODE DISPLAY MODE
POWER
XDR
Turns the power on/off.
Lowers the transducer.
Adjusts receiver
sensitivity.
Selects center bearing of training sector.
Selects detection range.
= Controls tilt angle.
= Selects center direction of
the vertical scanning sector.
Omnipad
= Shifts cursor.
= Selects menu items, options.
Opens/closes
menu.
Inscribes/erases event
marker.
Inscribes/erases range
and bearing markers.
Adjusts display
brilliance.
Selects scan speed (sonar)/picture
advancement speed (echo sounder).
Selects width of
training sector.
Alternately selects main
and sub windows in
combination displays.
Provide short-cut
key or one-touch
setup.
Select display mode.
Raises the transducer
.
Switches training sector to 360˚
(horizontal mode), or 180˚ (vertical fan mode).
Horizontal/History
Vertical Fan
Horizontal/Video Plotter Horizontal/Vertical Fan
Horizontal/Strata
Horizontal
Expanded Horizontal
Echo Sounder
DISPLAY MODE
Turns target lock on/off.
Figure 1-1 Control unit