Furuno GD-1700, Operator'S Manual

Page: 97 / 249

3. RADAR OPERATION
3-3
1. Press the [GAIN] key. The last-used “adjustment window” is displayed. In the
example below, the gain sensitivity adjustment window is shown. The gain
soft keys shown depend on radar source as shown below.
.250/ 319.9
°
M
.125nm
SP
H-UP
.250/ 319.9
°
M
.125nm
SP
H-UP
GAIN
ADJUST
+
359.9
°
R
0.240nm
GAIN
A/C
SEA
A/C
RAIN
FTC
RETURN
GAIN
ADJUST
+
359.9
°
R
0.240nm
GAIN
A/C
SEA
A/C
RAIN
RETURN
Model 1700 series radar Model 1800/1900 series radar
A/C AT
ON /OFF
GAIN SENSITIVITY
¤
AUTO ROUGH
¡ AUTO MODERATE
¡
AUTO CALM
¡
MAN
0
GAIN SENSITIVITY
¤
AUTO ROUGH
¡
AUTO MODERATE
¡ AUTO CALM
¡ MAN
0
Item selected for adjustment is highlighted.
Gain adjustment soft keys
2. If the gain sensitivity window is not displayed, press the GAIN soft key to
show it.
GAIN SENSITIVITY
¤
AUTO ROUGH
¡
AUTO MODERATE
¡ AUTO CALM
¡
MAN
0
Gain sensitivity window
3. Press ▲ or ▼ to select AUTO ROUGH, AUTO MODERATE, AUTO CALM, or
MAN (manual) as appropriate. Select an AUTO option according to the sea
state.
4. For manual adjustment, rotate the [ENTER] knob to adjust. The range of
adjustment is 0-100.
5. Press the [GAIN] key on the front panel or the RETURN soft key to finish.