Setting Of Interference Rejection; Setting Of Noise Reduction - Icom FP-561 Instruction Manual

6
rSOUNDER MODEq SETTING OF INTERFERENCE REJECTION
(6) Setting of Interference
Rejection
GPS
SOUNDER MENU
FREQUENCY
STC
DSP SPEED
I.R
N.R
SEL
CANC
CLR
Noise disturbance caused
by other fishfinder
4
GPS
H
315 ゜10.2KT 58 F

(7) Setting of Noise Reduction

GPS
SOUNDER MENU
FREQUENCY
STC
DSP SPEED
I.R
N.R
ADJ
CANC
CLR
51
The system has an interference rejection function that removes inductive
interference derived by a generator on the ship or noise disturbance caused
by a fishfinder of other ships. (Default; ON)
To activate the interference rejection function, proceed as follow.
48 21.417N 125 26.643W
q Press the [MENU] key.
0
The Main Menu screen will appear.
H
L
1
w Select "Sounder Menu" using the [UP] or [DOWN] key and press the [SET] key.
20
5 STOP
ON OFF
The Sounder Menu screen will appear.
OFF
1
40
e Select "I.R" using the [UP] or [DOWN] key and press the [SET] key.
The selected item turns blue.
60
r Select "ON" using the [LEFT] or [RIGHT] key and press the [SET] key.
The setting is now saved.
80
t When you finish setting, press the [MENU] key to close the Main Menu screen.
100
SET
SET
43.4
FT
Inductive interference caused
by a generator on the ship
48 21.417N 125 26.643W GPS
0
20
40
60
80
H
100
43.5
FT
The system has an noise reduction function that suppresses noises caused
by contamination of seawater or other sources. These noises may appear as
blue or green dots on fishfinder screens. (Default; OFF)
To suppress the noises and make the image legible, proceed as follows.
48 21.417N 125 26.643W
q Press the [MENU] key.
0
The Main Menu screen will appear.
H
L
1
w Select "Sounder Menu" using the [UP] or [DOWN] key and press the [SET] key.
20
5 STOP
ON OFF
The Sounder Menu screen will appear.
OFF
1
40
e Select "N.R" using the [UP] or [DOWN] key and press the [SET] key.
The selected item turns blue.
60
r Move to the noise reduction level by using the [LEFT] or [RIGHT] key.
t Select the desired level ("1" to "4") using the [UP] or [DOWN] key and press the
80
[SET] key.
100 The selection is now saved.
SEL
SET
SET
* Level "1" minimizes noise suppression and Level "4" maximizes it.
43.4
FT
* If you select "OFF", the noise reduction function is not used.
y When you finish setting, press the [MENU] key to close the Main Menu screen.
Anti-interference ON
48 21.417N 125 26.643W
0
20
40
60
80
100 H
43.5
315 ゜10.2KT 58 F
FT
GPS 48 21.417N 125 26.643W
0
20
40
60
80
100
43.5
315 ゜10.2KT 58 F
FT