Operation; Control Description - Furuno 1761 MARK-3 Operator's Manual

2.1 Control Description

Turns power on.
Press together with [STBY/TX] key
to turn power off.
Alternates between stand-by and
transmit.
Lights (in green) to show the
radar is in the "echonomy
(stand-by)" mode.
Adjusts the brightness of the screen.
Selects radar range.
The "+" and "-" touchpads select a
higher and lower range, respectively.
Selets items during the menu display.
Shifts the display; turns the zoom
function on, and restores normal
picture, in that order.
Turns the Electronic Bearing
Line (EBL) on and off.
Turns on and off the guard zone alarm.
GAIN
POWER
PUSH/HM OFF
OFF
A/C SEA
STBY
T X
PUSH/PLOT
ECONOMY
A/C RAIN
BRILL
PUSH/FTC
RANGE
SHIFT
RING
ZOOM
VRM
EBL
GUARD MENU
Figure 2-1 Control panel

2. OPERATION

(Control) Adjusts sensitivity of radar
receiver.
(Switch) 1. Temporarily erases heading
marker.
2. Change + cursor data from
R/B to L/L and vice versa.
(Control) Reduces sea clutter caused
by waves.
(Switch) Turns on/off the radar
target plotting
(Control) Reduces rain clutters.
(Switch) Suppresses heavy
precipitation.
Turns the fixed range rings on and off.
Turns the Variable Range Marker
(VRM) on and off.
Turns the menu display on and off.
Trackball
(1) Shifts cursor, EBL and VRM.
(2) Sets guard zone.
(3) Selects items and options on
menu.
(4) Shifts origin of EBL and VRM.
2-1