Furuno 1823C-BB Operator's Manual page 35

1. Press the [GAIN] key to show the "gain adjustment" soft keys, and the
last-used adjustment window appears. The example below shows the gain
sensitivity adjustment window. The gain soft keys shown depend on radar
source as shown below.
3nm
12/
LP
H-UP
GAIN SENSITIVITY
¤
AUTO ROUGH
¡
AUTO MODERATE
¡
AUTO CALM
¡ MAN
0
2. Press the A:GAIN soft key to show the gain sensitivity setting window.
3. Use the trackball 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, while observing
the radar echo. The range of adjustment is 0-100.
5. Press the [GAIN] key on the front panel or the E:RETURN soft key to finish.
319. 9 °
GAIN
M
ADJUST
A GAIN
A/C
B
SEA
A/C
C
RAIN
A/C AT
D When the radar source is the
ON / OFF
M1700 series radar, this key's
label is changed to "FTC".
E RETURN
359.9 ˚R
+
11.70
nm
Gain adjustment soft key
GAIN SENSITIVITY
¤
AUTO ROUGH
¡
AUTO MODERATE
¡
AUTO CALM
¡
MAN
0
Gain sensitivity window
offered by Busse-Yachtshop.de
2. RADAR OPERATION
2-3